Software Engineer NoblisSoftware EngineerReston, Virginia$120,700–$188,725 / yearFull timeResponsibilities: Noblis is seeking a highly experienced Software Engineer with an active security clearance ( TS/SCI with a polygraph ) to support a mission-critical contract delivering a broad range of AI/ML-driven capabilities, advanced tools, and data engineering services. The ideal candidate brings expertise in software design patterns, version control systems, agile methodologies, and software quality assurance, enabling them to develop and deliver secure, high-quality software solutions that address user needs and advance mission objectives.
Full Stack Software Engineer, Mid Booz Allen Hamilton Inc.Full Stack Software Engineer, MidArlington, VA$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. 3+ years of experience with React, Leaflet, D3, JavaScript, Python, Java, Node.js, SQL, Server-Side Development, Middleware, Application or Data Integration, API Development, or Core Application Systems.
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.
Software Engineer Valmet CorporationSoftware EngineerOwings Mills, MDIn this role, you will combine technical expertise, customer engagement, and cross-functional collaboration to ensure the reliability, performance, and continuous improvement of our mission-critical industrial automation systems across a diverse customer base. Required: Bachelor's degree in Computer Engineering, Electrical Engineering, Computer Science, or a related technical discipline, or equivalent experience.
Enterprise Workflow Software Engineer, Mid Booz Allen HamiltonEnterprise Workflow Software Engineer, MidMcLean, VirginiaOnsite : 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.
NewCyber 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.
Sr. Software Engineer (IBM API Connect Migration) MindlanceSr. Software Engineer (IBM API Connect Migration)Reston, VARemotePerforms complex analysis, design, development, automated unit and integration testing, and debugging of computer software ranging from operating system architecture integration and software design to selection of computer systems, language, and/or equipment. " Participate in migration of APIs, Products, Catalogs, Developer Portals, and DataPower configurations from IBM API Connect On-Prem to IBM APIC SaaS.
NewSenior Software Engineer Pinnacle Group IncSenior Software EngineerMcLean, VA$80–$90 / hourThis role focuses on hands-on engineering across Java-based microservices, event-driven distributed systems, APIs, MongoDB, AMQ, Kubernetes, AWS, CI/CD automation, and production-grade backend capabilities that are secure, resilient, observable, and aligned with business needs. Demonstrated experience delivering complex backend technology initiatives across microservices, APIs, AMQ-based messaging, integration services, data platforms, cloud-native deployments, and platform modernization.
Full Stack Software Engineer (Full Stack Developer All levels) Redwire SpaceFull Stack Software Engineer (Full Stack Developer All levels)Chantilly, Virginia$102,000–$161,000 / yearYou will develop advanced React interfaces, implement high‑throughput backend services in Python/C++/Rust, integrate with distributed systems and simulation workflows, and collaborate closely with systems engineers, mission analysts, UI/UX designers, and DevOps teams to deliver reliable, data‑rich, and performance‑critical applications across aerospace and defense environments. This role blends modern frontend engineering, high‑performance backend development, and systems‑level thinking to ensure that user interfaces, APIs, data pipelines, and real‑time services are coherent, scalable, secure, and aligned with mission and product objectives.
Senior Reverse Engineer / Application Developer Staffed4USenior Reverse Engineer / Application DeveloperAnnapolis Junction, MarylandBachelor's degree in Computer Science, Software Engineering, Computer Engineering, Cybersecurity, or a related technical discipline and twelve (12) years of relevant experience; OR. The successful candidate will work collaboratively with engineers, analysts, data specialists, and technical stakeholders to develop innovative capabilities that address complex technical challenges.
