NewSenior Software Engineer (C++ / Java) JobotSenior Software Engineer (C++ / Java)MONTGOMRY VLG, MD$165,000–$185,000 / yearWith 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.
NewSr. Software Engineer JobotSr. Software EngineerGaithersburg, MD$140,000–$165,000 / yearWith 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.
NewSoftware Development Engineer JobotSoftware Development EngineerCape Saint Claire, MD$65–$80 / hourDevelopers 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.
NewSoftware Engineer (TS/SCI & full scope Polygraph) JobotSoftware Engineer (TS/SCI & full scope Polygraph)Annapolis Junction, MD$80,000–$220,000 / yearInformation collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. By applying for this job, you agree to receive calls, AI-generated calls, text messages, or emails from Jobot, and/or its agents and contracted partners.
Signal Processing Engineer Johns Hopkins Applied Physics Laboratory (APL)Signal Processing EngineerLaurel, MD$100,000–$245,000You'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.
NewLead Software Engineer OneMain FinancialLead Software EngineerBaltimore, MD$96,000–$115,200 / yearThe ideal candidate will have in-depth experience with Workforce Management (WFM), Customer Relationship Management (CRM) systems, call recording solutions, dialers, reporting tools, API integrations, and a strong hands-on working knowledge of NiceCX systems. Data modeling experience to design, develop, and maintain GraphQL APIs and Data Solutions using RDBMS like Aurora, Postgres, and in-memory data stores like Amazon Memory DB and Redis, ensuring optimal performance, data integrity, availability and scalability.
NewStaff Software Engineer (React, TypeScript, Rails, Node) OneMain FinancialStaff Software Engineer (React, TypeScript, Rails, Node)Baltimore, MD$110,000–$132,000 / yearIn this role, you will work closely with Product, UX, Engineering Managers, and other senior engineers to shape platform architecture, guide technical direction, and deliver scalable, high-quality software that improves the financial wellness of our customers. See OneMain Financial Privacy Policy at https://www.onemainfinancial.com/legal and SonicJobs Privacy Policy at https://www.sonicjobs.com/us/privacy-policy and Terms of Use at https://www.sonicjobs.com/us/terms-conditions.
NewFormal Verification and Software Assurance Engineer Johns Hopkins Applied Physics Laboratory (APL)Formal Verification and Software Assurance EngineerLaurel, MD$100,000–$245,000Experience 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.
NewSoftware Engineer with TS-SCI with Poly System OneSoftware Engineer with TS-SCI with PolyFort Meade, MD$97,000–$224,000 / yearBachelor’s degree in Computer Science or related discipline from an accredited college or university OR four (4) years of additional SWE experience on projects with similar software processes in lieu of degree. Design, develop and modify software systems, using scientific analysis and mathematical models to predict and measure outcome and consequences of design.
Software Engineer Lead System OneSoftware Engineer Lead99999, MarylandStrong proficiency in z/OS (MVS) operations in a large-scale environment with multiple Sysplex systems (including IPL procedures). • Current working knowledge of subsystems: JES2, SDSF, RACF, TSO, TCP/IP, Control-M, CICS, DB2 .
NewSoftware Engineer Lead - #26-15921 US Tech Solutions, Inc.Software Engineer Lead - #26-15921Virtual, MDAbout US Tech Solutions: US Tech Solutions is a global staff augmentation firm providing a wide range of talent on-demand and total workforce solutions. 5 years of VMware Aria Operations administration in large-scale, multi-datacenter environments.
NewRadar System Engineer - Maritime and Next-Generation Radars Johns Hopkins Applied Physics Laboratory (APL)Radar System Engineer - Maritime and Next-Generation RadarsLaurel, MD$85,000–$195,000The 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.
AI Software Engineer Lead LeidosAI Software Engineer LeadGaithersburg, MD$107,900–$195,050If 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.
NewNetwork Software Engineer Johns Hopkins Applied Physics Laboratory (APL)Network Software EngineerLaurel, MD$100,000–$245,000As a member of our team, you will be responsible for the design, development, integration, and test of communications and network software, including protocol implementation, network services, and distributed systems for the Government across numerous departments and agencies. Architect, develop, integrate, and test software-based command and control, secure communication, and networking systems in operationally-realistic environments, working closely with sponsors to ensure mission success.
