1,850 Results for

Software Developer Jobs in Towson, MD

Jobs

Annapolis Junction, MD

$66,602–$80,500 / year

A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. We operate across 30 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development.

30+ days ago

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).

10 days ago

Cape Saint Claire, MD

$65–$80 / hour

Developers at this level are building greater independence, taking ownership of small to medium-sized work items, and strengthening their core engineering skills across multiple application layers, including user interfaces, services, APIs, and data. Our teams include professionals across software engineering, product development, clinical informatics, research, and healthcare technology who share a commitment to reducing complexity and improving outcomes for patients and providers.

6 days ago

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.

12 days ago

Annapolis Junction, MD

$80,000–$220,000 / year

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6 days ago

California Maryland, MD

Remote

$73,160–$120,000 / year

DCS is seeking an experienced Junior Developer to join its teams developing exciting and modern Air Force and Navy next-generation mission planning software on an Agile/SAFe team. Contribute to software development as part of a team contributing to a multi-team, multi-organization enterprise using Scaled Agile Framework (SAFe).

11 days ago

Annapolis Junction, MD

$131,300–$237,350

Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. Seeking an experienced and talented software developer to join an existing team that develops and manages software products and tools integral to discovering new mobile data related to the mission.

10 days ago

Laurel, MD

$100,000–$245,000

The Johns Hopkins University Applied Physics Laboratory (APL) brings world-class expertise to our nation’s most critical defense, security, space and science challenges. We seek experienced reverse engineers and developers who will build inventive cyber capabilities leveraging novel reverse engineering and exploitation techniques.

10 days ago

Laurel, MD

$105,000–$290,000

It requires designing AI-native architectures, orchestrating tool-using agents, and rapidly iterating on prototypes that demonstrate functional, outcome-driven impact. The Johns Hopkins University Applied Physics Laboratory (APL) brings world-class expertise to our nation’s most critical defense, security, space and science challenges.

10 days ago

Laurel, MD

$100,000–$245,000

Experience with (1) Static Analysis tools such as Coverity and Klockwork, (2) Dynamic Analysis tools such as Valgrind, libFuzzer, and Java Pathfinder, (3) Symbolic Execution Engines such as KLEE and angr, (4) Model Checkers such as TLA+ and SPIN, (5) SMT Solvers such as Z3, CVC5 and MathSAT (6) other Automated Theorem Provers such as ACL-2 and GnatProve, (7) Interactive Theorem Provers such as Lean and Rocq, and any other formal methods tools. Experience with formal methods tools and techniques, such as language safety properties, symbolic execution, abstract interpretation, model checking, automated and interactive theorem proving, programming language analysis and design, type theory, static source code analysis, and formal logic.

2 days ago

Hanover, MD

Ability to perform many duties involving DevOps functions including, but not limited to, authoring and maintaining automation deployment and monitoring scripts, researching, implementing and maintaining Continuous Integration / Continuous Delivery (CI-CD) tools and processes, automating application deployments, managing virtualized and containerized assets, creating virtual and physical network configurations, servers, communications, and test and developer engineering support. Interact with developers to understand software changes that will impact development and testing activities, examine any relevant change implementation, then report the changes to developers and testers welcoming feedback for future improvements.

13 days ago

Laurel, MD

$85,000–$195,000

The Johns Hopkins University Applied Physics Laboratory (APL) brings world-class expertise to our nation’s most critical defense, security, space and science challenges. APL provides eligible staff with a comprehensive benefits package including retirement plans, paid time off, medical, dental, vision, life insurance, short-term disability, long-term disability, flexible spending accounts, education assistance, and training and development.

5 days ago

Laurel, MD

$100,000–$245,000

We are seeking a dynamic, creative, and analytical candidate to help us assess the design and influence the capability development of the U.S. Navy's Maritime Surveillance Systems (MSS) Low Frequency Active (LFA), Compact LFA (CLFA), and prototype Deployable Active Systems. Have earned a US Navy designator, billet classification, or enlisted classification code related to surveillance systems and/or active sonar, or have a B.S. in Engineering, Physics, Mathematics, Computer Science, or related technical field.

