Software Developer Bowhead / UIC Technical ServicesSoftware DeveloperArlington, VABachelor's degree in Computer Science, Software Engineering, Information Technology, Cybersecurity, Data Science, Information Systems, or related technical field from an ABET accredited or CAE designated institution; Master's degree preferred. This position serves as a technical leader in the modernization of legacy DoD systems, providing advanced expertise in cloud-native development, architecture design, and team leadership.
NewFull Stack Software Developer Systems Plus, Inc.Full Stack Software DeveloperWashington, DCFull timeWork includes containerizing services with Docker and deploying to AWS (ECS/EKS, plus supporting services like RDS, S3, and CloudWatch), alongside ongoing bug fixes, performance tuning, and technical debt reduction. This role is a full-stack developer position building and maintaining Agency applications end to end, ReactJS front-end and Python/FastAPI back-end, with PostgreSQL for data.
Software Developer (Full Stack/Backend) Intern TeleWorld SolutionsSoftware Developer (Full Stack/Backend) InternChantilly, VAInternWith the experience of hundreds of thousands of successful implementations, including macro, DAS, Small Cells, and Wi-Fi, the world’s leading network operators and OEMs trust our knowledge and experience to plan, perform, troubleshoot, and implement an array of technologies and solutions. This is a unique opportunity for a college student to gain hands-on experience working on an established, high-scale project, where you will contribute to real-world features that power global wireless networks.
NewSoftware Developer (Microservices) PlanIT GroupSoftware Developer (Microservices)Reston, VAThis role involves developing production-grade microservices using Java 21 and Java 25, implementing clean and consistent API contracts, and ensuring secure, reliable integration with internal and external systems. Software Developer (Microservices) (Remote): Description: The Microservices Developer will be responsible for designing, building, and maintaining scalable backend services that power the platform's RESTful APIs.
NewSoftware Developer (CNO) System OneSoftware Developer (CNO)Fort Meade, MD$140,000 / hourSystem One, and its subsidiaries including Joulé, and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. Lead the designing, developing, documenting, testing, debugging, and maintenance of hardware or software based CNO capabilities.
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.
NewIT - Software Developer IV PlanIT GroupIT - Software Developer IVReston, VAEffective verbal and written communication skills, especially for collaborating on mainframe integration with Java developers and migration planning. • Experience with test automation in unit tests, functional tests, regression tests and performance tests.
Senior Software Developer LeidosSenior Software DeveloperGaithersburg, MD$107,900–$195,050If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com . June 8, 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.
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 Developer- SME Govcio LLCSoftware Developer- SMEQuantico, VA$165,000–$175,000Prepares operating instructions, compiles documentation of program development, and analyzes system capabilities to resolve questions of program intent, output requirements, input data acquisition, programming techniques, and controls. Overview: GovCIO is currently hiring for a Software Developer-SME to design, code, test, and maintain software applications and systems in support of the Naval Criminal Investigative Service.
Software Developer LeidosSoftware DeveloperGaithersburg, MD$69,550–$125,725If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com . June 11, 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.
NewSenior Software Engineer JobotSenior Software EngineerTysons, VA$140,000–$215,000 / 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.
NewSoftware Engineer JobotSoftware EngineerArlington, VA$120,000–$150,000 / 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. If you have a solid grounding in software engineering, continuous delivery, and computer science, and are looking for a career opportunity to grow and leverage those skills to the fullest while working on cutting edge technologies – Here is the place to be!
Software Development V (SME Oracle APEX Developer) System OneSoftware Development V (SME Oracle APEX Developer)Washington, DCRemote$90.94 / hourWork at the direction of the program manager to support the full lifecycle development of custom Oracle Applications, primarily using the Oracle APEX toolset. Provide support with PL/SQL, Java, Windows PowerShell, and Unix shell scripting with familiarity with built-in PLSQL packages and procedures.
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.
NewSenior Software Engineer (C++ / Java) JobotSenior Software Engineer (C++ / Java)MONTGOMRY VLG, MD$165,000–$185,000 / yearWith deep expertise in cloud-first architectures, automation, DevSecOps, virtualization, reliability engineering, and large-scale systems integration, we help organizations modernize infrastructure, improve operational efficiency, and support mission-critical environments where performance, security, and resiliency are essential. This role is ideal for a seasoned engineer who enjoys solving complex technical challenges, contributing to system architecture, and partnering closely with Systems Engineering, Development, and Test teams to deliver robust, scalable solutions.
