Senior Test Automation Engineer

O projekcie: - Private medical care- Co-financing for the sports card- Constant support of dedicated consultant- Employee referral program Wymagania: - Strong hands‑on experience with C# (modern language features) and .NET 8 test code- Experience with test frameworks such as NUnit and test runners- Solid experience in UI test automation using Playwright and/or Selenium- Experience in API test automation using HttpClient and/or RestSharp- Knowledge of JSON validation and schema checks- Practical experience with BDD (SpecFlow / ReQNRoll)- Experience in designing robust test automation architecture- Hands‑on experience with CI/CD automation (Bitbucket, Bamboo)- Strong Git knowledge, including code reviews and test pipeline maintenance- Experience in failure analysis and debugging- Willingness to perform manual testing when required- Very good command of English, both spoken and written- 5+ years of experience in test automation within .NET‑based stacks Nice to have: - Experience using GitHub Copilot Codzienne zadania: - Own and scale automated test suites for a C# / .NET 8 solution - Design, implement, and maintain test automation for UI and APIs - Perform UI automation using Playwright / Selenium with Page Object Model - Implement API automation, including request handling, JSON validation, and schema checks - Apply BDD practices using SpecFlow or ReQNRoll - Design and maintain test architecture, including reusable helpers, stable selectors, and flakiness handling (retry/backoff) - Integrate and maintain test automation within CI/CD pipelines (Bitbucket / Bamboo) - Perform failure diagnostics and debugging of automated tests - Conduct manual testing when required, based on project needs - Collaborate within the team to ensure test quality and stability