About the company At Agile Defense we know that action defines the outcome and new challenges require new solutions. That’s why we always look to the future and embrace change with an unmovable spirit and the courage to build for what comes next. Our vision is to bring adaptive innovation to support our nation's most important missions through the seamless integration of advanced technologies, elite minds, and unparalleled agility—leveraging a foundation of speed, flexibility, and ingenuity to strengthen and protect our nation’s vital interests. Requisition #: 1889 Job Title: Senior Java Engineer Location: Hybrid, Rosslyn, VA Clearance Level: Secret, Must Have Clearance to Start About the role In this role, you will build distributed backend services and durable APIs that support a modern Hub‑and‑Spoke architecture. Your work will play a key role in advancing operational AI, enabling mission systems, enterprise governance, agentic AI, and scalable delivery. Senior Java Engineer Contribute to development and supporting tools, writing clean, maintainable code under guidance of senior engineers. Design, develop, and maintain backend microservices and distributed systems to support enterprise AI operations. You will be responsible for building and maintaining microservices that integrate seamlessly with cloud-native platforms, ensuring continuous monitoring and high reliability across all operational workflows. Build and optimize APIs and event-driven architectures for scalable and reliable data flow. Responsibilities Implement API endpoints and business logic for wrapper service Develop features for OpenFGA data model management Write unit tests and integration tests Debug and resolve software defects Assist with documentation and code examples Participate in code reviews and team ceremonies Support onboarding team with technical questions Contribute to CI/CD pipeline improvements Education Background High School Diploma or equivalent(GED) required. Years of Experience 4 + years experience Requirements Secret Clearance Required Hands-on experience with Java and Spring Boot. Background designing and implementing RESTful APIs Proficiency with core AWS services Nice to have Experience in a fast-paced and mission-focused environment, requiring you to collaborate closely with teams specializing in AI, DevSecOps, data engineering, platform engineering, and cybersecurity Familiarity with frameworks and tools like Django, NATS, Kafka, Redis, ClickHouse, OpenTelemetry, OpenRouter, and LiteLLM will be highly advantageous as you design and implement scalable, observable, and secure solutions Experience with any of the following technologies: Django, NATS, Kafka, Redis, ClickHouse, OpenTelemetry, OpenRouter, and LiteLLM Prior experience with OpenFGA Working Conditions Onsite twice a week in Rosslyn, VA