Cloud Software Engineer 3 (NWG - 024) SageCor SolutionsCloud Software Engineer 3 (NWG - 024)Fort Meade, MarylandServing Maryland and the Greater Washington D.C. area, SageCor Solutions (SageCor) is a growing company bringing complete engineering services and true full lifecycle System Engineering services to areas requiring (or desiring) nationally-recognized expertise in high performance computing, large data analytics and cutting edge information technologies. Cloud and Distributed Computing Technologies: at least one or a combination of several of the following areas - YARN, J2EE, MapReduce, Zookeeper, HDFS, HBase, JMS, Concurrent Programming, Multi-Node implementation/installation and other applicable technologies.
Cloud Software Engineer PeratonCloud Software EngineerAnnapolis Junction, Maryland$135,000–$216,000 / yearFull timePeraton 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.
Software Engineer L3 - TS/SCI Poly required EmtakSoftware Engineer L3 - TS/SCI Poly requiredAnnapolis Junction, MarylandThis role is ideal for someone who thrives in both independent and team‑based environments, enjoys solving challenging technical problems, and brings strong experience across Java, containerization, and distributed systems. Designing, developing, and enhancing diverse software systems, including analytics tools, real‑time applications, and large‑scale data processing systems.
Software Engineer II Booking.comSoftware Engineer IIWashington D.C., District of Columbia$191,600–$212,900 / yearFull timeAcross all areas, we partner closely with engineering, legal, privacy, compliance, and data stakeholders to solve complex platform problems with a strong focus on reliability, scalability, and developer experience. We develop platforms and services that help discover and classify data and ML/AI assets, enforce governance and access policies, and provide reliable controls, visibility, and automation across the company’s data ecosystem.
Software Engineer Metron, Inc.Software EngineerLaurel, MDOther responsibilities include: reviewing and testing software components for adherence to the design requirements and documents test results; resolving software problem reports; utilizing software development and software design methodologies appropriate to the development environment; and providing 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. As a Software Engineer you will be responsible for developing, maintaining, and enhancing 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.
JavaScript Software Engineer – ICAM Vets HiredJavaScript Software Engineer – ICAMMarylandThis role involves working across the full software development lifecycle to enhance existing tools and build new web-based applications. The ideal candidate is technically strong, collaborative, and motivated to deliver secure, policy-driven software solutions in a mission-critical environment.
Cloud Software Engineer AI/ML Project Top Secret/SCI w/Poly PeratonCloud Software Engineer AI/ML Project Top Secret/SCI w/PolyLaurel, Maryland$146,000–$234,000 / yearFull timeBenefits: Peraton offers enhanced benefits to employees supporting this critical National Security program, 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 eligibility to participate in an attractive bonus plan. The Cloud Software Engineer Level 1 Engineer provides cloud software research, development, and engineering services to include requirements analysis, software development, installation, integration, evaluation, enhancement, sustainment, testing, validation, and issue diagnosis/resolution.
Cloud Software Engineer Level 2 AI/ML TS/SCI w/Poly PeratonCloud Software Engineer Level 2 AI/ML TS/SCI w/PolyLaurel, Maryland$146,000–$234,000 / yearFull timeBenefits: Peraton offers enhanced benefits to employees supporting this critical National Security program, 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 eligibility to participate in an attractive bonus plan. The Cloud Software Engineer Level 2 Engineer provides cloud software research, development, and engineering services to include requirements analysis, software development, installation, integration, evaluation, enhancement, sustainment, testing, validation, and issue diagnosis/resolution.
Senior Software Engineer I (Hybrid) Kaplan, Inc.Senior Software Engineer I (Hybrid)Washington, DCOur compensation philosophy is designed to be competitive within the market, reflecting the value we place on the skills, experience, and contributions of our employees, while taking into account labor market trends and total rewards. We are a global company at the intersection of education and technology, focused on collaboration, innovation, and creativity to deliver a best in class educational experience and make Kaplan a great place to work.
Software Engineer Mid CACI International Inc.Software Engineer MidChantilly, VA$86,600–$181,800 / 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. While prior PeopleSoft experience is not required, successful candidates will have to demonstrate strong technical aptitude and a willingness to learn enterprise application development platforms and business systems.