Overview

Software Engineer (Node)

(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. Interested? Great, apply now and help us to Power the Possible.

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

• 13,000 - 22,000 PLN gross 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

As part of Kingfisher’s Engineering Centre in Krakow, we are expanding our teams dedicated to Castorama Polska - one of the country’s most recognized DIY retail brands. These teams will be shaping the future of retail by building and evolving Castorama’s mobile app, e-commerce platform, and the back-office systems that power store operations across Poland. If you join us, you will not just be writing code - you will be directly influencing how millions of customers shop, browse, and interact with their local Castorama stores. From launching a new generation of mobile apps to streamlining in-store tech, your work will have a real, visible impact in your own backyard.

Our Mobile development team is growing, and we’re seeking GraphQL and NodeJS Engineer who wish to further their career. As part of our team, you’ll be given the opportunity to drive and deliver exceptional work for all our banners like B&Q, Castorama, TradePoint etc.

Our mission? To craft a world-class mobile experience for our customers. We’re on the lookout for top talent to build NodeJS and GraphQL middleware for new iOS and Android native apps and potential to work further afield.

Responsibilities

• Design, develop, and maintain back-end services using Node.js and GraphQL.

• Implement server-side logic to ensure solid performance and reliability.

• Develop and update schemas and resolvers for GraphQL APIs.

• Support the deployment, monitoring, and day-to-day operations of applications on AWS.

• Collaborate with front-end developers, product managers, and other stakeholders to define and refine API requirements.

• Contribute to improving application performance and scalability.

• Troubleshoot, debug, and support code maintenance activities.

• Produce and update documentation for developed features and services.

What you’ll bring

• Professional experience working with Node.js and GraphQL in a back-end development role.

• Proficiency in JavaScript and TypeScript, with experience using Visual Studio Code.

• Hands-on exposure to AWS services.

• Good working knowledge of Git and containerisation tools such as Docker.

• Understanding of CI/CD pipelines and modern development practices.

• Familiarity with authentication and authorisation mechanisms (e.g., OAuth).

• Strong analytical and problem-solving skills with attention to detail.

• Effective communication abilities and comfort working within a collaborative team environment.

• Excellent command of English (written and spoken)