DSP Algorithm Developer Fantom CorporationDSP Algorithm DeveloperHanover, MarylandEstablished in 2015, Fantom Corp serves Federal customers with top-notch Cybersecurity Architects, Data Scientists/Analysts, Software Engineers/Developers, DevSecOps Engineers, Project Managers, Identity, Credential Access Management (ICAM) services, and Cloud-certified practitioners. Fantom Corp is a Software Development, Agile Cloud, Cyber Security (Risk Management, Assessments & Authorization (A&A)), Data, AI Platform (Computer Vision Models), Podcasting Media Services, and IT Services provider.
Staff Software Engineer InfovisionStaff Software EngineerMultiple LocationsFull timeDefining detailed roadmaps for migrating monolithic systems into target-state technology comprising distributed systems and microservice deployments, built on resilient and scalable cloud infrastructure. Demonstrating leadership through influence via participation in communities of practice, proof-of-concept implementations, and mentoring other team members in engineering best practices.
Aerospace Software Engineer/Developer Johns Hopkins University Applied Physics Laboratory LLCAerospace Software Engineer/DeveloperLaurel, MDWe are seeking a software engineer/developer to help us develop and translate algorithms, concepts and approaches for the mission planning, fire control and guidance of missile systems to flight-ready software. in Aerospace, Mechanical, or Electrical Engineering; Computer Science; applied mathematics; or related technical field with relevant experience in modeling and simulation of flight systems.
Aerospace Software Engineer/Developer Johns Hopkins Applied Physics LaboratoryAerospace Software Engineer/DeveloperLaurel, MarylandFull timeWe are seeking a software engineer/developer to help us develop and translate algorithms, concepts and approaches for the mission planning, fire control and guidance of missile systems to flight-ready software. in Aerospace, Mechanical, or Electrical Engineering; Computer Science; applied mathematics; or related technical field with relevant experience in modeling and simulation of flight systems.
Jr DSP Developer Fantom CorporationJr DSP DeveloperHanover, MarylandEstablished in 2015, Fantom Corp serves Federal customers with top-notch Cybersecurity Architects, Data Scientists/Analysts, Software Engineers/Developers, DevSecOps Engineers, Project Managers, Identity, Credential Access Management (ICAM) services, and Cloud-certified practitioners. Fantom Corp is a Software Development, Agile Cloud, Cyber Security (Risk Management, Assessments & Authorization (A&A)), Data, AI Platform (Computer Vision Models), Podcasting Media Services, and IT Services provider.
NGTS Software Engineer/Developer American Systems CorpNGTS Software Engineer/DeveloperMDAMERICAN SYSTEMS is an employee-owned federal government contractor supporting national priority programs through our strategic solutions in the areas of Information Technology, Test & Evaluation, Program Mission Support, Engineering & Analysis, and Training. AMERICAN SYSTEMS provides for the welfare of its employees and their dependents through a comprehensive benefits program by offering healthcare benefits, paid leave, retirement plans, insurance programs, and education and training assistance.
Junior Software Developer T-Rex Solutions LLCJunior Software DeveloperHanover, MDThe Software Engineer develops, maintains, and enhances complex and diverse software systems (e.g., processing-intensive analytics, novel algorithm development, manipulation of extremely large data sets, real-time systems, and business management information systems) based upon documented requirements. Provides specific input to the software components of system design to include hardware/software tradeoffs, software reuse, use of Commercial Off-the-shelf (COTS)/Government Off the-shelf (GOTS) in place of new development, and requirements analysis and synthesis from system level to individual software components.
Software Developer CACI International IncSoftware DeveloperColumbia, MD$103,800–$218,100 / yearProvides specific input to the software components of system design to include hardware/software trade-offs, software reuse, use of Commercial Off-the-shelf (COTS)/Government Off-the-shelf (GOTS) in place of new development, and requirements analysis and synthesis from system level to individual software components. The Software Engineer develop, maintain, and enhance complex and diverse software systems (e.g., processing-intensive analytics, novel algorithm development, manipulation of extremely large data sets, real-time systems, and business management information systems) based upon documented requirements.
