Test Engineer
In short
Test Engineer with 5+ years in .
NET/C# and JS/TS automation. Develops E2E/backend tests, integrates into CI/CD (Azure DevOps). Uses Playwright/Selenium, xUnit/NUnit, Vitest/Jest. SQL & REST API testing required. Hybrid in Kraków.
AI-written summary based on the listing content.
Introduction & Summary
A highly motivated Test Engineer with expertise in .
NET and JavaScript is sought for a pivotal role in a modernization program. The successful candidate will have a strong background in test automation, particularly in developing frameworks and integrating testing into CI/CD processes. The role offers a unique opportunity to contribute to the migration of legacy applications to a cloud-native architecture while ensuring quality through effective testing practices.
Location
Kraków, HYBRID WORK ( min 5 days per month, preferred 2-3 days per week)
Contract type
Contract B2B ( Long Term)
Rate: 140-155 PLN/h + VAT
Working time
09:00-17:00 CET
Main Responsibilities
- Own and evolve the automated testing processes across the portfolio.
- Design and implement test strategies across various testing layers.
- Build and maintain E2E automation and backend integration tests.
- Integrate automated tests into CI/CD processes.
- Champion best practices in testing and quality assurance.
- Validate data flows and manage test data.
- Drive root-cause analysis and manage flaky tests.
- Collaborate with developers on acceptance criteria and code review.
- Support UAT coordination and document test results.
Key Requirements
- 5+ years of commercial experience in test automation.
- Strong coding skills in C# / .
NET.
- Expertise in JavaScript / TypeScript for test automation.
- Proficient with Playwright or Selenium.
- Experience with xUnit / NUnit and Vitest / Jest.
- Familiarity with Azure DevOps CI/CD integration.
- Practical SQL experience (MSSQL / Azure SQL).
- Proficient in REST API testing.
- Self-driven and able to set standards for automation.
- Good Git practices and English communication skills (B2+).
Nice to Have
- Knowledge of Azure services (App Service, Azure SQL, etc.).
- Experience with Azure Data Factory and ETL validation.
- Familiarity with Power BI report testing.
- Understanding of contract testing and OpenAPI validation.
- Experience with performance testing tools like k6 / JMeter.
- Awareness of Infrastructure as Code principles.
- Knowledge of observability and monitoring solutions.
- ISTQB Advanced or relevant certifications.
| Published | 2026-10-30 |
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