Senior Software Engineer (Node)
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Job Location:
Monthly Salary:
Posted on:
18-10-2025
Vacancies:
1 Vacancy
Job Summary
Overview
Senior Software Engineer (Node)
(Hybrid/Kraków 1 day per week in the office)
Who we are and what we create
Were Kingfisher a team made up of over 74000 passionate people who bring Kingfisher - and all our other brands: Castorama B&Q Screwfix Brico Dépôt and Koçtaş - to life. Thats right were 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 thats 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:
- Up to 25000 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
Whats the job
About the role
As part of Kingfishers Engineering Centre in Krakow we are expanding our teams dedicated to Castorama Polska one of the countrys most recognized DIY retail brands. These teams will be shaping the future of retail by building and evolving Castoramas 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.
Do you thrive in an agile environment that embraces modern design architecture and tools Look no further!
Our Mobile development team is growing andwereseekingGraphQLand NodeJS developer who wish to further their career. As part of our teamyoullbe given the opportunity to drive and deliver exceptional work.
Our mission To craft a world-class mobile experience for our the lookout for top talent to build NodeJS andGraphQLmiddleware for new iOS and Android native apps and potential to work further afield.
Responsibilities
- Design develop andmaintainscalable and robust back-end systems using andGraphQL.
- Implement and manage server-side logic ensuring high performance and responsiveness
- Develop andmaintainschemas and resolvers forGraphQLAPIs.
- Deploymonitor and manage applications on AWS.
- Collaborate with front end developers product managers and other stakeholders to define API requirements and functionalities.
- Optimizeapplications for maximum speed and scalability.
- Troubleshoot and debug applications and perform code reviews.
- Create andmaintaincomprehensive documentation for new and existing features.
- Manage and mentor junior members of the team
What youll bring
Skills and experience
- Proven professional experience in back-end development with and GraphQL.
- Proficiency in JavaScript and TypeScript with excellent experience using Visual Studio.
- Solid hands-on experience with AWS services.
- Strong knowledge of Git and containerisation technologies (Docker).
- Good understanding of CI/CD pipelines and modern development workflows.
- Familiarity with authentication and authorisation mechanisms (OAuth).
- Excellent analytical and problem-solving abilities with strong attention to detail.
- Strong communication skills and proven ability to work effectively in team environments.
- Excellent command of English (written and spoken)
To get to know us better visit:
Required Experience:
Senior IC
Key Skills
- Spring
- .NET
- C/C++
- Go
- React
- OOP
- C#
- AWS
- Data Structures
- Software Development
- Java
- Distributed Systems
About Company
Kingfisher plc is an international home improvement company with over 1,360 stores in nine countries across Europe. We operate under retail banners including B&Q, Castorama, Brico Dépôt, Screwfix, Tradepoint and Koçtaş, supported by a team of 77,000 colleagues
