Senior Software Engineer Staffed4USenior Software EngineerAnnapolis Junction, MarylandThe successful candidate will design, build, deploy, and sustain robust, scalable systems using modern JavaScript, TypeScript, Python, cloud-native technologies, and DevOps automation practices. Bachelor's degree in Computer Science, Software Engineering, Information Systems, or a related technical discipline and eight (8) years of relevant experience; OR.
Senior Software Engineer (AI/Systems Integration) Staffed4USenior Software Engineer (AI/Systems Integration)Columbia, MarylandThe candidate will be expected to maintain a strong understanding of mission objectives, data flows, and tooling ecosystems while collaborating with stakeholders and engineering teams to deliver solutions supported by modern AI/ML technologies. This role involves designing, developing, and integrating software tools that enhance development workflows, operational capabilities, and system interoperability.
Software Engineer 3 - TS/SCI with Poly- Telework Flexibility Staffed4USoftware Engineer 3 - TS/SCI with Poly- Telework FlexibilityAnnapolis Junction, MarylandMust meet one of the following combinations of education and experience: Master’s degree in Computer Science or related field + 5 years of SWE experience. The selected candidate will be involved in the full lifecycle of software engineering, with a strong emphasis on Java , Python , Docker , and Linux-based development .
Software Engineer, Edge AI Valinor EnterprisesSoftware Engineer, Edge AIDistrict of ColumbiaOur unique model of centralized go-to-market and decentralized engineering allows us to move with unparalleled efficiency to identify unmet needs, build right-sized solutions, and get products where they matter most - in the hands of users. Unlike others in the space, who focus on the flashy problems, Valinor exists to solve the quiet, unaddressed problems-the small but significant ones that lead to cracks in the country's strength, stability, and security.
Software Engineer CbSoftware EngineerWashington, District of ColumbiaDesign, develop, test, document, and maintain software or systems to include requirements documentation, design documentation, configuration documentation, test documentation, training materials, and user manuals. Required Qualifications/Skills: The Software Engineer shall have: Bachelor’s degree or equivalent experience in a relevant field, i.e., engineering, computer science, or information sciences.
Software Engineer (SWE) Skill Level 2 (Remote) CTRL + LLCSoftware Engineer (SWE) Skill Level 2 (Remote)Annapolis Junction, MDRemote$252,000–$296,000 / yearDesign and implement high-performance, web-based graph visualization interfaces capable of rendering and interacting with large-scale datasets (thousands of nodes and edges) while maintaining responsiveness and usability. As a Software Engineer at CTRL+, you'll play a key role in designing, developing, and maintaining high-performance web applications and services.
355 - Senior Software Engineer ARSIEM355 - Senior Software EngineerFt. Meade, MDThe software engineer will work closely with data scientists and end users to develop innovative analytic tools to further discovery and tradecraft around critical global challenges, then deliver innovative solutions focused on operationalizing data science. Additional factors considered in extending an offer include (but are not limited to) job responsibilities, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other laws.
Software Engineer (SWE) Skill Level 2 CTRL + LLCSoftware Engineer (SWE) Skill Level 2Annapolis Junction, MDThe Software Engineer shall be responsible for collaborating with Product Owners, System Engineers, and Project Software Engineers to design, develop, test, troubleshoot, and sustain a mission-focused enterprise web application deployed in a containerized Kubernetes Linux environment. From designing secure software to offering expert staffing solutions in cyber security, program management, analysis, and comprehensive documentation, we cover every aspect of our clients' projects from start to finish.
Software Engineer (Junior-Level) Staffed4USoftware Engineer (Junior-Level)MarylandWe are seeking a Junior Software Engineer with at least 4 years of software development experience and a technical bachelor’s degree to support development efforts in Annapolis Junction, MD. Through flexibility, transparency, and strong support, we enable our team to thrive—fueling curiosity, creativity, and innovative solutions that truly serve their clients.
