Company ConfidentialJr. Software Developer Company ConfidentialJr. Software DeveloperVienna, VAFull timeThe ideal candidate will have a passion for technology, a strong desire to learn, and the ability to work collaboratively with our experienced development team. This internship provides an excellent opportunity for hands-on experience in software development within the context of government projects.
NuAxis InnovationsCloud Full-Stack Software Developer NuAxis InnovationsCloud Full-Stack Software DeveloperVienna, VA5+ years of in-depth working knowledge of ASP.NET Core using C#.NET, Angular/React, HTML5, CSS, JavaScript/TypeScript, and MS SQL Server, Identity. Experience deploying and managing applications using cloud services such as Azure App Services, Azure Functions, AWS EC2, Lambda, or containerized.
System OneSoftware Developer System OneSoftware DeveloperWashington, DC$140,000–$180,000 / yearThis role will work as part of the Sales Engineering team and engage directly with customers on-site, in a hybrid format, or remotely, as required by each customer, including the potential for occasional short-term travel to customer locations across the United States. Successful Software Developer's demonstrate competency in integrating advanced technologies into existing business processes, building new functionality, ensuring successful software deployments, and working closely with customers.
TeleWorld SolutionsSoftware 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.
Ariel PartnersNewSoftware Developer (C#.NET) Ariel PartnersSoftware Developer (C#.NET)Stafford, VAFull timeWe are looking for team members who share our values of: Integrity to do the right thing even when it hurts; Commitment to the long-term success and happiness of our customers, our people, and our partners; Courage to take on difficult challenges, accept new ideas, and accept incremental failure; and the constant pursuit of Excellence. Candidate will join a team of engineers, scientists, and domain experts taking this long-standing, successful project to the next level by implementing new features, improving automation, and incorporating DevOps and Agile practices.
PlanIT GroupNewSoftware Developer PlanIT GroupSoftware DeveloperReston, VARemoteA degree from an accredited College/University in Software Engineering, Computer Science, or related discipline is preferred; Able to perform all functional duties independently; Experience training/mentoring less experienced personnel; Experience authoring or contributing to software-related documentation such as requirements specifications, design documents, technical manuals, and user manuals; Excellent communication skills. Expertise in Struts , Spring MVC, Git Bash, Java25, WebSphere , Tomcat, GitHub , GitHub Copilot, VersionOne , JUnit, JDBC, Maven ,ALM, UFT.
General Dynamics Information TechnologySoftware 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.
PlanIT GroupNewSoftware Developer / Application Support PlanIT GroupSoftware Developer / Application SupportWashington, DCEffective verbal and written communication skills, especially for collaborating on mainframe integration with Java developers and migration planning. • Expereience with test automation in unit tests, functional tests, regression tests and performance tests.
NuAxis InnovationsSoftware Developer NuAxis InnovationsSoftware DeveloperWashington DC, DC2+ year of in-depth working knowledge of ASP.NET Core using C#.NET, Angular/React, HTML5, CSS, and MS SQL Server, Identity. Plan, design, build, test, deploy and maintain highly scalable web-based services using modern technologies.
LeidosLead DevSecOps Software Developer LeidosLead DevSecOps Software DeveloperGaithersburg, MD$87,100–$157,450As a member of a Scaled Agile software development organization, you will contribute to the technical execution of a program that integrates proven, globally deployed technologies with modern cloud-native and AI-enabled capabilities. If 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.
LeidosAI Software Developer LeidosAI Software 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. As a member of a Scaled Agile software development organization, you will contribute to the technical execution of a program that integrates proven, globally deployed technologies with modern cloud-native and AI-enabled capabilities.
LeidosNewSenior 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, 2026For 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.
PlanIT GroupNewIT - 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.
LeidosSoftware Developer LeidosSoftware DeveloperOdenton, MD$87,100–$157,450As a key Agile scrum team member, the candidate will collaborate closely with software developers, systems engineers, network engineers, operations personnel, and partner scrum teams to deliver scalable and resilient integration, monitoring, and observability solutions supporting enterprise operational users and mission requirements. The selected candidate will serve as a hands-on developer focused on building, integrating, troubleshooting, and sustaining enterprise monitoring and data pipeline solutions leveraging the Elastic Stack (ELK) and Confluent Kafka platforms.
