Empleos de senior full-stack web developer en Madrid

A leading technology and localization company in Madrid is seeking an experienced Full Stack Engineer to join their AI Team. This role involves developing innovative AI-powered software applications, building user-friendly web interfaces, and creating robust backend APIs to support scalability. The ideal candidate will have a strong background in full stack...

Buscamos un desarrollador o desarrolladora senior para unirse a Mind Training Games en Barcelona. Hacemos juegos diarios para más de 80 medios digitales de más de 15 países, y estamos construyendo productos nuevos para medios de mucho tráfico. Desarrollar y mantener el backend y la API de nuestros productos: modelo de datos, lógica de negocio e...

The Senior Full Stack Engineer will build and own product features working closely with the tech leadership. You will contribute to both frontend and backend systems, helping ship high quality software that is used daily by customers. This role is focused on delivery, quality and collaboration with the ability to influence technical decisions. Your...

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,...

Pixie Services busca un Senior Developer (Backend o Full Stack) con al menos 6 años de experiencia en desarrollo de software para unirse a un equipo de programadores. La persona ideal participará en toma de requisitos, definirá y documentará especificaciones, realizará mantenimiento y evolucion de sistemas, y colaborará con equipos multidisciplinares...

En SEREM buscamos incorporar un/a Full Stack Developer Java / React IA Claude, con al menos, 4 años de experiencia. Descripción • Prestación de un servicio de desarrollo, mantenimiento y evolución end-to-end de soluciones digitales. • El servicio comprenderá el diseño, implementación, integración, evolución, pruebas y puesta en producción de...

About the role We’re building a delivery centre in Valencia to serve its international client projects. We are looking for an experienced full stack developer who knows how to get the most out of modern tooling and AI to ship faster without giving up on quality. You will work on strategic client projects, with real ownership over what you build.The...

NTT DATA is seeking a Full Stack Developer specialized in Angular and Java to build scalable web applications in a cloud‑native environment. You will join an international team, contributing to high‑quality software and continuous improvement. We value 5+ years of experience, strong Angular (v16) skills, HTML/CSS, testing, Agile methods and familiarity...

JUNGLE busca un/a Senior AI Developer en Barcelona que convierta requerimientos de negocio en soluciones de IA innovadoras. Liderarás un equipo y trabajarás en un entorno dinámico y estimulante. Con más de 10 años de experiencia en desarrollo Full Stack, tendrás la oportunidad de ser parte de un ecosistema creativo y tecnológico que se enfoca en hacer...

Lexroomis building the AI platform where legal work gets done. In just over two years, we've grown from zero to €25M ARR, and todaymore than 20,000 legal professionalsacrossItaly, Spain, Germany, France, and Bulgariarely onLexroom . .We're backed by $73Mfrom Left Lane Capital, Base10 Partners, and Eurazeo, andwe're a team of around 300 builderswho move...

Tieto in Valencia, Spain, seeks a Web Developer with Java/J2EE to maintain and enhance healthcare applications. You will implement new features, troubleshoot issues, and continuously improve web applications while working with development technologies and system integration solutions. The role involves developing and integrating web services, collaborating...

Desarrollador Full Stack con experiencia en Elixir para diseñar y mantener aplicaciones de IA y datos, con enfoque en escalabilidad.

What is The Roleelastic.Co is how Elastic talks to the world.As a Software Engineer II on the Web Engineering team you'll own meaningful parts of that experience: building features, systems, and infrastructure that keep the site fast, reliable, and effective at scale.The ideal candidate is a full?stack engineer who is equally comfortable writing React...

Bask Health is seeking a Senior Forward-Deployed Engineer in Málaga to design and implement the software backbone for Telehealth.You will own features from conception through production, including frontend migrations, performance work, and AI-enabled builds.You will collaborate closely with the CEO and CTO and work across Next.Js/React, t RPC, Prisma, SST,...

Digital55 busca un Desarrollador Full Stack Senior para unirse a su equipo en Zaragoza.El candidato ideal contará con más de 5 años de experiencia y dominio de Python/Java/Node.Js en el backend, y React/Angular/Vue en el frontend.Se valorará experiencia en AWS/Azure/GCP, bases de datos SQL/No SQL y prácticas CI/CD.La posición ofrece un modelo de...

En KRELL Consulting buscamos un/a Senior Full Stack Developer especializado/a en Java y Reactpara incorporarse a un proyecto tecnológico de larga duración.Buscamos un perfil senior, con sólida experiencia en desarrollo backend y frontend, formación universitaria y capacidad para trabajar en entornos internacionales utilizando el inglés de forma...

Julius Baer is seeking an experienced Senior Full Stack Developer to design, build, and maintain scalable business-critical applications.Siga leyendo para descubrir lo que necesitará para tener éxito en este puesto, incluyendo habilidades, cualificaciones y experiencia.You will work with product owners, architects and engineers in an agile environment,...

Aircall, a unicorn AI-powered communications platform, is seeking a Senior Full-Stack Engineer to join the Growth team. You will design, build, and iterate on onboarding and trial optimization to drive activation and conversions. This role combines strong frontend expertise with solid backend capabilities, using React, Node.js, and TypeScript, hosted on AWS....

KPMG España, a través de su centro de excelencia LIGHTHOUSE de Data & Analytics, busca un/a Desarrollador/a Full Stack Senior para incorporar al equipo y liderar proyectos de TI. Se valorará experiencia en front-end y back-end, APIs REST y buenas prácticas de desarrollo en arquitectura en capas.La posición ofrece flexibilidad, oportunidades...

Julius Baer in Madrid is seeking an experienced software engineer to design, develop, test, and maintain scalable applications using .NET Core and Angular. You will contribute to RESTful APIs, backend services, and DevOps practices while collaborating with cross‑functional teams to deliver high‑quality software solutions.The role requires strong OO...