Senior QA Engineer

For our client, an international technology company specializing in IT, data, and cloud computing solutions, we are looking for an experienced Senior QA Engineer.
Together with the team, you will be responsible not only for test automation but also for ensuring quality throughout the entire software development lifecycle. Your responsibilities will include promoting a quality-driven culture, influencing engineering practices, improving software testability, and supporting development teams in building high-quality products — from the design stage through to production release.

Key responsibilities

• Ensuring the quality, reliability, and performance of applications developed within the .NET ecosystem.

• Designing, developing, and maintaining automated tests using appropriate testing frameworks.

• Testing and validating APIs and verifying the functionality of frontend applications.

• Integrating automated tests into CI/CD pipelines to improve the software delivery process.

• Collaborating with developers and other team members throughout the entire software development lifecycle, from design to deployment.

• Improving testing processes and enhancing software testability.

• Promoting best practices in quality engineering and test automation.

• Actively supporting project teams in delivering high-quality solutions and continuously improving engineering practices.

Ideal candidate profile

• More than 4 years of experience as a Senior QA Engineer or in a similar software testing role.

• Very good knowledge of the .NET ecosystem and experience in testing applications built on this technology.

• Hands-on experience in test automation and familiarity with testing frameworks.

• Experience in API testing and validation.

• Experience working with CI/CD pipelines and integrating automated tests into software development and deployment processes.

• Ability to collaborate effectively with development teams and actively contribute to improving the quality of delivered solutions.

• Experience working in international teams and fluent English communication skills at C1 level or higher.

Nice to have:

• Programming skills in C#.

Conditions

• Form of cooperation: B2B contract

• Salary: 130- 160 PLN net/h

• 100% remote work – you can work from any place in Poland

• Project for 6 months - possible to extend (Start ASAP)

• Benefits: Private medical care, Life insurance, Sports card

Recruitment steps

1. Phone call with a KUBO Recruiter (20–30 minutes).

2. Two interview stages with the Hiring Manager, including a technical discussion and an overview of the project.

3. Technical interview with the client, including practical questions and potentially live coding or a technical task.

4. Feedback and final decision.