Java Developer (SME) Leidos Holdings IncJava Developer (SME)Bethesda, MD$154,050–$278,475 / yearDocument and perform systems software development, including deployment of build artifacts across different environments leveraging GitFlow constructs and using industry leading DevOps tools like GitHub, Jenkins, and scripting (e.g., python, bash). Support the Agile software development lifecycle following Program SAFe practices while coordinating closely with team members, Product Owners and Scrum Masters to ensure User Story alignment and implementation to customer use cases.
Senior Analytic Developer (SWE-3) Leidos Holdings IncSenior Analytic Developer (SWE-3)MD$107,900–$195,050 / yearLeidos is seeking a Senior Analytic Developer to support the exciting Access Discovery & Tradecraft mission, where you'll develop cutting-edge analytic capabilities, automate analyst workflows, and build next-generation software that enables mission success. Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management.
Full Stack Developer ECS Federal LLCFull Stack DeveloperWashington, DC$120,000–$165,000 / yearThis role will entail working closely with the client to understand needs and pain points as well as designing, configuring, and implementing technical solutions across a range of programming languages, cloud platforms, and supporting infrastructure. Design, build and maintain scalable back-end services and APIs, ensuring reliable data flow, security, and performance.
Full Stack Developer 2 - (Full Stack, Backend, Django) AkinaFull Stack Developer 2 - (Full Stack, Backend, Django)MarylandModernize and harden mission management system, including assisting with migration of the system to modern infrastructure (Kubernetes), performing system updates and upgrades, and developing and implementing additional security features into the system. Provide development support to automation development team, including providing code reviews and software-engineering expertise as well as identifying and developing enabling functions to support automations.
C# / .Net Developer Synergy ECPC# / .Net DeveloperWashington, District of ColumbiaNET framework Experience with ASP.NET, Entity Framework, and SQL Server Familiarity with architectural patterns and API styles (REST, RPC) Experience writing and executing unit tests and performing integration testing Understanding of secure coding practices and willingness to follow vulnerability remediation guidance Ability to collaborate with cross‑functional teams and translate requirements into technical tasks Strong problem‑solving skills and ability to work independently when implementing assigned tasks Bonus points if you have: Experience with cloud platforms (AWS or Azure) Basic understanding of DevOps practices or exposure to CI/CD pipelines (GitLab preferred) Experience working with Object‑Relational Mappers (ORMs) such as Entity Framework Knowledge of SQL or NoSQL database design principles Experience with containerization tools (Docker) Familiarity with Agile/Scrum development processes Relevant certifications in. Work/Life Balance : A healthy work/life balance is essential for building and executing your work effectively at NSI/Synergy ECP, but it’s also necessary to allow you the room to pursue everything you want to develop in your personal life.
Front End Developer Twosix TechnologiesFront End DeveloperArlington, VAFollow provided UI/UX designs/mockups and be comfortable suggesting improvements, designing, and implementing while handling edge cases and error states given a broad intent. Be comfortable designing and developing full sections of functionality given broad requirements, including identifying and handling edge cases and error states.
SharePoint Power Platform Developer SaalexSharePoint Power Platform DeveloperPatuxent, MD$110,000–$150,000 / yearExperience developing custom experiences using SharePoint Framework (SPFx), including SharePoint REST API and Graph API integration. Our expert-level solutions include software development, information technology, program management, financial management and business intelligence services.
Sharepoint Power Platform Developer SaalexSharepoint Power Platform DeveloperPatuxent, MD$110,000–$150,000 / yearExperience developing custom experiences using SharePoint Framework (SPFx), including SharePoint REST API and Graph API integration. Experience developing, testing, and troubleshooting Microsoft Power Platform applications (Power Automate, Power Apps, Power BI).
Salesforce Developer Systems Engineering Solutions CorporationSalesforce DeveloperWashington, DCThis role will be hands-on with Apex, Lightning Web Components (LWCs), and integrations, while collaborating with administrators, consultants, and business stakeholders to translate requirements into robust, scalable technical solutions. Develop custom Salesforce applications, components, and integrations using Apex, Visualforce, Lightning Web Components, and API services.
Web Developer ECS Federal LLCWeb DeveloperWashington, DCThe successful candidate will have experience as a mid-level or senior staff officer at a Combatant Command or Service staff responsible for design, development, and maintenance of software applications, autonomous services, desktop applications, web applications, scripts, and utility programs. Candidate must have excellent written and verbal communication skills and is required to have high level public speaking abilities.
Lead Specialist, Federal Full-Stack Developer KPMG International CooperativeLead 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).
Front-End Developer/ 508 Compliance Specialist (Annapolis Junction, MD) Shield Consulting SolutionsFront-End Developer/ 508 Compliance Specialist (Annapolis Junction, MD)Annapolis Junction, MD508 Testing & Remediation: Perform comprehensive accessibility testing using JAWS and other screen readers, identifying and remediating issues related to keyboard navigation, focus management, ARIA implementation, color contrast, and semantic HTML structure. This role involves close collaboration with a cross-functional Agile team of software developers, system engineers, and product owners to build and validate accessible, compliant, and high-quality user interfaces.
