Empleos de senior java fullstack engineer for api en Madrid

España - remoto10+ años de experienciaNivel de inglés: AvanzadoSólida experiencia práctica conJava, Spring Boot y Angular/TypeScript.Ingeniería de datos de principio a fin, incluyendo la ingesta, transformación y validación de datos,bases de datos relacionales,procesamiento analítico e, idealmente, datos geoespaciales.Integración deAPI REST,...

Develop and maintain core infrastructure for Elasticsearch, focusing on scalability, performance, and developer productivity. Design and implement new features, APIs, and solve complex technical issues.

Albertine is seeking a seasoned full stack engineer to ship features across our TypeScript platform. You'll shape API contracts, implement service and data work, and build the React UI members and agents actually use.Both halves must be solid in data choices and UX that feels finished. You'll work across memberships, bookings, and billing with a focus on...

We are looking for aFullstack (Java - Angular) developerto join a strategic CRM modernisation project focused on replacing a legacy platform with a new AWS-based web application. Key ResponsibilitiesDesign, develop, and maintain scalable web applications using Angular and Java-Spring Boot Develop responsive and accessible user interfaces following UX/UI...

Toshiba Global Commerce Solutions seeks an L3 support software engineer to serve as the final escalation point for ELERA TM Commerce platform issues. You will work with L2 and other teams to triage, diagnose, and fix production incidents while drafting design and functional documentation. The role emphasizes strong problem solving, mentoring junior...

Pearson is seeking an experienced Senior Backend Software Developer to design, implement, and maintain scalable backend services with AI integration. You will work in cross-functional teams, mentor juniors, and drive best practices across the SDLC in a fast-moving environment. The role emphasizes autonomy, ownership, and collaboration, with a hybrid work...

Albertine is seeking a seasoned full stack engineer to ship features across our TypeScript platform. You’ll shape API contracts, implement service and data work, and build the React UI members and agents actually use. Both halves must be solid in data choices and UX that feels finished. You’ll work across memberships, bookings, and billing with a focus...

T-Systems is part of the Deutsche Telekom Group, with around 30.000 employees worldwide.We create technology with purpose to generate a positive impact on society. We are looking for curious talent, eager to learn, take on challenges, and contribute ideas that transform our customers' experience.We trust people: we offer autonomy, continuous support, and a...

At Equitable Earth, we're on a mission to help protect and restore 1% of the natural world by 2030. We’ve built a rigorous, technology-enabled standard to certify conservation and restoration projects, ensuring they deliver lasting impact: strengthening livelihoods, safeguarding biodiversity, and supporting a stable climate. We're a diverse, mission-driven...

Join one of Southern Europe's fastest-growing startupsEnginy is a Barcelona-based startup and one of Southern Europe's fastest-growing companies ranked #3 in the Sifted 100: Southern Europe 2026, and we're just getting started.We're building the AI-native GTM platform for modern B2B teams, combining prospecting, enrichment, intent signals, AI research and...

Join a greenfield product initiative for a leading company in the fashion retail industry, where you will help design, build, and evolve a new digital solution from the ground up. Working closely with Spanish-speaking stakeholders, you will play a key role in defining the architecture, developing core product capabilities, and delivering an MVP that creates...

HCLTech is seeking a Backend Developer to design and implement robust backend services. You will work with APIs composition, Java tech stack and cloud-enabled pipelines in a fast-paced environment. Strong collaboration with teams across roles is essential, along with a focus on code quality and testing.Ideal candidates have extensive experience with JPA,...

BCNC Group busca un Senior Backend Developer Java para empezar a liderar una plataforma global orientada a optimizar logística y distribución. Te unirás a un equipo ágil y multidisciplinar, influyendo en diseño, arquitectura y evolución del producto.Diseñarás y desarrollarás microservicios con Java 21 y Spring Boot, crearás APIs API First con...

En Way Ops buscamos un perfil Senior Fullstack AI Engineer para uno de nuestros clientes, para participar en el diseño, desarrollo y evolución de aplicaciones corporativas dentro de un ecosistema digital complejo, con foco en arquitectura, integración de sistemas, desarrollo end-to-end y automatización inteligente mediante Inteligencia Artificial. EQUIPO...

Ebury helps ambitious businesses unlock global growth, and we take the same approach with our people. We encourage innovation and movement, collaboration and problem-solving, and foster an environment where everyone can feel they belong, are valued, supported and empowered to succeed. If you’re a collaborator who wants to help transform how businesses...

Senior Fullstack Engineer (Java/Kotlin + Javascript) Who is Parser? Technology alone does not create impact- the right teams do. Founded in 2018, Parser is a boutique technology services and consulting firm helping global organisations solve complex business challenges through digital transformation, product development and AI enablement. We are a...

Senior Fullstack Engineer Who is Parser? Technology alone does not create impact—the right teams do. Founded in 2018, Parser is a boutique technology services and consulting firm helping global organisations solve complex business challenges through digital transformation, product development and AI enablement.We are a fast-growing team of 340+ engineers...

Blue Code Alicante is hiring aSenior FullStack Integration Engineer to join one of our clients, an international SaaS company building product configuration and personalization technology for e-commerce and enterprise customers. You will take ownership of customer integrations from development through delivery. The role is explicitly expected to own...

Blue Code Alicante is hiring aSenior FullStack Integration Engineerto join one of our clients, an international SaaS company building product configuration and personalization technology for e-commerce and enterprise customers. You will take ownership of customer integrations from development through delivery. The role is explicitly expected to own...

Accessiway, based in Barcelona, is searching for a Mid-level / Senior Fullstack Developer to enhance digital accessibility. You'll play a crucial role in designing and developing high-quality services, ensuring a seamless user experience through a robust technology stack including React, TypeScript, and AWS.Join a passionate team dedicated to making the web...