IT Senior Automation Tester

General info: Model of work: hybrid (2 days work from office, based in Gdańsk)Type of contract: B2B contract, long-term cooperation Rate: max 140 PLN net + vat per hour Languages: very good English is required (daily work in international environment) Overview We are seeking a Senior Automation Tester to take ownership and scale automated test suites in a C#/.NET 8 environment. The ideal candidate will possess robust knowledge in automation testing, demonstrating a blend of automation and manual testing skills. Main Responsibilities: • Own and scale automated testing frameworks. • Design and implement test automation scripts using C# and .NET 8. • Optimize CI/CD pipelines for automated testing. • Perform UI automation with tools like Playwright/Selenium. • Conduct API automation tests with HttpClient/RestSharp. • Engage in failure diagnostics and debugging processes. • Prepare and maintain test pipelines in Bitbucket/Bamboo. • Participate actively in code reviews focusing on testing code. • Support manual testing efforts as required. Key Requirements: • Strong C# (modern features) and .NET 8 experience. • Proficiency with test frameworks such as NUnit. • Experience in UI automation using Playwright/Selenium and Page Object Model. • API automation skills with HttpClient / RestSharp. • Familiarity with BDD frameworks like Specflow. • Knowledge of CI/CD processes, particularly with Bitbucket/Bamboo. • Fluent Git knowledge and experience with code review practices. • Ability to diagnose failures and perform debugging. • Willingness to adapt to manual testing as per project needs. Nice to Have • Experience using GitHub Copilot. • 5+ years of experience in automation on .NET stacks.