Role DescriptionUST is a multinational company based in North America, certified as a Top Employer and Great Place to Work company with over 35,000 employees worldwide. We are leaders in digital technology services and provide large-scale technological solutions to big companies. We are looking for a QA Engineer who can ensure end‑to‑end software quality across the full delivery lifecycle.

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Work LocationHybrid. Madrid city center (Sol area). 3 days a week in the office + 2 days remote.
Main Tasks and Accountabilities
- Ensure end‑to‑end software quality across the full delivery lifecycle within Agile teams.
- Design, execute, and maintain test cases covering functional, regression, and end‑to‑end scenarios.
- Perform manual and exploratory testing to validate business and technical requirements.
- Validate system integrations, including REST API testing.
- Identify, document, and track defects, ensuring proper follow‑up and resolution.




- Collaborate closely with developers, Product Owners, and other stakeholders.
- Participate in backlog refinement and early validation of requirements to ensure testability.
- Execute and document tests in an audit‑proof manner, ensuring traceability and evidence.
- Contribute to continuous improvement of QA practices and testing approaches within the team.

What UST expects from you?
- Proven experience as a QA Engineer in Agile delivery teams.
- Strong test case design (TCD) skills.
- Experience with functional, regression, and end‑to‑end testing.
- Experience validating REST APIs and understanding request/response flows.
- Understanding of end‑to‑end application flows and distributed systems.
- Experience with defect management and test management tools (e.g., Xray or equivalent).
- Basic understanding of CI/CD concepts and pipelines.
- High attention to detail and strong analytical mindset.
- Clear com

📌 QA Engineer (Madrid)
🏢 Ust
📍 Madrid