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.
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.
AI/ML Software Developer (req-259) CATHEXISAI/ML Software Developer (req-259)Tysons, VA$137,448–$167,256Our values are centered around leading with integrity, owning the outcome, growing together, and moving with purpose in everything we do for our employees, customers, partners, and communities. A motivated and qualified candidate will not only have hands-on development experience in (JavaScript, Python or Java) but also a willingness to collaborate with teams to solve problems.
Full Stack Software Developer Glint Tech Solutions LLCFull Stack Software DeveloperReston, VABackend: Java 17+, Spring Boot, unit/integration testing with JUnit/TestNG. A leading enterprise client is undergoing a legacy web application modernization and AWS cloud migration effort.
Senior Application Developer Intelliforce-IT Solutions GroupSenior Application DeveloperAnnapolis Junction, MDFull timeThe work is investigative, hands-on, and closely tied to mission outcomes, with room to pursue opportunities that emerge through your own research while staying aligned to customer needs. You will reverse engineer network traffic and web applications, develop Python-based automation, and help integrate new technologies into operational systems.
NewJr. Java Developer - FS Poly stanleyreidJr. Java Developer - FS PolyAnnapolis Junction, MarylandApply online at https://careers.stanleyreid.com/ or contact our MD team for more info: mwhitford@stanleyreid.com, asmith@stanleyreid.com. Our client is seeking a Junior Java Software Engineer to join a team developing new and enhancing existing capabilities, primarily using Java.
NewSenior AI/ML Software Developer (req-282) CATHEXISSenior AI/ML Software Developer (req-282)Tysons, VA$148,000–$179,000Our values are centered around leading with integrity, owning the outcome, growing together, and moving with purpose in everything we do for our employees, customers, partners, and communities. A motivated and qualified candidate will not only have hands-on development experience in (JavaScript, Python or Java) but also a willingness to collaborate with teams to solve problems.
NewSoftware Developer (SME) GRVTYSoftware Developer (SME)Chantilly, VA$150,000–$250,000 / yearWe've grown on this effort by providing the customer with Engineers who have done exceptional work, and we've retained our staff by paying very strong salaries, and working hard to ensure each Engineer is doing work that aligns with their career interest. Work on this program takes place in Chantilly, VA and in various field offices throughout Northern VA (we cannot support remote work), and requires a TS/SCI + Polygraph clearance (acceptable to this customer).
Software Developer 2 T-Rex Solutions LLCSoftware Developer 2Fort Meade, MD$160,000–$190,000 / yearT-Rex considers factors such as (but not limited to) scope and responsibilities of the position, candidate's work experience, education/training, key skills, internal peer equity, as well as market and business considerations when extending an offer. T-Rex offers both IT and professional services to numerous Federal agencies and is a leader in providing high quality and innovative solutions in the areas of Cloud and Infrastructure Services, Cyber Security, and Big Data Engineering.
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.
React Software Developer Omniscius ConsultingReact Software DeveloperLaurel, MDAs 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.
Software Developer Northramp LLCSoftware DeveloperWashington, DCRemoteYou are comfortable engaging directly with federal clients to gather requirements, provide demos, and offer support — and you can translate technical concepts clearly for non-technical stakeholders. Northramp is where you are challenged, trusted, and supported — a place for people who take pride in their work, value clarity and follow-through, and want to make a meaningful impact through technology.
Mid-Level Software Developer SITEC ConsultingMid-Level Software DeveloperLaurel, MDFull timeMid-Level Software DeveloperLocation: Laurel, MDSchedule: Full-Time, On-SiteClearance Required: TS/SCI with PolygraphSITEC Consulting is seeking a Mid-Level Software Developer to support the sustainment, enhancement, and production support of enterprise business applications in a secure mission environment. The selected candidate will join a collaborative team of developers and systems engineers responsible for ensuring enterprise applications remain reliable, effective, and responsive to operational needs.