CNO Expert Software Engineer (AE26011449U) GTSC-Talent SolutionsCNO Expert Software Engineer (AE26011449U)Hanover, MarylandRemoteMission : As a CNO Expert Software Engineer on our team, you will play a key role in developing advanced CNO capabilities that directly support national security. High School Diploma and 24+ years of technical work experience, or BS Degree in a technical discipline and 20+ years of technical work experience.
Software Engineer (Mid-Senior Level) Staffed4USoftware Engineer (Mid-Senior Level)MarylandWe are seeking a Mid-to-Senior Level Software Engineer with at least 6 years of software development experience and a technical bachelor’s degree to support development efforts in Annapolis Junction, MD. Through flexibility, transparency, and strong support, we enable our team to thrive—fueling curiosity, creativity, and innovative solutions that truly serve their clients.
CNO Python Software Engineer (AE26011431U) GTSC-Talent SolutionsCNO Python Software Engineer (AE26011431U)Hanover, MarylandRemoteDesign and develop new bleeding edge software, leveraging your knowledge in programming and coding with Python to solve challenging problems and create the best solutions. Work with the entire Software Development Lifecycle, including planning, requirements analysis, designing, developing, testing and deployment of new or improved CNO Capabilities.
NewSenior Software Engineer SRE SpireSenior Software Engineer SREWashington, DC$130,500–$171,000 / yearSome specific areas include:Data analysis of the telemetry from Ground and Space Assets to ensure reliable and efficient performanceDevelop operational automation for mission execution, anomaly detection and resolution, space situational awareness, and performance monitoringDevelop a data platform that allows for flexible data storage and analyticsMaintain configuration control of all assets and provide for the rollout of updated software and configurationKey Skills:Candidates should have experience implementing systems using Python, including integrating with a diverse set of data stores and cloud services. Please note: Communication regarding your application may come from @spire.com, @recruiting.spire.com, or from Candidate.fyi (our scheduling tool).Work detailsSeniority level: Mid-Senior levelEmployment type: Full-timeJob function: Engineering and Information TechnologyIndustries: Information ServicesReferrals increase your chances of interviewing at Spire by 2xGet notified about new Senior Software Engineer jobs in Washington, DC.Note: This refined description retains the core responsibilities and qualifications, while removing unrelated job postings and clutter.#J-18808-Ljbffr.
Software Engineer II - Front End (Library of Congress) Ad HocSoftware Engineer II - Front End (Library of Congress)Mc Lean, VARemote$95,000–$110,000 / yearWe partner with these agencies to build new capabilities, deliver products, establish data as a strategic asset for informed decision-making, modernize legacy systems, and build the digital service infrastructure necessary to scale their mission impact. Primary expectations for a Software Engineer II - Front End include: Build and maintain user-facing applications using Angular, HTML/CSS, and JavaScript, implementing designs from Figma specifications using federal Design System components.
Software Engineer II - Front End Ad HocSoftware Engineer II - Front EndMc Lean, VARemote$95,000–$110,000 / yearWe partner with these agencies to build new capabilities, deliver products, establish data as a strategic asset for informed decision-making, modernize legacy systems, and build the digital service infrastructure necessary to scale their mission impact. Primary expectations for a Software Engineer II - Front End include: Build and maintain user-facing applications using Angular, HTML/CSS, and JavaScript, implementing designs from Figma specifications using federal Design System components.
Software Engineer State AffairsSoftware EngineerWashington, DC$120,000–$210,000 / yearSoftware Engineers own user‑facing features end‑to‑end: slick React/Next JS interfaces, performant Node APIs, and Postgres‑centric data models that keep up with petabyte‑scale content. One sprint you'll prototype a semantic‑search UI backed by vector embeddings; the next you'll build a real‑time collaboration layer that lets policy analysts co‑author annotations and compare version histories without ever refreshing the page.
