Empleos de backend full stack engineer en Madrid

HUBBLR seeks a seasoned Software Product Engineer with a backend orientation who can also manage frontend tasks. You will own delivery, contribute to product strategy, and help shape scalable software for client projects. The role is hybrid: 2–3 days in the Valencia office, with travel to Germany and Spain as needed. Strong English communication and 4+...

OpenNebula Systems is hiring a Senior Full-Stack Developer to work on the OpenNebula web interface and its edge computing initiative. You will lead frontend development with opportunities to contribute to backend components, thrive in an autonomous, cross-functional team, and impact a widely used open-source cloud platform. The ideal candidate has strong...

Talent Insights está buscando un/a Senior Full Stack Developer (React, TypeScript) para reforzar el equipo de Engineering en Barcelona, trabajando en aplicaciones web críticas y servicios backend de alto impacto. Se requiere al menos 4 años de experiencia, habilidades en React y REST APIs, y experiencia con PHP/Laravel. Se valora conocimiento de bases...

Knowmad mood busca un/a Software Engineer Full Stack Senior para un proyecto de gran envergadura basado en Java. La persona se integrará en un equipo ágil, participando en el desarrollo y la mejora continua de aplicaciones, asegurando código de alta calidad.La posición ofrece trabajo en remoto con posibilidad de ir a oficinas, horario flexible y un plan...

KRELL Consulting busca un/a Senior Full Stack Developer especializado/a en Java y React para un proyecto tecnológico internacional. Se requiere experiencia sólida en desarrollo backend y frontend, formación universitaria y capacidad para trabajar con equipos internacionales en inglés.La posición ofrece incorporación a proyectos de desarrollo de...

NN Digital Hub in Madrid seeks a skilled FullStack Engineer to modernise front-end applications, automate processes, and contribute to scalable front-end architectures across NN BU’s. You will collaborate with UX designers and engineers to deliver high-quality software, while promoting agile practices and knowledge transfer. The role emphasizes frontend...

GP DIGITAL busca un Data & AI / Full-Stack Software Engineer para desarrollar e integrar aplicaciones empresariales, diseñar pipelines de datos y gestionar transferencias de alto rendimiento con IBM Aspera. Se valorará experiencia en ML, IA generativa y NLP, trabajando con clientes y equipos para adaptar soluciones a sus necesidades. La posición ofrece...

A leading Contract Research Organization is seeking a Full Stack Developer to join their Process Improvement team in Madrid. The role involves architecting and maintaining applications using modern technologies like React, Python, and Azure. You must have a Bachelor's in Computer Science, 5+ years of software development experience, and expertise in Azure...

BBVA Technology en Europa busca un ingeniero full stack con base técnica sólida y gran hambre de aprender. Se valorará experiencia en APIs REST, testing y herramientas DevOps, además de capacidad para trabajar en entornos internacionales. La posición ofrece modelo de teletrabajo y jornada intensiva los viernes, con formación continua y beneficios...

Actual Talent is a talent acquisition consultancy that offers Specialized Search, RPO and Talent Solutions. Our purpose is to drive the growth and fulfillment of individuals and organizations. We facilitate individuals in finding inspiring opportunities and help organizations discover professionals who will take them to the next level. We do this through...

A renowned financial services group in Madrid is looking for a FullStack Engineer to modernize frontend applications and automate processes. The role involves collaboration to build applications across multiple countries, educating team members, and inputting on architecture with a focus on reusability. Candidates should have strong JavaScript/TypeScript...

At Julius Baer, we celebrate and value the individual qualities you bring, enabling you to be impactful, to be entrepreneurial, to be empowered, and to create value beyond wealth. Let's shape the future of wealth management together.Responsible for designing, developing and testing software modules, ensuring optimal functionality and integration within...

We are knowmad mood! Somos una compañía líder en transformación digital, en constante evolución y a la vanguardia de la tecnología. Formado por más de 3.000 personas creativas, digitales e innovadoras conectadas a un propósito y capaces de generar conexiones con personas de todo el mundo. Un equipo responsable, flexible y con alta capacidad de...

Jet Aviation in Madrid, Spain is seeking a dedicated Full Stack Software Engineer to join the IFX platform team. You will develop front-end and back-end services, applying Clean Architecture and CQRS patterns to deliver scalable software for aviation. You will collaborate with Basel engineers, contribute to automated tests, and participate in architecture...

Swiss Re is seeking a Senior Full Stack Engineer with strong frontend skills to design and develop cloud-native solutions for Life & Health insurance clients. You will mentor engineers, lead discussions on development approaches, and collaborate with product owners, architects, and cross-functional teams to translate business needs into robust technology...

Mondelēz International is seeking an AI Engineer / Full Stack Developer to join the AI Reporting & Insights team in Barcelona. You will design and implement data pipelines, AI/ML models, and full stack applications to transform market data into decision-ready insights for global teams. You will collaborate with Product, Data Science, and Business...

JobServe Ltd is looking for an experienced Full Stack Engineer for a 12-month remote contract across Europe. You will design, develop and optimise scalable web applications, working across Front End and Back End technologies.You will own product features, collaborate with technical teams, and ensure secure, reliable solutions aligned with business needs....

A fast-scaling AI startup is seeking a Fullstack Engineer to build their generative AI applications. In this remote role, you will design, build, and deploy production-ready features, work with modern frameworks like Ruby on Rails and React, and collaborate directly with a high-impact team. Ideal candidates have solid experience in full-stack development and...

ALVIC, líder en soluciones tecnológicas para la gestión de energía, busca un Ingeniero/a de Desarrollo Software FullStack para unirse al equipo y participar en el diseño, construcción y evolución de soluciones innovadoras para clientes en España y LATAM.Formarás parte de un entorno multinacional, con tecnologías modernas, arquitectura escalable y...

Full-Stack Product EngineerOwn a product end to end — the users, the roadmap, the build and the release — with nobody standing between you and the people who use it.Mainloop is anew engineering team inside an established international group. We are in Barcelona, we are being built from scratch this year, and we have the backing, the customers and the...