943 Results for

Software Developer Jobs in Frederick, MD

Jobs

Senior Software Developer Leidos

Gaithersburg, MD

$107,900–$195,050

If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com . June 8, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

12 days ago

Appian Software Developer/Integrator Leidos

Bethesda, MD

$107,900–$195,050

We integrate off the shelf and new development efforts to sustain and enhance existing architecture and by leveraging cloud-based computing, artificial intelligence (Al), machine learning (ML) and cross-domain transfer systems to provide cutting edge requirements management, task coordination, data exploitation, enrichment, triage, and analytics capabilities to Defense and Intelligence Community members. Leidos is designing, developing, deploying, and operating a DoD-wide Tasking, Collection, Processing, Exploitation, and Dissemination (TCPED) workflow management platform for Open Source Intelligence (OSINT).

1 day ago

Software Developer Leidos

Gaithersburg, MD

$69,550–$125,725

If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com . June 11, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

12 days ago

Senior Oracle Apex Developer Savantage Solutions

Rockville, MD

Remote

$75,000–$110,000 / year

p>Savantage Solutions is seeking a Oracle APEX Developer to join our core engineering team supporting Altimate, a proprietary Federal Financial Management System deployed for federal agency clients. Factors considered when extending an offer include but are not limited to, job responsibilities, education, experience, knowledge, skills, certifications, seniority, performance, and alignment with market data.

14 days ago

Senior Software Engineer (C++ / Java) Jobot

MONTGOMRY VLG, MD

$165,000–$185,000 / year

With deep expertise in cloud-first architectures, automation, DevSecOps, virtualization, reliability engineering, and large-scale systems integration, we help organizations modernize infrastructure, improve operational efficiency, and support mission-critical environments where performance, security, and resiliency are essential. This role is ideal for a seasoned engineer who enjoys solving complex technical challenges, contributing to system architecture, and partnering closely with Systems Engineering, Development, and Test teams to deliver robust, scalable solutions.

8 days ago

Sr. Software Engineer Jobot

Gaithersburg, MD

$140,000–$165,000 / year

With deep expertise in cloud-first architectures, automation, DevSecOps, virtualization, reliability engineering, and large-scale systems integration, we help organizations modernize infrastructure, improve operational efficiency, and support mission-critical environments where performance, security, and resiliency are essential. Our teams partner closely with customers to deliver innovative solutions across cloud strategy, cybersecurity, systems integration, data engineering, machine learning, AI, disaster recovery, and enterprise infrastructure initiatives.

8 days ago

Senior Software Engineer Teknowleap, Inc

Sterling, VA

Full time

SENIOR SOFTWARE ENGINEER (5 positions offered) to design, develop and code applications using Java and Scala; Integrate backend software applications using Postgres and NoSQL databases; Create performance test suite using Jmeter; Implement cloud infrastructure using AWS services; Build Continuous Integration and Continuous Deployment (CI/CD) pipelines using Github, Jenkins and Artifactory. A Bachelor’s degree with 5 yrs of progressively responsible experience will be accepted in lieu of the Master’s degree and 2 years of experience; Any suitable combination of education, training or experience is acceptable.

30+ days ago

AI Software Engineer Lead Leidos

Gaithersburg, MD

$107,900–$195,050

If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com . Requires BS degree (Computer Science, Engineering or related field) and 10+ year’s of prior relevant experience OR, MS with 7+ year’s of prior relevant experience; OR 7 years of additional experience in lieu of degree.

1 day ago

Software Developer (Journeyman Software Developer; Systems Software) Avid Technology Professionals LLC

Columbia, MD

Bachelor's degree from an accredited college or university in a related discipline and 3+ years of experience. Experience supporting USCYBERCOM, NSA, DoD cyber operations, or related mission environments.

6 days ago

Software Developer Zp Group Llc

Herndon, VA

$115,000–$230,000 / year

Keywords: software engineer, Software developer, python, java, javascript, go, kubernetes, data, data transformation, top secret, top secret clearance, security clearance, computer science, bachelors degree, linux, Virginia, herndon, application, application deployment, front end, back end, angular, devsecops, kubernetes, frontend, backend, full stack, COTS, off the shelf, XML, Linux, Windows, COTS, FOSS, SDLC, Mission Systems, Government Software, Enterprise Applications, Secure Systems, Systems Integration, Application Development, Defense, Intelligence Community. As a Software Developer, you will play a key role in designing, developing, integrating, and maintaining software solutions that directly support operational mission needs.