Software Developer Bigbear.aiSoftware DeveloperAnnapolis Junction, MarylandFull timeDrive System Design Decisions: Provide critical input to system design decisions, including hardware/software trade-offs, software reuse strategies, and the incorporation of COTS and GOTS solutions. This is your opportunity to work on innovative projects that leverage RF signal processing, geospatial analytics, and Software Defined Radio (SDR) technologies to detect, characterize, and track objects in the space domain.
NewSoftware Developer Cyber SWE - Early Professional - clearance eligible Lockheed Martin CorpSoftware Developer Cyber SWE - Early Professional - clearance eligibleHanover, MD$70,600–$124,430 / yearTHE WORK: The Software Engineer develops, maintains, and enhances complex and diverse software systems (e.g., processing-intensive analytics, novel algorithm development, manipulation of extremely large data sets, real-time systems, and business management information systems) based upon documented requirements. WHO WE ARE: The program drives bold analysis, visionary design, relentless development, seamless integration, rigorous testing and swift deployment, iron‑clad securing, cutting‑edge modernization, and steadfast operations‑and‑maintenance (O&M) through to decisive decommissioning of RF and optical capabilities.
NewSenior Front End Developer LentechSenior Front End DeveloperAnnapolis Junction, MarylandThe ideal candidate has front end experience, translates UX/UI designs into accessible, production-ready interfaces, and mentors junior developers while collaborating closely with system engineers and product stakeholders to resolve technical problem areas. Lentech’s Mission Technical Solutions Division is focused on providing engineering, operations, I&T and technical services to civil and defense customers primarily in the aerospace fields.
Software Developer - Advanced - Workflow Lockheed Martin CorpSoftware Developer - Advanced - WorkflowMD$150,800–$265,880 / yearPay Rate: The annual base salary range for this position in California, Massachusetts, and New York (excluding most major metropolitan areas), Colorado, Hawaii, Illinois, Maryland, Minnesota, New Jersey, Vermont, Washington or Washington DC is $150,800 - $265,880. Lockheed Martin considers factors such as (but not limited to) scope and responsibilities of the position, candidates work experience, education/ training, key skills as well as market and business considerations when extending an offer.
Front End Developer CACIFront End DeveloperColumbia, MarylandThe role provides specific input to the software components of system design to include hardware/software trade-offs, software reuse, use of Commercial Off-the-shelf (COTS)/Government Off-the-shelf (GOTS) in place of new development, and requirements analysis and synthesis from system level to individual software components. 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.
NewSenior Front End Developer Lentech Inc.Senior Front End DeveloperAnnapolis Junction, MDFull timeThe ideal candidate has front end experience, translates UX/UI designs into accessible, production-ready interfaces, and mentors junior developers while collaborating closely with system engineers and product stakeholders to resolve technical problem areas. Lentech’s Mission Technical Solutions Division is focused on providing engineering, operations, I&T and technical services to civil and defense customers primarily in the aerospace fields.
NewSoftware Developer Cyber SWE - Early Professional Lockheed Martin CorpSoftware Developer Cyber SWE - Early ProfessionalHanover, MD$86,100–$151,800 / yearTHE WORK: The Software Engineer develops, maintains, and enhances complex and diverse software systems (e.g., processing-intensive analytics, novel algorithm development, manipulation of extremely large data sets, real-time systems, and business management information systems) based upon documented requirements. WHO WE ARE: The program drives bold analysis, visionary design, relentless development, seamless integration, rigorous testing and swift deployment, iron‑clad securing, cutting‑edge modernization, and steadfast operations‑and‑maintenance (O&M) through to decisive decommissioning of RF and optical capabilities.
Senior Principal SpaceOps Tool Developer ASRC Federal Holding CompanySenior Principal SpaceOps Tool DeveloperMDData Networks Inc is hiring a Senior Principal SpaceOps Tool Developer who is a specialized hybrid engineer bridging satellite subsystems expertise (power, comm, GNC, flight dynamics, thermal), overall system level experience in satellite operations with modern software engineering. The position builds, automates, and optimizes real-time command systems and offline engineering of current operations tools and leverages AI/LLMs to enhance anomaly detection, streamline data analysis, and improve satellite operations.
