Empleos de remote java backend engineer ai en Madrid

Greinfort Solutions S.L. busca un desarrollador de backend para integrarse en el equipo de I+D y avanzar en el desarrollo de servicios Greinfort y futuras líneas de negocio. Se valorará capacidad para actuar como puente entre el equipo técnico y el cliente, trasladando valor de negocio y apoyando en reuniones con clientes y demostraciones técnicas. La...

Luxoft Spain is seeking a skilled Java backend engineer to join our development team working on sophisticated software for a global orthodontics leader. You will design and develop web systems, contribute to API services, and help integrate internal systems across the manufacturing process. The role requires 5+ years of Java experience, deep knowledge of...

Lever, Inc. is seeking a Senior Software Developer (Node.js/Python) based in Spain. You will design, develop, and operate scalable backend services and AI-enabled components, collaborating with AI engineers and cross-functional teams to deliver production-grade APIs. You will own technical decisions, enforce coding standards, and mentor peers while working...

Plexus Tech busca un/a desarrollador/a backend con Java para un proyecto en el sector bancario. Las tareas incluyen optimizar el rendimiento del procesamiento por lotes diario, integrar bibliotecas cuantitativas y asegurar CI/CD en verde.Se valora experiencia con Spark, Parquet y AWS, y nivel de inglés B2. La posición ofrece teletrabajo al 100% y...

Knowmad mood, una compañía líder en transformación digital, busca un backend developer senior para impulsar arquitecturas modernas, APIs y soluciones escalables en entornos internacionales.Serás parte de un equipo técnico que promueve buenas prácticas (SOLID, TDD), microservicios y CI/CD, con enfoque en IA aplicada al desarrollo y trabajo remoto con...

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...

Greenhouse Software, Inc. is seeking an AI-Driven Software Engineer to build and optimize a hybrid Node.js–C++ system. You will transform architectural specs into robust code and leverage AI tools to accelerate development while preserving quality. You will collaborate with architecture roles, read and debug C++ within Linux environments, and optimize...

Arsys in Alcobendas (Madrid area) is seeking a software engineer to build a hybrid Node.js–C++ system and transform architectural specs into production-ready code. You will develop backend components and optimize Node.js–C++ interactions in a fast-paced environment. You will leverage AI tools to accelerate development, apply test-driven practices, and...

Otto Group Solution Provider Spain Sl 1 is seeking an experienced backend developer to join our Dev Ops-driven team in Madrid. You will implement cloud-based business systems for a major e-commerce client and shape system design with the Product Owner. You will collaborate with our German colleagues in an international environment, leveraging Java and Kotlin...

Senior Backend Engineer (Java & Microservicios)Impulsa la arquitectura backend del futuro con Java y sistemas distribuidos En Initium Software conectamos al mejor talento técnico con los proyectos más desafiantes e innovadores del mercado. No somos una consultora tradicional; somos socios estratégicos que creemos en el impacto real a través de la...

Elastic, the Search AI Company, seeks a Senior Software Engineer for the Integrations Team to enable Elastic inside the AI ecosystem. You will build and maintain the MCP server, agent skills platform, and third-party integrations, working with Go and other languages while collaborating with product teams and partners. You will contribute to the Elastic CLI,...

Barcelona, Spain · Full-time · Fully office-based €65,000–€85,000 gross per year Candidates must already be based in Barcelona. Visa sponsorship is not available. Build the systems behind AI-powered email marketing. Migma is building an AI platform that creates and sends on-brand email campaigns end to end. We are a two-person founding team in...

Pearson is seeking a highly autonomous Senior Software Developer to join our AI-enabled English language learning platform. You’ll design and deliver scalable backend services and APIs, integrate AI models, and guide the full software lifecycle with DevOps and Clean Code practices. Based in a hybrid setup, this role requires strong collaboration with...

En IRIUM nos preocupamos porque no dejes de perseguir tus sueños. Prepárate para conquistar tus metas, y ten siempre presente disfrutar del camino. Buscamos un/a Senior Backend Engineer con más de 8 años de experiencia en desarrollo backend, especializado/a en Java 25 y arquitecturas distribuidas modernas. ¿Qué estamos buscando? -Más de 8 años de...

Fujitsu busca profesionales con talento para un puesto en backend. Se valora amplia experiencia (5+ años) en TI/consultoría y una base sólida en Java, Spring Framework y Hibernate ORM. Se requieren conocimientos en No SQL/SQL y experiencia con Maven, Docker, Git y Jenkins. Es un rol híbrido, con presencialidad tres días a la semana, y opciones de...

Talan Group is seeking an AI-native engineer to contribute to the software development life cycle from requirements analysis to production deployment. The ideal candidate has over 5 years of backend software engineering experience with a strong command of Java, Spring Boot, and AI-assisted tools. This remote position provides the opportunity to work in a...

Jobgether SRL is seeking a Middle Software Engineer (Ruby on Rails) for a fully remote role based in Spain. You will own core backend systems, deploy roadmap features end‑to‑end, and apply AI coding agents to accelerate development. You will work within an international team on content processing, merchant administration, and workflow automation. The...

Amazon Spain Services, S. L. U. is seeking a Software Development Engineer (Backend) to help build the next generation of apps and services. You will work with the Ring backend team, designing low-latency, highly available systems that power doorbells, cameras, and other devices. You will join a talented team focused on delivering revolutionary features,...

King is seeking a versatile Software Engineer to build backend services and APIs used across multiple games. You will work on distributed systems, event-driven architectures, and data flows that connect Player Support with game and internal platforms. You’ll own features end-to-end, focusing on reliability, observability, and maintainability, while...

Swiss Re in Spain seeks a Senior Backend Engineer to design and deliver reliable backend services, APIs, and automation across platforms and languages. You will contribute to AI agents and intelligent automation, mentor peers, and help drive engineering resilience. You will work across enterprise data and databases, apply strong design and testing practices,...