7 days ago

Temporary Task-Based Senior Software Developer 9th Way Insignia

Ashburn, VA

$98,135.18–$135,000 / year

Work includes migration to the VA Enterprise Cloud (VAEC) using Microsoft Azure, SSRS-to-Power BI and WebForms-to-ASP.NET Core modernization, enterprise data governance toward Level 4-5 CMMI target operating maturity, Section 508 accessibility compliance, and continuous sustainment of the active VA-wide umbrella ATO (FIPS 199 Moderate). NET web applications, Microsoft Power Platform solutions, SharePoint sites, SSRS and Power BI reports, and supporting SQL Server databases that enable OAA's health professions education, Advanced Fellowship, and trainee management mission.

Today

Senior Software Developer (.NET Core / Azure Cloud Solution) 9th Way Insignia

Ashburn, VA

$98,135.18–$147,000 / year

Work includes migration to the VA Enterprise Cloud (VAEC) using Microsoft Azure, SSRS-to-Power BI and WebForms-to-ASP.NET Core modernization, enterprise data governance toward Level 4-5 CMMI target operating maturity, Section 508 accessibility compliance, and continuous sustainment of the active VA-wide umbrella ATO (FIPS 199 Moderate). The Senior Software Developer works closely with the Program Manager, the Data Governance/Data Manager, junior developers, the COR, and VA stakeholders to translate business needs into compliant, high-performing solutions within the VA Enterprise Cloud (VAEC) framework.

Today

Senior Software Developer CACI

Bethesda, Maryland

Pay Range : There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. CACI is seeking a highly motivated Senior Software Developer to support an Intelligence Community (IC) customer focused on improving cross IC code sharing and enterprise software efficiency.

22 days ago

Software Developer (.NET Core) 9th Way Insignia

Ashburn, VA

$78,522.52–$110,000 / year

Today

Software Developer Leidos Holdings Inc

Bethesda, MD

$69,550–$125,725 / year

For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. You'll be at the cutting edge, working with state-of-the-art tech to shape naval training systems like CIAT - Combined Integrated Air and Missile Defense (IAMD) and Anti-Submarine Warfare (ASW) Trainer.

30+ days ago

RUST Software Developer - Multiple Levels ($10K Sign-on) L3Harris Technologies Inc

Herndon, VA

Responsibilities include guiding adoption of Rust throughout the embedded development, managing integration or conversion of legacy software to Rust, providing best practices and architectural guidance for memory-safe usage of Rust, developing best practices and implementation guidance, and the translation of requirements into working and maintainable solutions for our C5 and Cyber Solution Centers. About L3Harris Technologies: L3Harris Technologies is an agile global aerospace and defense technology innovator, delivering end-to-end solutions that meet customers' mission-critical needs.

1 day ago

Software Developer, Lead - .NET / React / Cloud LCG

Bethesda, Maryland

The Technical Lead will provide hands-on technical leadership across multiple enterprise application initiatives and collaborate closely with Project Managers, Architects, Developers, QA Engineers, DevOps teams, and Government stakeholders to deliver scalable, secure, and high-performing software solutions. Job Overview: We are seeking a highly skilled Software Developer, Lead to support the design, development, modernization, and maintenance of enterprise web and mobile applications supporting NIH mission-critical systems.

13 days ago

Senior Software Developer Engineer, AWS Compliance & Security Assurance Amazon.com Inc

Herndon, VA

As a Senior Software Engineer on our team, you will influence projects or initiatives that span across multiple products and/or teams, you will build and own internal services that identify and monitor security/compliance-relevant attributes of key infrastructure, streamline and scale execution of security and compliance audits/examinations of AWS services, and expand our ability to continuously monitor key security functions. You will write code that works at Amazon scale, mentor SDEs, contribute to solving complex engineering problems as well as business problems and understand and improve our agile processes to help us evolve a vision of compliance and security at AWS.

30+ days ago

Software Developer (Microsoft Power Platform) 9th Way Insignia

Ashburn, VA

$78,522.52–$110,000 / year

Work includes migration to the VA Enterprise Cloud (VAEC) using Microsoft Azure, SSRS-to-Power BI and WebForms-to-ASP.NET Core modernization, enterprise data governance toward Level 4-5 CMMI target operating maturity, Section 508 accessibility compliance, and continuous sustainment of the active VA-wide umbrella ATO (FIPS 199 Moderate). This role develops and maintains business solutions using the Microsoft Power Platform within the VA Enterprise Cloud (VAEC) framework, supporting the DMC portfolio of Power Apps, Power Automate workflows, Power BI reports, and SharePoint integrations.

