QA Engineer / QA Automation Engineer

UST is looking for QA Engineer / QA Automation Engineer!

Location: Madrid (hybrid: 3 days in the office, 2 days remote per week)

CV Language Requirement: English

Responsibilities:

• 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.