Sr. Java Engineer

Senior Java Engineer

Location: Annapolis Junction, MD
Clearance Required: Active TS/SCI with Full Scope Polygraph
Salary: $180,000 - $235,000 + Comprehensive Benefits

Build Mission-Critical Software That Matters

Are you a skilled Java engineer looking to tackle complex technical challenges while supporting national security initiatives? We're seeking a Senior Java Engineer to join a highly collaborative software engineering team developing scalable, high-performance applications that power critical missions.

This is an opportunity to work alongside some of the industry's top engineers, designing and building robust backend systems while influencing architecture, engineering standards, and technical direction.

Whether you're a seasoned engineer with decades of experience or a strong mid-level developer ready to take the next step, you'll have the chance to make a significant impact in an environment that values innovation, technical excellence, and continuous growth.

What You'll Do

• Design, develop, and maintain scalable backend applications and services using Java.
• Build and enhance RESTful APIs, microservices, and data access layers.
• Collaborate with frontend and backend engineers to deliver high-quality software solutions.
• Participate in architecture discussions and contribute to technical decision-making.
• Evaluate and implement the right technologies for the problem—whether that's leveraging Spring and Hibernate or choosing lighter-weight alternatives.
• Optimize application performance, reliability, and maintainability.
• Conduct code reviews and promote engineering best practices.
• Troubleshoot complex technical issues in production and development environments.
• Work in an Agile environment focused on delivering mission-critical capabilities.

What We're Looking For

Required Qualifications

• 7+ years of professional software development experience with Java.
• Strong understanding of core Java and JVM fundamentals.
• Experience building RESTful APIs and backend services.
• Hands-on experience with Spring Framework and Hibernate.
• Strong knowledge of relational databases, data modeling, and schema design.
• Experience designing scalable, maintainable software architectures.
• Proficiency with Git and modern version control practices.
• Experience working in Linux/Unix environments.
• Strong debugging, troubleshooting, and problem-solving abilities.
• Experience participating in code reviews and maintaining high coding standards.
• Familiarity with Agile software development methodologies.
• Active TS/SCI Clearance with Full Scope Polygraph.

Preferred Qualifications

• Experience driving architectural decisions and technical strategy.
• Experience building lightweight, purpose-driven software solutions.
• Knowledge of distributed systems and service-oriented architectures.
• Experience with GitLab, Atlassian tools, and CI/CD pipelines.
• Experience with automated testing, TDD, and quality-focused engineering practices.
• Familiarity with MongoDB, Elasticsearch, or other NoSQL technologies.
• Exposure to frontend frameworks such as React or Angular.
• Experience delivering solutions in fast-paced, highly technical environments.
• Desire to grow into technical leadership and long-term career opportunities.

Why Join Us?

• Competitive compensation: $180K - $235K
• Medical, Dental, and Vision Insurance
• 401(k) with company participation
• Paid Maternity and Paternity Leave
• Long-term career growth opportunities
• Work alongside elite engineers solving complex challenges
• Support impactful, mission-driven programs that make a difference

If you're passionate about building high-quality software, solving challenging problems, and working on meaningful projects with exceptional teammates, we'd love to hear from you.