Senior Test Automation Engineer

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 an experienced Python Automation Tester who will join a long-term project for a global technology company. What you will do: Design, develop and maintain test automation frameworks using Python Create automated API, UI and integration tests Validate AI-powered applications, LLM-based solutions and intelligent workflows Collaborate with developers and business stakeholders to improve software quality Analyze defects, prepare test reports and support root cause investigations Integrate automated tests into CI/CD pipelines Contribute to quality assurance standards and best practices What we are looking for: Must have: 5 years of experience in test automation Strong Python programming skills Experience with Pytest or similar testing frameworks Practical knowledge of Selenium and/or Playwright Experience in API testing (REST) Knowledge of SQL and data validation techniques Understanding of CI/CD concepts and tools Experience working with Git Familiarity with Docker environments Understanding of software testing methodologies Nice to have: Experience testing AI/ML solutions Knowledge of Azure or AWS cloud platforms Experience with performance or security testing Understanding of LLM evaluation and prompt validation ISTQB certification 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.