Lead Quality Engineer (Marketplace)

Lead Quality Engineer (Marketplace)

(Hybrid/Kraków – 1 day per week in the office)

We’re Kingfisher, a team made up of over 74,000 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: 

• 23,000 - 30,000 PLN gross per month on an employment contract

• 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

We are looking for an experienced Lead Quality Engineer to join our Software Engineering team. In this role, you will drive all quality engineering initiatives within the Marketplace team - the platform that empowers third‑party merchants to offer their products across our ecosystem.

You will collaborate closely with engineers and key stakeholders to embed best‑in‑class quality practices throughout the entire development lifecycle. Your work will help shape our testing strategy, strengthen automation, and foster continuous quality improvements that directly support the success of the Marketplace business. 

Responsibilities

• Drive designing, building and maintenance of long-term test automation solutions within the team and the domain

• Have a leading role in shaping quality engineering strategy within the team and the domain

• Contribute to the CI/CD solutions working closely with Software Engineers and Quality Engineers

• Collaborate closely with engineers and product stakeholders to ensure quality is considered throughout design, development, and delivery.

• Create and run automated tests at multiple levels, including API, integration, and end-to-end scenarios

• Ensure test coverage supports platform scalability, reliability, and long-term sustainability.

• Embed automated tests into delivery pipelines to provide timely and reliable feedback.

• Identify potential quality risks early, helping to prevent defects and improve overall platform stability.

• Support other engineers by sharing testing knowledge and promoting effective automation practices.

• Coach and facilitate the growth of less experienced team members

What you'll bring

• Strong experience in backend test automation using Java and/or Kotlin, with hands-on use of Cucumber & Rest-Assured

• Proven experience in API testing, including designing, implementing, and maintaining automated tests for RESTful services.

• Practical knowledge of tools and libraries used for API validation

• Practical knowledge of event-based architecture

• Strong experience with version control systems (Git)

• Practical knowledge and experience with non-functional testing (load, performance)

• Solid understanding of software testing fundamentals, including test design, coverage, and early defect prevention.

• Experience integrating automated test suites into CI/CD pipelines to support fast and reliable feedback.

• Practical knowledge of Docker or Docker-like tools (Rancher Desktop, Podman)

• Ability to work closely with backend engineers to ensure services are testable and quality is built in from the start.

• Strong analytical and problem-solving skills, with a proactive approach to identifying risks and improving quality.

• Experience working in Agile environments, contributing to the continuous improvement of testing practices and tooling.

• Excellent command of English (written and spoken)