Senior QA Engineer (m/f/d)

Knauf stands for opportunity. This exciting role offers you the ideal opportunity to begin and further develop an impressive career within a values-driven culture.

As a global building materials manufacturer with 43,500 employees in 90 countries, we offer diverse opportunities to ambitious talent. We value every contribution and are committed to creating a safe and inclusive work environment with the aim of developing sustainable solutions for a better future.

Knauf Information Services GmbH is proud to be a part of the Knauf Group. With a long-standing tradition, and a growing international presence, we are seeking dedicated individuals to help us achieve our long-term vision.

Can you say ‘yes’?

• Is respectful and appreciative interaction within the team a given for you?

• Do you always put the customer at the center of your actions?

• Do you consider the future and upcoming generations in your actions?

• Do you strive for personal and professional growth?

What you'll do

• Review requirements and designs; plan testing each sprint (tasks and estimates); run test case reviews; work with developers on dependencies; align with product/client teams on system needs.

• Build and execute tests for new and existing features; manage and update the regression suite; estimate, prioritize, and coordinate testing across sprints and releases.

• Manage defects end to end: identify, reproduce, document, and track bugs; verify fixes and run full regression; track QA metrics (e.g., defect density, open defects) and report trends.

• Ensure release readiness: perform pre‑launch quality checks, follow release processes and timelines, and help deliver stable, cost‑effective software that meets client needs.

• Elevate quality practices: mentor QA engineers, collaborate beyond the product team, promote best practices and self‑study, and stay current with new testing tools and strategies.

Who you are

• 8+ years in software QA and development; excellent analytical and communication skills; able to handle multiple tasks; experienced with Agile/Scrum and the full SDLC.

• Strong knowledge of QA methodologies, tools, and processes; proficient with test management systems (Azure DevOps Test Plans/ADO, JIRA); write clear, comprehensive test plans and test cases.

• Hands-on with testing and data tools (Postman, MS SQL Management Studio, JSON); solid SQL and scripting skills.

• Experience with complex integrations (APIs, web services) and SaaS/PaaS cloud platforms; performance and/or security testing experience is a plus.

• Bonus skills: XML, JavaScript, .NET framework, T‑SQL, jQuery, React, and SAP products (ECC/S4, SuccessFactors, Ariba, CPI/IS).

What we offer you

We all shape our lives individually. As an employer, we play a significant role in the daily life of our employees and aim to support them with various offerings. This includes, among other things:

• Security: Permanent employment contract in a stable, successful family owned business

• Flexibility: A wide time window for flexible working and weekly remote days

• Fitness and health: Discounts on various sports and leisure activities, active health promotion, private health care, occupational safety, and more

• Time Savings: Parking and direct access to public transport (train, bus)

• Feel Approach: Welcome days and individual onboarding, company and team events

• Personal career and career development: Individual support for extra-occupational studies, further education and training courses

• Inspiring work environment: Our nicely designed office offers you an environment that fosters creativity and productivity. We love coming together as a team here!

Knauf as an employer

Knauf Information Services GmbH is a key driver of the KNAUF Group's global growth and digital transformation. A team of 500 highly qualified experts is committed to supporting the Group and its customers worldwide with innovative IT solutions and customized services. The core competencies of Knauf IT cover a wide range of IT services, including the development and implementation of complex software solutions, the optimization of business processes through digital technologies and ensuring IT security and data protection.

The Knauf Group is proud to be an equal opportunity employer. We are committed to a diverse and inclusive work environment, and we make all personnel decisions across all areas of our company based on