Senior Backend Engineer — Secret Clearance (Hybrid VA)

Agile Defense, LLC; Arlington (VA); Hybrid; USD 98,000 - 115,000; Full time

Job summary

Agile Defense, LLC is seeking a Senior Software Engineer to build distributed backend services and durable APIs within a Hybrid Rosslyn, VA environment. You will contribute to enterprise AI-enabled platforms, design and maintain microservices, and ensure reliable cloud-native integration.

The role emphasizes API development, OpenFGA data model work, testing, debugging, and CI/CD improvements, collaborating with security-focused teams in a fast-paced mission context.

Qualifications

• 4+ years of software development experience.
• Proficient in Java and Spring Boot.
• Experience designing RESTful APIs.
• Proficient with core AWS services.
• Secret clearance required.

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.

Skills

Java

Spring Boot

RESTful APIs

AWS

Secret Clearance Required

Education

High School Diploma or equivalent (GED)

Job description

Agile Defense, LLC is seeking a Senior Software Engineer to build distributed backend services and durable APIs within a Hybrid Rosslyn, VA environment. You will contribute to enterprise AI-enabled platforms, design and maintain microservices, and ensure reliable cloud-native integration.

The role emphasizes API development, OpenFGA data model work, testing, debugging, and CI/CD improvements, collaborating with security-focused teams in a fast-paced mission context.