Cyber Full-Stack Technical Software Engineer Deloitte Touche Tohmatsu LtdCyber Full-Stack Technical Software EngineerMcLean, VA$122,000–$240,500 / yearExperience with one of the following Frontier GenAI Platforms: Anthropic, Google or Open AI, including hands on experience with one of the following key platforms/products; Claude API, Claude for Enterprise, tool use, extended thinking, Claude Code, Gemini API, Vertex AI Agent Builder, Grounding, Google Workspace integration, GPT-4o, Assistants API, Responses API, OpenAI Agents SDK. Our purpose comes through in our work with clients that enables impact and value in their organizations, as well as through our own investments, commitments, and actions across areas that help drive positive outcomes for our communities.
Software Engineer, Platform Engineering HelsingSoftware Engineer, Platform EngineeringWashingtonYou will design and operate cloud infrastructure, deploy and maintain shared services like GitLab, Artifactory, and CI/CD pipelines, and build internal tooling that accelerates software delivery across the organization. You will also enable product teams with their own isolated environments — provisioning cloud accounts, standing up EKS clusters, databases, and the automation to make it all self-service and efficient.
Full-Stack Software Engineer Bridge Core (BCore)Full-Stack Software EngineerReston, Virginia$165,000–$195,000 / yearFull timeBuilding the controlled sandbox and data-security features: malware scanning and rule-based detection, file-type allow-listing, a quarantine landing zone, unprivileged containers with read-only mounts, and ephemeral teardown on shutdown . Bcore 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.
AI/ML Software Engineer I TS/SCI Poly BCT LLCAI/ML Software Engineer I TS/SCI PolyAnnapolis Junction, MD$126,300–$165,700 / yearGenerate required API accounts; Design user friendly interfaces allowing intuitive usage; Design/provide all necessary security measures for modular design; Design/coordinate all relevant access control measures; 5) Design user interface to be widely accessible across the customer community; Design export features to common Microsoft office services; Design interfaces/bridge to external management tools; Assist in producing instructional materials for user training; Generate lessons learned and suggestions for improving AI/ML processes; and Provide expert advice to customers based on their specific needs. The above salary range represents a general guideline; however, BCT-LLC considers a number of factors when determining base salary offers such as the scope and responsibilities of the position and the candidate's experience, education, skills and current market conditions.
Sr Full Stack Software Engineer - Clearance Required Lockheed Martin CorpSr Full Stack Software Engineer - Clearance RequiredMD$150,800–$265,880 / yearRequired Skills: • Java and JavaScript • Python • Agile software environment • Experience utilizing corporate authentication services into a secure full stack solution • Experience delivering full stack solutions with large data sets • Experience with developing in a micro-services framework • Familiar with design and implementation of local caching services • Experience with ETL (Extract, Transform, Load) • Docker & Docker Compose • Kubernetes • Jenkins • Github and Gitlab • Jira and Confluence. Basic Qualifications: • Bachelor's degree in Computer Science or related discipline plus fourteen (14) years' experience as a SWE in programs and contracts of similar scope, type, and complexity • Four (4) years of additional SWE experience on projects with similar software processes may be substituted for a bachelor's degree.
Sr. Software Engineer (Apache, Python, Trino, Kubernetes) Power3 SolutionsSr. Software Engineer (Apache, Python, Trino, Kubernetes)Annapolis Junction, MarylandProvides 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. The Software Engineer develops, maintains, and enhances 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.
Senior Software Engineer - Secret Clearance Preferred – Onsite GD Information TechnologySenior Software Engineer - Secret Clearance Preferred – OnsiteOakton, VirginiaThis challenging and interesting software engineering/development position is a chance to participate in the development and operation of a high-performance big data system, and join a longstanding, stable program consisting of a team of individuals using defined Agile software principles and practices. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available.
Software Engineer-AFRL WhitespaceSoftware Engineer-AFRLAlexandria, VARemoteYou'll be supporting a research and development project under the Air Force Research Laboratory (AFRL), whose mission is to lead the discovery, development, and integration of affordable warfighting technologies for air, space, and cyberspace forces. Recognized as the most innovative company in the Geospatial Industry, Whitespace exponentially accelerates speed-to-answer with powerful analytics, high-cadence data feeds, and human expert-machine teaming.