Today

Software Developer CACI

Bethesda, Maryland

Pay Range : There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. CACI is seeking a highly motivated and independent Software Developer to support an Intelligence Community (IC) customer focused on improving cross IC code sharing and enterprise software efficiency.

13 days ago

Sr. Front-End Software Developer Expert In Recruitment Solutions

Sterling, VA

The successful candidate will have deep expertise in JavaScript and TypeScript development, experience building sophisticated front-end applications, and a strong understanding of how front-end systems interact with microservices, streaming platforms, and cloud-native architectures. We are seeking an experienced Senior Front-End Software Developer who will be supporting the development of highly visible, mission-critical cloud-native applications that provide advanced Situational Awareness and Collaboration capabilities.

7 days ago

2026 Graduate - Software Developer - Tactical System Prototyping and Deployment Johns Hopkins University Applied Physics Laboratory LLC

Laurel, MD

Subject areas differ widely over time, but our current projects focus on improving the exploitation of airborne and ground based sensor data through object tracking, multi-sensor correlation, data management, and operational data display as well as on intelligent networks, resilient autonomy, and non-kinetic warfare integration. • Completed coursework or internships involving complex software development, particularly in the areas of object oriented programming, database design, signal processing, artificial intelligence, machine learning, data visualization, and user interfaces.

30+ days ago

Appian Software Developer/Integrator - TS/SCI Xcelerate Solutions LLC

We integrate off the shelf and new development efforts to sustain and enhance existing architecture and by leveraging cloud-based computing, artificial intelligence (Al), machine learning (ML) and cross-domain transfer systems to provide cutting edge requirements management, task coordination, data exploitation, enrichment, triage, and analytics capabilities to Defense and Intelligence Community members. This strong commitment to our employees has been recognized by our inclusion on the Washington Business Journal's "50 Best Places to Work" list as well as being a "Great Place to Work" certified company with a 4.6 star, and a 99% CEO approval Glassdoor rating.

18 days ago

Senior JAVA Software Developers (including JavaScript & AJAX, w/active Top-Secret Clearances) GLOTECH

Rockville, Maryland

We seek Senior JAVA Software Developers and Engineers (with user interface skills using JavaScript & AJAX application development and with active Top-Secret Clearances) to join our current software design and engineering team with our long standing federal government client who provides domestic intelligence and security services. The Developer may be tasked with supporting all aspects of the project to include all phases of the software development life cycle (SDLC), aka the application development life-cycle.

13 days ago

Appian Software Developer/Integrator - TS/SCI VMD Corp

Bethesda, MD

We integrate off the shelf and new development efforts to sustain and enhance existing architecture and by leveraging cloud-based computing, artificial intelligence (Al), machine learning (ML) and cross-domain transfer systems to provide cutting edge requirements management, task coordination, data exploitation, enrichment, triage, and analytics capabilities to Defense and Intelligence Community members. This strong commitment to our employees has been recognized by our inclusion on the Washington Business Journal’s “50 Best Places to Work” list as well as being a “Great Place to Work” certified company with a 4.6 star, and a 99% CEO approval Glassdoor rating.

20 days ago

Lead AI Software Developer Leidos Holdings Inc

Gaithersburg, MD

$87,100–$157,450 / year

What You'll Do Design, develop, and maintain microservices-based applications using modern software engineering best practices Collaborate with product owners, architects, and engineers in an Agile/SAFe environment Participate in sprint planning, daily standups, reviews, and retrospectives Collaborate with systems engineering and program teams to translate requirements into working software solutions Develop clean, maintainable, and testable code following CI/CD and DevSecOps practices Contribute to system design discussions and technical decision-making Integrate services with databases, messaging systems, and external APIs Support troubleshooting, performance tuning, and continuous improvement Work closely with QA, DevOps, and platform teams to ensure reliable delivery Implement modern automated testing strategies, including unit, integration, contract, and end-to-end testing Use AI-assisted development tools to accelerate coding, refactoring, debugging, and test creation Core Technical Qualifications: Bachelor's degree in Computer Science, Engineering, or a related technical field (or equivalent experience) 4+ years of relevant experience or a Master's Degree and 2+ years of relevant experience Hands-on experience building and supporting microservices-based systems Proficiency in at least one modern programming language (e.g., Java, Python, C++, or similar on a Linux-based system) Experience or exposure to AI/ML-enabled systems (Claude-Code), automation, or intelligent platforms. Experience working in Agile environments Understanding of APIs and distributed system concepts Ability to obtain and maintain a Public Trust U.S. citizenship required Successful completion of background investigations as required by the government customer Preferred / Desired Qualifications Experience with Git-based version control and CI/CD pipelines Familiarity with Scaled Agile Framework (SAFe) Experience working with relational and/or NoSQL databases Hands-on experience with Kafka or other event-streaming technologies Cloud experience (AWS, Azure, or GCP) Containerization and orchestration experience (Docker, Kubernetes) Experience working in DevSecOps environments * Experience with test automation frameworks and integration of automated test suites into CI/CD pipelines Why Leidos?

