Senior Software Engineer LeidosSenior Software EngineerArlington, VirginiaJuly 31, 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. The 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.
Lead Embedded Software Engineer Valmet CorporationLead Embedded Software EngineerOwings Mills, MDAs a senior technical authority, you will influence product strategy, drive architectural decisions, mentor engineers, and ensure our embedded platforms deliver on performance, reliability, and lifecycle expectations. Are you a technical leader who can define platform direction, tackle complex embedded challenges, and shape the long-term evolution of embedded products?.
Software Engineer 2 - Back-End (Hadoop & Microservices) Navius TechnologiesSoftware Engineer 2 - Back-End (Hadoop & Microservices)Annapolis Junction, MarylandIf taking ideas from concept to working prototype in fast, iterative cycles excites you, and you enjoy solving complex problems in distributed systems, this role will give you the opportunity to have outsized impact on how our organization operates. You will work as a hands-on engineer on a close-knit team, designing and building scalable back-end services and data-intensive systems that support mission-critical applications.
Senior Software Engineer - UI/UX Dragos IncSenior Software Engineer - UI/UXDCRemoteAt Dragos, we build software that gives defenders the visibility and capabilities they need to detect, investigate, and respond to cyber threats before they disrupt the systems people depend on every day. You''ll solve meaningful problems, simplify complex data, and create intuitive workflows that enable users to detect, investigate, and act on cyber threats.
Principal Software Engineer LeidosPrincipal Software EngineerArlington, VirginiaJuly 31, 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. The 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.
Lead Software Engineer LeidosLead Software EngineerArlington, VirginiaJuly 31, 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. The 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.
ME00523-Software Engineer 3 Momentum Engineering OpeningsME00523-Software Engineer 3Annapolis JunctionThe Software Engineer will work with a massively parallel enterprise platform, built with Java on Free and Open-Source Software products including Kubernetes, Hadoop and Accumulo, to enable execution of data-intensive analytics on a managed infrastructure. The ideal candidate should be skilled in Java, database technologies (MariaDB, MySQL Postgres etc.) and have some experience with Map Reduce programming model and technologies (such as Hadoop, Hive, Pig, etc.).
CNO - Embedded Software Engineer - Linux, Python, C++ Erias VenturesCNO - Embedded Software Engineer - Linux, Python, C++Annapolis 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 Five (5) years’ experience as an embedded developer, in programs and contracts of similar scope, type, and complexity is required.
Senior Software Engineer - .Net Tyler TechnologiesSenior Software Engineer - .NetAnnapolis, MDThe Developer will create and support large-scale/complex applications by gathering requirements, designing, maintaining, developing, testing, and deploying applications with security, efficiency, maintainability, and usability in mind. The selected candidate will be part of a strong development team and they will be responsible for translating complex business requirements into functional web-based applications throughout all stages of the SDLC.
Senior Software Engineer - .NET Tyler Technologies IncSenior Software Engineer - .NETAnnapolis, MDThe Developer will create and support large-scale/complex applications by gathering requirements, designing, maintaining, developing, testing, and deploying applications with security, efficiency, maintainability, and usability in mind. The selected candidate will be part of a strong development team and they will be responsible for translating complex business requirements into functional web-based applications throughout all stages of the SDLC.
Backend API's and Integrations Software Engineer III RELX Group plcBackend API's and Integrations Software Engineer IIIMD$78,800–$131,300 / yearAbout the team: This team is building a generative-AI-powered clinical decision support tool designed specifically to help healthcare professionals quickly find trusted, evidence-based answers at the point of care. It combines a massive curated medical knowledge base with conversational AI so clinicians can ask questions in natural language and get concise, clinically relevant responses backed by real scientific evidence.
Sr. Software Engineer LeidosSr. Software EngineerBethesda, MarylandYou will work closely with Systems Engineers, Software Engineers, Architects, and Operations Engineering/Manager on a broad scope of activities extending across the development of systems to include middle-tier and backend engineering tasks. Specifically, we are looking for a skilled Python developer to join our team to build and maintain scalable microservices that interface with Kafka for real-time messaging and Elasticsearch for data indexing and search.
Senior Software Engineer - 25K Sign on Bonus LeidosSenior Software Engineer - 25K Sign on BonusAnnapolis Junction, MarylandJuly 22, 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. Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management.
Software Engineer LeidosSoftware EngineerBethesda, MarylandYou will work closely with Systems Engineers, Software Engineers, Architects, and Operations Engineering/Manager on a broad scope of activities extending across the development of systems to include middle-tier and backend engineering tasks. Specifically, we are looking for a skilled Python developer to join our team to build and maintain scalable microservices that interface with Kafka for real-time messaging and Elasticsearch for data indexing and search.
Java Software Engineer Shield Consulting SolutionsJava Software EngineerAnnapolis Junction, MD$205,000–$215,000 / yearBachelor’s degree in a technical discipline 4 additional years of experience as a software engineer may be substituted for a degree. Disclaimer: The salary range provided is an estimate based on current market conditions and may be adjusted based on factors such as experience, skills, and qualifications.
DevOps Software Engineer - TS/SCI Cleared LeidosDevOps Software Engineer - TS/SCI ClearedBethesda, MarylandLeidos is looking for our next TS/SCI‑cleared DevOps Software Engineer to join a high‑energy team building and deploying a cutting‑edge technology stack in support of the DIA‑NMEC (National Media Exploitation Center) DOMEX Technology Platform (DTP). You also meet the following qualifications: Bachelor’s degree in Engineering, Computer Science, Systems Engineering, or related field (or equivalent experience) with 8+ years of relevant experience; 6+ years with a Master’s.
Java Software Engineer (Annapolis Junction, MD) Shield Consulting SolutionsJava Software Engineer (Annapolis Junction, MD)Annapolis Junction, MD$205,000–$215,000 / yearBachelor’s degree in a technical discipline 4 additional years of experience as a software engineer may be substituted for a degree. Disclaimer: The salary range provided is an estimate based on current market conditions and may be adjusted based on factors such as experience, skills, and qualifications.
Staff Software Engineer - Cybersecurity Geico InsuranceStaff Software Engineer - CybersecurityBethesda, MD$100,000–$260,000 / yearThe Staff Engineer brings in expertise in requirements identification, feasibility analysis, secure infrastructure designs, technology evaluation and selection, and implementation of scalable systems using CI/CD and DevSecOps to raise the bar on engineering excellence and security best practices. This role will be responsible for leading enterprise initiatives and collaboration with cross-functional teams as well as designing and implementing secure and scalable solutions to drive Vulnerability Management initiatives.
Cloud Software Engineer (Java/Kotlin), Senior Associate TS/SCI w/poly Peraton IncCloud Software Engineer (Java/Kotlin), Senior Associate TS/SCI w/polyAnnapolis Junction, MD$104,000–$166,000 / yearAs a Cloud Software Engineer, you will design, develop, and maintain cutting-edge applications that support intelligence operations, leveraging cloud technologies, distributed systems, and modern development frameworks. 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.
Cloud Software Engineer TS/SCI w Poly Peraton IncCloud Software Engineer TS/SCI w PolyLaurel, 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.