Automation Test Engineer
Offer summary

(Summary generated by AI based on the full job description)

The project involves test automation for payments covering UI, API, and integration to speed up release cycles. Key technologies include Java, JUnit/TestNG, Selenium, REST Assured, Jenkins, GitLab CI/CD. Responsibilities involve designing and maintaining a Java-based automation framework, automating payment tests with ISO 20022, SWIFT compliance, integrating suites into CI/CD pipelines, and defect analysis. Benefits include private healthcare, Multisport card, and training budget.

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Automation Test Engineer

Company: Mindbox Sp. z o.o.

from: 17 June 2026
to: 17 July 2026
28 000 - 32 000net (+ VAT)/ mth.B2B contract (full-time)
Offer parameters
level:senior
working mode:hybrid
location:Kraków, Lesser Poland
Kraków, Lesser Poland

Requirements

Expected technologies

Kafka
JUnit
TestNG
Cucumber
Selenium
Playwright
SoapUI
Postman
Maven
Gradle
Git
Jenkins
GitLab
Splunk
SQL

Optional technologies

JMeter
Gatling
Docker
Kubernetes
Kafka

Operating system

Windows

Our requirements

  • Strong proficiency in Java, applying clean code principles and test automation design patterns
  • Experience with relevant frameworks and tools:
  • JUnit/TestNG, Cucumber (BDD optional)
  • Selenium/Playwright (UI)
  • REST Assured, SoapUI, Postman (API)
  • Maven/Gradle, Git, Jenkins/GitLab CI/CD
  • Familiarity with logs, traces, ELK, Splunk, and basic SQL
  • Understanding of payment lifecycles (initiation → settlement → reconciliation)
  • Familiarity with ISO 20022, SWIFT MT/MX, and local clearing formats
  • Knowledge of compliance aspects — sanctions screening, resiliency, and audit requirements

Optional

  • Performance testing exposure (JMeter, Gatling)
  • Container basics (Docker, Kubernetes)
  • Testing event-driven architectures (Kafka)
  • Experience in test data management or ledger reconciliation

Your responsibilities

  • Design, develop, and maintain Java-based automation frameworks for end-to-end payments processing
  • Automate UI, API (REST/SOAP), and integration tests using robust testing tools and best practices
  • Translate functional requirements into test cases covering SWIFT/ISO 20022, credit transfers, direct debits, routing, and settlement
  • Validate payment processing rules — cut-off times, FX, limits, sanctions screening, returns, and exception handling
  • Integrate automated suites into CI/CD pipelines (Jenkins, GitLab CI, Azure DevOps) for unattended execution and reporting
  • Analyse test failures (logs, message traces) and raise defects with clear, comprehensive evidence
  • Collaborate with Product Owners, Devs, and BAs to define acceptance criteria and maintain automation traceability
  • Maintain dashboards, metrics, and coverage reports ensuring visibility of release readiness
  • Note: Detailed project information will be shared during the recruitment process.

About the project

You will build and maintain test automation for payments platforms, integrating advanced automation scripts into CI/CD pipelines to reduce manual effort and accelerate release cycles. Your scope of work spans UI, API, and integration-level testing, validating payment flows and ensuring compliance with diverse regulatory and operational requirements.
Sounds like your kind of challenge?

This is how we organize our work

This is how we work

at the client's siteagile

This is how we work on a project

  • BDD
  • Continuous Deployment
  • Continuous Integration
  • DevOps
  • issue tracking tools
  • test automation
  • testing environments
Joining this project you’ll become part of Mindbox – a tech-driven company where consulting, engineering, and talent meet to build meaningful digital solutions. We’ll back you up every step of the way, accelerate your development, and ensure your skills make a difference.
Company

What we offer

  • Flexible cooperation model – choose the form that suits you best (B2B, employment contract, etc.)
  • Hybrid work setup – 2 days a week from the office in Kraków
  • Collaborative team culture – work alongside experienced professionals eager to share knowledge
  • Continuous development – access to training platforms and growth opportunities
  • Comprehensive benefits – including Interpolska Health Care, Multisport card, Warta Insurance, and more
  • High quality equipment – laptop and essential software provided

Benefits

  • sharing the costs of sports activities
  • private medical care
  • sharing the costs of professional training & courses
  • life insurance

Mindbox Sp. z o.o.

At Mindbox, we connect top IT talents with technology projects for leading enterprises across Europe.
Our focus is on matching your skills with work that matters – projects that use modern tech stacks, solve real business challenges, and give you space to grow. By joining us, you’ll deliver technology solutions for well-known brands, supported by the Mindbox team that values knowledge-sharing and continuous development. We make sure you have the tools, flexibility, and guidance to do your best work – and to keep moving forward in your career.
Automation Test Engineer
28k–32k zł / mth. (B2B)
I apply to:
Mindbox Sp. z o.o.
Kraków, Lesser Poland
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