Lead ServiceNow Developer Chenega CorporationLead ServiceNow DeveloperSpringfield, VALead hands-on development within the ServiceNow platform including client scripts, business rules, UI actions, UI policies, data policies, workflow automation, Flow Designer, Integration Hub spokes, Script Includes, catalog items, Service Portal widgets, UI pages, and event/alert rules. Chenega Agile Real-Time Solutions (CARS) is seeking a highly skilled ServiceNow Developer to serve as a senior technical leader responsible for architecting, developing, and advancing enterprise capabilities on the ServiceNow platform.
Network Management Systems (NMS) ServiceNow Developer CACINetwork Management Systems (NMS) ServiceNow DeveloperSterling, VirginiaYou will also play a key role in enhancing and automating request fulfillment workflows, integrating ServiceNow with network management systems, ensuring seamless workflows across various business processes. Pay 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.
Senior Ontology Developer (TS/SCI) Vantor ServicesSenior Ontology Developer (TS/SCI)Herndon, VirginiaWorking within an Agile DevSecOps environment, the Senior Developer collaborates with ontology engineers, software engineers, database engineers, data engineers, and Government stakeholders to deliver high-quality software that supports operational mission requirements. This position develops application services, APIs, user interfaces, and backend components that leverage enterprise ontologies, knowledge graphs, and Semantic Web technologies to support data interoperability and mission workflows.
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.
Junior .NET Developer Blue Rose Consulting Group, Inc.Junior .NET DeveloperWashington, DCThis role will contribute to software development efforts involving data analysis, reconciliation and consolidation, reporting, user interface development, mobile application development, and Continuous Integration/Continuous Delivery (CI/CD). Work Arrangement: Primarily based at a contractor site within 30 driving miles of Colorado Springs/ Washington, D.C., with onsite support at Department of State facilities as required.
Full Stack .NET Developer TS/SCI-Cleared ProTalent FindersFull Stack .NET Developer TS/SCI-ClearedReston, VirginiaOur Client is presently in search of a qualified Full Stack Developer to contribute to our Defense Intelligence client in Washington, D.C. The ideal candidate should possess experience in various development technologies and methodologies, coupled with robust process transformation skills to augment the team's capabilities. - Excellent verbal and written communication skills, with the ability to present technical data and approaches to both technical and non-technical audiences.
Junior Data Analyst/Developer USA The Nature ConservancyJunior Data Analyst/DeveloperArlington, Virginia$79,700–$90,780The Program Intelligence platform enables N4W to gather and make sense of diverse information from a range of on-the-ground partner programs (Partners) and thereby produce relevant intelligence findings that support those Partners' effectiveness and growth, as well as focus on where investments can maximize long-term conservation impact. The key focus for this Junior Data Analyst / Developer role will be supporting the expansion and management of a central Program Intelligence system which uses KoboToolbox, ArcGIS online, Python, and the Databricks Platform to ingest, store, and process data, and then visualizes outputs in Tableau and Power BI.
Sr. Backend Developer (Java & Kafka) Georgia IT Inc.Sr. Backend Developer (Java & Kafka)Washington, DCBonus Points (Preferred): Prior experience in the transportation, railroad, or logistics industries; familiarity with frontend architectures like Angular; experience with Schema Registry/Avro; or hands-on enterprise security knowledge (OAuth2/OIDC, Azure Entra ID). Key Responsibilities Backend & API Development: Design, develop, and maintain performant, enterprise-grade Java and Spring Boot backend services and REST APIs supporting mission-critical operational workflows (yard, equipment, and consist management).
Senior Developer Platinum TechnologiesSenior DeveloperHerndon, VirginiaWorking within an Agile DevSecOps environment, the Senior Developer collaborates with ontology engineers, software engineers, database engineers, data engineers, and Government stakeholders to deliver high-quality software that supports operational mission requirements. This position develops application services, APIs, user interfaces, and backend components that leverage enterprise ontologies, knowledge graphs, and Semantic Web technologies to support data interoperability and mission workflows.
Senior Front End Developer Lentech Inc.Senior Front End 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. Lentech’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.
Project Developer, Virginia Serious Game Institute (VSGI) George Mason UniversityProject Developer, Virginia Serious Game Institute (VSGI)Manassas, VirginiaThe Virginia Serious Game Institute (VSGI) exists to support Mason's entrepreneurial and innovation goals by cultivating and supporting Mason-founded startups, rapid prototype development, high-value knowledge job creation, and regional economic development through serious game technology discovery to improve the human condition. Facilitates communication among VSGI staff, affiliated companies, students, university administration, and external stakeholders; Serves as liaison between technical and non-technical stakeholders; Leads regular meetings and collaborative sessions; and.
