Software Developers GuidehouseSoftware DevelopersMclean, VAWorking with architects, data engineers, security, DevSecOps, product teams, and vendors, the developer incrementally refactors or replaces legacy functionality, responsibly integrates AI into business workflows, preserves essential business rules, reduces point-to-point dependencies, and delivers secure, maintainable AWS-based solutions. Experience using generative AI and AI-assisted development tools to accelerate the software development lifecycle, including requirements analysis, solution design, code generation and modernization, automated testing, documentation, code review, troubleshooting, and release readiness, while applying appropriate security, privacy, governance, and human-review controls.
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.
Artificial Intelligence/ Machine Learning Developer Bart & AssociatesArtificial Intelligence/ Machine Learning DeveloperAshburn, VAIn recognition of all these efforts, B&A has been named a Companies as Responsive Employers (CARE) award recipient by Northern Virginia Family Services and nominated by the Northern Virginia Chamber of Commerce for Outstanding Corporate Citizenship Award. Artificial Intelligence/ Machine Learning Developer: At B&A, we foster and embrace a distinct set of values that we live by and instill in all aspects of our organization: dedication, commitment, partnership, trust, and recognition.
Mainframe Developer _ COBOL & JCL ClifyX, INCMainframe Developer _ COBOL & JCLMclean, VAKnowledge of BFSI domain, especially banking/credit union systems (Accounts, Loans, Payments preferred). Work closely with Business Analysts, QA teams, and onshore/offshore stakeholders.
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).
Solution Architect/Senior Developer ServiceNow ReqOverflowSolution Architect/Senior Developer ServiceNowWoodlawn, Maryland4+ years of experience as a ServiceNow Developer developing ServiceNow solutions across all platform applications, including ITSM, ITOM, Asset Mgt, ITBM, CSM, SecOps, GRC, and HR. Lead team of developers for providing work products and solutions to the customers.
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.
Sr Cloud Developer AnaVationSr Cloud DeveloperChantilly, VAIn this role, you’ll automate cloud resources using DevSecOps best practices and help support a robust hybrid cloud infrastructure that delivers reliable, high-bandwidth services across the enterprise. AnaVation is seeking an experienced, senior-level Cloud Developer to design and implement cloud service delivery models and architectural frameworks.
Cyber Capability Developer AnaVationCyber Capability DeveloperChantilly, VAThe scope of work includes software engineering and development at both the user and kernel levels; configuring and managing complex network environments; supporting covert and virtualized systems; conducting vulnerability research and analysis; and developing secure, operationally relevant capabilities for mission-critical technical operations. AnaVation is seeking a highly skilled Cyber Capability Developer to join our high-performing team and lead the research, design, development, and execution of specialized operational and analytic cyber capabilities in support of real-world missions.
Senior SharePoint Developer Sigmatech, Inc.Senior SharePoint DeveloperArlington, VACollaboration: Regardless of physical location, all team members are required to maintain a full virtual presence and actively participate in team meetings, discussions, and collaborative efforts via MS Teams or other collaborative applications as directed. Expert-Level Technical Support: Serve as the primary escalation point for the most complex hands-on administrative and technical challenges, providing expert-level troubleshooting and resolution with minimal disruption to senior leader operations.
Data Visualization Developer Quantum SkyData Visualization DeveloperWashington, Washington, DC$95,000–$105,000 / yearFull timeWork with large datasets, performing ETL (extract, transform, load) using languages like Python or R and database systems such as SQL Server or MySQL. This role involves designing and developing data-driven visualizations, dashboards, and web applications to support mission-critical analytics initiatives.
SharePoint Power Platform Developer SaalexSharePoint Power Platform DeveloperPatuxent, MD$110,000–$150,000Experience 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.
NewSalesforce 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.
Junior Java Developer Blue Rose Consulting Group, Inc.Junior Java DeveloperWashington, DCBlue Rose Consulting Group is seeking a Junior Java Developer (Programmer 1) to help build web and backend applications and services supporting a credentialing and case management system. You’ll join a development team creating next-generation customer engagement systems for federal service agencies using Java/Spring REST APIs, modern web technologies, and a continuous integration environment.
Web Application Developer CACIWeb Application DeveloperBethesda, MarylandPay Range : There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. CACI is seeking a highly motivated and independent Software Developer to support an Intelligence Community (IC) customer focused on improving cross IC code sharing and enterprise software efficiency.
Java Developer Integrated Resources, IncJava DeveloperAshburn, VirginiaContractorJob Responsibilities: Designs and codes from specifications, analyses, evaluates, tests, debugs, documents, and implements moderately complex to highly complex software applications. Under general direction, devises or modifies procedures to solve complex problems considering computer equipment capacity and limitations, operating time, and form of desired results.
Full Stack Java Developer SME (Ts/Sci With Poly Required) GCI IncFull Stack Java Developer SME (Ts/Sci With Poly Required)Dulles, VAThe employees supporting our customers deliver unique, high-value mission solutions while effectively leverage the technological expertise of our valued workforce to meet critical mission requirements in the areas of Data Analytics and Software Development, Engineering, Targeting and Analysis, Operations, Training, and Cyber Operations. Build Tools: maven, gradle, grunt, gulp, git, tactical and strategic improvements to large scale Java/J2EE/ products, Documented Experience with DevOps, CI/CD Routine.
NewFull Stack Developer 2 - (Django, FastAPI, Kubernetes) AkinaFull Stack Developer 2 - (Django, FastAPI, Kubernetes)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.
Full Stack Developer Software Guidance & AssistanceFull Stack DeveloperRockville, MD$67–$72 / hourRequired Skills : Enterprise Development Experience: Proven track record of designing and deploying production-grade applications using object-oriented programming principles and database technologies. Cloud Architecture & AWS Services : Expertise in designing and implementing event-driven architectures leveraging: Messaging services (SQS/SNS).
Senior AI Developer SteampunkSenior AI DeveloperMcLean, Virginia$140,000–$190,000 / yearThe Senior AI Developer will work across the full stack of AI development, from data ingestion and model experimentation to application integration, orchestration, and deployment, and will collaborate closely with product teams, LLMOps engineers, designers, and mission stakeholders. Contributions: Develop end-to-end AI solutions including LLM-powered applications, predictive ML models, multi-agent workflows, RAG pipelines, and specialized AI microservices.