Senior C# Automation Tester – Distributed Systems

Ignite the future of quality assurance — drive innovation through cutting-edge testing excellence!

As a Senior C# Automation Tester, you will be working on advanced financial ecosystems. You will help build and ensure the reliability of a critical component within a new platform designed to streamline debt-management processes across multiple markets. Shape scalable, resilient systems that empower financial services through quality assurance and automation.

Quick Facts

• Remote work model
• Good command of Polish required
• Only candidates with an existing legal right to work in the European Union will be considered

Responsibilities

• Develop and execute comprehensive test scenarios for functional, regression, and integration testing in a complex, distributed environment
• Collaborate with developers and Product Owners to define testing strategies aligned with domain-driven design (DDD)
• Automate test cases for UI, API, and end-to-end processes using tools such as Cypress and Playwright
• Validate system integrations and message-driven architectures using REST API testing and messaging queues
• Maintain and enhance CI/CD pipelines using GitLab CI/CD and GitHub Actions for seamless automation workflows
• Monitor system performance and reliability using Grafana dashboards, ensuring key performance indicators are met
• Contribute to continuous improvement by proactively analyzing requirements and recommending quality standards
• Support the team with Jira and Xray test-management expertise, ensuring traceability and thorough documentation

Requirements

• 6+ years of experience as a Tester or QA Engineer, including at least 2 years in a senior role
• Strong background in testing distributed systems, microservices, and asynchronous messaging
• Practical knowledge of C#, .NET 10, xUnit, and automation tools such as Cypress or Playwright
• Experience with test automation frameworks and CI/CD pipelines
• Familiarity with SQL, PostgreSQL, and container technologies such as Docker or Kubernetes
• Hands-on experience testing REST APIs and event-driven architectures
• Solid understanding of Agile and Domain-Driven Design methodologies

Nice to Have

• Knowledge of Docker, Kubernetes, or OCP
• Experience with performance-testing tools such as JMeter or k6
• Web development skills: HTML, CSS, and JavaScript
• Practical knowledge of BDD practices and AI-powered testing tools

Application

Apply with a CV, preferably in English, and a statement confirming consent to the processing and storage of personal data.