Senior Test Automation Engineer (Mobile)

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 Senior Mobile Automation Test Engineer who will join a long-term project for a global technology company.

What you will do:

• Design and maintain automated tests for mobile applications
• Develop and improve test automation frameworks using Appium and Java
• Perform API testing and integration testing
• Collaborate closely with developers, product owners, and QA team members
• Support CI/CD implementation and test execution pipelines
• Analyze defects and contribute to quality improvements across the product

What we are looking for:

Must have:

• 5+ years of experience in software testing
• 3+ years of experience in mobile test automation
• Strong knowledge of Appium and Java
• Experience testing Android and iOS applications
• Good understanding of test automation frameworks (TestNG/JUnit)
• Experience with REST API testing and REST Assured
• Knowledge of Git and CI/CD tools (Jenkins, GitLab CI or similar)
• Experience working in Agile environments
• Strong communication skills in English

Nice to have:

• Knowledge of Selenium WebDriver
• Experience with cloud testing platforms (Browser

Stack, Sauce Labs)

• Basic knowledge of performance testing

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.