Software Engineer WhitespaceSoftware EngineerAlexandria, VARemoteThe ideal candidate is a full-stack problem solver who can design scalable software systems, build data pipelines, perform geospatial analysis, and develop analytic capabilities that transform large volumes of commercial and geospatial data into actionable intelligence. Recognized as one of the most innovative companies in the geospatial industry, Whitespace accelerates speed-to-answer through powerful analytics, high-cadence data feeds, geospatial intelligence, and expert-machine teaming.
Software Engineer Level 1 - 3 Ts/Sci/Fs Poly Only AltamiraSoftware Engineer Level 1 - 3 Ts/Sci/Fs Poly OnlyAnnapolis Junction, MD$140,000–$230,000 / yearRequired Skills: Requires a bachelor's degree in a relevant discipline (e.g., computer science, information systems, and network engineering) from an accredited college or university and eight (8) years of relevant programming experience in the field (e.g., computer science, information systems and network engineering). Provides specific input to the software components of system design to include hardware/software tradeoffs, 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.
Software Engineer-Afrl WhitespaceSoftware Engineer-AfrlAlexandria, VARemoteYou'll be supporting a research and development project under the Air Force Research Laboratory (AFRL), whose mission is to lead the discovery, development, and integration of affordable warfighting technologies for air, space, and cyberspace forces. Recognized as the most innovative company in the Geospatial Industry, Whitespace exponentially accelerates speed-to-answer with powerful analytics, high-cadence data feeds, and human expert-machine teaming.
Senior Software Engineer - TS/SCI VMD CorpSenior Software Engineer - TS/SCIBethesda, MDThis 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. This role supports our client’s efforts to design and implement a cutting-edge data-centric architecture leveraging cloud-based computing, artificial intelligence (AI), machine learning (ML), and cross-domain transfer systems.
Signals Software Engineer EverwatchSignals Software EngineerAnnapolis Junction, Maryland$84.14–$96.16 / hourCompensation at EverWatch 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. Job Title: Signals Software Engineer Overview: EverWatch is a government solutions company providing advanced defense, intelligence, and deployed support to our country’s most critical missions.
Software Engineer Level 2-3 (SF) The Kenjya-Trusant GroupSoftware Engineer Level 2-3 (SF)Annapolis JunctionWorking with the Department of Defense, Department of Homeland Security, the Intelligence Community, state and local governments, and commercial clients, Kenjya-Trusant provides cyber protection, information technology, engineering, construction management and acquisition support services. The Software Engineer develops, maintains, and enhances 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.
Software Engineer Level 1 TAP EngineeringSoftware Engineer Level 1Hanover, MD$99,000–$125,000 / yearThe Software Engineer will contribute to system design, software development, and integration efforts, while collaborating with cross-functional teams to deliver scalable, high-performance solutions. This role involves working on processing-intensive applications, large data sets, real-time systems, and analytics-driven platforms.
Software Engineer Level 3 TAP EngineeringSoftware Engineer Level 3Hanover, MD$134,000–$162,000 / yearThis position requires deep technical expertise, strong leadership capabilities, and the ability to guide teams in delivering scalable, high-quality solutions. The Software Engineer will serve as a technical leader across multiple teams, driving system architecture, development processes, and software quality.
Software Engineer - Level 2 (Testing Focus) Varite, IncSoftware Engineer - Level 2 (Testing Focus)Columbia, MD$90–$104.22 / hourRequired experience supports software development and full life cycle testing of mission systems including the design, development, and maintenance of test plans, cases, and processes; the creation and maintenance of test environments and automated test capabilities; the performance of Integration & Testing (I&T) and Acceptance Testing; and the reporting and tracking of problems through their resolution. Working knowledge of test automation using Python, performance/load/stress testing, data interface testing, user interface testing, security testing, code coverage tools, and systems integration testing is required.
