Empleos de senior java backend engineer en Madrid

Back Market seeks a Senior I Engineer to join our fast-growing team in Paris. You will work across the stack, from Python backends to Vue.js frontends, helping modernize a distributed architecture and deliver scalable, reliable products. Join an environment that values ownership, collaboration, and learning, with a hybrid policy, remote days, and...

Grupo Clave busca un/a Senior Back-End Developer para formar parte de un equipo técnico de alto rendimiento en un proyecto estratégico. Se valorará experiencia sólida en Java Spring Boot, microservicios y diseño de APIs (REST/GraphQL/gRPC). El puesto ofrece modalidad 100% remota, horario flexible y oportunidad de crecimiento técnico y liderazgo dentro...

Nationale-Nederlanden Oxygen in Madrid seeks an experienced Node.js Backend Engineer to modernise backend applications, automate processes and lead tech-driven changes. You will design, implement and maintain scalable services in a cross-functional Agile team, shaping the future of NN's digital bank offerings. The role emphasizes architecture, automation,...

Join a fast-growing fintech team building scalable payment solutions across the EU/UK, with opportunities for growth, flexible work arrangements, and a competitive compensation package.

Pearson is seeking a Senior Software Developer to help design and deliver AI-enabled backend services for our digital learning products. You’ll join an international team to build scalable solutions, implement microservices, and drive DevOps practices across the lifecycle. The ideal candidate has strong Python skills, cloud experience (AWS/GCP/Azure), and...

You will take ownership of a backend system that is critical to the company and our customers. You will have the opportunity to help define our roadmap and find the best technical solutions. You will also have time to run some experiments and bring new ideas to the table. Your responsibilities:Hands-on code implementation, code reviews, testing Ensure...

Key ResponsibilitiesAs a Backend Engineer within Advanced Analytics (DA3) in the Chief Data & AI Office area at Allianz Partners, you will join our central AI team to build reusable AI foundations and production‑grade AI services on a global scale. We are looking for an engineer with strong software engineering fundamentals and hands‑on cloud and DevOps...

We are bsport. The place to be!bsport is an all-in-one platform combining boutique fitness and advanced technology. Our platform helps our partners manage their bookings, payroll, marketing and more, to streamline operations and boost their commercial success. Since we launched in 2019, we have already achieved the following: We’ve built a community of...

Miratech is seeking a Senior Backend Engineer (Golang) to design and build scalable, reliable backend systems. You will develop distributed services, design robust APIs, and implement event-driven architectures, with occasional frontend support in React. The role emphasizes scalability, security, and maintainability, working on integrations with enterprise...

Experis España busca un Senior .NET Developer para un proyecto estable, 100% remoto desde España, con foco en IA y Azure. Se trabajará con .NET 8 o superior, APIs REST y entornos Azure, incluyendo Azure Entra ID. Ofrecemos contrato indefinido y oportunidades de crecimiento técnico.La banda salarial llega hasta 44.000 € brutos anuales, con retribución...

Xe.com is hiring a senior back-end engineer to own end-to-end problems, from API design and data modeling to service implementation and production reliability. You will design backend services that move money, build scalable multi-currency platforms, and lead cross-functional delivery with product, compliance, and operations. You will mentor mid-level...

Grafana Labs is hiring a Senior Backend Engineer focused on databases and Loki ingest for the Loki ecosystem. You will work in a remote, globally distributed team on Go-based services running in Kubernetes, delivering scalable telemetry databases and cloud services. You’ll influence roadmap, own features from ideation to production, and collaborate with...

Fundcraft is seeking a Mid or Senior Backend Engineer to join Product Enablement. You’ll help maintain and extend the platform, handle bugs, and collaborate with data fixes and roadmap delivery. You’ll work in a small, agile team close to users and stakeholders, with flexible hours and modern Girona offices. We value user-centric design, fast feedback,...

Preply Inc. in Barcelona is seeking a Senior II Full-Stack Engineer (back-end heavy) to join a cross-functional team. You’ll design and evolve scalable back-end systems with Python/Django while contributing to frontend in React/TypeScript, balancing immediate product needs with long-term sustainability. The role is hybrid, with about 85% back-end focus and...

Join to apply for theSenior Software Engineer (Python / Backend) ID41787role atAgileEngine .AgileEngine is an Inc. 5000 company that creates award-winning software for Fortune 500 brands and trailblazing startups across 17+ industries. We rank among the leaders in application development and AI/ML, and our people‑first culture has earned us multiple Best...

We power people’s progress.At Preply, we’re all about creating life-changing learning experiences. We help people discover the magic of the perfect tutor, craft a personalised learning journey, and stay motivated to keep growing. Our approach is human-led, tech-enabled - and it’s creating real impact. We’ve just reached unicorn status with a $150M...

Pearson is seeking an experienced Senior Software Developer to design and deliver backend components for digital learning products. You will partner with product teams to set objectives, define timelines, and implement scalable services with AI integration across cloud environments. This role emphasizes autonomy, ownership, and collaboration within a...

Techsoulogy group busca un desarrollador backend PHP para unirse a su equipo en Barcelona. Diseñará y mantendrá herramientas internas, migrando hacia arquitecturas modulares y eficientes, con foco en calidad y rendimiento. Se valorará experiencia en API, MySQL y conocimientos básicos de frontend. Contrato indefinido, modelo híbrido en Barcelona y...

HCL Technologies Limited is seeking a Backend Developer to strengthen our Spain-based team. You will design and implement backend services, compose APIs, and contribute to CI/CD using Azure DevOps. Proficiency in Maven, JPA/JDBC, and databases is expected, with knowledge of OpenShift and scalable architectures. You should be comfortable with distributed...

Pearson is hiring a Senior Software Developer to design and deliver backend components for AI-enabled educational products. You will work in cross-functional teams to implement scalable services, APIs, and microservices while integrating AI capabilities and maintaining strong technical documentation.The role emphasizes autonomy, ownership, and collaboration...