Software Developer, Python - Security Clearance Required ICFSoftware Developer, Python - Security Clearance RequiredAdelphi, MarylandPay 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.
Sr. Java Developer (IAM Platform) ConsultNetSr. Java Developer (IAM Platform)Rockville, MDFor over 25 years, we have connected thousands of consultants with meaningful roles through a personal, communication-driven approach, partnering with a diverse client base to build high-performing teams and create lasting impact. The engineer will work closely with product owners, architects, and engineering teams to design, develop, and support secure and scalable enterprise platform services.
Senior Level Developer Ignite ITSenior Level DeveloperSuitland-Silver Hill, MDThe Senior-Level Developer serves as a technical modernization leader responsible for designing, refactoring, and implementing AWS Cloud Native solutions as part of a large-scale legacy system-of-systems migration initiative. The Senior-Level Developer will actively participate in system discovery, contribute to development of a structured systems inventory, and support creation and execution of phased migration plans from legacy on-premises platforms to cloud-native environments.
Application Developer Booz Allen Hamilton IncApplication DeveloperLaurel, MD$69,400–$158,000 / yearOnsite: If this position is listed as onsite, work will primarily be performed at a Booz Allen office or customer facility, where employees will collaborate directly with colleagues and customers as required by the role. Salary at Booz Allen is determined by various factors, including but not limited to location, the individual's particular combination of education, knowledge, skills, competencies, and experience, as well as contract-specific affordability and organizational requirements.
Full Stack Developer AI Enabled Applications INSPYR SolutionsFull Stack Developer AI Enabled ApplicationsWindsor Mill, MD$70–$75 / hourInformation collected and processed through your application with INSPYR Solutions (including any job applications you choose to submit) is subject to INSPYR Solutions’ Privacy Policy and INSPYR Solutions’ AI and Automated Employment Decision Tool Policy: https://www.inspyrsolutions.com/policies/ . Mastery of Azure AI services beyond the basics, including Azure Machine Learning, Azure Cognitive Services, Azure Databricks, and Azure Synapse Analytics, would make you a valuable asset.
.Net Developer with Angular Pyramid Consulting, Inc.Net Developer with AngularSparks, MD$70–$80 / hourImplement new software component designs or enhancements to existing software products; participate in the implementation of more complex subsystems and systems. Monitors work progress against schedule commitments, reports progress to leadership in a timely fashion, including when work will not be completed according to schedule milestones.
NewPrincipal User Interface (UI) Developer - Active TS/SCI with Polygraph Macpower Digital Assets Edge Private LimitedPrincipal User Interface (UI) Developer - Active TS/SCI with PolygraphColumbia, MD$150,000–$269,000 / yearBachelor's degree in Computer Science or related field with 20+ years of software development experience. Collaborate with Subject Matter Experts and Systems Engineers to meet user experience needs.
Python Developer Set of XPython DeveloperFt Meade, MarylandWith a shared desire to give back, grow the community, and do great work, the Set of X team is building an elite group of engineers with a strong sense of shared responsibility and ownership. Design, develop and modify software systems, using scientific analysis and mathematical models to predict and measure outcome and consequences of design.
Software Developer, Python - Security Clearance Required ICF International IncSoftware Developer, Python - Security Clearance RequiredAdelphi, MD$81,499–$138,549 / year2 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.
Software Developer Clear Ridge DefenseSoftware DeveloperFort Meade, MD$115,000–$205,000 / yearClear Ridge Defense is the premier service solutions provider supporting the Service and Joint cyberspace operations and intelligence community in three core areas of expertise: Cyber Systems & Software Engineering. processing-intensive analytics, novel algorithm development, manipulation of large data sets, real-time systems, and business management information systems) based upon customer requirements.
Software Developer BigBear.aiSoftware DeveloperMDAs part of this team, you'll: Innovate with SDR Technologies: Build and refine applications that ingest and analyze radio frequency data to detect, characterize, and track objects or signals in the space domain. Drive System Design Decisions: Provide critical input to system design decisions, including hardware/software trade-offs, software reuse strategies, and the incorporation of COTS and GOTS solutions.
