Senior Software Development Engineer in Test (SDET) – C# / .NET
New
H
H2B GroupFinTech
Zdalnie (teryn Polski – ze względów bezpieczeństwa sprzęt klienta nie może opuszczać kraju)ContractSenior
Salary90 - 100 PLN per hour
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Job Details
- Languages
- C1 English
- Experience
- Minimum 4–5 years
- Required Skills
- PostgreSQLC#.NETPostman
Requirements
- Minimum 4–5 years of experience in QA/Testing, including at least 2 years in a Senior position.
- Proficiency in C# / .NET 10 programming.
- Knowledge of xUnit, Reqnroll, Shouldly, Cypress, and Playwright.
- Experience in testing REST API, TestContainers, and Swagger / Postman / Apidog.
- Practical experience in testing systems based on asynchronous communication (queues/messaging).
- Experience in projects following Domain-Driven Design (DDD) principles.
- Ability to build and modify CI/CD pipelines in GitLab CI/CD or GitHub Actions.
- Proficiency in Git (Merge Requests, branching).
- Experience with Jira and Xray for test management, reporting, and traceability.
- Experience working with Grafana for monitoring and SQL (PostgreSQL).
- C1 level proficiency in English.
Responsibilities
- Design, create, and maintain automation scripts on UI, API, and E2E levels.
- Develop new test scenarios and cases including functional, regression, integration, and UAT support.
- Test distributed systems, inter-service integrations, and asynchronous/event-based communication.
- Create and modify CI/CD pipelines and integrate automation into the development process.
- Monitor system metrics such as throughput and error rates using Grafana dashboards.
- Collaborate closely with developers and Product Owners to analyze business and technical requirements.
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