Software Developer Associate General Dynamics Information TechnologySoftware Developer AssociateAnnapolis Junction, MD$66,602–$80,500 / yearA 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.
Appian Software Developer/Integrator LeidosAppian Software Developer/IntegratorBethesda, MD$107,900–$195,050We 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).
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.
Senior Oracle Apex Developer Savantage SolutionsSenior Oracle Apex DeveloperRockville, MDRemote$75,000–$110,000 / yearp>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.
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.
Junior NextGen Developer DCS CorporationJunior NextGen DeveloperCalifornia Maryland, MDRemote$73,160–$120,000 / yearDCS 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).
Principal Software Engineer (SWE-4) LeidosPrincipal Software Engineer (SWE-4)Annapolis Junction, MD$131,300–$237,350Our 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.
Reverse Engineer and Offensive Cyber Developer Johns Hopkins Applied Physics Laboratory (APL)Reverse Engineer and Offensive Cyber DeveloperLaurel, MD$100,000–$245,000The 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.
AI-Enabled Cyber Capabilities Developer Johns Hopkins Applied Physics Laboratory (APL)AI-Enabled Cyber Capabilities DeveloperLaurel, MD$105,000–$290,000It 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.
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.
DevOps Engineer By Light Professional IT ServicesDevOps EngineerHanover, MDAbility 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.
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.
Maritime Surveillance LFA/CLFA System Design and Operations Analyst Johns Hopkins Applied Physics Laboratory (APL)Maritime Surveillance LFA/CLFA System Design and Operations AnalystLaurel, MD$100,000–$245,000We 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.
NewLead Security Engineer with TS/SCI Poly LeidosLead Security Engineer with TS/SCI PolyAnnapolis Junction, MD$154,050–$278,475The 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.
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.
Principal Software Engineer (AI - Assisted Developer Tooling) GliaCell TechnologiesPrincipal Software Engineer (AI - Assisted Developer Tooling)Laurel, MarylandWe 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.
Junior Software Developer Nightwing Intelligence SolutionsJunior Software DeveloperAnnapolis Junction, MarylandOur 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.
Senior CNO Software Developer REDLatticeSenior CNO Software DeveloperMaryland, MDIn 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.
CNO Software Developer REDLatticeCNO Software DeveloperMaryland, MDWith 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.
Senior Software Developer CACISenior Software DeveloperBethesda, MarylandPay 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.
Mid-Level Software Developer Omniscius ConsultingMid-Level Software DeveloperLaurel, MarylandThe 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.
Software Developer Leidos Holdings IncSoftware DeveloperBethesda, MD$69,550–$125,725 / yearFor 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.
Senior Software Developer VTGSenior Software DeveloperHanover, MarylandFull timeOverview: 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.
Software Developer, Lead - .NET / React / Cloud LCGSoftware Developer, Lead - .NET / React / CloudBethesda, MarylandThe 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.
Software Developer CACISoftware DeveloperBethesda, MarylandPay 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.
Sr. Software Developer Leidos Holdings IncSr. Software DeveloperMD$154,050–$278,475 / yearYou 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.
React Software Developer Omniscius ConsultingReact Software DeveloperLaurel, MarylandAs 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.
Full Stack Software Developer Omniscius ConsultingFull Stack Software DeveloperLaurel, MarylandThis 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.
Embedded Software Developer StratAcuity Staffing Partners IncEmbedded Software DeveloperAberdeen Proving Ground, MD$60–$75 / hourIn 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.
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.
Appian Software Developer/Integrator Leidos Holdings IncAppian Software Developer/IntegratorBethesda, MD$107,900–$195,050 / yearWe 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).
In Office Software Developer and Microsoft Power Platform Engineer Ghanem Forwarding LLCIn Office Software Developer and Microsoft Power Platform Engineer68 Alco Place, MDWe 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.
React Software Developer Freedom Technology Solutions GroupReact Software DeveloperLaurel, MarylandAs 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.
Software Developer (.NET) (Sign-on Bonus Eligible) Amentum Services IncSoftware Developer (.NET) (Sign-on Bonus Eligible)MD$140,000–$147,000 / yearWe 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.
2026 Graduate - Software Developer - Tactical System Prototyping and Deployment Johns Hopkins University Applied Physics Laboratory LLC2026 Graduate - Software Developer - Tactical System Prototyping and DeploymentLaurel, MDSubject 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.
Senior Software Developer VTG.Senior Software DeveloperHanover, MDThe 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.
NLM Sr. Software Developer Ripple EffectNLM Sr. Software DeveloperRockville, MD$118,168–$135,894The 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.
NLM Software Developer Ripple EffectNLM Software DeveloperRockville, MD$98,474–$113,245The 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.
Software Developer VTGSoftware DeveloperHanover, MarylandFull timeOverview: 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++).
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.
NewSoftware Developer (JAMMEX) Virtual Technologies GroupSoftware Developer (JAMMEX)Fort Meade, MarylandRemoteAs 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).
NewCNO Tool Developer Software Engineer-TS/SCI with Poly CACICNO Tool Developer Software Engineer-TS/SCI with PolyFort Meade, MarylandPay 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.
NewFull Stack Software Developer Jensen HughesFull Stack Software DeveloperColumbia, MarylandToday, our expertise extends broadly across closely related security and risk-based fields – from accessibility consulting and risk analysis to process safety, forensic investigations, security risk consulting, emergency management, digital innovation and more. Our wide range of Global Employee Networks connect people from across the organization, supporting career development and providing forums for individuals to share experiences on topics they're passionate about.
Full Stack Software Developer Freedom Technology Solutions GroupFull Stack Software DeveloperLaurel, MarylandThese applications are used across the government enterprise and are critical to the daily functions of thousands of users across acquisition, business, finance, HR, training, recruitment, program management, security, logistics and more. We are seeking a Full Stack Software Developer for one of our PRIME CONTRACTS that extends through 2027 and offers exciting opportunities to support essential services and mission critical activities across the enterprise.
NewFront-End Senior Software Developer By Light Professional IT Services LLCFront-End Senior Software DeveloperHanover, MarylandResponsibilities: As a key member of our Cyber Range Development Team, you will: Design, develop, and test high-performance front-end web applications supporting cyber training platforms used worldwide. Company Overview: By Light Professional IT Services LLC readies warfighters and federal agencies with technology and systems engineered to connect, protect, and prepare individuals and teams for whatever comes next.
Appian Software Developer/Integrator - TS/SCI VMD CorpAppian Software Developer/Integrator - TS/SCIBethesda, MDWe 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.
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.
Senior Software Developer CACI International IncSenior Software DeveloperBethesda, MD$103,800–$218,100 / yearPay 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.