Software Engineer (AI-Assisted Developer Tooling) Visionist IncSoftware Engineer (AI-Assisted Developer Tooling)Laurel, MD$170,000–$240,000 / yearWe 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.
Full Stack Software Developer Omniscius ConsultingFull Stack Software DeveloperLaurel, MDFull timeThis 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.
Junior - Mid Software Developer TS/SCI TENICA and Associates LLCJunior - Mid Software Developer TS/SCIChantilly, VAData Integration: Structure and query databases to handle the complex, dynamic data required for robust simulations. The most critical requirement for this role is not years of experience, but an aggressive, relentless drive to tackle and solve incredibly hard problems.
Software Developer BCC-NIHSoftware DeveloperBethesda, MarylandThe ideal candidate may or may not be a United States citizen and must have at least a Bachelor or Master of Science degree in Computer Science, Information Technology or Engineering or equivalent work experience. As a Software Developer, you will contribute to development efforts that support the goals and initiatives of the product team and organization while learning Software Development practices from an experienced team.
NewSoftware Engineer 2 (Hybrid) - Linux/Bash/Apache Airflow/Apache Spark/Docker/Podman/Git/AWS Captivation SoftwareSoftware Engineer 2 (Hybrid) - Linux/Bash/Apache Airflow/Apache Spark/Docker/Podman/Git/AWSAnnapolis Junction, MarylandMinimum Qualifications: Master's degree in Computer Science or related discipline from an accredited college or university, plus three (3) years of experience as a SWE, in programs and contracts of similar scope, type, and complexity. Bachelor's degree in Computer Science or related discipline from an accredited college or university, plus five (5) years of experience as a SWE, in programs and contracts of similar scope, type, and complexity.
Senior Software Developer Intelliforce-IT Solutions GroupSenior Software DeveloperAnnapolis Junction, MDFull timeYou will work at the intersection of software engineering and applied AI, building capabilities that help developers move faster through smarter IDE experiences, better automation, and more effective engineering workflows. You will design AI-assisted developer tooling, experiment with agentic and semi-autonomous systems, and integrate new capabilities into existing platforms and pipelines.
Senior Software Developer (Red Team) Oak Grove Technologies, LlcSenior Software Developer (Red Team)Fort Belvoir, VADesired skills/certifications: Offensive Security Experienced Penetration Tester (OSEP), Advanced Windows Exploitation/ Offensive Security Exploitation Expert (OSEE), GIAC Exploit Researcher and Advanced Penetration Tester (GXPN), GIAC Reverse Engineering Malware (GREM). If you are a highly motivated Red Team Senior Software Developer and ready to apply your expertise in a high-impact role, we encourage you to join our mission in supporting national security efforts while working with cutting-edge technologies.
Pega Senior Software Developer (CSSA) Sky SolutionsPega Senior Software Developer (CSSA)Tysons Corner, VARemote$110,000–$185,000 / yearOur expertise spans AI-first enablement, delivering innovative solutions and advanced cybersecurity, fortifying digital ecosystems against emerging threats and digital transformation through low-code/no-code development, cloud solutions, and agile methodologies. Compensation is determined in good faith and may vary based on job-related factors, including relevant experience, skills, education, certifications, clearance level, labor category alignment, contract requirements, work location, internal equity, and business needs.
NewSoftware Engineer 2 - Python/PySpark/AWS Captivation SoftwareSoftware Engineer 2 - Python/PySpark/AWSAnnapolis JunctionSecurity Clearance: Must currently hold a Top Secret/SCI U.S. Government security clearance with a favorable Polygraph, therefore all candidates must be a U.S. citizen. Minimum Qualifications: Fourteen (14) years experience as a SWE in programs and contracts of similar scope, type, and complexity is required.
Red Team Software Developer Oak Grove Technologies, LlcRed Team Software DeveloperFort Belvoir, VADesired skills/certifications: Offensive Security Experienced Penetration Tester (OSEP), Advanced Windows Exploitation/ Offensive Security Exploitation Expert (OSEE), GIAC Exploit Researcher and Advanced Penetration Tester (GXPN), GIAC Reverse Engineering Malware (GREM). If you are a highly motivated Red Team Offensive Software Developer and ready to apply your expertise in a high-impact role, we encourage you to join our mission in supporting national security efforts while working with cutting-edge technologies.
