Test Automation Engineer (.NET / C#) w Warszawa, Polska

Billennium is a global technology company with over 20 years of experience, committed to innovation and empowering businesses. As an employer, we offer a supportive, growth-focused environment where collaboration and creativity thrive. Join us to shape the future of technology together! We are looking for a Test Automation Engineer to join a long-term project for a global technology company. What you will do: Develop and maintain automated tests using C# Create and execute UI, API, and integration test scenarios Collaborate with developers, Product Owners, and QA team members to ensure high product quality Analyze test results, report defects, and support troubleshooting activities Contribute to improving test automation coverage and quality processes Support the integration of automated tests within CI/CD pipelines Participate in code reviews and knowledge-sharing activities Work in an Agile environment, actively contributing to team goals What we are looking for: Must have: 2-4 years of experience in software testing and test automation Good knowledge of C# and .NET Hands-on experience with Selenium WebDriver or similar test automation tools Experience in API testing using RestSharp, Postman, or similar tools Familiarity with SpecFlow or other BDD frameworks Basic to intermediate knowledge of SQL Experience working with Git and Azure DevOps Understanding of CI/CD concepts and automated testing practices Good understanding of Agile methodologies English at B2 level or higher Nice to have: Experience with Playwright and C# Basic knowledge of performance testing Exposure to Azure Cloud services ISTQB certification Knowledge of Docker Perks and benefits (our offer): Comprehensive benefits - enjoy Udemy for Business, private medical care, Multisport card, veterinary package, language lessons, and shopping vouchers. Flexibility - adaptable working hours and remote/hybrid work options to suit your lifestyle & location. Career growth - access opportunities for professional development and learning, including perks related to our official partnerships with global IT giants: Microsoft, AWS, Snowflake, Salesforce & more. Global collaboration - work with a diverse, international team. Innovative environment - be part of a forward-thinking and growth-oriented workplace. Engaging community - Work with passionate professionals and participate in team-building events, hackathons, and CSR initiatives to make an impact beyond work. Team-building events including our company tradition (annual company event in Mazury). A pleasant surprise to start your journey with us in the form of a welcome pack.