30+ days ago

AI Software Developer Leidos Holdings Inc

Gaithersburg, MD

$69,550–$125,725 / year

As a member of a Scaled Agile software development organization, you will contribute to the technical execution of a program that integrates proven, globally deployed technologies with modern cloud-native and AI-enabled capabilities. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

30+ days ago

Software Developer, Lead - .NET / React / Cloud LCG, Inc.

Maryland, MD

$100,000–$150,000

30+ days ago

Appian Software Developer/Integrator Leidos Holdings Inc

Bethesda, MD

$107,900–$195,050 / year

22 days ago

Full Stack Software Developer - TS/SCI with Polygraph GD Information Technology

Bethesda, Maryland

To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. Education : Bachelor's Degree (Computer Engineering, Computer Science, Electrical Engineering, Information Systems, Information Technology, Cybersecurity, or a closely related discipline).

7 days ago

Software Developer SME (Systems Software) (TS/SCI with Poly Required) GCI, Inc.

The employees supporting our customers deliver unique, high-value mission solutions while effectively leverage the technological expertise of our valued workforce to meet critical mission requirements in the areas of Data Analytics and Software Development, Engineering, Targeting and Analysis, Operations, Training, and Cyber Operations. Playwright, Jest, Mocha, Cypress) to create unit tests, integration tests, and end-to-end tests to ensure code stability and high quality output.

23 days ago

Senior Software Developer CACI International Inc

Bethesda, MD

$103,800–$218,100 / year

Pay Range: There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. CACI is seeking a highly motivated Senior Software Developer to support an Intelligence Community (IC) customer focused on improving cross IC code sharing and enterprise software efficiency.

21 days ago

NLM Sr. Software Developer Ripple Effect

Rockville, MD

$118,168–$135,894

The Software Developer will play a key role in supporting the National Library of Medicine (NLM)—a global leader in biomedical research and data science—in its efforts to accelerate biomedical discovery and improve public health through data-powered research. We deliver multi-disciplinary solutions across Communications & Outreach , Research & Evaluation , Program Management & Policy , Digital Transformation , and Technical & Scientific Support solutions with a focus on science, research, and healthcare domains.

30+ days ago

NLM Software Developer Ripple Effect

Rockville, MD

$98,474–$113,245

30+ days ago

Software Developer Northwest Federal Credit Union

Herndon, Virginia

$106,600–$181,324 / year
Full time

The role may also assist with designing, integrating, testing, and supporting AI-enabled automation solutions that use large language models, structured prompts, approved tool integrations, APIs, workflow orchestration, and appropriate human oversight. Hands-on experience or project exposure with AI-assisted development, large language models, prompt engineering, AI workflow automation, or agentic AI concepts such as tool use, multi-step reasoning, workflow orchestration, and human-in-the-loop review.

29 days ago

Sr. Software Developer Leidos Holdings Inc

Gaithersburg, MD

$87,100–$157,450 / year

For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Optimizing the experience for the flying public, Air Traffic Control, and the airline industry by improving the collaboration and decision-making capabilities of flight controllers.

1 day ago

Jr Java / Angular Software Developer - DHS or CBP public trust preferred GD Information Technology

Ashburn, Virginia

To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave.

7 days ago

Full Stack Software Developer - Early Career CACI

Sterling, Virginia

Pay Range : There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. As a valued team member, you’ll be part of a high-performing group dedicated to our customer’s missions and driven by a higher purpose – to ensure the safety of our nation.

