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Senior Full Stack/UI Developer

📍 Location
Chantilly
⏰ Job Type
Full-time
📅 Posted
June 04, 2026

About the Role

Chantilly, VA, USA

Full-time

Clearance Requirement: Top Secret SCI w/ Poly

**Company Description**

Founded in 1989, SOSi is among the largest private, founder-owned technology and services integrators in the defense and government services industry. We deliver tailored solutions, tested leadership, and trusted results to enable national security missions worldwide.

**Job Description**

SOSi is seeking skilled Senior Full Stack/UI Developer to support a US government customer in Chantilly, VA.

This role will be responsible for designing, developing, and maintaining cyber analytic applications. This role involves collaborating with cyber SMEs, data scientists, and engineers to translate complex technical requirements into responsive user interfaces and robust backend services.

**Qualifications**

**Minimum Requirements**

+ Active in-scope TS/SCI clearance with poly. This security clearance requires U...

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