Shape the Future of Retail Experiences
At GK – a global leader in retail technology and part of the Fujitsu Group, specializing in checkout, store operations, and customer experience – you’re not here to maintain the status quo — you’re here to disrupt, innovate, and elevate. As a Fullstack Developer (all genders) you’ll be the driving force behind digital transformation for some of the world’s most iconic retailers. From top tier POS systems to mobile-first experiences and smart store logistics — you’ll make it all happen.
Location: Hybrid Work (Barcelona)
You will become part of our team, developing software solutions for retail chains around the world.
You will be involved throughout the entire software lifecycle, from understanding business requirements to implementing, testing, and deploying solutions.
Beyond coding, you will participate in analysing requirements, troubleshooting issues, and proposing improvements to existing applications.
Our backend is primarily built with Java and Spring, while the frontend is mainly developed with Vue.js, JavaScript, and TypeScript.




You will work in teams and collaborate regularly with international colleagues, so English is part of the day-to-day work.
Someone with a solid foundation in software development and a genuine interest in building fullstack applications.
Experience with Java and Spring/Spring Boot for backend development, together with knowledge of Vue.js or another frontend framework (React, Angular, etc.) and JavaScript or TypeScript.
Understanding of REST APIs, relational databases (SQL), and source control systems such as Git.
Knowledge of tools such as Maven, JUnit, IntelliJ, OpenAPI/Swagger, YAML, or CI/CD pipelines is a plus.
Good communication skills in English, together with a collaborative attitude, ownership mentality, and willingness to learn and continuously develop technical skills.
Remote-first, versátil hours – work where and how you thrive.
Permanent contract in a future-focused, stable environm

📌 JAVA Fullstack developer (Barcelona)
🏢 GK Software
📍 Barcelona