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Automation QA Engineer with .NET

BrainRocket
Full-time
On-site
Valencia, Valencian Community, Spain

BrainRocket is a global company creating end-to-end tech products for clients across Fintech, iGaming, and Marketing. ‍Young, ambitious, and unstoppable, we've already taken Cyprus, Malta, Portugal, Poland, and Serbia by storm. Our BRO team consists of 1,300 bright minds creating innovative ideas and products. We don’t follow formats. We shape them. We build what works, launch it fast, and make sure it hits.

Now we're looking for an Automation QA Engineer with .NET to join our team for our brand new Sportsbook.


 


Duties and opportunities:


Design, implement, and maintain end-to-end automated tests in .NET, developed and maintained alongside the application code


Collaborate closely with developers throughout the feature lifecycle, including design, implementation, and defect resolution


Participate in defining test strategies at both feature and system levels


Contribute to the development and continuous improvement of the automation testing framework


Make informed decisions on the appropriate use of mocks, stubs, or real integrations depending on testing goals


Ensure automated tests are reliable, maintainable, and suitable for execution in CI/CD pipelines


Participate in code reviews for test code and, when appropriate, application code


Provide fast, clear, and actionable feedback on quality and defects to the development team


Promote a built-in quality mindset and continuous improvement of testing practices across the team


 


✅ Requirements:


3–5+ years of experience in test automation within product or platform teams


Strong hands-on experience with .NET


Experience writing end-to-end tests alongside application code (near-code / monorepo approach)


Proven experience working in cross-functional teams with close collaboration with Backend, Frontend, and DevOps engineers


Practical experience with modern E2E testing frameworks (Playwright or equivalent)


Strong understanding of testing principles and strategies, including the test pyramid, shift-left approach, and contract testing


Experience with REST API testing, data validation, and system-level testing


Ability to design and implement mocks, stubs, and other test doubles to ensure stable and isolated tests


Solid understanding of object-oriented and/or functional programming concepts as applied to test code and frameworks


Experience working with CI/CD pipelines (GitLab CI, Jenkins, GitHub Actions, or similar)


Familiarity with test observability and reporting tools (e.g., Allure, TestOps, CI-based reporting)


Strong communication skills with the ability to actively participate in technical discussions and challenge requirements constructively


✔Fluent English is required


 




Nice to Have:


Experience writing and maintaining integration tests (service-to-service, contract-based testing)


Experience contributing to the design and evolution of test automation frameworks


Practical knowledge of Docker and test environment configuration


Experience testing GraphQL APIs


Experience with distributed systems or high-load platforms


Experience in non-functional testing, including performance, reliability, and resilience testing



 

 

✅ We offer excellent benefits, including but not limited to:


✈ Relocation package (tickets, staying in a hotel for 2 weeks);


23 vacation days + 6 days of sick leave (without a Doctor's note)


Medical insurance


Birthdays, milestones and employee anniversaries celebrations


Social Club with gym and more than 50 events per year - coming soon


Breakfast and lunches in the office (partially covered)


Language classes & tennis lessons (partially covered)


 



Join BrainRocket and rock with us!

Bold moves start here. Make yours. Apply today! 


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