Empleos de senior java backend engineer microservices en Madrid

Jobgether SRL, listed on behalf of a partner company, seeks a Senior Software Engineer (Node.Js/Python) based in Spain to build backend and AI-enabled systems powering an innovative mobility platform. You will design, develop, and operate scalable web services and APIs using Node.Js, TypeScript, and Python, owning architecture and working with AI engineers...

Mystery Project busca un Senior Backend Developer para Barcelona, con funciones de diseño, desarrollo y despliegue de APIs escalables usando Node.Js, TypeScript y NestJS. El candidato trabajará en migración hacia una arquitectura serverless en AWS y contribuirá a soluciones basadas en eventos con Lambdas, API Gateway y RDS.Formarás parte de un equipo...

Tecdata busca Senior Scala Backend Developers para unirse a un proyecto internacional en modalidad 100% teletrabajo. Los candidatos participarán en el desarrollo y evolución de una plataforma SaaS empresarial basada en tecnologías Scala y AWS. El rol implica desarrollo backend, diseño de APIs, optimización de consultas SQL, y colaboración en entornos...

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...

About the teamThe AI/ML Engineering team builds and operates ClickHouse's AI and machine learning products end-to-end. This includes the Agentic Data Stack, AI Functions, chDB, the in-Console copilot, and the AI/ML partnerships that distribute them — together with the shared components and expertise that let every other ClickHouse team ship AI in the...

Pearson is seeking a Senior Software Developer to design and deliver AI-enabled backend services in a hybrid setup across Poland or Spain. You will work with cross-functional teams to architect scalable systems, deploy AI integrations, and lead DevOps-driven delivery. This role emphasizes autonomous ownership, strong collaboration, and adherence to best...

Block Labs is seeking a Go backend engineer to build distributed, transactional backend services across crypto, fintech, and real-money gaming. You will own architectural decisions and be responsible for production behaviour in a high-velocity environment. The role focuses on writing robust Go services, ensuring correctness, and operating the system with...

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...

Ebury's FinCore Engineering team seeks a Senior Software Engineer to modernize our FX platform, reduce technical debt, and build high-throughput backend systems. You will lead architecture choices, own delivery from discovery through production, and mentor others across Europe and South America. We value strong domain knowledge in FinTech, excellent English,...

Initium Software busca un Backend Software Engineer para diseñar y evolucionar soluciones Backend de misión crítica en un ecosistema dinámico. Se trabajará en microservicios, APIs RESTful y prácticas de calidad mediante testing automatizado con Maven, Spring y Java. La posición ofrece modalidad remota/híbrida, desarrollo con tecnologías de...

Rechat Inc is seeking an experienced Backend Engineer to architect and maintain core services powering our CRM and Marketing platforms. You will design scalable data models and write high-performance SQL queries, ensuring robust testing and smooth API evolution. The role emphasizes collaboration with Customer Success and cross-functional teams, driving...

New Relic is seeking a backend engineer to design, build, and operate JVM-based microservices (Java/Kotlin) powering massive telemetry pipelines and observability features. You will own services end-to-end, implement asynchronous patterns, and contribute to a scalable, resilient platform used by engineers globally. The role emphasizes strong collaboration,...

Aircall is seeking a Senior Backend & AI Engineer responsible for designing, developing, and deploying critical AI features. With a focus on LLMs, you will be involved in building chatbots and automated content generation tools. The position emphasizes collaboration, innovation, and high-quality coding practices in a fast-paced environment. Join Aircall to...

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...

bsport is an all-in-one platform for boutique fitness and technology. We are hiring a Senior Backend Engineer in the Community & Engagement team to build scalable backend systems for marketing, communications and member data across thousands of studios worldwide. You will own complex backend projects, contribute to re-architecture, and collaborate with...

Elastic's Observability Streams team is building Elastic's unified data pipeline and the backend services powering Logstash. You will design, build and operate features in Java and Golang, contribute to the OpenTelemetry Collector, and help deliver reliable data routing at scale.This remote-first, globally distributed role demands strong communication, deep...

Dow Jones in Spain (Catalonia) seeks a Senior Software Engineer to design, build, and operate reliable backend services and APIs powering product experiences and internal tools. You will lead complex features, improve performance and observability, and collaborate with cross-functional teams.You will work with Java, Spring Boot, and Python; AWS, Linux,...

At adidas, every day is a chance to flip the script. An invitation to take everything we know and re-invent it. Do it better. Never settling for good enough.Every day we get up, invent, adapt, improvise, find new ways to collaborate, and do the unexpected. We’re creators, makers and doers. Helping athletes make a difference, not just in their games, but in...

DXC Technology busca un profesional senior para administrar infraestructuras y apoyar el desarrollo de aplicaciones backend en entornos corporativos de producción. Colaborarás con desarrollo, infraestructura y operaciones para garantizar estabilidad, disponibilidad y seguridad, implementando prácticas de DevOps y despliegues multiplataforma.Participarás...

Pearson is seeking an experienced Senior Software Developer to design and deliver AI-enabled backend services for our digital products. You will partner with product owners, lead backend projects, and architect scalable APIs, focusing on microservices deployment and AI integration. This full-time, hybrid role supports collaboration from Madrid or Poznań...