10 days ago

Annapolis Junction, MD

$154,050–$278,475

The selected individual will lead all security engineering efforts for a large, complex network environment with geographically distributed systems; and will manage a team of Information Systems Security Officers (ISSOs) and Information Systems Security Engineers (ISSEs), providing technical leadership and direction to meet program requirements. At least twelve years of experience with defense-in-depth principals/technology (including access control, authorization, identification and authentication, public key infrastructure, network and enterprise security architecture) and applying risk assessment methodology to system development.

5 days ago

Laurel, MD

$100,000–$245,000

You'll be joining our hardworking team of system engineers, algorithm developers, FPGA and embedded software engineers, and advanced EW technology enthusiasts who enjoy working together to craft creative solutions to complex challenges. The Johns Hopkins University Applied Physics Laboratory (APL) brings world-class expertise to our nation’s most critical defense, security, space and science challenges.

10 days ago

Laurel, Maryland

We also provide customer solutions in the areas of CND, CNE, and CNO by providing our customers with assessments and solutions in Threat Mitigation, Vulnerability Exposure, Penetration Testing, Threat Hunting, and Preventing Advanced Persistent Threat. The role emphasizes AI-assisted IDE capabilities, automated code quality workflows, and experimentation with agentic and autonomous systems to support software development tasks.

30+ days ago

Maryland, MD

With offices in Northern Virginia, Melbourne, Florida, Tel Aviv, Israel, and other strategic locations, REDLattice continues to grow while maintaining a culture focused on innovation, technical excellence, and mission impact. Our teams conduct cutting-edge vulnerability research, reverse engineering, exploit development, and cyber capability development to solve complex challenges across the evolving cyber landscape.

30+ days ago

Maryland, MD

In lieu of a degree, 11+ years of directly related experience may be substituted• Bachelor's degree in Computer Science, Computer Engineering, Electrical Engineering, Cybersecurity, or a related technical discipline. With offices in Northern Virginia, Melbourne, Florida, Tel Aviv, Israel, and other strategic locations, REDLattice continues to grow while maintaining a culture focused on innovation, technical excellence, and mission impact.

30+ days ago

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.

20 days ago

Annapolis Junction, Maryland

Our capabilities include cyber space operations, cyber defense and resiliency, vulnerability research, ubiquitous technical surveillance, data intelligence, lifecycle mission enablement, and software modernization. Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers’ most demanding challenges.

30+ days ago

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

Hanover, Maryland

Full time

Overview: As a Senior Software Engineer supporting mission-essential national security initiatives, you will design, develop, integrate, and maintain secure, high-performance software solutions that enable critical intelligence, defense, and operational missions. Design, develop and modify software systems, using scientific analysis and mathematical models to predict and measure outcome and consequences of design.

30+ days ago

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.

11 days ago

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.

11 days ago

$154,050–$278,475 / year

You will be responsible for analyzing and resolving highly complex software issues related to multiple aspects and components of the system; collaborate with other experts within the program and in the user community to design, develop, and debug existing software, and to design and develop enhancements that incorporate new capabilities into various components of the existing systems; provide technical leadership for software development activities as a member of an agile team and will actively participate in program increment planning and related team activities. Preferred Qualifications: Experience with the following: JEE, SQL, application servers (Tomcat, WebLogic, JBoss), scripting; experience with high level requirements management including requirements decomposition, secure systems engineering and development, trade-off analysis, interface control, and testing and continuous integration.

30+ days ago

Laurel, Maryland

The ideal candidate is a motivated software developer who enjoys solving technical challenges, supporting production applications, and continuously learning new technologies in a fast-paced mission environment. We are seeking a Mid-Level Software Developer to join a collaborative engineering team supporting mission-critical Human Resources applications for a national security customer.

