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Software QA Engineer; Web & API Testing; Senior | TS/SCI w/Poly
Job in
Chantilly, Fairfax County, Virginia, 22021, USA
Listed on 2026-10-15
Listing for:
Stech Technology UK Limited
Full Time
position Listed on 2026-10-15
Job specializations:
-
Software Development
Software Testing, DevOps, Backend Developer, Software Engineer
Job Description & How to Apply Below
Active TS/SCI with Polygraph required. U.S. citizenship required.
Location:
On-site in Chantilly, VA (Full-Time).
Mission software only works if it's tested like it matters. You'll own quality for web applications and API-driven systems that support a federal national-security mission, building automated coverage that lets the team ship with confidence.
What you'll do- Test web applications end to end for functionality, performance and usability
- Validate REST API endpoints behind API gateways using Postman and Swagger/OpenAPI
- Build and maintain automated test suites in Cypress (or similar) and wire them into CI/CD
- Run regression, integration and system testing across environments
- Write clear defect reports and work with developers and product owners in Agile sprints
- Active TS/SCI with Polygraph
- 3+ years in software testing or QA
- Hands-on testing of web applications and RESTful APIs (HTTP, JSON, API authentication)
- Test automation with Cypress or an equivalent framework
- Scripting in JavaScript (Python or Java also fine)
- Experience on Agile/Scrum teams
- Testing distributed systems or API gateways
- Selenium, Jenkins or other CI/CD tooling
- Git
- Performance or load testing tools
Position Requirements
10+ Years
work experience
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