{"schemaVersion":"jobsearcher.job.v1","id":"75add36c6af4787e8f3dfeed","url":"https://jobsearcher.com/jobs/75add36c6af4787e8f3dfeed","canonicalUrl":"https://jobsearcher.com/jobs/75add36c6af4787e8f3dfeed","title":"Associate Software Engineer","description":"Job description: Software Engineer Constellation seeks a Software Engineer to join our Homeland Security Team in Washington, DC. This role is designed for a developer who is comfortable across the stack, specifically building modern user interfaces in React and supporting robust backend services in Java/Spring Boot (or similar frameworks). You will work on mission-critical applications that integrate data collection, operational reporting, and intelligent automation to support national security objectives. This position involves close collaboration with analysts, engineers, and stakeholders to deliver mission-driven capabilities across multiple workstreams. Key Responsibilities: Full-Stack Development: Build and maintain responsive web applications using React, integrating them with backend services and APIs. System Integration: Support the development of backend logic and data services using Java/Spring or equivalent frameworks. User-Centric Design: Collaborate with analysts and stakeholders to translate complex data requirements into intuitive, high-performance user interfaces. Agile Collaboration: Participate in sprint planning, code reviews, and technical design sessions within a tight-knit engineering team. Quality Assurance: Write unit tests and participate in CI/CD workflows to ensure the reliability of production code. The ideal candidate must have the following experience, background, and credentials: 2 - 5 years of professional experience in software development, with a proven ability to work in frontend frameworks like React and backend ecosystems such as Java/Spring, C#/.NET, or similar enterprise-grade languages Strong experience developing front-end applications using HTML, TypeScript, and CSS with a focus on responsive design and modern UI/UX Strong understanding of RESTful APIs, React component design and common component libraries, and secure web development practices Proficiency in writing unit tests using frameworks such as Jest Experience working in a collaborative code environment and familiarity with Git, CI/CD pipelines, and modern development workflows Bachelors degree in Computer Science, Software Engineering, or a related field able to pass a background investigation by the client agency. DHS clearance with CBP/ICE or DoD Top-Secret preferredbfb3568a-762b-4989-884b-a9682aa104ca","company":"Constellation","rawCompany":"constellation","city":"Mount Rainier","state":"MD","isRemote":false,"isActive":false,"createdAt":"2026-06-24T05:28:27.027Z","occupations":[{"code":"15-1252.00","title":"Software Developers","slug":"software-developers"},{"code":"15-1254.00","title":"Web Developers","slug":"web-developers"},{"code":"15-1299.08","title":"Computer Systems Engineers/Architects","slug":"computer-systems-engineers-architects"}],"industries":[{"code":"541512","title":"Computer Systems Design Services","slug":"computer-systems-design-services"},{"code":"541511","title":"Custom Computer Programming Services","slug":"custom-computer-programming-services"},{"code":"513210","title":"Software Publishers","slug":"software-publishers"}],"jobPosting":{"@context":"https://schema.org","@type":"JobPosting","title":"Associate Software Engineer","description":"Job description: Software Engineer Constellation seeks a Software Engineer to join our Homeland Security Team in Washington, DC. This role is designed for a developer who is comfortable across the stack, specifically building modern user interfaces in React and supporting robust backend services in Java/Spring Boot (or similar frameworks). You will work on mission-critical applications that integrate data collection, operational reporting, and intelligent automation to support national security objectives. This position involves close collaboration with analysts, engineers, and stakeholders to deliver mission-driven capabilities across multiple workstreams. Key Responsibilities: Full-Stack Development: Build and maintain responsive web applications using React, integrating them with backend services and APIs. System Integration: Support the development of backend logic and data services using Java/Spring or equivalent frameworks. User-Centric Design: Collaborate with analysts and stakeholders to translate complex data requirements into intuitive, high-performance user interfaces. Agile Collaboration: Participate in sprint planning, code reviews, and technical design sessions within a tight-knit engineering team. Quality Assurance: Write unit tests and participate in CI/CD workflows to ensure the reliability of production code. The ideal candidate must have the following experience, background, and credentials: 2 - 5 years of professional experience in software development, with a proven ability to work in frontend frameworks like React and backend ecosystems such as Java/Spring, C#/.NET, or similar enterprise-grade languages Strong experience developing front-end applications using HTML, TypeScript, and CSS with a focus on responsive design and modern UI/UX Strong understanding of RESTful APIs, React component design and common component libraries, and secure web development practices Proficiency in writing unit tests using frameworks such as Jest Experience working in a collaborative code environment and familiarity with Git, CI/CD pipelines, and modern development workflows Bachelors degree in Computer Science, Software Engineering, or a related field able to pass a background investigation by the client agency. 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