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Principal Java Software Developer 20+yrs Cleared TS/SCI Polygraph Reqd

Annapolis Junction, MD Closed
Nissint Technologies, LLC is looking for Principal Java Software Developer 20+yrs Cleared TS/SCI Polygraph Reqd in Annapolis Junction, MD. This local job opportunity with ID 3641430396 is live since 2026-04-17 23:48:24.

Job Description
Job Description

This position requires an active TS/SCI clearance with Polygraph. Please do not apply if you do not already have such a clearance.

Principal Software Engineer
20+ Years of Experience
Bachelors Degree required, or +4 years to substitute

Job Description:
This position is part of a software engineering team responsible for developing new features and maintaining existing functionality for a full-stack application that supports an analysis-focused mission. The application is distributed across multiple nodes and leverages a microservice architecture to ensure scalability and resilience. The team works across the entire technology stack—from backend services built with Java and Spring Boot, to modern web interfaces developed in Angular. Day-to-day responsibilities include implementing RESTful APIs, integrating services, troubleshooting distributed system issues, and collaborating closely with mission analysts and other developers to deliver timely, reliable software capabilities. The work is dynamic and mission-critical, requiring regular coordination, continuous improvement, and adaptation to evolving requirements.

Required Skills:
Java
Spring / Spring Boot
REST API development
Web Development in Angular 14+, JavaScript, TypeScript
A thorough understanding of microservice architecture is a must

Desired Skills:
Artifactory
AWS Instances
AWS Route 53
Bash scripting
Confluence
docker-compose
Docker
Elastic search
Kibanna
Gitlab CI
Jira
Lambda (java)
Maven
MongoDB
RSocket
Reactor Project
Spring data
SSH

Company Description
Nissint Technologies is a Woman-Owned Small Business (WOSB) founded in 2006, specializing in providing tailored technology solutions. Our leadership team, with backgrounds in the Intelligence Community, has assembled a group of elite developers with expertise in various areas, including Digital Signal Processing, Enterprise Applications, User Experience and Interfaces, Big Data and Cloud Analytics, and Cyber Capabilities.

Nissint's philosophy is to attract top talent by offering excellent compensation, rewarding work, and growth opportunities. We operate on four core principles: holistic expertise, collaborative learning, energetic advancement, and perpetual optimization
Company Description
Nissint Technologies is a Woman-Owned Small Business (WOSB) founded in 2006, specializing in providing tailored technology solutions. Our leadership team, with backgrounds in the Intelligence Community, has assembled a group of elite developers with expertise in various areas, including Digital Signal Processing, Enterprise Applications, User Experience and Interfaces, Big Data and Cloud Analytics, and Cyber Capabilities. Nissint's philosophy is to attract top talent by offering excellent compensation, rewarding work, and growth opportunities. We operate on four core principles: holistic expertise, collaborative learning, energetic advancement, and perpetual optimization

Required Skills