Senior Manual Tester (f/m/x)
- Hiring from
- Poland
- Work type
- Hybrid
- Posted
- Oct 2, 2026
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We are looking for an experienced tester (f/m/x) for a project in the banking sector. In this role, you will be responsible for testing IT solutions and ensuring the functional compliance of software with technical and business requirements. Hybrid work model, 1 day a week from the office in Warsaw.
Your tasks
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
Your tasks
- Testing IT solutions and ensuring the functional compliance of software with technical and business requirements
- Conducting functional tests of systems according to documentation and business assumptions
- Developing test plans and preparing test cases
- Reporting application errors detected during testing and analyzing and reporting test results
- Collaborating with development, analytical, and business teams
- Creating and updating project documentation related to testing
- Minimum 5 years of experience in testing IT systems
- Proficiency in performing integration, regression, and end-to-end testing
- Experience in testing REST APIs
- Good knowledge of SQL and ability to perform database queries
- Practical knowledge of tools supporting the testing process, such as JIRA, Xray, Zephyr, Confluence
- Ability to analyze data and verify its correctness between systems
- Experience working according to Agile/Scrum principles
- Professionalism, independence in action, as well as systematic and committed approach to tasks
- Advanced knowledge of Polish
- Experience in the banking sector
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