Senior Software Engineer Teknowleap, IncSenior Software EngineerSterling, VAFull timeSENIOR SOFTWARE ENGINEER (5 positions offered) to design, develop and code applications using Java and Scala; Integrate backend software applications using Postgres and NoSQL databases; Create performance test suite using Jmeter; Implement cloud infrastructure using AWS services; Build Continuous Integration and Continuous Deployment (CI/CD) pipelines using Github, Jenkins and Artifactory. A Bachelor’s degree with 5 yrs of progressively responsible experience will be accepted in lieu of the Master’s degree and 2 years of experience; Any suitable combination of education, training or experience is acceptable.
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.
NewSr. Software Engineer JobotSr. Software EngineerGaithersburg, MD$140,000–$165,000 / yearWith deep expertise in cloud-first architectures, automation, DevSecOps, virtualization, reliability engineering, and large-scale systems integration, we help organizations modernize infrastructure, improve operational efficiency, and support mission-critical environments where performance, security, and resiliency are essential. Our teams partner closely with customers to deliver innovative solutions across cloud strategy, cybersecurity, systems integration, data engineering, machine learning, AI, disaster recovery, and enterprise infrastructure initiatives.
Senior Applications Developer Bowhead / UIC Technical ServicesSenior Applications DeveloperArlington, VADesired: Multiple cloud platform certifications at professional level (AWS Solutions Architect Professional, Azure Solutions Architect Expert, or Google Cloud Professional Cloud Architect), Kubernetes CKA/CKAD, Docker Certified Associate, specialized security certifications. Bachelor's degree in Computer Science, Software Engineering, Information Technology, Cybersecurity, Data Science, Information Systems, or related technical field from an ABET accredited or CAE designated institution; Master's degree preferred.
NewMid-Level Qlik Developer CredenceMid-Level Qlik DeveloperMcLean, VAThe Qlik Developer will collaborate with government stakeholders, functional analysts, data engineers, and development teams to design and implement data visualization solutions that improve operational visibility, reporting accuracy, and decision-making across the enterprise. This role requires experience developing scalable Qlik applications, integrating multiple data sources, and supporting Agile software development initiatives in a secure DoD environment.
Senior AI Developer NuAxis InnovationsSenior AI DeveloperWashington DC, DCThe Senior AI Developer serves as the lead technical resource responsible for designing, developing, integrating, and supporting enterprise Artificial Intelligence (AI) and Machine Learning (ML) solutions that enhance business applications, automate processes, and improve operational efficiency. This role collaborates with Product Owners, Federal Project Managers (FPMs), Business Analysts, Subject Matter Experts (SMEs), Solution Architects, developers, and stakeholders to deliver secure, scalable, and responsible AI solutions that align with business and mission objectives.
Senior Full Stack Developer NuAxis InnovationsSenior Full Stack DeveloperWashington DC, DCThis role collaborates with Product Owners, Federal Project Managers (FPMs), Business Analysts, Solution Architects, UX/UI Designers, QA Engineers, and DevSecOps teams to deliver end-to-end solutions across the full software development lifecycle. The Senior Full Stack Developer is responsible for designing, developing, integrating, and supporting secure, scalable, and high-performing enterprise web applications using modern cloud-native technologies.
Front-End Developer NuAxis InnovationsFront-End DeveloperWashington DC, DCThis role collaborates with Product Owners, Federal Project Managers (FPMs), Business Analysts, UX/UI Designers, Solution Architects, Back-End Developers, and QA Engineers to deliver secure, scalable, and intuitive user interfaces that meet business, technical, and accessibility requirements. · Participate in Agile development activities including backlog refinement, sprint planning, code reviews, sprint demonstrations, and continuous integration.
Senior ServiceNow Developer CredenceSenior ServiceNow DeveloperTysons, VA$150,000–$175,000You will also manage and participate in designing and developing solutions using various ServiceNow modules and features including CSM, S2P, APO, Integration Hub, Flows, Business Rules, Script Includes, Service Catalog, Service Portal, Asset Management, CMDB, AI Agents, and other ServiceNow modules, as required. Credence has an immediate need for a Senior ServiceNow Developer who will assist in solutioning and development of applications leveraging ServiceNow OOTB modules and customization as necessary to ensure the required business outcomes are delivered.