30+ days ago

Software Developer Two Six Technologies Inc

Herndon, VA

$104,200–$187,700 / year

You will create new environments/services/offerings which will involve coordination with outside groups, architecture, security design and creation, including identifying when implementations are not highly available or have defects. Two Six Technologies is currently seeking Software Developers with experience in web and desktop software and are especially interested in knowledge of cloud development in support of a large, high-visibility enterprise classification application.

30+ days ago

Software Developer, Python - Security Clearance Required ICF

Adelphi, Maryland

Pay Range - There are multiple factors that are considered in determining final pay for a position, including, but not limited to, relevant work experience, skills, certifications and competencies that align to the specified role, geographic location, education and certifications as well as contract provisions regarding labor categories that are specific to the position. This role will support development and evaluation of machine learning (ML) algorithms for resource constrained devices such as Unmanned Air/Ground Vehicles (UAV/UGV) toward realizing efficient and effective Intelligence, Surveillance, Reconnaissance (ISR) in tactical environments.

30+ days ago

Junior Backend Software Developer Visionist Inc

Columbia, MD

$115,000–$160,000 / year

We embed small engineering teams with analysts to rapidly identify and solve mission capability gaps playing a critical role in defending our nation's cyber infrastructure & providing expertise in malware analysis, attribution, mapping adversarial infrastructure, pen testing, and operational planning. This premier program encompasses traditional software services including Systems Design and Engineering, Database Administration, Data Science and Knowledge Management, Enterprise Risk Management, Integration and Test, as well as Operations and Systems Support.

30+ days ago

Software Developer CACI International Inc

Bethesda, MD

$103,800–$218,100 / year

Pay Range: There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. The Opportunity: CACI is seeking a highly motivated and independent Software Developer to support an Intelligence Community (IC) customer focused on improving cross IC code sharing and enterprise software efficiency.

12 days ago

Python Software Developer ManTech International Corp

Herndon, VA

Minimum Qualifications: Bachelor's degree in Computer Science or similar technical field and 7+ years of experience in software development or High School Diploma and 11+ years of experience in software development. This position offers the chance to grow your expertise alongside talented Software Developers, Data Engineers, and System Engineers while pioneering solutions that make a national impact.

21 days ago

Software Developer, Python - Security Clearance Required ICF International Inc

Adelphi, MD

$81,499–$138,549 / year

2 years of experience using Python and Git At least 1 year of experience with containerized application deployment using Kubernetes or Docker A minimum of 1 year of experience writing code to interact with databases 1 year of experience working inside Linux Environments Ability to analyze, document, and publish technical reports based on testing is required Demonstrated, hands on experience with software development best practices included but not limited to parallel, distributed and multi-threaded programming, networked application development, CPU+GPU application development. Pay Range There are multiple factors that are considered in determining final pay for a position, including, but not limited to, relevant work experience, skills, certifications and competencies that align to the specified role, geographic location, education and certifications as well as contract provisions regarding labor categories that are specific to the position.

30+ days ago

Lead Software Developer Leidos Holdings Inc

Gaithersburg, MD

$87,100–$157,450 / year

AAC is part of the FAA's broader initiative to modernize legacy flight service systems, replacing aging infrastructure with a scalable, cloud-based platform designed to improve safety and operational efficiency-particularly in remote and high-dependency aviation environments like Alaska. Leidos is seeking Lead Software Developers to join the Air Traffic Business Area within the Homeland Sector, supporting the development of the Alaska Automation Capability (AAC).

30+ days ago

Principal Software Developer Leidos Holdings Inc

Ashburn, VA

$131,300–$237,350 / year

AAC is part of the FAA's broader initiative to modernize legacy flight service systems, replacing aging infrastructure with a scalable, cloud-based platform designed to improve safety and operational efficiency-particularly in remote and high-dependency aviation environments like Alaska. Leidos is seeking Principal Software Developers to join the Air Traffic Business Area within the Homeland Sector, supporting the development of the Alaska Automation Capability (AAC).

30+ days ago

Senior Software Developer Leidos Holdings Inc

Ashburn, VA

$107,900–$195,050 / year

AAC is part of the FAA's broader initiative to modernize legacy flight service systems, replacing aging infrastructure with a scalable, cloud-based platform designed to improve safety and operational efficiency-particularly in remote and high-dependency aviation environments like Alaska. Leidos is seeking Senior Software Developers to join the Air Traffic Business Area within the Homeland Sector, supporting the development of the Alaska Automation Capability (AAC).

