Schwarz Digits creates the technological foundation for digital sovereignty in Europe. As the IT and digital division of the Schwarz Group, we develop and manage the IT infrastructures for the retail divisions Lidl and Kaufland, as well as Schwarz Production and PreZero. At the same time, we operate as an independent provider in the external market to support companies across Europe in their digital transformation. We bundle our core services in the areas of Cloud, Cyber Security, Data & AI, Communication, and Workspace.Join us and contribute to digital sovereignty in Europe. With us, you will work at the intersection of agility and security: You will benefit from fast decision-making processes, enjoy genuine creative freedom in your projects, and be able to build upon the stable foundation of the Schwarz Group.

Fullstack Developer

Employment Area: Location: Employment Type: Your Tasks

End-to-End Feature Development: Own and deliver features from business logic and backend endpoints to responsive mobile user interfaces.
Mobile Architecture & Development:



Build and evolve screens and user flows in React Native using TypeScript, ensuring clean architecture, and solid performance across devices.
API & Service Design: Design and build, and maintain RESTful APIs and decoupled services in .NET (C#), establishing reliable integration contracts and robust throughput.
Shift-Left Culture & Quality: Own code quality across both layers. Write and maintain unit, integration, and E2E tests, ensuring software reaches production with maximum stability and confidence.
Direct Collaboration with Discovery: Partner directly with our Product Designer and Product Data Analyst without relying on managers as bridges.
Continuous Delivery & Vertical Slicing: Break down complex epics into small, functional slices supported by feature flags, maintaining a steady, predictable delivery pace across parallel products.
Constructive Conflict & Code Reviews: Actively participate in code reviews ac

📌 Fullstack Developer (Barcelona)
🏢 Schwarz Dienstleistungen
📍 Barcelona