Staff Software Engineer - EDR Agent Go Huntress Labs IncStaff Software Engineer - EDR Agent GoDCRemoteUse AI tools to move faster and define how the team does so responsibly, what gets AI-assisted, how AI-generated code is reviewed and validated, and where the line sits, given that the endpoint agent runs with high privilege on customer machines and ships to millions of hosts. Integrate our endpoint application with our backend SaaS web application's REST APIs to manage state and provide information used for threat hunting, with particular attention to low resource usage on endpoints.
NewConstruction Project Engineer - Industrial Projects System OneConstruction Project Engineer - Industrial ProjectsArlington, VA$75,000–$110,000 / yearAs a Construction Project Engineer , you will work onsite with the Project Team to plan, develop, coordinate, and manage onsite construction engineering activities for Industrial projects – primarily Water/Wastewater Treatment plant construction but also factories/production facilities, data centers , focused mostly in Northern Virginia, District of Columbia (DC), and Baltimore area. Develop, implement, and administer project engineering procedures and other work controlling documents (submittals, RFI’s, expediting material deliveries, payment of Subcontractors/Vendors, and Owner pay requests).
Information Systems Security Engineer System OneInformation Systems Security EngineerClarksburg, MD$180,000 / yearYou’ll be hands-on with the Risk Management Framework (RMF), Assessment & Authorization (A&A), ATO sustainment, control validation, continuous monitoring, and vulnerability/stig compliance efforts—partnering closely with security and technical teams. In this role, you’ll help build, secure, and maintain systems by applying cybersecurity engineering best practices across design, implementation, authorization, and ongoing compliance.
NewStaff Software Engineer - Underwriting Services Platform Team - Hybrid Geico InsuranceStaff Software Engineer - Underwriting Services Platform Team - HybridBethesda, MD$110,000–$230,000 / yearYou'll help modernize tier‑1 underwriting services, replace manual processes with AI‑driven automation, and shape the evolution of a platform that must be highly available, secure, and built to scale. As a Staff Software Engineer, you'll operate as both a hands‑on technical leader and a strategic partner to product, operations, and engineering leadership.
Full Stack Software Developer Omniscius ConsultingFull Stack Software DeveloperLaurel, MDThis 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.
Staff Software Engineer - NOS The Nuclear CompanyStaff Software Engineer - NOSWashingtonWe expect every team member to continuously identify opportunities to automate workflows, enhance decision-making, improve processes, and contribute to the ongoing evolution of NOS as a strategic operating capability that enables The Nuclear Company to scale with excellence. The actual salary offered may vary based on relevant factors as determined in the Company’s discretion, which may include experience, qualifications, tenure, skill set, availability of qualified candidates, geographic location, certifications held, and other criteria deemed pertinent to the particular role.
Associate Software Engineer (Full-Stack) - Client Enablement BizFlowAssociate Software Engineer (Full-Stack) - Client EnablementFalls Church, VAWere seeking an Associate Software Engineer (Full-Stack) for Client Enablement who's not only tech-savvy but also passionate about providing exceptional customer support and working with various tools-including low-code/no-code platforms. BizFlow is a dynamic leader in digital transformation, empowering organizations through innovative low-code/no-code solutions that streamline operations, accelerate efficiency, and drive real business results.
Software Engineer (Full-Stack) - Client Enablement BizFlowSoftware Engineer (Full-Stack) - Client EnablementFalls Church, VAWere seeking an Software Engineer (Full-Stack) for Client Enablement who's not only tech-savvy but also passionate about providing exceptional customer support and working with various tools-including low-code/no-code platforms. BizFlow is a dynamic leader in digital transformation, empowering organizations through innovative low-code/no-code solutions that streamline operations, accelerate efficiency, and drive real business results.
Senior Director, Software Engineer - Card Partnerships Capital One Financial CorpSenior Director, Software Engineer - Card PartnershipsMcLean, VA$286,200–$326,700 / yearAs a Capital One Senior Director of Software Engineering, you'll work on everything from customer-facing web and mobile applications using cutting-edge open source frameworks, to highly-available RESTful microservices, to back-end Java based systems and machine learning models using some of the hottest technologies in Cloud and AI. Bring a passion to stay on top of tech trends, experiment with and learn new technologies, participate in internal & external technology communities, and mentor other members of the engineering community.