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.
Software Test Lead NuAxis InnovationsSoftware Test LeadWashington DC, DCThis role develops and executes test strategies, manages testing activities, and collaborates with Product Owners, Federal Project Managers (FPMs), Business Analysts, Developers, UX/UI Designers, and stakeholders to deliver secure, reliable, accessible, and high-performing applications. The Software Test Lead is responsible for leading the Quality Assurance (QA) and testing efforts for enterprise web applications, ensuring software quality through comprehensive manual and automated testing.
NewLead Full-Stack Developer System OneLead Full-Stack DeveloperMcLean, VARemoteCollaborate with clients, solution architects, product owners, UX designers, business analysts, platform engineers, and development teams to deliver resilient software products that meet functional and non-functional requirements. • Experience with AWS Lambda, API Gateway, Step Functions, EventBridge, EKS/Kubernetes, RDS PostgreSQL, MongoDB, Redis, Memcached, Elasticsearch, Docker, and modern monitoring/observability tools.
NewWargame Developer MANTECHWargame DeveloperQuantico, VAPartner with designers and developers to refine mechanics that accurately reflect Marine Corps capabilities while remaining intuitive and "playable" for senior stakeholders and lead the test and an evaluation process of a game design prior to gameplay. Develop an interface to modeling and simulations tools that can be used in game play and operate complex digital tools during wargame execution, translating technical outputs into real-time "so-what" narratives for senior level decision makers.
NewServiceNow Developer System OneServiceNow DeveloperFort Meade, MD$90 / hourIdentify trends and find patterns in unstructured and semi-structured customer data that can be used to create a more positive customer experience and increase overall network performance. Design and build ServiceNow Applications and integrations to other applications and platforms, including architecture, languages, best practices, and methodologies in an Agile Scrum environment.
NewSenior Full Stack Developer System OneSenior Full Stack DeveloperMcLean, VARemoteThe Senior Full Stack Developer will collaborate with client stakeholders, solution architects, product owners, UX designers, platform engineers, business analysts, and cross-functional technical teams to design, build, test, and deploy resilient software solutions. The ideal candidate has strong hands-on experience with Python and JavaScript, modern web frameworks, RESTful APIs, microservices, cloud-native development, and AWS-based application delivery.
NewJunior Data scientist/Engineer/developer SynergisticITJunior Data scientist/Engineer/developerWashington, DC$82,000–$127,000 / yearFull timeSince 2010, Synergisticit has helped thousands of candidates land full-time jobs at tech leaders like Google, Apple, PayPal, Visa, Western Union, Wells Fargo, Intel, Paypal, JPMC, Wayfair, BOA, CITI and hundreds more with Job offers of $95k to $154k. Many candidates know the theory behind models, but employers want to see whether you can clean data, explore datasets, choose the right model, evaluate results, explain tradeoffs, and communicate findings in a business-friendly way.
NewData Developer System OneData DeveloperFalls Church, VA$90,000–$100,000 / hourResponsibilities Support the delivery of client solutions using advanced analytics, exploratory data analysis, data wrangling, and ETL processes within a SAFe Agile environment. Derive insights from data and build robust data applications using analytics and coding tools (e.g., Python, R, Alteryx, SQL, SAS).
Full-Stack Developer System OneFull-Stack Developer22102, VARemoteSystem One, and its subsidiaries including Joulé, ALTA IT Services, and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. Design, build, test, and deploy full-stack applications using Python, Django, and modern JavaScript frameworks .
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.
Lead Software Engineer LeidosLead Software EngineerArlington, VA$87,100–$157,450If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com . June 23, 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.
Principal Software Engineer LeidosPrincipal Software EngineerArlington, VA$131,300–$237,350If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com . April 27, 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.
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.