LeidosLead AI Software Developer LeidosLead AI Software DeveloperGaithersburg, MD$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. As a member of a Scaled Agile software development organization, you will contribute to the technical execution of a program that integrates proven, globally deployed technologies with modern cloud-native and AI-enabled capabilities.
LeidosSoftware Developer - Multiple Levels - TS/SCI Poly Required LeidosSoftware Developer - Multiple Levels - TS/SCI Poly RequiredReston, 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. 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.
LeidosLead Software Developer LeidosLead Software DeveloperGaithersburg, MD$87,100–$157,450The Terminal Flight Data Management (TFDM) program is a Federal Aviation Administration’s (FAA) NextGen program based on airport surface management that provides efficiency for both the airport surface and terminal airspace by providing a new and comprehensive integrated surface traffic control and management system. TFDM functions include Surface Collaborative Decision making (SCDM), departure scheduler and other airport decision tools Electronic Flight Data (EFD); Enhanced Air Traffic Control Tower (ATCT) Traffic Flow Management System (TFMS) Replacement or integration of multiple systems in the National Airspace System (NAS).
JobotNewSenior 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.
JobotNewSoftware 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.
System OneNewSoftware Development V (SME Oracle APEX Developer) System OneSoftware Development V (SME Oracle APEX Developer)Washington, DCRemote$90.94–$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.
JobotNewSr. 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.
Greenfield Data SolutionsSenior Application Atlassian Developer/Engineer/Architect Greenfield Data SolutionsSenior Application Atlassian Developer/Engineer/ArchitectGermantown, MD$120,000–$130,000 / yearFull timeJob Description: Senior Applications Developer/Engineer, highly proficient in leading and independently maintaining, developing, testing and delivering high quality, enterprise-wide solutions. Required Experience: 10 Years+ experience: Designing, developing, testing, and maintaining custom Jira solutions .
JobotNewSoftware 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!
PlanIT GroupNewServiceNow Developer PlanIT GroupServiceNow DeveloperWashington, DCServiceNow Application Development experience in two or more of the following areas: • Hands-on experience configuring and developing in ServiceNow, including form and field creation/updates (backend and/or Studio), Client Scripts, Business Rules, Catalog Items and scripting, group and role administration, flows (Flow Designer), notifications, email configuration, and scheduled jobs. ServiceNow Developer (Remote): Description: • ServiceNow Software Developer with minimum 4 years development experience in ServiceNow, • required CSA Admin certification, • strong oral and written communication skills and ability to leverage AI in their daily work.
Johns Hopkins Applied Physics Laboratory (APL)Reverse Engineer and Offensive Cyber Developer Johns Hopkins Applied Physics Laboratory (APL)Reverse Engineer and Offensive Cyber DeveloperLaurel, MD$100,000–$245,000The Johns Hopkins University Applied Physics Laboratory (APL) brings world-class expertise to our nation’s most critical defense, security, space and science challenges. We seek experienced reverse engineers and developers who will build inventive cyber capabilities leveraging novel reverse engineering and exploitation techniques.
Johns Hopkins Applied Physics Laboratory (APL)Formal 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.
Global TechPro, LLCOracle Database Developer - Secret Cleared Global TechPro, LLCOracle Database Developer - Secret ClearedArlington, VAFull timeDatabase engineer with experience working closely with .NET software engineers for the development of search and ETL applications. Must have experience with Oracle GoldenGate and Oracle Advanced Queuing (AQ) or an ability to learn these skills quickly.
Dev Technology GroupNewFull Stack Developer (Golang/Java) Dev Technology GroupFull Stack Developer (Golang/Java)Arlington, VA$120,000–$140,000 / yearAs a Washington Post Top Workplace award winner for the past TWELVE years in a row, the Top Workplaces USA for the past five years, and a recipient of the Companies As Responsive Employers (CARE) Award for the past six years, Dev Technology employees enjoy: Generous and flexible time-off policy. Career development opportunities including a mentorship program, technical and management training through Dev University, hands-on learning through DevLab, tuition reimbursement, and paid training opportunities.
JobotNewSenior Backend Engineer JobotSenior Backend 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.
