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Sii Poland • Gdańsk, Pomeranian Voivodeship, Poland
Role & seniority
Stack / tools
Android/iOS mobile apps
Java, Appium
TestNG or JUnit
CI/CD: Jenkins
Git, Postman (API testing), JIRA, Confluence
Optional: Kotlin, Espresso (nice-to-have)
Top 3 responsibilities
Build, develop, and maintain automated mobile tests (Android/iOS) in Java with Appium
Execute tests, analyze results, and ensure stability across mobile platforms
Collaborate with development/QA teams; perform API testing and verify backend integrations
Must-have skills
≥3 years mobile test automation experience (Android/iOS)
Strong Java proficiency; experience with Appium
Experience with TestNG or JUnit
CI/CD knowledge (prefer Jenkins)
REST API testing (Postman) and backend integration validation
Familiarity with JIRA, Confluence
Analytical problem solving and clear test writing
Effective teamwork and communication
Fluent Polish language
Nice-to-haves
Kotlin knowledge
Espresso framework experience
Additional mobile testing tools
Location & work type
Location: Poland (Polish language required)
Work type: full-time role (as per posting)
Join a team that develops cutting-edge mobile applications and ensures their highest quality!
We are looking for a Mobile Test Automation Engineer to join our banking client's team and work with their Android and iOS applications. In the project you will be responsible for preparing, developing and maintaining automated tests that are created in Java and Appium and using TestNG/JUnit.
Your tasks
Building, developing and maintaining automated tests for mobile applications Executing tests and analyzing results on Android and iOS platforms Leveraging tools such as Java, Appium, TestNG/JUnit, Git, Jenkins Collaborating with the development and QA team to ensure the best possible product quality Perform API testing using Postman and ensure stability of backend integration
Requirements
Minimum 3 years of experience in test automation of Android/iOS mobile applications Very good knowledge of Java language Practice in using Appium Experience working with TestNG or JUnit frameworks Knowledge of CI/CD processes, especially Jenkins Ability to test and analyze REST API services Practical knowledge of tools such as JIRA and Confluence Ability to write clear tests, think analytically and solve problems effectively Effective teamwork and efficient communication in a development environment Fluent knowledge of Polish language required
Nice to have
Knowledge of Kotlin language Practice working with the Espresso framework Experience using other tools to support mobile testing
Job no. 260205-NPX64
Sii ensures that all hiring decisions are made solely on the basis of qualifications and competence. We are committed to equal and fair treatment of all, regardless of legally protected characteristics. At Sii, we promote a diverse and inclusive work environment, in full compliance with applicable anti-discrimination laws.
Benefits For You
Great Place to Work
Solid financial situation
Contracts with the biggest brands
Centre of internal trainings
Many experts you can learn from
Open and accessible management team
Profit sharing
Passion Sponsorship program
Regular integration events and trips
Comfortable and well-equipped offices
MySii app
Medical care