Full Stack Java Developer CACI International Inc.Full Stack Java DeveloperReston, VA$94,400–$198,200 / yearThe Integrated Broadcast Service (IBS) is a worldwide Department of Defense (DoD) network designed to transmit time-sensitive tactical and strategic intelligence and targeting data from various sources to authorized users across all echelons, in near real-time. 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.
Java Developer Sienna Systems CorporationJava DeveloperFalls Church, VA$125,000–$135,000 / yearSienna Systems is seeking a Java Developer to join a collaborative software development team supporting the U.S. Department of Homeland Security, Customs and Border Protection (CBP) TASPO/TASPD program. You will design, develop, test, and support Java applications and services alongside other developers, QA, product, and DevOps team members.
NewJava Developer, Senior Booz Allen HamiltonJava Developer, SeniorChantilly, VirginiaWe’re looking for a Java developer who enjoys solving complex problems, building high‑quality systems, and is eager to expand into modern enterprise platforms such as Salesforce, Tableau, Informatica, and MuleSoft. Onsite : If this position is listed as onsite, work will primarily be performed at a Booz Allen office or customer facility, where employees will collaborate directly with colleagues and customers as required by the role.
ETL Java Developer (SME) LeidosETL Java Developer (SME)Bethesda, MarylandDemonstrated experience performing ETL activities including, but not limited to, parser development and deployment; data flow management; implementing data lifecycle policies; troubleshooting data access issues; and developing data models. The candidate will provide technical expertise and support in the design, development, implementation and testing of customer tools and applications in support of Extracting, Transforming and Loading of data into an enterprise Data Lake.
Principal Java Developer LeidosPrincipal Java DeveloperBethesda, MarylandDocument 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.
ETL Java Developer LeidosETL Java DeveloperBethesda, MarylandThe candidate will provide technical expertise and support in the design, development, implementation and testing of customer tools and applications in support of Extracting, Transforming and Loading of data into an enterprise Data Lake. Building NiFi data pipeline design: Develop and implement enterprise-level ETL NiFi data pipelines for large-scale data ingestion, transformation, and processing from diverse sources.
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).
Sr Java Developer Futrend TechnologySr Java DeveloperBethesda, MarylandProficiency in GitHub, JIRA, Confluence, or similar Experience documenting technical requirements Preferred Qualifications Legacy Modernization: Specific experience migrating legacy JSPs and Taglibs to React components (JDK 7 to JDK 21) Cloud: Experience with AWS GovCloud and containerization (Docker/Kubernetes). This is a high-impact role focused on the architectural transformation of a legacy JDK 7 Spring MVC/Hibernate monolith into a modern, high-performance ecosystem using JDK 21 and a React/TypeScript frontend.
NewJava & Angular Full Stack Developer The AES GroupJava & Angular Full Stack DeveloperMaclean, VAICM BTO Enterprise Models Technology needs a senior full-stack Java developer to support growing business needs for model analytics for the company's mortgage portfolio. By forging strategic alliances with IT staffing firms, MSPs, and government prime contractors, we amplify our reach, deliver greater value to clients, and accelerate innovation.
NewSenior Java Application Developer Dev TechnologySenior Java Application DeveloperTysons Corner, VA$100,000–$145,000 / yearAs a Washington Post Top Workplace award winner for the past THIRTEEN 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: In this role, the Senior Application Developer will work closely with the Project Manager, Development Leads, incumbent team members, and customer stakeholders to intake customer-prioritized user stories and deliver high-quality solutions to production.
NewMobile Developer (Android/Java) CACIMobile Developer (Android/Java)Ashburn, Virginia$75,200–$158,100 / yearCACI is currently looking for a Senior Android Developer with strong native Kotlin/Java experience and Agile methodology expertise to join our BEAGLE (Border Enforcement Applications for Government Leading-Edge Information Technology) Agile Solution Factory (ASF) Team supporting the Customs and Border Protection (CBP) client located in Northern Virginia! 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.
Java full Stack developer Infinity OutsourcingJava full Stack developerMcLean, Virginia$48–$52.80 / hour9+ years of experience in Design and Development of applications using Java 8+/J2EE, Spring, Spring-Boot, RESTful Services and UI Framework. Strong experience in DevOps tool chain (Jenkins, Artifactory, Maven/Gradle, GIT/BitBucket).
