Security-Cleared Full-Stack Dev (Java & PostgreSQL)

Guidehouse; Washington (District of Columbia); On-site; USD 98,000 - 163,000; Full time

Benefits offered by this job

Medical Insurance

401(k) Retirement Plan

Paid Holidays

Parental Leave

Tuition Reimbursement

Employee Assistance Program

Job summary

Guidehouse in Washington, DC, is seeking a Full-Stack Developer (Java / PostgreSQL) to support a federal law enforcement modernization program. You will develop, test, deploy, and sustain mission-critical enterprise applications in a highly secure environment.

You will work across the full stack—backend services, RESTful APIs, and responsive front-ends—leveraging PostgreSQL, Java, and modern web tech, while embedding security and DevSecOps practices and collaborating with architects,

Qualifications

• U.S. Citizenship required.
• Active TS-SSBI or TS-SCI clearance.
• Bachelor's degree in a related technical field.
• Minimum four years of full-stack development experience across database design, backend, API, and frontend.
• Experience with PostgreSQL, Java, and modern web technologies.

Responsibilities

• Design, develop, test, deploy, and sustain enterprise applications.
• Build Java-based backend services and RESTful APIs.
• Develop responsive front-end apps with React/Angular/Vue.
• Optimize PostgreSQL data models and performance.
• Support CI/CD pipelines and DevSecOps practices.
• Troubleshoot production issues and improve reliability.

Skills

Java

PostgreSQL

RESTful APIs

Frontend frameworks

DevSecOps

CI/CD

Education

Bachelor's degree in Computer Science / Information Systems / Engineering

Tools

Docker

Kubernetes

Spring Boot

Hibernate/JPA

AWS/Azure

Job description

Guidehouse in Washington, DC, is seeking a Full-Stack Developer (Java / PostgreSQL) to support a federal law enforcement modernization program. You will develop, test, deploy, and sustain mission-critical enterprise applications in a highly secure environment.

You will work across the full stack—backend services, RESTful APIs, and responsive front-ends—leveraging PostgreSQL, Java, and modern web tech, while embedding security and DevSecOps practices and collaborating with architects,