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Platform Fullstack Engineer in Barcelona

Hybrid in Barcelona·Full-time·Added yesterday (last checked 3 Nov)

Schwarz Digits

35 open roles

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Our summary

Work mode: Hybrid, Barcelona
Contract: Full-time
English: Required
Benefits: Private health insurance

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Skills

Nice to have

Schwarz Digits is hiring for this role in several places. This vacancy is in Barcelona.

Requirements

What we're looking for

Platform Engineering" Vision:
Investigates pain points across development teams and delivers solutions that provide real value.
Facilitates "Self-service" capabilities by automating processes and providing flawless documentation.
Translates business needs (support, experimentation, configuration) into scalable, reliable frontend and backend architecture decisions, taking into account the overall impact.
"Developer First" Mindset & Sensitivity to Developer Experience (DevEx):
Understands that their code serves not only the end user, but dozens of developers across other squads. Listens, understands, discusses, and prioritizes the needs of other developers within the context and status of the products.
Designs APIs, boilerplates, and technical solutions focused on reducing friction, abstracting technical complexity, and enabling other teams to be as autonomous as possible.
"Hands-On" Profile & Pragmatism:
Highly practical approach focused on delivering value. Enjoys writing frontend, backend, and infrastructure code, resolving real blockages, and avoiding complex abstractions or unnecessary over-engineering.
Excellent Communication & Evangelization Skills:
Ability to communicate architectural decisions, deliver internal workshops, and write flawless integration guides.
Autonomy & Proactivity:
Ability to detect performance bottlenecks in tooling or developer workflows, proposing and implementing quick wins without requiring micromanagement.

Pay & benefits

What you'll get

A modern, well-equipped workplace awaits you at Plaza Catalunya — right in the heart of Barcelona.

As part of our commitment to a positive and supportive work environment, our company offers a range of attractive additional benefits. These include restaurant vouchers, transportation benefits, health insurance, and fitness vouchers. Through our discount platform, you can also enjoy monthly discounts and benefits in a wide variety of categories, from services to clothing to accommodation.

Working closely with international departments, we develop customer-oriented solutions in flexible, small teams.

Our employees are very important to us. You will become part of an appreciative and open corporate culture with flat hierarchies.

We offer you diverse and exciting career opportunities in a dynamic work environment that stands for development and progress.

We believe in giving our employees the flexibility they need to do their best work. Our most popular model is the hybrid model, which gives employees the option to work remotely up to 12 days per month. In-office time is focused on collaboration.

The role

Your Skills

Backend & BFF (Backend-for-Frontend):
Backend Ecosystem: Advanced domain in developing robust and scalable services using .NET Core / C# and Node.js (NestJS / Express).
API Design & Resilience: Design and consumption of REST APIs, applying resilience patterns (circuit breakers, retries, rate limiting).
Modern Frontend & Micro-Frontends (MFE) Architecture:
Core Frameworks: Expert domain in React / TypeScript or Next.js for developing complex, modular, high-performance interfaces.
Module Federation: Hands-on experience with Webpack / Vite Module Federation for runtime dynamic loading of MFEs, managing shared scopes, and error isolation (Error Boundaries).
Authentication & State: Management of OIDC / OAuth2 identity and authentication flows, along with global/context state management.
Containers & Orchestration:
Docker: Demonstrable experience in managing, optimizing images (multi-stage builds), and securing Docker containers.
Kubernetes (K8s): Experience in orchestrating, deploying, and administering applications in K8s clusters (deployments, services, ingresses, configmaps).
CI/CD, GitOps & Quality:
CI Pipelines: Creation and management of Continuous Integration pipelines for build automation, executing unit/integration tests, static code analysis, and pushing images to registries (Harbor).
GitOps & CD: Practical experience in GitOps workflows and Continuous Deployment, with a preference for ArgoCD.
Testing: Experience in automated testing and a shift-left quality culture.
Nice-to-Have:
AI-Assisted Development & Agents: Experience or strong interest in AI-powered development workflows (Gemini, Copilot, Cursor, etc.), as well as integrating or developing AI agents and conversational interfaces to automate development or platform tasks.
Cloud Computing (Multicloud & GCP): Experience in Multicloud environments. Practical knowledge and experience in Google Cloud Platform (GCP) (Cloud Run, GKE, IAM, Secret Manager) or involvement in cross-cloud migration projects from Azure to GCP.
Infrastructure as Code (IaC): Terraform: Knowledge or experience in provisioning and automating cloud resources using Terraform, facilitating the creation of scalable, replicable environments integrated into platform deployment workflows.
Observability: Knowledge of telemetry and traceability standards such as OpenTelemetry, as well as experience implementing and querying observability dashboards in the Grafana Stack (Prometheus/Mimir, Loki, Tempo, K6).
Feature Flags: Management of progressive deployment workflows using Feature Flags (Unleash).
Tooling & Internal Developer Portals: Familiarity with the Backstage ecosystem (creation of Software Templates/Boilerplates and TechDocs).

About Schwarz Digits

Schwarz Digits is the digital and technology arm of the Schwarz Group, one of the world's largest retail groups, which includes Lidl and Kaufland. The company provides cloud services (STACKIT), cybersecurity solutions, and digital products to internal and external clients, with a strong focus on data sovereignty and European cloud infrastructure. With its headquarters in Neckarsulm, Germany, Schwarz Digits operates across Europe and employs thousands of professionals in engineering, data, and security roles.

In Spain, Schwarz Digits has a significant presence, particularly in Barcelona, where it runs a technology hub and a Security Operations Center (SOC). The company is actively hiring international talent for roles in cloud engineering, cybersecurity, and software development, offering a multicultural work environment and the opportunity to work on large-scale European cloud and security projects. For international professionals, Schwarz Digits provides a chance to join a growing tech organization within a major corporate group, with competitive benefits and a focus on innovation.

Industry: Cloud and Cybersecurity
Founded: 2021
Employees: 1,000–5,000
Headquarters: Neckarsulm, Germany
In Spain: Barcelona

Good to know if you are moving

Schwarz Digits is part of the Schwarz Group, which owns Lidl and Kaufland, providing financial stability and a strong corporate backing.
The company operates a major cybersecurity and cloud hub in Barcelona, Spain, with many roles based there.
STACKIT is a European cloud platform designed to meet strict data privacy and sovereignty requirements, offering a unique value proposition.
The company supports hybrid work models and offers relocation support for international hires.
Working language is primarily English, making it accessible for international professionals.

In their own words

About the company & team

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.

All open roles at Schwarz Digits