Artificial Intelligence / Machine Learning Developer UnissantArtificial Intelligence / Machine Learning DeveloperAshburn, VAFull timeDesign and implement innovative AI solutions to address complex business challenges using techniques such as computer vision, image analysis, image classification, object detection, image segmentation, image matching, facial recognition, facial verification, biometric analysis, natural language processing, and large language models. Evaluate model performance using appropriate measures, including precision, recall, F1 score, confusion matrices, ROC-AUC, mean average precision, false-match rates, false-non-match rates, false acceptance rates, false rejection rates, latency, throughput, and related performance metrics.
Artificial Intelligence / Machine Learning Developer Unissant IncArtificial Intelligence / Machine Learning DeveloperAshburn, VADesign and implement innovative AI solutions to address complex business challenges using techniques such as computer vision, image analysis, image classification, object detection, image segmentation, image matching, facial recognition, facial verification, biometric analysis, natural language processing, and large language models. Evaluate model performance using appropriate measures, including precision, recall, F1 score, confusion matrices, ROC-AUC, mean average precision, false-match rates, false-non-match rates, false acceptance rates, false rejection rates, latency, throughput, and related performance metrics.
Java Developer (SME) LeidosJava Developer (SME)Bethesda, MarylandDocument 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.
NewAI Developer- Hybrid (US Citizens/ Green Cards- Local to DMV only) SwingtechAI Developer- Hybrid (US Citizens/ Green Cards- Local to DMV only)WashingtonImplement user-facing human-in-the-loop controls, including review queues, decision-support displays, overrides, approvals, escalation mechanisms, correction/feedback workflows, audit trails, and role-based access. Implement capabilities using approved LLMs, RAG pipelines, classification models, document intelligence, predictive analytics, generative AI, agentic workflows, and MCP-based services.
Java/J2EE Professional Developer MindlanceJava/J2EE Professional DeveloperMcLean, VAExperience with Ping/Single Sign-On, Bitbucket pipelines, Content Delivery Network (Cloudflare, etc.), website monitoring tools (New Relic, etc.) and a solid understanding of DNS, TLS certificates, REST APIs, and caching strategies. " Experience with enterprise-grade web content management platforms (Acquia, SiteCorp or similar frameworks) is desired.
Senior Software Developer (Java/J2EE/Application Modernization) CTIS, Inc.Senior Software Developer (Java/J2EE/Application Modernization)Rockville, Maryland$65–$75 / hourHands-On Design & Development: Collaborate with technical leads and work closely with other developers to design and implement migration patterns, reusable components, and reference code that support teams transitioning legacy Java/J2EE applications to AWS. AWS Service Integration: Select and integrate AWS services based on application needs, such as EC2/ECS/EKS for compute, S3 for storage, RDS for databases, API Gateway for APIs, and Lambda for event-driven processing.
Java Python backend Developer Infosys LtdJava Python backend DeveloperReston, VA2249567No5439237910.00.008/05/2026Java Python backend DeveloperIn the assigned Job Role of Technology Consultant 2, your Area Of Responsibility will be as below: Contribute to the requirements elicitation process by documenting assigned parts of business requirements, in line with guidance provided. Technology Lead - USTechnology|Java|Java - ALL Technology|OpenSystem|Python - OpenSystem Technology|Database Administration|PostGreSQL Technology|Cloud Platform|Microservices Technology|DevOps|Continuous integration - Others.
OL-8909 - System Automation - Agile Developer - Level 3 Metasys TechnologiesOL-8909 - System Automation - Agile Developer - Level 3Washington, DC$110–$116.04 / hourThe System Automation Software Engineer will be responsible for utilizing a test framework to execute manual and automated tests; authoring tests utilizing Cucumber and Playwright; Knowledgeable in microservices design architecture, CI/CD, test frameworks and automation, and Agile Methodology; executing load and performance testing, chaos testing, functional testing and end-to-end testing; agile development and delivery of software; communication and collaboration with team members and stakeholders. Bachelor's degree from an accredited college in a related discipline, plus 9 years of experience; or Master's degree plus 7 years of experience; or equivalent experience/combined education.