Software Engineer 3 - Linux/Bash/Python/Apache Airflow/SQL/Jupyter Notebook/NumPy/JSON Captivation SoftwareSoftware Engineer 3 - Linux/Bash/Python/Apache Airflow/SQL/Jupyter Notebook/NumPy/JSONAnnapolis JunctionMinimum Qualifications: Master'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. Bachelor's degree in Computer Science or related discipline from an accredited college or university, plus seven (7) years of experience as a SWE, in programs and contracts of similar scope, type, and complexity.
Senior Software Engineer, TS/SCI w/Poly Peraton IncSenior Software Engineer, TS/SCI w/PolyAnnapolis Junction, MD$176,000–$282,000 / yearPeraton offers enhanced benefits to employees working on our critical National Security programs, which include heavily subsidized employee benefits coverage for you and your dependents, 25 days of PTO accrued annually up to a generous PTO cap and eligible to participate in an attractive bonus plan. As the world's leading mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly differentiated solutions and technologies to protect our nation and allies.
NewSoftware Systems Engineer - Integration & Test JobotSoftware Systems Engineer - Integration & TestManassas, VA$90,000–$110,000 / 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. This entry-level Systems Engineer role is focused on software integration, testing, validation, and troubleshooting for the U.S. Navy's Undersea Warfare Decision Support System (UWD-DSS) team.
NewSoftware Engineer 3 - Python/C/C++/RF/Bash/Hardware Captivation SoftwareSoftware Engineer 3 - Python/C/C++/RF/Bash/HardwareAnnapolis Junction, MD$130,000–$270,000 / yearSecurity 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.
Software Engineer Bridge Core (BCore)Software EngineerHerndon, Virginia$175,000–$195,000 / yearFull timeBcore accelerates decisive advantage for warfighters and intelligence professionals by fusing human insight, rapid-fire engineering, precision-measured outcomes, and relentless grit into mission-ready solutions. The ideal candidate will be responsible for developing and automating our customer’s in support of this customer’s mission, ensuring the smooth operation of all systems within the virtual environment (Nutanix, VMs,) to optimize performance, scalability and automation.
Full Stack Software Engineer Johns Hopkins Applied Physics LaboratoryFull Stack Software EngineerLaurel, MarylandFull timeWe develop software systems to address challenging national security problems that enable planning and decision making in domains including active threat deterrence, signal intelligence, cyber operations, machine learning, image processing, and applied data analytics. We seek talented engineers who can work with a team to construct, implement, test, document, and maintain software applications that provide highly impactful capabilities for the special operations and intelligence community.
Enterprise - Senior RF Software Engineer - DSP, Linux, Python Erias VenturesEnterprise - Senior RF Software Engineer - DSP, Linux, PythonAnnapolis Junction, MarylandWe are seeking engineers who wish to grow their careers and want to become part of a technically strong and growth-oriented company focused on bringing innovative solutions to the difficult mission problems facing our customers. Experience Bachelor of Science in Engineering, Computer Science or related discipline in DSP algorithms from an accredited college or university is required.
Cyber Software Engineer III DP ProfessionalsCyber Software Engineer IIIChantilly, VACollaborate with the team to review and improve processes (development, test, governance, stakeholder interactions), Communicate project status, roadblocks, technical and process proposals to the team and stakeholders. Minimum education and experience are 8 years’ experience with Bachelor’s of Science; OR 6 years’ experience with Masters; OR 4 years’ experience with PhD.
NewMid Level Cloud Software Engineer Redhorse CorporationMid Level Cloud Software EngineerQuantico, VAYou will contribute across the full software lifecycle—from developing scalable backend services and integrating modern Artificial Intelligence (AI/ML) workflows to building responsive, intuitive web user interfaces for analysts and end-users. To support this mission, our Cyber Analytics team is seeking a Cloud Software Engineer (Full-Stack and AI) – Mid-Level to play a key role in building, optimizing, and deploying enterprise-scale, AI-enabled data processing and visualization systems.
Mid-Level Software Engineer LeidosMid-Level Software EngineerGaithersburg, MarylandIf you’re passionate about solving complex technical challenges, learning emerging technologies, and developing software that directly supports mission success, this is an exciting opportunity to grow your career while making a meaningful difference. As a Full Stack Engineer, you’ll contribute across the entire software development lifecycle, from crafting intuitive user interfaces to building scalable backend services and integrating secure, cloud-native solutions.
Senior Staff Software Engineer - Rendering & Delivery, MediaOS WP Company LLCSenior Staff Software Engineer - Rendering & Delivery, MediaOSWashington, DC$144,600–$241,100 / yearDeep experience in modern rendering and content delivery architectures, including server-side rendering, static generation, dynamic rendering, hydration, caching and invalidation, and the tradeoffs between rendering at the build layer, origin, edge, and client. Design edge-rendering and edge-composition architectures, including component-level and server-island patterns, and lead the shift from TTL-driven regeneration to event-driven render-on-update models.
