Senior QA Automation Engineer

Contract: B2B, long term

Start date: mid-August

Mode: hybrid (2 days per week at the office in Warsaw)

Introduction & Summary:

A highly skilled Quality Engineer is sought to join a dynamic team focused on test automation and quality assurance. This role emphasizes expertise in API, frontend, integration, and end-to-end testing, with a strong focus on non-functional testing aspects such as performance and security. Ideal candidates will possess a collaborative mindset and a commitment to quality from the onset of the development process.

Main Responsibilities:

• Executing API, frontend, integration, and end-to-end test automation.

• Performing contract testing and schema validation.

• Defining acceptance criteria from specifications.

• Validating workflows, state transitions, authorizations, and audits.

• Conducting data quality and traceability testing.

• Implementing CI/CD quality gates and ensuring release readiness.

• Carrying out non-functional testing for performance, reliability, and security.

• Evaluating AI/agent performance including quality recommendations and validations.

Key Requirements:

• Experience in spec-driven development mindset.

• Knowledge of contract-first delivery methodologies.

• Proficiency in .NET, React, and API-first delivery.

• Understanding of agentic workflow and human-in-the-loop governance.

• Commitment to auditability, traceability, and explainability by design.

Nice to Have:

• Experience in cross-capability collaboration.

• A strong quality and validation culture.