UI Developer with Security Clearance

Job Title: Principal Software Engineer Work Location: Aurora, CO Duration: Long-term contract with option to hire Clearance: TS/SCI w/Poly Job Description: We are seeking a Principal Software Engineer with experience building modern web applications using React and the backend services that support them. This role focuses on modernizing our front‐end architecture, implementing new React-based interfaces, and developing the underlying back-end infrastructure and web server functionality required…