Empleos de mid-senior full stack developer en Madrid

Description About Xe Xe is a cross-border payments platform. We help SMEs and consumers in the US, UK, Canada, Australia, and New Zealand collect, convert, hold, and send money across markets. Each year, over 300 million people use Xe for currency information and over 350,000 use us to send money overseas. Today, we’re rebuilding the platform layer behind...

Lever, Inc. is partnered with a company seeking a Senior Full Stack Engineer based in Spain. You will build scalable applications using .NET/C#, React/Redux, and SQL databases, with GCP and CI/CD practices. The role blends hands-on coding with architectural input and mentoring, in a remote-first environment. You will collaborate with product and design teams...

T-Systems sucht einen Senior Full Stack Developer mit umfangreicher Erfahrung in Frontend- und Backend-Entwicklung. Sie arbeiten eng mit Product Ownern und cross-funktionalen Teams, tragen zur Architektur bei, übernehmen technische Verantwortung für Produktkomponenten, entwickeln neue Features und sichern Qualität durch Tests, Code-Reviews und...

Xe is hiring a senior full-stack engineer to own end-to-end problems, from API design and frontend experiences to backend services and production reliability. You will work with AI tooling daily, move money in production, and shape the platform as Xe rebuilds its stack with cross-functional teams. You will mentor engineers, lead design reviews, and...

SimpleStudy is a consumer AI platform for students. We help them stay motivated to study Biology, Mathematics, Literature, and Art. Our small team has already helped +1.5 M students worldwide and adds 40–50k new students weekly. We are a remote team with a Lisbon office and have raised ~$4M in seed funding from notable investors. We seek a senior...

Applus IDIADA is hiring senior software engineers to build AI-enabled automotive applications. You will own features end-to-end, spanning backend services written in Java/Spring Boot and Python, and modern frontends with Angular. The role emphasizes production-grade quality, cloud-native deployment, and collaboration in a fast-paced, multicultural team....

Our engineering team is growing, and we are looking for a Full-stack Software Engineer who will play a pivotal role in the development of our product and in speeding up the IT delivery growth in iptiQ. We promise you the freedom and space you need to be creative, show off your skills, and grow your expertise. This is an outstanding chance to become part of...

Joppy, an IT consultancy, seeks a Full Stack Developer (NodeJS/React) with at least 3 years' professional experience to join the team. This role is fully remote from anywhere in Spain.You will design, develop and maintain software solutions, applying best practices and ensuring quality and stability. Fluent Spanish and English are mandatory.We offer a...

Wolters Kluwer - Financial Services Solutions is seeking a Senior Product Software Engineer to join our global tech team. You will contribute as a full stack developer in a hybrid work model, shaping scalable software in a cloud-based microservices architecture. You will own backend APIs in .NET and craft rich frontend experiences with Angular while...

Grupo NS busca un Desarrollador senior Full Stack con experiencia en Angular/Java para un importante proyecto en el sector seguros. Se valorará conocimiento en IA integrada (Claude/Copilot) y herramientas de desarrollo de IA. Modalidad híbrida en Barcelona, con foco en innovación y entrega de soluciones robustas. La persona ideal aporta 7 años de...

Lever, Inc. is seeking a Product Engineer based in Spain to join a fast-growing AI environment. You’ll own features from idea to release, shaping frontend with Next.js and backend with Django and PostgreSQL, and work directly with the founder to bring ideas into production. This role offers high autonomy, minimal meetings, and the chance to influence 3D...

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Digital55 busca Analistas Programadores/as Senior Full Stack (Java + Angular) para incorporarse de forma inmediata a un proyecto retador de servicio Java Core. Contrato estable y modelo remoto, con autonomía y crecimiento en un entorno DevOps. Desarrollarás End-to-End con Java, Spring Boot y Angular, diseñarás APIs REST, modelarás datos en PostgreSQL y...

A leading recruitment agency is looking for a Senior Consultant specializing in AI, Semiconductor, and Embedded Systems in Madrid. The role involves taking ownership of AI solutions from concept to production, building intelligent systems, and collaborating across teams to deliver robust AI solutions. Ideal candidates should have strong Python skills,...

Spain | Remote | Senior Engineering OpportunityMaxIT Consulting – Max Corporate Groupis looking for aSenior Full-Stack Engineer, Consumer Fintechto join a fast-growing New York fintech company building banking and payment products for US prediction markets and regulated gaming.The company develops consumer-facing financial products covering account...

E‑Frontiers is seeking a Senior or Lead Full-Stack Developer to join an international project. The role is fully remote from Spain with occasional travel to Milan for 2-3 days every few months. Italian is mandatory for this position. 12‑month duration with potential extension. Holders of strong AWS, Terraform/CloudFormation, Docker, Node.js, React, Jest...

En Zemsania Global Group buscamos un Senior Full Stack Developer / Technical Leader para unirse a nuestro equipo en Madrid, trabajando en un stack Java y Angular y liderando técnicamente proyectos de desarrollo.La posición es híbrida en Madrid, con 3 días presenciales y 2 días de teletrabajo, y reporta a la área de Arquitectura como referente...

Solera Holdings, LLC. is seeking a Senior Full-Stack Lead Developer in Sevilla to design and deliver scalable applications using .NET (Framework or Core), Python, and React/Angular. You will collaborate with Product Management, Analysts, and the broader tech teams in an agile environment. You’ll drive CI/CD pipelines with TeamCity or Jenkins, optimize...

¿Te gustaría formar parte de un equipo de innovación donde la tecnología tenga un impacto real en proyectos estratégicos para organismos públicos y grandes entidades? En EYP Majadahonda buscamos incorporar un/a **Desarrollador/a Full Stack Senior** para nuestro equipo de **I+D Software.** Trabajarás en el desarrollo de soluciones tecnológicas...

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 de...