Senior Full-Stack Java Developer - required onsite (hybrid) in Fairfax, VA

Senior Full-Stack Java Developer - required onsite (hybrid) in Fairfax, VA Join to apply for the Senior Full-Stack Java Developer - required onsite (hybrid) in Fairfax, VA role at International Logic Systems, Inc. Continue with Google Continue with Google Senior Full-Stack Java Developer - required onsite (hybrid) in Fairfax, VA 3 weeks ago Be among the first 25 applicants Join to apply for the Senior Full-Stack Java Developer - required onsite (hybrid) in Fairfax, VA role at International Logic Systems, Inc. ILS Inc. is seeking a Senior Full-Stack Java Engineer with strong Spring Boot backend expertise and solid frontend development skills to support a major federal modernization initiative. The ideal candidate is comfortable developing both backend services and user interfaces, and has experience working in Agile, cloud-based environments. This hybrid role requires in-office presence two days per week in Fairfax, VA. MUST BE LOCAL TO DC METRO AREA (hybrid support - 2 days in ILS HQ office, located in Fairfax, VA 22033). Must be able to be W2 employee; no C2C. Design, develop, and maintain scalable microservices using Java 17+ and Spring Boot. Build RESTful APIs and backend services that integrate with relational databases and external systems. Contribute to the development of responsive user interfaces using Angular or similar modern JavaScript frameworks. Participate in cloud migration efforts and application deployment on AWS. Write unit and integration tests using JUnit, Mockito, and Cucumber. Collaborate with DevOps to support CI/CD pipelines using Jenkins and containerization tools like Docker. Work closely with cross-functional teams including UI/UX, QA, and product owners in an Agile/Scrum environment. Troubleshoot issues across the full application stack and contribute to continuous improvements. Required skill sets - Extensive experience with Bachelor’s degree in Computer Science, Engineering, or a related field. 10+ years of professional experience in Java-based full-stack development. Expert-level backend development with Spring Boot, REST APIs, and microservices architecture. Proficiency in frontend technologies such as Angular, HTML5, CSS, and JavaScript. Experience with AWS, containerized deployments (Docker), and CI/CD automation (Jenkins). Strong understanding of relational databases (PostgreSQL, Oracle, or SQL Server). Solid grasp of software engineering principles, testing methodologies, and Agile development practices. Preferred Skills Experience with frontend unit testing frameworks (e.g., Jasmine, Karma). Familiarity with tools like Maven, Gradle, Git, SoapUI, JMeter. Prior experience in government, financial, or insurance systems is a plus. Seniority level Seniority level Mid-Senior level Employment type Employment type Full-time Job function Job function Engineering and Information Technology Industries IT Services and IT Consulting Referrals increase your chances of interviewing at International Logic Systems, Inc. by 2x Sign in to set job alerts for “Full Stack Engineer” roles. Continue with Google Continue with Google Continue with Google Continue with Google Washington, DC $120,000 - $170,000 2 weeks ago Junior Software Developer Engineer - Fairfax Fairfax, VA $110,000.00 - $140,000.00 2 months ago Herndon, VA $72,900.00 - $127,600.00 1 hour ago Arlington, VA $130,000.00 - $180,000.00 2 weeks ago Washington, DC $80,000.00 - $100,000.00 3 weeks ago Bethesda, MD $91,825.00 - $125,000.00 5 months ago Washington DC-Baltimore Area 2 months ago Gaithersburg, MD $67,600.00 - $122,200.00 1 hour ago Arlington, VA $150,000.00 - $200,000.00 3 weeks ago Washington, DC $80,000.00 - $100,000.00 3 weeks ago Reston, VA $175,000 - $250,000 8 months ago Washington, DC $75,000 - $90,000 4 months ago Sterling, VA $100,000 - $120,000 1 year ago We’re unlocking community knowledge in a new way. Experts add insights directly into each article, started with the help of AI. #J-18808-Ljbffr