> Markdown version of [/jobs/ext/1133140-principal-java-developer-fs-poly](https://www.wearedevelopers.com/jobs/ext/1133140-principal-java-developer-fs-poly). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Principal Java Developer - FS Poly - **Company:** SRC Inc. - **Location:** Annapolis Junction, MD, United States - **Contract:** Permanent contract - **Skills:** Java (Programming Language), Amazon Web Services, Apache HTTP Server, Microsoft Azure, Continuous Integration, DevOps, Junit, Apache Maven, Mockito, Software Engineering, Test Case, Cloud Platform System, Spring-boot, Microservices - **Published:** July 1, 2026 - **Apply:** https://www.clearancejobs.com/jobs/9004743/principal-java-developer-fs-poly ## About the Role BS and 14+ years of relevant experience Recent Java software development experience Proficiency with the Java ecosystem, including Maven, Apache Foundation, and Spring Boot Experience with cloud computing platforms like AWS, Azure, or GCP Knowledge of Microservices Architecture Familiarity with DevOps and CI/CD practices Proficiency in writing test cases with frameworks like JUnit and Mockito Strong skills in system design and architecture Clearance Requirements TS/SCI with FS Polygraph is required. We are not able to upgrade clearances or accept CCAs. Please note, you must have the required clearance for consideration; under-cleared applicants will not receive a response. ## Description Our client is seeking a Principal Java Developer to join a skilled team delivering custom software solutions to the Intelligence Community. You will be responsible for developing, maintaining, and enhancing complex software systems, with a focus on cutting-edge projects involving advanced sensor technology. This role offers the opportunity to work in a flexible, supportive environment while contributing to high-impact, mission-critical systems. ## Related Videos - [How Unit Testing Saved My Career](https://www.wearedevelopers.com/videos/1642-how-unit-testing-saved-my-career) - [Test-Driven Development: It's easier than you think!](https://www.wearedevelopers.com/videos/1598-test-driven-development-it-s-easier-than-you-think) - [The Open-source Java SDK for Multi-Cloud Development - Sandeep Pal](https://www.wearedevelopers.com/videos/2113-the-open-source-java-sdk-for-multi-cloud-development-sandeep-pal) - [From DevOps to Scaled DevOps: How We’re Rebuilding Continuous Delivery as a Platform](https://www.wearedevelopers.com/videos/100018-from-devops-to-scaled-devops-how-we-re-rebuilding-continuous-delivery-as-a-platform) - [Enterprise-Cloud-Native - Fast-Paced Development & Deployment in a Highly Secure Banking Environment](https://www.wearedevelopers.com/videos/671-enterprise-cloud-native-fast-paced-development-deployment-in-a-highly-secure-banking-environment) - [ChatGPT and Java: A Match Made in Heaven or Hell?](https://www.wearedevelopers.com/videos/536-chatgpt-and-java-a-match-made-in-heaven-or-hell) ## Related Articles - [93 Java Interview Questions You Should Prepare For](https://www.wearedevelopers.com/magazine/14-93-java-interview-questions-you-should-prepare-for) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [Top 10 Java Libraries](https://www.wearedevelopers.com/magazine/364-top-10-java-libraries) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [React Developer Salary [2023]](https://www.wearedevelopers.com/magazine/198-react-developer-salary-2023) - [Should senior developers refuse interview coding challenges?](https://www.wearedevelopers.com/magazine/29-should-senior-developers-refuse-interview-coding-challenges)