Empleos de senior net full-stack developer en Madrid

Ultralytics is seeking a Senior Full Stack Engineer to design, develop, and scale the Ultralytics Platform, our end-to-end AI model development environment.You will build robust backend services with Python/FastAPI, craft responsive frontend with TypeScript and Nuxt.js, and manage cloud infrastructure on GCP with Docker, while driving CI/CD via GitHub...

Santander is seeking a Senior Full Stack Engineer based in Madrid to design and operate secure, scalable applications and APIs for the Knowledge Base Platform, collaborating with AI, Data, Cloud, DevOps, Product, and Security teams.You will work on production-grade capabilities for RAG, GraphRAG, semantic search, and AI agents, using FastAPI, React, Python,...

Responsibilities Lead the design, development and operation of new capabilities across our SaaS products. Make architectural decisions that balance immediate business needs with long‑term scalability and maintainability. Work closely with product, engineering and business leadership to shape product roadmaps and technical strategy. Identify and drive...

Can you imagine building AI-powered products that transform how business teams generate strategic insights? Join our expert team to work on a Pharmaceutical sector product, contributing to the development of an AI platform that transforms enterprise knowledge into intelligent decision support. You will apply your knowledge of LLMs, RAG, knowledge graphs and...

Jobtailor is seeking a Senior Software Engineer to lead design and implementation of scalable features across our SaaS products in Madrid. You will shape architectural decisions, mentor engineers, and collaborate with product and business leadership to drive technical strategy.Ideal candidates have 7+ years in software engineering, experience with...

Julius Baer in Madrid seeks an experienced software engineer to design, develop and test modules for complex banking systems. You will own the full delivery lifecycle from design through deployment, collaborating with cross-functional teams to translate business needs into robust solutions.Strong Java/Full-Stack skills, Spring Boot, React/Angular, and CI/CD...

Ayer Max IT Consulting – Max Corporate Group is looking for a Senior AI-First Full-Stack Engineer to join a fast-growing European technology company building an AI-powered workforce platform for the healthcare sector.The company operates a multi-sided marketplace used by hundreds of hospitals and care organizations across several European countries,...

T-Systems in Spain's Basque region is seeking a Senior Software Developer to design and maintain full-stack solutions using Java, Angular, and Dev Ops practices.You'll work with Java, Spring, Postgre SQL, Angular and Type Script, alongside Docker and Kubernetes, to build reliable software for diverse business challenges.You will partner with product owners...

Winid is seeking a Senior Full Stack Engineer in Madrid to join an international team building a large-scale SaaS platform.You will work across backend with Node.js/TypeScript and frontend with React, shaping architecture and owning features from design through deployment.The role emphasizes technical leadership, product thinking and collaboration with...

Impala Search Ltd is seeking a Senior Full-Stack Engineer with a frontend focus to build customer and dealer-facing products using React and Next.Js, while owning APIs and backend services.You will work across markets, currencies and languages to deliver end-to-end features, collaborating with product, design and engineering teams and contributing to the...

Se busca un Desarrollador Full-Stack Senior para implementar y orquestar agentes de IA, optimizando procesos de desarrollo de software. Se valora experiencia en Claude Code e integración de software.

Direct message the job poster from Amaris Consulting Master in marketing and comerce management Take your career to the next level with Amaris Consulting as a Mobile Developer (Android/Java). Be part of an international team, thrive in a global group with a €800M turnover and over 1,000 clients worldwide, and an agile environment. The ideal candidate will...

Jobgether is seeking a Senior Full Stack Developer based in Spain to lead architecture and implementation across frontend, backend, and Web3 integrations.You will own end-to-end development for decentralized trading tools processing real-time data streams, collaborating with an experienced team to deliver scalable, secure systems from design to...

Tenemos una nueva oportunidad para incorporarte a un proyecto tecnológico con un alto componente de desarrollo Frontend + Backend , trabajando con arquitecturas modernas y funcionalidades en tiempo real.

¡Capitole sigue creciendo - y queremos que formes parte del viaje!Estamos buscando un/a.NET/Angular Dev Seniorcon experiencia experiencia en desarrollo de aplicaciones web y capacidad de liderazgo para unirse a nuestro increíble equipo.Funciones:Desarrollo y mantenimiento de aplicaciones web con .NET Core y Angular.Desarrollo de APIs y nuevas...

Overview WELCOME TO SITA At SITA, we keep airports moving, airlines flying smoothly, and borders open. Our technology and communication innovations power the success of the global air travel industry. You’ll find us in 95% of international airports, working closely with over 2,500 transportation and government clients. Each partnership brings unique...

Performanze, empresa digital en expansión con sede en Madrid, busca un AI Software Engineer para unir su equipo. Serás responsable del ciclo completo: desde conceptos y arquitectura hasta implementación, pruebas y despliegue, en un entorno ágil colaborativo con producto, diseño y marketing. Se requiere 5–7 años de experiencia en desarrollo full...

Senior .NET Full-Stack Developer/Integration Engineer - Remote - European candidatesWe are seeking a remote Senior .NET Full-Stack Developer/Integration Engineer for an International Institution, with experience in Web development applications, integration, data migration, back-end, and front-end development. EU candidates are welcome to apply and must be...

Avanade busca un Arquitecto Técnico para liderar soluciones integradas en front-end y back-end, conectando la tecnología con el negocio y diseñando experiencias de usuario innovadoras. El rol implica trabajar con .NET y MVC, desarrollar APIs y servicios, definir arquitecturas conceptuales para satisfacer clientes y asegurar rendimiento, seguridad y...

Are you a forward-thinking professional with a strong background in backend and frontend development and an interest in financial services? Join EPAM in Madrid as a Senior Full Stack Engineer in the private banking sector and accelerate your career in financial services technology. We're looking for a team player with excellent communication skills,...