Senior QA Engineer

3 dni temu

Kraków, Lesser Poland Talent Alpha Pełny etat

We are looking for
experienced QA Engineers and SDETs
to join our client's team in the
payment solutions
domain.

You will work on testing and improving cutting-edge payment systems — including
payment terminals, POS devices, and related cloud or API integrations
.

Depending on your background and skill set, you can join as:

  • Senior QA Engineer
    – focused on functional, device, and hardware testing
  • Senior SDET (Software Development Engineer in Test)
    – focused on test automation, API testing, and CI/CD integration

Both roles collaborate closely within the same cross-functional Agile team.

Your Responsibilities

Common for both roles:

  • Create, maintain, and execute test plans and test cases for payment software solutions
  • Collaborate with Developers, Product Owners, and Product Managers to plan testing activities
  • Track, analyze, and report testing progress, issues, and dependencies
  • Contribute to test automation initiatives and improve QA processes
  • Participate in Agile ceremonies (Scrum/SAFe)

For
Senior QA Engineer
(hardware & functional focus):

  • Perform testing on payment terminals (EMV, MSR, contactless)
  • Validate communication between software, POS terminals, and peripheral devices
  • Investigate hardware–software interactions, firmware behavior, and network events
  • Troubleshoot and verify field issues and bug fixes

For
Senior SDET
(automation & integration focus):

  • Develop and maintain automated test scripts and frameworks (C#, PowerShell)
  • Integrate automated tests into CI/CD pipelines (TeamCity, Jenkins)
  • Test REST / RESTful APIs and analyze JSON / XML data
  • Configure hardware simulators and test environments for automation runs

Technical Requirements

  • Bachelor's degree in Computer Science or a related field
  • 4+ years of experience in software testing or test automation
  • Strong programming skills in
    C#
  • Proficiency with
    Windows
    and
    Linux
    environments
  • Good knowledge of
    Python or PowerShell
  • Understanding of
    REST / RESTful APIs, JSON, XML
  • Experience with
    CI/CD tools
    (e.g., TeamCity, Jenkins)
  • Familiarity with
    Agile / Scrum / SAFe
    methodologies

Nice to Have

  • Experience in
    Payment / POS / EMV / P2PE / PCI DSS
    domains
  • Familiarity with
    .NET, Azure, SQL, RabbitMQ, SignalR
  • Experience in
    performance testing
    or
    hardware simulators
  • Knowledge of
    network protocols, firmware, or embedded systems

What We Offer

  • B2B contract with competitive rates
  • Work on
    innovative, globally used payment solutions
  • Opportunity to specialize either as
    QA Engineer or SDET
    , depending on your strengths
  • Real impact on product quality and test strategy
  • Hybrid work model (2 days per week in the Kraków office)
  • Collaboration with highly skilled engineers in a dynamic Agile environment

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