30+ days ago

Senior Software Developer Guidehouse Inc

Rockville, MD

$113,000–$188,000 / year

Responsibilities include designing and implementing APIs, data processing pipelines, and computational services, developing reusable React components, integrating with APIs, ensuring performance and usability at scale, contributing to system architecture, writing well-tested, maintainable code, and mentoring other developers. The Senior Software Developer will collaborate closely with PhD-level scientists and subject matter experts to translate complex scientific workflows into reliable, scalable services and to design user interfaces that make complex scientific data and workflows accessible and actionable.

30+ days ago

AP106 Scientific Software Developer Support

Greenbelt, Maryland

With a history of expertise in software development, computer network design, IT security, mission operations support, and educational outreach, Team ADNET is deeply embedded in the Space and Earth Science at NASA's Goddard Space Flight Center (GSFC) in Greenbelt, MD. Specific duties of this position include the following: software development, maintenance, and support for calibrating and analyzing data from space instruments; writing/editing technical documentation and user guides; and assisting with user support.

13 days ago

AP108 HEASARC Senior Scientific Software Developer Support

Greenbelt, Maryland

AP108 HEASARC Senior Scientific Software Developer The High Energy Astrophysics Science Archive (HEASARC) at NASA's Goddard Space Flight Center (GSFC) seeks a senior scientific software developer with significant experience in developing, maintaining, and managing open source software. With a history of expertise in software development, computer network design, IT security, mission operations support, and educational outreach, Team ADNET is deeply embedded in the Space and Earth Science at NASA's Goddard Space Flight Center (GSFC) in Greenbelt, MD.

13 days ago

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Software Developer Jobs in Frederick, MD

Senior Software Developer Leidos

Appian Software Developer/Integrator Leidos

Software Developer Leidos

Senior Oracle Apex Developer Savantage Solutions

Senior Software Engineer (C++ / Java) Jobot

Sr. Software Engineer Jobot

Senior Software Engineer Teknowleap, Inc

AI Software Engineer Lead Leidos

Software Developer (Journeyman Software Developer; Systems Software) Avid Technology Professionals LLC

Software Developer Zp Group Llc

Temporary Task-Based Senior Software Developer 9th Way Insignia

Senior Software Developer (.NET Core / Azure Cloud Solution) 9th Way Insignia

Senior Software Developer CACI

Software Developer (.NET Core) 9th Way Insignia

Software Developer Leidos Holdings Inc

RUST Software Developer - Multiple Levels ($10K Sign-on) L3Harris Technologies Inc

Software Developer, Lead - .NET / React / Cloud LCG

Senior Software Developer Engineer, AWS Compliance & Security Assurance Amazon.com Inc

Software Developer (Microsoft Power Platform) 9th Way Insignia

Software Developer CACI

Sr. Front-End Software Developer Expert In Recruitment Solutions

2026 Graduate - Software Developer - Tactical System Prototyping and Deployment Johns Hopkins University Applied Physics Laboratory LLC

Appian Software Developer/Integrator - TS/SCI Xcelerate Solutions LLC

Senior JAVA Software Developers (including JavaScript & AJAX, w/active Top-Secret Clearances) GLOTECH

Appian Software Developer/Integrator - TS/SCI VMD Corp

Lead AI Software Developer Leidos Holdings Inc

AI Software Developer Leidos Holdings Inc

Software Developer, Lead - .NET / React / Cloud LCG, Inc.

Appian Software Developer/Integrator Leidos Holdings Inc

Full Stack Software Developer - TS/SCI with Polygraph GD Information Technology

Software Developer SME (Systems Software) (TS/SCI with Poly Required) GCI, Inc.

Senior Software Developer CACI International Inc

NLM Sr. Software Developer Ripple Effect

NLM Software Developer Ripple Effect

Software Developer Northwest Federal Credit Union

Sr. Software Developer Leidos Holdings Inc

Jr Java / Angular Software Developer - DHS or CBP public trust preferred GD Information Technology

Full Stack Software Developer - Early Career CACI

Software Developer Two Six Technologies Inc

Software Developer, Python - Security Clearance Required ICF

Junior Backend Software Developer Visionist Inc

Software Developer CACI International Inc

Python Software Developer ManTech International Corp

Software Developer, Python - Security Clearance Required ICF International Inc

Lead Software Developer Leidos Holdings Inc

Principal Software Developer Leidos Holdings Inc

Senior Software Developer Leidos Holdings Inc

Senior Software Developer Guidehouse Inc

AP106 Scientific Software Developer Support

AP108 HEASARC Senior Scientific Software Developer Support

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