Sr. Networking Software Engineer Axon Enterprise IncSr. Networking Software EngineerWashington, DCYou will work closely with sovereign operations teams that operate Axon systems around the world, and your technical influence will extend to the entire engineering organization because every team needs guidance situating their product in the larger networking reality of the overall Axon ecosystem. As a contributor in the APX platform engineering organization on the CloudNet team, you are passionate about delivering solutions to the real-time problems our mission-critical cloud native services encounter.
NewSoftware Engineer 2 ConsultNetSoftware Engineer 2Rockville, MDFor over 25 years, we have connected thousands of consultants with meaningful roles through a personal, communication-driven approach, partnering with a diverse client base to build high-performing teams and create lasting impact. You are committed to writing high-quality code, embracing modern development practices, and collaborating effectively with technical and business stakeholders to deliver impactful products.
Director, Software Engineer Capital One Financial CorpDirector, Software EngineerMcLean, VA$269,100–$307,200 / yearAs a Capital One Director of Software Engineering, you'll work on everything from customer-facing web and mobile applications using cutting-edge open source frameworks, to highly-available RESTful microservices, to back-end Java based systems and Machine learning models using the hottest techniques in Big Data. Bring a passion to stay on top of tech trends, experiment with and learn new technologies, participate in internal & external technology communities, and mentor other members of the engineering community.
Director, Software Engineer - Card Partnerships Capital One Financial CorpDirector, Software Engineer - Card PartnershipsMcLean, VA$244,700–$279,200 / yearAs a Capital One Director of Software Engineering, you'll work on everything from customer-facing web and mobile applications using cutting-edge open source frameworks, to highly-available RESTful microservices, to back-end Java based systems and machine learning models using some of the hottest technologies in Cloud and AI. Bring a passion to stay on top of tech trends, experiment with and learn new technologies, participate in internal & external technology communities, and mentor other members of the engineering community.
Senior Software Engineer NVR IncSenior Software EngineerReston, VAWe don't just sell and build new homes; we also manage teams, acquire land, manufacture materials, provide mortgages to our customers, and provide corporate support to NVR's multi-billion dollar business operations. Understanding of CRM business processes across marketing, sales, customer service, lead management, opportunity management, and customer support, with the ability to translate business needs into scalable technical solutions.
Sr. Software Engineer ConsultNetSr. Software EngineerRockville, MDFor over 25 years, we have connected thousands of consultants with meaningful roles through a personal, communication-driven approach, partnering with a diverse client base to build high-performing teams and create lasting impact. This role works independently to deliver scalable, high-quality applications while contributing to architectural decisions, software quality improvements, DevOps practices, and mentoring junior engineers throughout the software development lifecycle.
Software Engineer, Level 1 (AE26031616) Advantage Engineering & IT Solutions IncSoftware Engineer, Level 1 (AE26031616)Hanover, MDRemoteFull timeDesign, develop and modify software systems, using scientific analysis and mathematical models to predict and measure outcome and consequences of design. Seven (7) years experience as a Software Engineer (SWE), in programs and contracts of similar scope, type, and complexity is required.
Sr. Software Engineer GEICO GENERAL INSURANCE COMPANYSr. Software EngineerBethesda, MDPosition Responsibilities As a Senior Engineer, you will: Focus on Single or multiple areas and provide technical and thought leadership to the enterprise Collaborate with product managers, team members, customers, and other engineering teams to solve our toughest problems Develop and execute technical software development strategy for the Observability Engineering domain Accountable for the quality, usability, and performance of the solutions Be a executor as well as an active learner, helping to coach TDPs and strengthen the technical expertise and know-how of our engineering and product community. Engineers to innovate and build new systems, improve, and enhance existing systems as well as identify new opportunities to apply your knowledge to solve critical problems.