Enterprise - Senior Software Engineer - React, Python, CI/CD Erias VenturesEnterprise - Senior Software Engineer - React, Python, CI/CDAnnapolis Junction, Maryland$245,000–$270,000 / yearThe 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. We are seeking engineers who wish to grow their careers and want to become part of a technically strong and growth-oriented company focused on bringing innovative solutions to the difficult mission problems facing our customers.
2027 Graduate - Software Engineer; Data Scientist; Ontologist - Threat Analytic Systems Johns Hopkins University Applied Physics Laboratory LLC2027 Graduate - Software Engineer; Data Scientist; Ontologist - Threat Analytic SystemsLaurel, MDWe are a team of software engineers, data scientists, and knowledge representation specialists who partner with experts across a wide range of domains including countering weapons of mass destruction (CWMD), special operations, intelligence analysis, biothreat security, online disinformation, and disease surveillance. Our goal is to research and build innovative AI-enabled systems that can identify and prioritize relevant data in a timely and scalable manner and accelerate our sponsors' ability to observe and act on threat activities.
Sr. Software Engineer TS/SCI Poly Leidos Holdings IncSr. Software Engineer TS/SCI PolyAlexandria, VA$131,300–$237,350 / yearYou will provide software process management and control throughout the coding portion of the software development process and will promote code reuse and cross-program collaboration while reducing maintenance costs by creating common functions and shared actions for developers and testers. Must have experience or familiarity with multiple Java frameworks: Spring to include Boot and Data, Java Enterprise Edition (JEE) (i.e., JPA, EJB, JTA, Servlet), Jackson, Jersey, Swing, JavaFX.
Lead Software Engineer Leidos Holdings IncLead Software EngineerArlington, VA$87,100–$157,450 / yearThe candidate will help to lead projects of significant national importance, guiding the transformation of existing vessels into autonomous platforms and supporting the development of new ships from concept through deployment. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.
Senior AI-ML Integration Software Engineer The Informatics Applications Group IncSenior AI-ML Integration Software EngineerReston, VAIn this role, the Senior Engineer will leverage expertise in cloud-native solutions and modern web architectures to lead the integration of cutting-edge Artificial Intelligence (AI) and Machine Learning (ML) capabilities into our product suite. Key Responsibilities: AI/ML & Cloud Integration: Architect and deploy intelligent features using Cloud AI services, with a strong focus on building generative AI workflows, retrieval-augmented generation (RAG), and agentic pipelines.
Sr. Software Engineer Ts/Sci Poly Leidos Holdings Inc.Sr. Software Engineer Ts/Sci PolyAlexandria, VA$131,300–$237,350 / yearYou will provide software process management and control throughout the coding portion of the software development process and will promote code reuse and cross-program collaboration while reducing maintenance costs by creating common functions and shared actions for developers and testers. Must have experience or familiarity with multiple Java frameworks: Spring to include Boot and Data, Java Enterprise Edition (JEE) (i.e., JPA, EJB, JTA, Servlet), Jackson, Jersey, Swing, JavaFX.
Quantum Software Engineer ANDURIL INDUSTRIESQuantum Software EngineerWashington, DC$132,000–$198,000 / yearYou will work closely with delivery leads, application developers, and other solutions architects, as well as internal and external partners to design, implement, and deliver bleeding edge quantum solutions on state-of-the-art quantum-inspired, quantum annealing, and quantum gate platforms for real-world defense and national security challenges. Demonstrable hands-on experience using GenAI tools (e.g., OpenAI Codex, Claude Code, Gemini Code Assist, GitHub Copilot, Amazon CodeWhisperer, or similar) for software development, code generation, debugging, and algorithmic exploration.
NewSenior Software Engineer CMC ElectronicsSenior Software EngineerReston, VA$100,000–$135,000 / yearFull timeElements of the Total Rewards package include competitive base pay and providing eligible employees with an opportunity to enroll in a variety of benefit programs, generally including health insurance, flexible spending accounts, health savings accounts, retirement savings plans, life and disability insurance programs. With major hubs in Montreal, Ottawa, Chicago, and our newest location in Reston, CMC partners with leading aerospace companies, airlines, and government agencies around the globe.
NewSenior Software Engineer (Boundary Traffic Management) Warner Bros. DiscoverySenior Software Engineer (Boundary Traffic Management)WashingtonWe are hiring a senior software engineer who will solve problems related to API gateway concerns, cross-cluster service meshes, authentication/authorization, and the management of large-scale Istio deployments across many AWS accounts. The engineer will design processes/workflows, with the help of a collaborative team environment using modern, rigorous software development practices that emphasize testability, repeatability, and self-service automation.