13 days ago

Aberdeen Proving Ground, MD

$60–$75 / hour

In terms of professional development, Everforth Apex hosts an on-demand training program, provides access to certification prep and a library of technical and leadership courses/books/seminars once you have 6+ months of tenure, and certification discounts and other perks to associations that include CompTIA and IIBA. As an Embedded Software Developer, you will support a team in engineering solutions for complex challenges by designing, developing, and testing embedded software for RF capabilities.

25 days ago

Laurel, Maryland

As a React Software Developer, you will be responsible for maintaining, enhancing, and supporting production web applications that facilitate collaboration and business processes between the Department of Defense and industry partners. We are seeking a talented React Software Developer to support mission-critical enterprise applications used across acquisition, finance, human resources, logistics, security, program management, and other corporate services.

13 days ago

Laurel, Maryland

This role offers the opportunity to develop, enhance, and sustain enterprise applications that support critical business operations while working with modern development tools, cloud technologies, and Agile methodologies. The ideal candidate is a well-rounded software engineer who enjoys solving complex technical challenges, developing scalable applications, and supporting production systems in a fast-paced environment.

13 days ago

Bethesda, MD

$107,900–$195,050 / year

20 days ago

Hanover, MD

The software engineer should have experience with enterprise backend development (preferably, with Java), interfacing with a database, and some experience passing objects between programming layers using Google Protocol Buffers, RPC, or a variant thereof. This position will support a mission-focused customer developing, deploying, and maintaining user-facing Command and Control Systems for embedded devices.

30+ days ago

$140,000–$147,000 / year

We are seeking Software Developers and Data Analysts with at least two years of experience in website coding, basic graphics techniques, Structured Query Language (SQL), Hypertext Markup Language (HTML), and Extensible Markup Language (XML). Data Management: o Utilize Entity Framework (EF) Core, Code First, Migrations, and LINQ syntax to manage data interactions with SQL Server, including data insertion, querying, updating, and deletion.

30+ days ago

68 Alco Place, MD

We want someone who will sit in the office, learn our business end‑to‑end, understand how our systems are actually used by real people, and help us build, fix, and improve internal platforms that drive operations. -You’ll work hands‑on with leadership, operations, and technical systems—and you’ll be expected to suggest better solutions, not just follow tickets.

30+ days ago

Laurel, Maryland

As soon as an employee enters a customer facility, they touch one of these applications which are critical to the daily functions of thousands of users across acquisition, business, finance, HR, training, recruitment, program management, security, logistics and more. Work closely with system engineers, developers, testers, and product stakeholders to evaluate change requests, support releases, and ensure successful deployment of enhancements.

30+ days ago

Fort Meade, Maryland

Remote

As a leading managed services, cybersecurity, and IT consulting firm, we support a diverse range of customers, giving you the opportunity to tackle unique challenges and stay ahead in a rapidly evolving industry. Relevant computing environment (CE) or developer certification from a nationally recognized technical authority (e.g., Microsoft Certified: Azure Developer, AWS Certified Developer, or equivalent).

4 days ago

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

Rockville, MD

$98,474–$113,245

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

Rockville, MD

$118,168–$135,894

30+ days ago

Hanover, Maryland

Full time

Overview: VTG, is seeking a Mid-Level Software Engineer to support a mission-focused customer developing, deploying, and maintaining user-facing Command and Control (C2) systems for embedded devices. Debug and resolve software defects across multiple programming languages (e.g., Java, JavaScript, Python, C++).

30+ days ago

Columbia, Maryland

Full time

This role emphasizes AI-assisted IDE capabilities, automated code quality workflows, and experimentation with agentic and autonomous systems to support software development tasks. Overview: BigBear.ai is seeking a Software Engineer 3 to focus on improving the productivity and experience of software developers by building and integrating advanced development tooling.

30+ days ago

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.

18 days ago

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.

19 days ago

Fort Meade, 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. 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.

