SOSi
Direct SmartRecruiters career site

Senior Full Stack/UI Developer

Pay
$102,414 – $212,706 per year
Location
Chantilly, VA
Listed
3 days ago

About the role

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.

Minimum Requirements

  • Active in-scope TS/SCI clearance with poly. This security clearance requires U.S. citizenship. Candidates will not be nominated for new clearances.
  • 3-5 years of hands-on experience in full-stack and UI development, or equivalent practical experience, with a STEM degree (field such as computer science, statistics, data analytics, computer engineering, mathematics, etc.).
  • Experience building scalable and robust backend systems.
  • Experience building user interfaces
  • Familiarity with AI/ML applications
  • Solid understanding of DevOps principles (automation, monitoring, reliability)

Preferred Qualifications

  • Experience in the US Intelligence Community.

Additional Information: Work Environment

  • Office setting with a combination of desk work and meetings.

Working at SOSi

All interested individuals will receive consideration and will not be discriminated against for any reason.

About the Company

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.

Read the original posting

From SOSi's careers page, first listed on Rolev.ai on November 6, 2026. Rolev.ai is not the employer.

How Rolev.ai helps with this application

Rolev.ai is a job search and application tool for US job seekers. For this Senior Full Stack/UI Developer role at SOSi, it shows how your resume fits, tailors your resume to the posting, and prepares the application for you to review.

  • See how you fit

    Openings from employer career sites are ranked against your whole resume—and searchable inside Claude, ChatGPT, and Cursor via Rolev.ai MCP.

  • Tailor without inventing

    Every change to your resume is checked against your original. New experience goes in only with your yes—zero fabricated claims.

  • Draft the full kit

    Tailored and Full Match resumes, role-specific cover letters, and answers to employer screening questions are prepared in seconds.

  • 1-Click Extension Autofill

    The Chrome extension fills the employer's Greenhouse, Workday, Lever, or Ashby form in 1 click. You review it and press Submit.

Start free with 5 tailored applications a monthChrome extensionFor AI assistantsPricingHow Rolev.ai comparesApplication guides

Similar roles

Common questions

What is the salary for the Senior Full Stack/UI Developer role at SOSi?

The Senior Full Stack/UI Developer posting at SOSi states compensation of $102,414 – $212,706 per year. Final pay may depend on location, experience, and interview evaluation on SOSi's official career site.

Where is the Senior Full Stack/UI Developer job at SOSi located?

This Senior Full Stack/UI Developer position at SOSi is located in Chantilly, VA. Always check SOSi's application page for specific state eligibility or relocation policies.

How do I apply for the Senior Full Stack/UI Developer position at SOSi?

This listing links directly to SOSi's SmartRecruiters application page. You can apply directly on SOSi's site, or use Rolev.ai to check your resume fit, generate a zero-hallucination tailored resume and cover letter for this posting, and autofill the SmartRecruiters application form in 1 click with the Rolev.ai Chrome extension. You always review the form and press Submit yourself.

Tailor resume & applyCompany site