NewSenior Specialist, Federal ServiceNow Developer KPMGSenior Specialist, Federal ServiceNow DeveloperWashington, DCIf you're looking for a firm with a strong team connection where you can be your whole self, have an impact, advance your skills, deepen your experiences, and have the flexibility and access to constantly find new areas of inspiration and expand your capabilities, then consider a career in Advisory. These include the duties and responsibilities listed above, as well as the abilities to adhere to company policies, exercise sound judgment, effectively manage stress and work safely and respectfully with others, exhibit trustworthiness, and safeguard business operations and company reputation.
NewSenior Specialist, Federal Full-Stack Developer KPMGSenior Specialist, Federal Full-Stack DeveloperWashington, DCLearn / analyze existing codebases / systems for the full stack and develop code as needed to support products and solutions (Technologies include: Cloud native IaaS / PaaS (Azure, AWS), Web UI frameworks (Angular, React, etc.), API definition (RAML, Swagger, JSON), Backend (Java, Databases, etc.), Integrations (ESB, legacy system integration, etc.). Proficiency with at least one modern JavaScript framework (Angular2/4, ReactJs, etc.), backend / AP RESTful service (Java with SpringMVC, etc.), cloud native solutions utilizing Azure / AWS, and DevOps tooling platforms (Jenkins, Ansible, Chef, or similar).
AI Software Engineer Lead LeidosAI Software Engineer LeadGaithersburg, MD$107,900–$195,050If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com . Requires BS degree (Computer Science, Engineering or related field) and 10+ year’s of prior relevant experience OR, MS with 7+ year’s of prior relevant experience; OR 7 years of additional experience in lieu of degree.
NewSimulation Developer MANTECHSimulation DeveloperQuantico, VAIntegrates models and simulations into larger system architectures and supports Marine Corps Warfighting Laboratory (MCWL) Wargaming Division efforts for interoperability testing and model orchestration. As a Simulation Developer, you will serve as a trusted advisor to our customers, ensuring the technical architecture of wargames is robust and reliable while directly shaping the tools used to prepare Marines for the future fight.
NewSenior Application Developer Govcio LLCSenior Application DeveloperFairfax, VA$135,000–$165,000Overview: GovCIO is currently hiring a highly skilled Senior Application Developer with an active Secret clearance to design, build, and modify application software using programming languages such as Java, ColdFusion, JavaScript, and C#. Qualifications: Bachelor's degree in Computer Science, Engineering, or related field with 12+ years of experience with large integrated projects and 5+ years of professional experience in Java development, preferably in federal or defense contracting environments.
Web Content Developer System OneWeb Content DeveloperMerrifield, VA$42 / hourSeeking knowledge of Adobe Target, Adobe Analytics, taxonomy, digital asset management, content management systems (CMS), search engine optimization (SEO), and online/digital metrics using industry best practices. Collaborate with Marketing and Digital staff and other internal business units/vendors to ensure timely/accurate implementation of digital content enhancements/requirements to support business needs and member experience.
Senior ServiceNow Developer Capgemini Government Solutions LLCSenior ServiceNow DeveloperMcLean, VAHowever, employees who have access to the compensation information of other employees or applicants as a part of their essential job functions cannot disclose the pay of other employees or applicants to individuals who do not otherwise have access to compensation information, unless the disclosure is (a) in response to a formal complaint or charge, (b) in furtherance of an investigation, proceeding, hearing, or action, including an investigation conducted by the employer, or (c) consistent with the contractor’s legal duty to furnish information. The disclosed range takes into account the wide range of factors that are considered in making compensation decisions including, but not limited to, geographic location, relevant education, qualifications, certifications, experience, skills, seniority, performance, sales or revenue-based metrics, and business or organizational needs.
ServiceNow Developer Capgemini Government Solutions LLCServiceNow DeveloperMcLean, VAHowever, employees who have access to the compensation information of other employees or applicants as a part of their essential job functions cannot disclose the pay of other employees or applicants to individuals who do not otherwise have access to compensation information, unless the disclosure is (a) in response to a formal complaint or charge, (b) in furtherance of an investigation, proceeding, hearing, or action, including an investigation conducted by the employer, or (c) consistent with the contractor’s legal duty to furnish information. The disclosed range takes into account the wide range of factors that are considered in making compensation decisions including, but not limited to, geographic location, relevant education, qualifications, certifications, experience, skills, seniority, performance, sales or revenue-based metrics, and business or organizational needs.
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.
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.