Senior Software QA Engineer – Web and API Testing

Job overview

The Senior Software QA Engineer – Web and API Testing role is onsite in Chantilly, VA. Compensation is not specified. The role supports a federal national-security mission through testing of mission software. The engineer owns quality for web applications and API-driven systems by building automated test coverage, validating functionality and performance, and identifying defects. This work helps the team release software with confidence across environments and Agile sprints.

What you'll do

• Test web applications end to end for functionality, performance, and usability
• validate REST API endpoints using Postman and Swagger/OpenAPI
• build and maintain automated test suites in Cypress or a similar framework and integrate them into CI/CD
• run regression, integration, and system testing
• write defect reports and collaborate with developers and product owners in Agile sprints.

What we're looking for

Skills & competencies

senior software qa engineer

web testing

api testing

chantilly va

falls technology

ts/sci with polygraph

u.s. citizenship

cypress

rest apis

postman

swagger/openapi

agile/scrum

Work arrangement

• Weekend coverage required

Benefits & perks

• 9% retirement contribution, 100% of family medical premiums paid, and four weeks of paid time off.

Why this role

Requires U.S. citizenship and an active TS/SCI with Polygraph; 3+ years of software testing or QA experience; Cypress or equivalent automation and JavaScript, Python, or Java scripting.

About the employer

Falls Technology is hiring for this role. Industry: Computer Systems Design Services. Sector: 54.