Overview

Principal Quality Engineer

(Hybrid)

We’re Kingfisher, a team made up of over 82,000 passionate people who bring Kingfisher - and all our other brands: Castorama, B&Q, Screwfix, Brico Dépôt and Koçtaş - to life. That’s right, we’re big, but we have ambitions to become even bigger and even better. We want to become the leading home improvement company and grow the largest community of home improvers in the world. And that’s where you come in.

At Kingfisher, our customers come from all walks of life, and so do we. We want to ensure that all colleagues, future colleagues, and applicants to Kingfisher are treated equally regardless of age, gender, marital or civil partnership status, colour, ethnic or national origin, culture, religious belief, philosophical belief, political opinion, disability, gender identity, gender expression or sexual orientation.

We are open to flexible and agile working. Therefore, we offer colleagues a blend of working from home and our office, located in Kraków. Talk to us about how we can best support you!

At Kingfisher, we value the perspectives that any new team members bring, and we want to hear from you. We encourage you to apply for one of our roles, even if you do not feel you meet 100% of the requirements.

In return, we offer an inclusive environment, where what you can achieve is limited only by your imagination! We encourage new ideas, actively support experimentation, and strive to build an environment where everyone can be their best self.

We offer a competitive benefit package and plenty of opportunities to stretch and grow your career:

• Private medical healthcare at LUXMED (including dentalcare) for you and your family
• Medicover sports card (Fit&More package)
• Life insurance financed by the employer
• 30-minute lunch break included in the 8-hour working day
• Work in a highly professional and stimulating atmosphere
• Training & Buddy programme that will allow you to quickly adapt to your new role
• Wellbeing programme for employees
• Co-financing of monthly tickets for the public transport in Krakow
• Comfortable working environment in the office and the possibility of home office
• Language courses, accounting courses, access to LinkedIn Learning and the possibility of co-financing studies and certification
• Employee referral programme

What’s the job?

About the role As a Principal Quality Engineer, you will play a crucial role in shaping and driving quality practices across our engineering domain. You will work closely with Engineering Squad Leads, fellow Principal QEs, and Tooling Specialists to ensure consistency, scalability, and excellence in testing approaches.

You will guide teams in the adoption of best practices, support cross-domain alignment, and actively contribute to our Quality Chapter’s strategic initiatives.

If you’re looking for an exciting opportunity to step out of your comfort zone and make a real impact building better software, this is the job for you!

Responsibilities

• Help teams adopt best practices from the Quality Chapter, ensuring they keep pace with our Cloud, DevOps, Tooling, and Simulation strategies.
• Bring together Leads and Engineers to align testing approaches and support planning across domains.
• Collaborate with other Principal QEs to share lessons and maintain consistency in ways of working.
• Introduce appropriate testing tools with support from the Tooling Specialists.
• Make sure all Engineering Squads follow agreed testing processes, including Team CI and Group CI.
• Identify and arrange the creation of required test data, in line with our Test Data Strategy.
• Ensure clear and consistent test reporting across the domain.
• Support Quality Chapter goals and wider engineering improvement efforts.
• Promote Agile working methods across teams.
• Highlight future skills and tooling needs to inform wider planning.
• Provide guidance and mentorship to junior team members.

What you’ll bring

Skills and Experience

• Strong experience in test automation - ideally with Playwright/Cypress or Selenium (experience with both is highly advantageous).
• Proficiency in API testing tools and practices: Postman, REST Assured, GraphQL.
• Solid programming skills in TypeScript/JavaScript or Java.
• Experience with microservices and micro-frontends.
• Practical knowledge of CI/CD pipelines using GitLab (Jenkins is a nice to have)
• Familiarity with cloud environments (AWS, Azure, or GCP).
• Strong understanding of simulation/mocking libraries and performance testing tools.
• Knowledge of security testing concepts is desirable.
• SQL expertise and containerisation tools experience are beneficial.
• Proven ability to influence, mentor and lead across engineering functions.
• Awareness of AI in the context of testing is a plus.
• Excellent command of English (written and spoken)

To get to know us better visit:

LinkedIn

Kingfisher plc