Software Engineer II - BDX Developer Experience Booking.com LtdSoftware Engineer II - BDX Developer ExperienceWashington D.C., DC$191,600–$212,900 / yearThis role sits at the intersection of backend engineering, data platforms, and developer advocacy, requiring you to navigate complex architectures while keeping friction low for the users of our internal Python SDKs, workflow frameworks, and dbt. We build and maintain the tooling, platform integrations, and paved paths that help internal customers (Data Scientists, ML and Data Engineers, and Analyst community) develop, test, publish, and operate data workflows with confidence.
Cyber Software Engineer Nightwing Intelligence SolutionsCyber Software EngineerSterling, Virginia$64,000–$128,000 / yearExperience with two or more of the following: Python, JSON, Data Analytics, MongoDB, MinIO, Ansible, Vue.js, React, HTML, Kubernetes, Docker, Podman, Openshift, AWS, View Jazz Framework, Process Automation, Terraform, CI/CD knowledge. Nightwing is supporting a U.S. Government customer to provide support for onsite incident response to civilian Government agencies and critical asset owners who experience cyber-attacks, providing immediate investigation and resolution.
Space Systems Software Engineer CymertekSpace Systems Software EngineerReston, VirginiaSatellite Software Engineer, Aerospace Software Engineer, Spacecraft Software Engineer, Space Systems Engineer, Embedded Systems Engineer, Space Systems Developer, Space Software Developer, Flight Software Engineer, Space Mission Software Engineer, Spacecraft Integration Engineer, etc. Aerospace Engineering, Computer Science, Software Engineering, Systems Engineering, Electrical Engineering, Mechanical Engineering, Robotics, Physics, Telecommunications Engineering, Applied Mathematics, etc.
NewSoftware Engineer JobotSoftware EngineerArlington, VA$120,000–$150,000 / 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. If you have a solid grounding in software engineering, continuous delivery, and computer science, and are looking for a career opportunity to grow and leverage those skills to the fullest while working on cutting edge technologies – Here is the place to be!
Associate Ai/Ml Software Developer (Req-261) CATHEXISAssociate Ai/Ml Software Developer (Req-261)Tysons, VA$98,700–$120,300 / yearOur values are centered around leading with integrity, owning the outcome, growing together, and moving with purpose in everything we do for our employees, customers, partners, and communities. A motivated and qualified candidate will not only have hands-on development experience in (JavaScript, Python or Java) but also a willingness to collaborate with teams to solve problems.
Software Engineer 3 (AI Assisted Developer Tooling) Bigbear.aiSoftware Engineer 3 (AI Assisted Developer Tooling)Columbia, MarylandFull timeThis 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.
Software Developer Carson and SaintSoftware DeveloperMarylandThe candidate basic skill requirements include software development on a Linux-based platform; working knowledge of Python and C programming languages; web-application scripting languages; use of Active Record; and relational database technologies (examples: sqlite; PostgreSQL; MySQL; MS SQL Server; Oracle). The position is for a Security Software Developer to investigate technical requirements, identify product designs/specifications, and develop secure software application solutions for SAINT’s vulnerability, configuration, exploit, analysis and reporting products.
Software Developer (Systems Software) Node.DigitalSoftware Developer (Systems Software)Chantilly, VAA successful candidate would have a deep understanding of Kubernetes, containerization and cloud-native technologies. Strong scripting skills using Bash, with the ability to automate tasks and processes.
Senior Salesforce Developer TLA-LLCSenior Salesforce DeveloperSterling, VA$145,000–$225,000Seeking a software developer to perform will provide full-lifecycle application development: designing, coding and debugging applications in various software languages software development. Computer Science, Computer Engineering, Computer Information Systems, Computer Systems Engineering OR equivalent combination of education and experience.