LeidosSalesforce Developer LeidosSalesforce DeveloperReston, 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. April 2, 2026For 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.
eSolutionsFirst, LLCNewSr .Net Architect / Developer eSolutionsFirst, LLCSr .Net Architect / DeveloperVienna, VATemporaryContractorFull timeDeep expertise in Azure-native architectures: Azure Function Apps (isolated worker model), Azure SQL, Azure Service Bus, Azure AD / MSAL (OAuth2/OIDC). Architect real-time subsystems: SignalR hub for check-weigher events, Azure Service Bus Premium queuing for NAV output posting, and retry/dead-letter strategies.
MANTECHNewWargame 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.
System OneNewServiceNow Developer System OneServiceNow DeveloperFort Meade, MD$90–$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.
LeidosNewPrincipal 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.
System OneNewData Developer System OneData DeveloperFalls Church, VA$90,000–$100,000 / hourResponsibilitiesSupport 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).
System OneSoftware Development Engineer (SDET) System OneSoftware Development Engineer (SDET)Merrifield, VAExperience with Test processes, open-source test frameworks, test design strategies, writing test cases, and automating tests in Java with frameworks like JUnit/TestNG, Selenium, JMeter and Appium. Set up, maintain, and perform test automation frameworks on multiple application platforms, such as Mobile, Desktop, and Web, and building test scenarios and acceptance tests.
LeidosNewSenior Software Engineer LeidosSenior Software EngineerArlington, VA$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. 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.
System OneNewSME Oracle APEX Developer System OneSME Oracle APEX DeveloperWashington, DC$89.50–$110 / 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.
LeidosNewPrincipal 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. 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.
LeidosNewSr. Software Engineer TS/SCI Polygraph LeidosSr. Software Engineer TS/SCI PolygraphAlexandria, VA$131,300–$237,350You 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.
The Computer Merchant, LtdNewSME Oracle APEX Developer The Computer Merchant, LtdSME Oracle APEX DeveloperWashington, DC$90–$95 / hourContractorWhile an hourly range is posted for this position, an eventual hourly rate is determined by a comprehensive salary analysis which considers multiple factors including but not limited to: job-related knowledge, skills and qualifications, education and experience as compared to others in the organization doing substantially similar work, if applicable, and market and business considerations. - Work at the direction of the program manager to support the full lifecycle development of custom Oracle Applications, primarily using the Oracle APEX toolset.
LeidosNewSenior Software Engineer (SWE-3) LeidosSenior Software Engineer (SWE-3)Fort Meade, MD$107,900–$195,050The 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. Mission Focus: Work directly with data scientists as well as mission analysts to solve the most demanding strategic problems; perform end-to-end software engineering to prototype, develop, integrate, test, and deploy tools and tradecraft into the customer’s corporate architecture.
MANTECHNewSimulation 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.
System OneWeb Content Developer System OneWeb Content DeveloperMerrifield, VA$48–$48 / 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.
LeidosNewDevOps Software Engineer - TS/SCI Cleared LeidosDevOps Software Engineer - TS/SCI ClearedBethesda, MD$107,900–$195,050Leidos 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). If 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.
Capgemini Government Solutions LLCServiceNow 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.
Capgemini Government Solutions LLCSenior 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.
SSN Group LLCSr PowerBuilder Developer SSN Group LLCSr PowerBuilder DeveloperHerndon, VATemporaryContractorFull timeThe ideal candidate will be responsible for designing, developing, and maintaining enterprise applications, integrating with FileNet, and collaborating with cross-functional teams in an Agile environment. Hi, PowerBuilder Developer with strong expertise in PowerBuilder 12.5+, Oracle/MySQL databases, and REST API integrations.
LeidosNewSalesforce Senior Developer LeidosSalesforce Senior DeveloperReston, VA$107,900–$195,050This role combines hands-on development with technical leadership, focusing on architecting and implementing scalable Salesforce solutions integrated with Amazon Connect, AI-driven capabilities, and third-party government systems. Required Education & Experience: Bachelor’s degree in IT or related field and a minimum of 8 years of relevant experience or or Masters with a minimum 6 of relevant experience, progressive experience in Salesforce development and architecture, including Federal program experience.