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Full Stack Java Developer (Defense Programs)

Valiant Harbor International

Posted today

Job Requirements

Hanscom AFB, MA
Secret Polygraph not specified
Early Career (2+ yrs experience)
$120,000 - $210,000

Job Description

Hanscom AFB, MA | Full-Time | On-Site (Limited Hybrid)
$120,000–$210,000 depending on experience and clearance level
*Relocation assistance may be available

Join a mission-driven engineering team supporting advanced U.S. Air Force and defense research programs at AFRL. We are seeking a cleared Full Stack Software Engineer to develop secure, scalable applications in classified environments supporting national security initiatives.

This role is ideal for engineers with experience in Java backend systems, frontend development, secure enterprise applications, and DevSecOps practices.

Tech Stack:
Java • Spring Boot • React • Angular • REST APIs • Docker • Kubernetes • Linux • Git • AWS • Azure • CI/CD

What You’ll Do:
• Design, develop, and maintain secure full-stack applications
• Build backend services and APIs using Java
• Develop modern web interfaces using React or Angular
• Support system integrations and enterprise data workflows
• Work within Linux-based secure environments
• Contribute to CI/CD and DevSecOps pipelines
• Troubleshoot distributed systems and application performance issues
• Collaborate with software engineers, architects, and mission stakeholders
• Support Agile software development in classified environments

Required Qualifications:
• Active Secret or Top-Secret clearance preferred. Ability to obtain and maintain SCI eligibility required.
• 2+ years of professional Java development experience
• Experience with full-stack application development
• Experience working in Linux/Unix environments
• Familiarity with Git or other version control systems
• Strong problem-solving and debugging skills
• Ability to work on-site at Hanscom AFB
• Mid-level and senior candidates encouraged to apply.

Preferred Skills:
• React or Angular
• Kubernetes or Docker
• AWS or Azure cloud experience
• DevSecOps / CI-CD pipeline experience
• XML or enterprise data integration
• Experience supporting DoD or classified programs
• Familiarity with RMF or secure software development practices
• Exposure to SIPRNet or JWICS environments

Nice to Have:
• Experience with distributed systems or microservices
• Performance optimization experience
• Agile/Scrum development experience
• System architecture or technical leadership background

Education:
Bachelor’s degree in Computer Science, Software Engineering, or related STEM field preferred.

Equivalent professional experience may be considered.

Work Environment:
• Primarily onsite at Hanscom AFB, MA with limited hybrid flexibility based on program needs.
• Secure classified environment
• Collaborative engineering teams supporting high-impact defense programs

Why Join Us:
• Long-term, stable defense programs
• Cutting-edge national security technologies
• High-impact engineering work
• Opportunity to work in advanced classified environments
• Strong technical team and mission-focused culture
group id: 91120852
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Name HiddenDirector - Technical Recruiting
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About Us
Valiant Harbor International is a CVE Service Disabled Veteran Owned Small Business that specializes in program, acquisition, and financial services for government science and technology, research and development, and technological programs. Here at Valiant Harbor International we emphasize extreme focus on helping federal government agencies identify and address organizational challenges in order to tailor and integrate specific solutions to solve their most difficult problems. Success is defined by our ability to meet our customer’s needs- we are a management consulting firm with a successful record of offering a wide range of professional, scientific, and technical services requiring a high degree of expertise and training. In a business environment that is rapidly evolving, success depends on innovative and value-driven solutions. Our professional management consulting services balance technical acumen with superior business performance to provide optimized solutions to e

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Job Category
IT - Software
Clearance Level
Secret