Empleos de backend full stack engineer en Madrid

Extia Group recherche un Développeur·se Full Stack Java / React pour travailler sur des solutions applicatives en Barcelona, Espagne. Expérience around 5 ans et autonomie attendues. Poste en télétravail à 100 % au sein d'un environnement international. Le candidat idéal maîtrise Java côté back-end et React côté front-end, et sait intervenir sur...

We Are Wizeline, a global AI-native technology solutions provider, develops cutting-edge, impact. Are you a fit? Sounds awesome, right? Now, let’s make sure you’re a good fit for the role: We Are Wizeline, a global AI-native technology solutions provider, develops cutting-edge,AI-powereddigital products and platforms. We partner with clients to leverage...

Taxfix in Madrid is seeking a Staff Software Engineer to build core features for our flagship product, turning complex tax scenarios into simple, reliable experiences. You will own end-to-end work in a cross-functional team, with a strong emphasis on AI-assisted engineering and maintainable design across frontend and backend systems. You will collaborate...

HappyRobot in Spain is seeking a versatile Forward Deployed Engineer who will work directly with customers to onboard, implement, and support our AI platform.You will combine strong technical skills with clear communication to maximize customer value.You will build features with React, TypeScript, Node.js, and Python, design AI/ML solutions including LLM...

Software Engineer Madrid I Full-time freelance contract I Join a leading global management and technology consultancy and work alongside experienced engineers, consultants and client teams to solve complex business challenges through technology As a Software Engineer, you'll translate business problems into robust engineering solutions, developing...

Zenova, una scale-up con sede en Madrid, busca un Software Engineer para diseñar, desarrollar y mantener aplicaciones web en backend y frontend, en un equipo multidisciplinar. Participarás en proyectos desplegados en entornos cloud y en todo el ciclo de vida del software. Se valorará dominio de POO, frameworks modernos y bases de datos relacionales, así...

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...

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...

BME | Bolsas y Mercados Españoles in Madrid is seeking a Software Engineer for the Spanish Tax Services area. You will collaborate with Business and IT stakeholders in an agile, self-organized environment to deliver high-quality software. Key responsibilities include run operations, incident management, and evolving the application with modern technologies....

Livensa is one of Europe's leading student and flex living operators, with around 12,000 beds across Spain and Portugal and plans to grow into Italy, Germany, France and Austria. Part of the Nido Living group, owned by CPP Investments. We have just launched a new digital platform: websites for Livensa Living and Livensa Studios, a resident app for iOS and...

Mondelēz Digital Services is seeking a Full Stack AI Engineer to join a growing engineering team building a new AI-powered insights platform. You will design and deliver end-to-end data pipelines, AI/ML models, and full stack applications surfacing AI-driven insights for stakeholders globally. You will collaborate with Product, Data Science, and Business...

Galadrim en Madrid busca un/a ingeniero/a de IA autónomo/a para desarrollar soluciones de IA que aporten valor a clientes y usuarios. Se trabajará en proyectos variados, implementando modelos, integrando IA en productos y asesorando a clientes sobre el valor empresarial de la IA. Se valoran habilidades en Python, PyTorch, Hugging Face, OpenAI API y...

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...

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...

Surge is building a global consumer-focused fintech platform powered by blockchain. We are seeking a Senior Full-Stack Engineer who can own features from end to end across backend, frontend, and mobile layers, collaborating closely with founders and design teams. This founding-level role requires rapid delivery, strong product sense, and a willingness to...

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...

Trbl Services busca un/a Desarrollador/a Senior Full Stack Web/Mobile con al menos 5 años de experiencia para liderar proyectos web y mobile, con un stack moderno basado en React/TypeScript/Redux/RxJS en frontend y Java/Spring Boot en backend. Ofrecen teletrabajo flexible, horario adaptable, 23 días hábiles de vacaciones, salario competitivo y formación...

Mitek (NASDAQ: MITK) is a global leader in digital & biometric identity authentication, fraud prevention, and mobile deposit solutions. Our verified identity platform and advanced image capture solutions are built on the latest advancements in biometric recognition, artificial intelligence, computer vision and machine learning, and trusted by over 7,500...

Vermont Solutions busca un/a Programador/a Full Stack Senior con criterio técnico e iniciativa para integrarse al equipo en modalidad híbrida. Se valoran más de 6 años de experiencia en desarrollo Full Stack, dominio de PHP, JavaScript y Laravel, React, MySQL y PostgreSQL, así como Docker, Git y buenas prácticas de código. La empresa ofrece...

Orbio is an AI-native human capital management platform building a Digital Workforce for HR. We design and deploy agentic systems that take ownership of operational execution across hiring, onboarding, and employee operations — while keeping humans in control. We work with large, complex organizations across staffing, retail, hospitality, and healthcare....