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Software Development Engineer (React Native) - In Store Experience Mobile App

Software Development Engineer (React Native) - In Store Experience Mobile App

locationBudapest, 1138 Hungary
PublishedPublished: 29/05/2026
Full Time
About the role
  • Build high-quality mobile features using React Native (+ Expo)
  • Help shape architectural decisions for cross-platform development
  • Balance speed and quality while delivering customer-facing value
  • Collaborate across mobile, web, and platform teams
  • Tackle real-world mobile challenges—performance, device fragmentation, network constraints
  • Prototype, iterate, and turn ideas into production-ready features
  • Support and mentor teammates as the team grows into a cross-platform model
  • Real scale and impact (millions of users)
  • A meaningful platform transition already in motion (not just talk)
  • Opportunity to influence how React Native is adopted in a large organisation
  • A team that values ownership, learning, and collaboration

What is in it for you Tesco is a diverse and exciting employer, dedicated to being #aplacetogeton, providing career-defining opportunities to all of our colleagues. If you chose to join our business, we will provide you with:
  • Permanent contract from the go – as a sign of our trust in your abilities
  • Yearly salary bonus – based on both individual and business performance
  • Extensive private healthcare - complex care package including a wide range of specialists, medical services, and free flu vaccination
  • Cafeteria
  • Relocation Help - professional service to secure relevant working permits and other necessary documents
  • Learning opportunities - certified technical training and learning platforms like Udemy, Pluralsight, and O'Reilly
  • Referral Bonus
  • Learning culture and excellent opportunities to develop your career within your chosen field or something altogether new
  • Varied and exciting projects to play a part in – there is always something new and exciting in the pipeline
If that sounds exciting, then we'd love to hear from you. You will be responsible for

You may join work on the In-Store Experience Mobile App, a set of features within the Tesco app designed to make shopping in physical stores faster, easier, more convenient, and more personalised.


  • Integrated into the main Tesco app, making it easily accessible to millions of customers already using the platform

  • Store locator helps customers find and choose the most suitable store for their shopping journey

  • Enables real-time stock availability checking and precise in-store aisle location, helping customers find products quickly

  • Create digital shopping lists in advance in the app – no more forgotten paper notes

  • Delivers personalised in-store offers and emails

  • Reduces friction throughout the shopping journey, creating a smoother and more enjoyable in-store experience


Many more exciting features are on the way — join us and be part of shaping the future of in-store shopping at Tesco.


The In-Store Experience is part of the wider Tesco app ecosystem, currently native (iOS and Android) and evolving towards React Native with Expo.


This creates a great opportunity to:

  • Build features that directly improve millions of in-store shopping journeys
  • Work on location-aware and personalised experiences for Tesco customers
  • Contribute to the shift towards a scalable cross-platform setup in Agile setup

You will need
  • Strong experience building production React Native applications
  • Comfortable working across both mobile and web when needed, or open to picking it up
  • Confidence designing and scaling complex mobile architectures
  • Solid understanding of mobile platform constraints and trade-offs
  • Experience working with GraphQL APIs
  • Awareness of mobile accessibility best practices
  • Comfortable working across the full development lifecycle (design → build → release → iterate)
  • Familiarity with Agile / Lean environments (TDD, BDD, etc. are a plus)
  • A proactive mindset—ownership, curiosity, and a drive to improve things

Bonus points for open-source contributions or side projects you’re proud of


About us Tesco Business Solution and Tesco Technology were established in Budapest in 2019, supporting the Tesco retail business in Central Europe and the Tesco Group. TBST and Tesco Technology are part of our global business services and technology organisations within Tesco. In the UK, Ireland, India, Hungary, Poland, the Czech Republic we operate to offer great value to our customers every day. In Budapest, our Technology hub currently employs more than 200 – and a growing number – of highly trained software engineers and managers who are implementing global software development projects across fulfilment, supplier and product management, online and in-store loss prevention, and our online grocery sites. Our goal is to bring significant changes to the market by using the latest technologies. We are focusing on a large variety of modern technologies from the backend space and frontend to UX, UI and even data science and engineering. We are aiming to drive business value through innovation and to create an organization that fundamentally transforms the retail environment. We put accountability and ownership on the individuals and their teams in order to run a horizontal organization where teamwork is extremely important. With an end-to-end approach, we offer our colleagues opportunities for self-development and career growth. Our colleagues are the key to our success at Tesco. We foster an environment of openness and collaboration. We draw from the diversity, knowledge and experience of our colleagues. It is all about equal opportunities, no matter who you are, or where you come from, you can get on at Tesco. Our teams consist of individuals who can truly make a difference. Focussing on building a world-class business services centre alongside cutting-edge technology capability, they are working towards our goal of serving our customers and colleagues a little better every day. We are expanding our operations locally and we are looking for the best talent.