Software Developer - Advanced RividiumSoftware Developer - AdvancedSpringfield, VirginiaRiVidium Inc. is seeking a Full Stack Software Developer to develop, create, maintain, and write/code new (or modifies existing) computer applications, software, or specialized utility programs. Prefer an accredited Computer Science, Cyber Security, Information Technology, Software Engineering, Information Systems, or Computer Engineering degree; or a degree in a Mathematics or Engineering field.
Software Developer - Intermediate RividiumSoftware Developer - IntermediateSpringfield, VirginiaRiVidium Inc. is seeking a Full Stack Software Developer to develop, create, maintain, and write/code new (or modifies existing) computer applications, software, or specialized utility programs. Prefer an accredited Computer Science, Cyber Security, Information Technology, Software Engineering, Information Systems, or Computer Engineering degree; or a degree in a Mathematics or Engineering field.
NewAI Developer/Engineer – Senior Software Developer, Application Cyber Security InnovationsAI Developer/Engineer – Senior Software Developer, ApplicationHyattsville, MDFull timeThis role integrates AI/ML capabilities into production systems across major cloud platforms, supporting mission use cases such as predictive modeling, document analysis, and fraud detection. CSI is seeking an AI Developer/Engineer to design, build, and optimize machine learning models and AI solutions supporting a federal client's AI Support Services program.
NewSoftware Engineer Expert LeidosSoftware Engineer ExpertChantilly, VirginiaAugust 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. Leidos is seeking a Software Developer for a technical development program supporting the Sponsor’s Entitlement Programs as well as IdAM /ICAM, Authentication, Authorization, Attributes and Digital Policy Management.
Full Stack Developer- 3614950 CTCFull Stack Developer- 3614950Laurel, MarylandWith 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. The position will require working in a fast-paced team in an agile environment and a willingness to learn new technologies and take on challenges to creatively solve customer requirement problem sets.
NewFull-Stack Developer - Python/JavaScript/CSS/REST/Docker Captivation SoftwareFull-Stack Developer - Python/JavaScript/CSS/REST/DockerAnnapolis JunctionSecurity Clearance: Must currently hold a Top Secret/SCI U.S. Government security clearance with a favorable Polygraph, therefore all candidates must be a U.S. citizen. Bachelor’s degree in Computer Science or related discipline from an accredited college or university is required.
Tableau Developer NorthHill TechnologyTableau DeveloperReston, VirginiaProvide support, analysis, research, and advice into exceptionally complex problems and processes relating to financial and acquisition systems including: Timely on-site customer support for users. Experience or knowledge in one or more of the following programming languages and technologies is a plus: PHP, IBM DataStage ETL, SharePoint, or Business Objects.
Senior Software Developer Iridium Communications IncSenior Software DeveloperReston, VA$120,000–$160,000 / yearExperience with Network Management pertains to continuously supervising and controlling all links and nodes across the space segment (LEO/MEO/GEO satellites and inter‑satellite links) and the ground segment (gateways, teleports, user terminals, terrestrial backhaul). Experience with Mission planning, in the context of satellite ground and space systems, is the set of processes, tools, and rules used to translate mission objectives into time‑ordered, constraint‑compliant timelines of spacecraft, payload, and ground activities (including data collection and routing opportunities) across the full mission lifecycle.
Data Scientist / Cloud Software Engineer CymertekData Scientist / Cloud Software EngineerAnnapolis Junction, MarylandData Engineer, Cloud Data Scientist, Cloud Software Developer, Cloud Solutions Architect, Data Analyst, Cloud Architect, Machine Learning Engineer, Big Data Engineer, Cloud Platform Engineer, AI Engineer, ect. Computer Science, Data Science, Cloud Computing, Software Engineering, Information Technology, Statistics, Applied Mathematics, Artificial Intelligence, Information Systems, Electrical Engineering, Machine Learning, ect.