Sr. Full Stack Developer RadiantHire Solutions Inc.Sr. Full Stack DeveloperWashington, District of ColumbiaWorking in close collaboration with data governance, architecture, and engineering teams, this developer will play a critical role in advancing the data ecosystem through automation, innovation, and best-in-class engineering practices. Build RESTful APIs and microservices using Java (Spring Boot, Quarkus, or similar frameworks) to interact with Collibra APIs.
Associate Full-Stack Developer Gen-Z for ChangeAssociate Full-Stack DeveloperWashington, DCRemotePart timeAbout us: Gen-Z for Change is a collective of Gen-Z organizers that leverage the power of social media, code, and creators to educate our generation, mobilize civic participation, and make a tangible difference on the ground. Through our 501(c)(4) Gen-Z For Change and 501(c)(3) entity Gen-Z For Civic Engagement, we will be able to effectively fulfill our mission of educating and engaging the Gen-Z audience on multiple platforms, inspiring them to take action both in their own communities and at the ballot box.
ServiceNow Developer CACIServiceNow DeveloperBethesda, Maryland$103,800–$218,100 / yearDevelop, maintain, and enhance applications on the ServiceNow platform including, but not limited to, ITSM, SPM>PPM, CMDB, ITOM/ITAM, CSM, ATF, VTBs, Agile, Service Portal, HR Service Delivery, Change Management, Custom Development, etc. Job Title: ServiceNow DeveloperJob Category: Information TechnologyTime Type: Full timeMinimum Clearance Required to Start: TS/SCI with PolygraphEmployee Type: RegularPercentage of Travel Required: NoneType of Travel: None* * * Description .
Senior Associate .NET Developer Publicis Groupe SASenior Associate .NET DeveloperArlington, VA$115,000–$165,000 / yearNET ecosystem, including C#, NET Core, NET Framework, and Entity Framework (Code-First and stored-procedure hybrid patterns) Frontend development experience with React, JavaScript/TypeScript, HTML, and CSS, with the ability to work across both frontend and backend application layers Experience with SQL Server: writing and maintaining stored procedures, understanding query performance, and working across dev/QA/stage/prod environments Comfort operating within a layered architecture Experience with Git-based version control and CI/CD pipelines (GitHub Actions or equivalent) Demonstrated ability to read, diagnose, and safely modify unfamiliar or partially documented code; this role includes significant ongoing operations and maintenance work, not just new development Strong troubleshooting and root-cause analysis skills across the full stack, including the ability to triage ambiguous, cross-cutting issues Experience in writing automated unit tests Ability to build technical remediations for Section 508/accessibility issues Ability to work independently on assigned tasks while also collaborating closely with other developers, QA, and DBA when necessary Professional communication skills suitable for client-facing scenarios NET / MVC and Object-oriented design Experience developing, consuming, and troubleshooting RESTful APIs using C#/.NET Experience with Agile/Scrum development methodologies Eligible for U.S. Government Clearance public trust Set Yourself Apart: Experience with Active Directory group-based access control and authentication/authorization patterns Experience maintaining and troubleshooting Sitecore-based. NET or similar web application (genuinely a plus rather than a core expectation) Experience with SyncFusion or similar reporting/export component libraries Experience with SeriLog or structured application logging and error-tracking practices Familiarity with CQRS, Repository, and Dependency Injection patterns Experience contributing to legacy modernization or decommissioning efforts Experience contributing to test automation strategy or execution Familiarity with accessibility design philosophy and best practices for federal web applications Prior experience in a federal/government contracting environment, especially NIH or HHS Experience working in Jira or similar project management platform Additional information An inclusive workplace that promotes diversity and collaboration.
Front End Web Developer, Senior Cayuse HoldingsFront End Web Developer, SeniorWashington, Washington, DCYou will collaborate closely with UX designers, backend engineers, and product teams to implement clean, maintainable components and deliver intuitive, accessible, and secure user experiences. The Front-End Developer will build responsive, high‑performance user interfaces using React, TypeScript, JavaScript, Node.js, HTML, and CSS, ensuring seamless integration with.
Senior Appian Developer :: Washington, DC (Remote) ARK Solutions, Inc.Senior Appian Developer :: Washington, DC (Remote)Washington, DCRemoteDay-to-day Responsibilities: Lead the design and delivery of complex Appian solutions, translating business needs into robust, scalable applications and workflows. Apply experience in business process management, web services integrations, and Appian development team leadership.
Senior Full-Stack Developer Lentech IncSenior Full-Stack Developerfort meade, MDLentech's Mission Technical Solutions Division is focused on providing engineering, operations, I&T and technical services to civil and defense customers primarily in the aerospace fields. Lentech's clients achieve full life-cycle support and cost-effective managed services supporting enterprise computing and applications initiatives for Government agencies.
Senior UI Developer Lentech IncSenior UI DeveloperAnnapolis Junction, MDThe ideal candidate has front end experience, translates UX/UI designs into accessible, production-ready interfaces, and mentors junior developers while collaborating closely with system engineers and product stakeholders to resolve technical problem areas. Experience with Spring Boot, Spring MVC, Spring Data, Sprint Security, JMS, KAFKA, Java, Oracle, Elasticsearch, Docker, Kubernetes/K8, Maven, Gradle, GitLab, CI/CD.