3 days ago

Annapolis Junction

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.

5 days ago

Linthicum, Maryland

$135,000–$216,000 / year
Full time

Responsibilities: Peraton is seeking a Software Developer in our Linthicum, MD office in support of our Department of Defense (DoD) customer as part of a highly talented, highly motivated, and high-performing team. The successful candidate will contribute to protecting national security interests by leveraging technical expertise, analytical skills, and innovative problem-solving to address complex cyber challenges.

30+ days ago

Annapolis Junction

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. At General Dynamics Information Technology (GDIT) you'll be part of a team that makes a true impact by building cutting-edge mission-critical applications that help the end user accomplish their mission and keep people safe.

5 days ago

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.

11 days ago

Laurel, Maryland

With offices in Washington DC and San Diego, CA, CTC is a leading technology company providing lifecycle IT, data analytics, cloud managed hosting services, agile software development, DevOps, Test Automation, Cyber Security, and infrastructure solutions. As soon as an employee enters a customer facility, they touch one of these applications which are critical to the daily functions of thousands of users across acquisition, business, finance, HR, training, recruitment, program management, security, logistics and more.

11 days ago

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Software Developer Jobs in Towson, MD

Software Developer Associate General Dynamics Information Technology

Appian Software Developer/Integrator Leidos

Software Development Engineer Jobot

Senior Oracle Apex Developer Savantage Solutions

Software Engineer (TS/SCI & full scope Polygraph) Jobot

Junior NextGen Developer DCS Corporation

Principal Software Engineer (SWE-4) Leidos

Reverse Engineer and Offensive Cyber Developer Johns Hopkins Applied Physics Laboratory (APL)

AI-Enabled Cyber Capabilities Developer Johns Hopkins Applied Physics Laboratory (APL)

Formal Verification and Software Assurance Engineer Johns Hopkins Applied Physics Laboratory (APL)

DevOps Engineer By Light Professional IT Services

Radar System Engineer - Maritime and Next-Generation Radars Johns Hopkins Applied Physics Laboratory (APL)

Maritime Surveillance LFA/CLFA System Design and Operations Analyst Johns Hopkins Applied Physics Laboratory (APL)

Lead Security Engineer with TS/SCI Poly Leidos

Signal Processing Engineer Johns Hopkins Applied Physics Laboratory (APL)

Principal Software Engineer (AI - Assisted Developer Tooling) GliaCell Technologies

CNO Software Developer REDLattice

Senior CNO Software Developer REDLattice

Senior Software Developer CACI

Junior Software Developer Nightwing Intelligence Solutions

Software Developer Leidos Holdings Inc

Senior Software Developer VTG

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

Software Developer CACI

Sr. Software Developer Leidos Holdings Inc

Mid-Level Software Developer Omniscius Consulting

Embedded Software Developer StratAcuity Staffing Partners Inc

React Software Developer Omniscius Consulting

Full Stack Software Developer Omniscius Consulting

Appian Software Developer/Integrator Leidos Holdings Inc

Senior Software Developer VTG.

Software Developer (.NET) (Sign-on Bonus Eligible) Amentum Services Inc

In Office Software Developer and Microsoft Power Platform Engineer Ghanem Forwarding LLC

React Software Developer Freedom Technology Solutions Group

Software Developer (JAMMEX) Virtual Technologies Group

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

NLM Software Developer Ripple Effect

NLM Sr. Software Developer Ripple Effect

Software Developer VTG

Software Engineer 3 (AI Assisted Developer Tooling) Bigbear.ai

Appian Software Developer/Integrator - TS/SCI VMD Corp

Senior Software Developer CACI International Inc

CNO Tool Developer Software Engineer-TS/SCI with Poly CACI

OCO Software Developer/Engineer GD Information Technology

Software Developer Peraton

Junior Software Developer (Active TS/SCI with Poly Required) GD Information Technology

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

React Software Developer- 3625580 CTC

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