NewSenior Backend Software Engineer TurnitinSenior Backend Software EngineerWashington, DC$112,125–$186,875 / yearActual compensation will be provided in writing at the time of offer, if extended, and is determined by work location and a range of other relevant factors, including but not limited to: experience, skills, degrees, licensures, certifications, and other job-related factors. The Senior Software Engineer - Backend Services will be responsible for designing, implementing, and maintaining scalable, high-performance backend systems using AWS Lambda and related technologies.
Mid-Level Software Developer Absolute Business Solutions CorpMid-Level Software DeveloperReston, VA$90,000–$156,000 / yearThe Enterprise-Wide OSINT Knowledge Support (EWOKS) program supports the Defense Intelligence Agency (DIA) and the broader Defense Intelligence Enterprise by delivering cutting-edge capabilities that advance Open-Source Intelligence (OSINT). We're looking for a talented Mid-Level Software Developer to play a key role in developing and maintaining OSINT mission applications, integrating front-end and back-end systems using Agile methodology.
Ai/Ml Software Developer - Top Secret CATHEXISAi/Ml Software Developer - Top SecretTysons, VA$90,000–$135,000 / yearOur values are centered around leading with integrity, owning the outcome, growing together, and moving with purpose in everything we do for our employees, customers, partners, and communities. A motivated and qualified candidate will not only have hands-on development experience in (JavaScript, Python or Java) but also a willingness to collaborate with teams to solve problems.
Software Engineer Redwood DentalSoftware EngineerBaltimore, MarylandSoftware Engineer responsibilities include gathering user requirements, defining system functionality and writing code in various languages, like Java, Ruby on Rails or. Experience developing web applications using at least one popular web framework (JSF, Wicket, GWT, Spring MVC).
NewSoftware Engineer 2/3 - Java/Git/Gradle/Docker/REST/ELK/MongoDB/Ansible/Kubernetes/Linux Captivation SoftwareSoftware Engineer 2/3 - Java/Git/Gradle/Docker/REST/ELK/MongoDB/Ansible/Kubernetes/LinuxAnnapolis JunctionSecurity Clearance: Must currently hold a Top Secret/SCI U.S. Government security clearance with a favorable Polygraph, therefore all candidates must be a U.S. citizen. Bachelor’s degree in Electrical Engineering, Computer Engineering, or Computer Science from an accredited college or university is required.
UI Developer StratAcuity Staffing Partners IncUI DeveloperVienna, VA$140,000–$160,000 / yearIn 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. Everforth Apex also offers a HSA (Health Savings Account on the HDHP plan), a SupportLinc Employee Assistance Program (EAP) with up to 8 free counseling sessions, a corporate discount savings program and other discounts.
Software Developer SME (Systems Software) (TS/SCI with Poly Required) GCI, Inc.Software Developer SME (Systems Software) (TS/SCI with Poly Required)McLean, VAThe 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. Develop innovative user‑interface designs based on marketing needs, user analysis, product innovation, technology, and business requirements.
NewSoftware Engineer 2/3 - Java/AWS/Confluence/Jira/Gitlab/NiFi Captivation SoftwareSoftware Engineer 2/3 - Java/AWS/Confluence/Jira/Gitlab/NiFiAnnapolis JunctionSecurity Clearance: Must currently hold a Top Secret/SCI U.S. Government security clearance with a favorable Polygraph, therefore all candidates must be a U.S. citizen. Minimum Qualifications: A minimum of fourteen (14) years experience as a SWE in programs and contracts of similar scope, type, and complexity is required.
Software Engineer ExcelitySoftware EngineerHerndon, VirginiaRequired Clearance: TS/SCI with CI Poly Required Skills: A Bachelor’s degree with 9 years of relevant experience OR a Master’s degree with 7 years of relevant experience; an additional 4 years of experience maybe considered in lieu of a degree requirement. The candidate will work with the engineering team and customer to ensure successful development of high profile, complex, technical deliverables that are core to the continued success of our award-winning projects.