Manual Tester – Cards & Business Processes (Polish is Mandatory) (She/He/They)

We are seeking a detail-oriented Manual Tester with strong experience in cards and business process testing to support complex banking and payments transformation initiatives. You will play a key role in validating end-to-end card lifecycle processes and ensuring the quality and accuracy of card platform functionality across multiple business scenarios.

You will work closely with business analysts, SMEs, developers, and programme stakeholders to execute functional and process testing activities, identify defects, and support successful programme delivery.

• →Prepare and execute manual test scenarios covering card lifecycle processes including issuance, authorization, postings, repayments, and settlements
• →Validate business processes related to fees, interest calculations, installment plans, and MC/ERP settlement activities
• →Document test execution results, maintain testing evidence, and ensure traceability across programme deliverables
• →Log, track, and retest defects while working closely with development and business teams to support issue resolution
• →Support SIT, UAT, regression, and end-to-end testing activities across banking and payments workstreams

• Experience performing manual testing within banking, cards, or payments environments
• Strong understanding of card business processes and transaction lifecycles
• Experience creating and executing detailed test cases and documenting testing evidence
• Familiarity with defect management and test management tools such as JIRA, HP ALM, or similar platforms
• Strong analytical skills and attention to detail with the ability to work collaboratively across teams
• Knowledge of Mastercard or Visa card processing flows
• Experience testing authorization, clearing, settlement, or reconciliation processes
• Exposure to agile delivery methodologies
• Understanding of payment messaging standards or ERP integrations
• ISTQB certification or equivalent testing qualification

• Fluent Polish (spoken and written) is mandatory
• Good command of English for documentation and collaboration
• Availability to work on-site, with partial remote work - 3 days per week from the office in Warsaw

• Screening call with the Recruiter
• Hiring Manager Technical Interview
• Client Interview 
• Feedback/Offer

We offer a flexible collaboration model based on a B2B contract, with the opportunity to work on diverse projects.

#LI-HYBRID