Full Stack Developer (Python, Java, Docker, Kubernetes) Ignite ITFull Stack Developer (Python, Java, Docker, Kubernetes)Suitland, MDAs a developer for the US Census Bureau, you will design, develop, and maintain the highly complex routing and scheduling algorithms that power the Mojo field operations control system. You will architect modular, scalable optimization services capable of handling both massive batch schedules and real-time, on-demand routing.
Software Developer (C++, Python) BCC-NIHSoftware Developer (C++, Python)Bethesda, MarylandBlack Canyon Consulting (BCC) is searching for a Software Developer in Bioinformatics and Big Data to support our work at the National Institutes of Health. Work with a diverse group of scientists, bioinformaticians and other developers across the center to implement efficient bioinformatics algorithms.
Full Stack Developer BCC-NIHFull Stack DeveloperBethesda, MarylandThe Senior Software Developer will work with the team to develop and maintain software supporting NCBI’s Controlled Data Access technologies including the Authorized Access platform and Study Registration System. The Controlled Data Access (CDA) team is responsible for developing and maintaining state of the art digital token technologies to manage users and access to the NIH developed systems.
Sr. Full Stack Developer (React/Node) Expert In Recruitment SolutionsSr. Full Stack Developer (React/Node)Woodlawn, MDPosition Description Architect, design, code, and implement next-generation web application using software engineering best practices in the latest technologies: NodeJS, Single Page Application front-end (ReactJS, ReduxJS, MobxJS), NodeJS API Framework (RESTful APIs, Express, Knex), and DevOps (Jenkins, Red Hat OpenShift, Docker, SonarQube, UrbanCode). **Master's and 5+ years of experience, Bachelor's and 7+ years of experience or 13+ years in lieu of a degree** Extensive senior level full-stack software development experience with Node.js and React.js with detailed understanding of user interface frameworks, back-end software architecture interactions and node module capabilities.
NLM Bioinformatics Specialist and Developer (SME) Ripple EffectNLM Bioinformatics Specialist and Developer (SME)Rockville, MD$90,267–$149,483Ripple Effect is looking for a Data Manager/SME who 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.at the National Library of Medicine (NLM). This role will serve as a senior-level technical advisor and thought leader, providing deep expertise in specialized domains critical to the NLM's biomedical informatics, data science, and translational research initiatives.
NewSpaceOps Tool Developer ASRC Federal Holding CompanySpaceOps Tool DeveloperMDData Networks Inc is hiring a SpaceOps Tool Developer who is a specialized hybrid engineer bridging satellite subsystems expertise (power, comm, GNC, flight dynamics, thermal) and Ground System expertise with modern software engineering. As a member of the Engineering and Mission Operations Support Services -VII (EMOSS-VII) contract, based in Suitland, MD the position requires proven education and experience to demonstrate capacity to perform at a high-level as a SpaceOps Tool Developer.
Associate SpaceOps Tool Developer ASRC Federal Holding CompanyAssociate SpaceOps Tool DeveloperMDData Networks Inc is hiring a SpaceOps Tool Developer who is a specialized hybrid engineer bridging satellite subsystems expertise (power, comm, GNC, flight dynamics, thermal) and Ground System expertise with modern software engineering. As a member of the Engineering and Mission Operations Support Services -VII (EMOSS-VII) contract, based in Suitland, MD the position requires proven education and experience to demonstrate capacity to perform at a high-level as a SpaceOps Tool Developer.
Software Developer (55390) DataPath IncSoftware Developer (55390)Aberdeen Proving Ground, MDCollaborating with management, departments and customers to identify end-user requirements and specifications • Designing algorithms and flowcharts to create new software programs and systems • Producing efficient and elegant code based on requirements • Testing and deploying programs and applications • Troubleshooting, debugging, maintaining and improving existing software • Compiling and assessing user feedback to improve software performance • Observing user feedback to recommend improvements to existing software products • Developing technical documentation to guide future software development projects. Their duties include meeting with clients to determine their software needs, coding and testing software to ensure functionality and updating software programs to refine components like cybersecurity measures and data storage capacities.