Software Developer VISTASoftware DeveloperSpringfield, VA$150,000–$195,000 / yearSalary at VISTA 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. The SoftwareDeveloper will be responsible for the design, development, and maintenance of software applications supporting Technical Security and Signals Countermeasures (TSSC) operations and analysis.
NewSoftware Developer, Senior Abile Group, Inc.Software Developer, SeniorSpringfield, VirginiaAbile Group, founded in July 2004 to support the Intelligence Community and its contractors across Enterprise Analytics, IT & Systems Engineering, and Program & Project Management, merged with Valiant Solutions in January 2026 - an established provider of cybersecurity technologies and services for Federal Agencies since 2005. With significant experience serving the Federal Government, we remain dedicated to our employees and clients and seek high‑performing professionals who excel at providing guidance, developing solutions, and delivering implementation support that blends industry best practices with client expertise and Abile’s broad technical capabilities.
Sr. Backend Developer (Java & Kafka) Georgia Tek SystemsSr. Backend Developer (Java & Kafka)Washington, DCBonus Points (Preferred): Prior experience in the transportation, railroad, or logistics industries; familiarity with frontend architectures like Angular; experience with Schema Registry/Avro; or hands-on enterprise security knowledge (OAuth2/OIDC, Azure Entra ID). Key Responsibilities Backend & API Development: Design, develop, and maintain performant, enterprise-grade Java and Spring Boot backend services and REST APIs supporting mission-critical operational workflows (yard, equipment, and consist management).
Back-End Developer VISTABack-End DeveloperSpringfield, VA$100,000–$145,000 / yearSalary at VISTA 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. VISTA Technology Services, Inc. (VISTA) is currently seeking a Back-End Developer to support a U.S. Intelligence Agency in Springfield, VA.
Sr. Servicenow Developer - Hrsd GuidehouseSr. Servicenow Developer - HrsdMclean, VADesign and configure advanced ServiceNow HRSD capabilities, including case management, Employee Center, lifecycle events, knowledge management, and HR automation workflows. Note that Guidehouse will never charge a fee or require a money transfer at any stage of the recruitment process and does not collect fees from educational institutions for participation in a recruitment event.
SME Full Stack Developer - Java/Python , Clearance Required SourceFlySME Full Stack Developer - Java/Python , Clearance RequiredAshburn, VirginiaTechnical knowledge is insufficient to establish credibility in this operating environment; expertise must be enhanced with rapid acquisition of mission knowledge and demonstrated commitment positive mission outcomes; therefore, we seek self-starters who are capable of independent exploration and knowledge acquisition, willing to develop informal support networks, and with an appreciation for the immense challenge of safeguarding the Nation’s borders. As an SME member, you will also play a key role in architectural decisions, mentoring junior developers, and driving best practices within the team Applicants should note that while some formal training exists to support building knowledge of missions and the implementation of data-driven solutions, much of the knowledge must be gained through on-the-job training and individual initiative.
Sr. ServiceNow Developer - HRSD GuidehouseSr. ServiceNow Developer - HRSDTysons Corner, VirginiaDesign and configure advanced ServiceNow HRSD capabilities, including case management, Employee Center, lifecycle events, knowledge management, and HR automation workflows. Note that Guidehouse will never charge a fee or require a money transfer at any stage of the recruitment process and does not collect fees from educational institutions for participation in a recruitment event.
Java Developer with AWS CSIJava Developer with AWSChantilly, VirginiaResponsibilities include: identify system scope, objectives, requirements, and specifications for the system, data, and interfaces; design, code, test, and debug single-threaded or user interface event driven applications; perform quality assurance reviews; contribute to development of security authorization documentation; document software requirements, functional design, flowcharts, and diagrams; represent program in design reviews and demonstrations; and mentor junior developers. Cloud: Amazon Web Services (e.g., Commercial and Government Cloud Services for DoD and IC, EMR w/Spark and RDS, EC2, EBS, S3, Route 53, RDS, VPC, ELB, CloudWatch, CloudFormation, CloudTrail, Blue Green deployment, Auto scaling, Trusted Advisor, Identity & Access Management, Simple Notation Service, Billing Console).
Cloud Architect/Developer/Engineer CSICloud Architect/Developer/EngineerReston, VirginiaDepending on current team needs, responsibilities may include: developing cloud systems plans and strategy; implementation of enterprise infrastructure and platforms required for cloud computing; and design, development, and deployment of applications into a Cloud or Hybrid Cloud; contribute to development of security authorization documentation; represent program in design reviews and demonstrations; and mentor junior developers. Cloud: Amazon Web Services (e.g., Commercial and Government Cloud Services for DoD and IC, EMR w/Spark and RDS, EC2, EBS, S3, Route 53, RDS, VPC, ELB, CloudWatch, CloudFormation, CloudTrail, Blue Green deployment, Auto scaling, Trusted Advisor, Identity & Access Management, Simple Notation Service, Billing Console), Microsoft Azure.