Empleos de senior java backend engineer remote en Barcelona

UST is seeking a Backend Java/Spring Boot Developer with Camunda 8 to join an international Agile team. The ideal candidate has at least 3 years of hands-on Camunda 8 experience, strong Java/Spring expertise, and a passion for scalable microservices.Responsibilities include designing Camunda 8 BPMN processes, implementing tests, and collaborating with...

Build and maintain the iOS mobile app for Qonto's finance workspace, focusing on product features, real-time challenges, and code quality using Swift and SwiftUI.

InnoIT Consulting busca un Backend AI Developer para un proyecto innovador en Barcelona, con un enfoque en IA avanzada, NLP, LLMs y pipelines de prompts. Se valorará autonomía y capacidad de entregar soluciones de principio a fin.Se trabajará en un entorno híbrido en Barcelona, colaborando con equipos de IA y desarrollo frontend para construir APIs y...

Titan Operating System, based in Barcelona, seeks a Senior Backend Engineer - Go to design, develop, and maintain scalable backend infrastructure powering our products and services. You will ensure security, reliability, and performance while integrating cutting-edge technologies to support growing user demand.You will collaborate with cross-functional...

Product Pulse is seeking a backend-focused engineer to own a core, isolated. NET system in production. You will maintain and extend a legacy codebase built on. NET Framework 4.8 while improving reliability, performance and tooling. You will collaborate with other engineering teams, diagnose complex production issues and make pragmatic decisions balancing...

Preply is looking for a Senior Full Stack Engineer in Barcelona to help shape the future of our learning platform. You will balance backend focus (Python/Django) with frontend work (React/Typescript), driving data-informed product decisions and scalable architecture. You’ll mentor peers, raise engineering standards, and partner with product, data, and UX...

Fliff is building data-driven sports gaming platforms with real-time data pipelines and a focus on correctness, observability, and resilience. We seek a Senior Python Engineer to own core backend systems. You will work on sports data ingestion, transformation, and distribution, collaborating across squads to ensure timely, accurate data feeds and reliable...

Senior Backend Engineer (m/f/d), Driver Onboarding | Freenow* Navigation* Inhalt* Fußzeile* Safety Download the app## **YOUR DAILY ADVENTURES WILL INCLUDE:*** Own the Feature, Own the Code – feel responsible for what you create. It all starts with bringing in your feature ideas, goes over development, testing and ends in deploying your code and monitoring...

Monzo Bank is looking for a Backend Engineer in Barcelona, Spain. In this role, you will collaborate with a diverse team to enhance the banking platform while working with technologies like Go, Cassandra, and AWS. Strong backend development experience and a product mindset are essential. Benefits include a competitive salary, flexible working hours, and a...

AI EngineerAs you contemplate your future, you might be asking yourself, " What's the next step?' Start your journey with us! We're seeking an experienced AI Engineer to join our Data Science team in Barcelona (Hybrid) to build the applications, and agents that put generative AI in front of over 20 million customers. You will be working with the DS, ML...

Vibedesk está buscando talentos para impulsar la próxima generación de Sovereign AI Workspaces, protegiendo infraestructuras de datos frente a la amenaza de la computación cuántica. Si te apasiona la criptografía aplicada y quieres trabajar en tecnología de frontera, este es tu lugar. Trabajarás en investigación aplicada, arquitectura Zero Trust y...

Lingo is building a cutting‑edge digital health platform that fuses continuous biosensor data, high‑performance backend engineering, and advanced analytics to help people live healthier, longer, fuller lives. Our systems process massive volumes of real‑time data, and the backend is the heartbeat that transforms biosensor signals into actionable health...

Company DescriptionDevoteam es una consultora europea líder enfocada en estrategia digital, plataformas tecnológicas, ciberseguridad y transformación empresarial a través de la tecnología. La Tecnología está en nuestro ADN y creemos en ella como una palanca capaz de impulsar el cambio para mejorar, manteniendo un equilibrio que nos permite ofrecer a...

Senior AI EngineerIn Spain - Barcelona | Madrid Simon-Kucher is building up a central Data & AI function to enable employees with AI solutions and build central AI use cases that ensure that consultants work smarter and better. As a Senior Lead Applied AI Engineer, you will design, build, and operate production-grade internal AI applications that embed...

We’re TD SYNNEX, a leading IT distributor and solutions aggregator for the IT ecosystem. We’re 23,000 of the IT industry’s best and brightest, who share an unwavering passion for bringing compelling technology products, services, and solutions to the world. We’re an innovative partner that helps our customers maximize the value of IT investments,...

Lingo is building a cutting‑edge digital health platform that fuses continuous biosensor data, high‑performance backend engineering, and advanced analytics to help people live healthier, longer, fuller lives. Our systems process massive volumes of real‑time data, and the backend is the heartbeat that transforms biosensor signals into actionable health...

Senior Frontend Architect - (Hybrid)As you contemplate your future, you might be asking yourself, what's the next step? We're seeking an experienced Frontend Architect to join our Architect Team in Barcelona in charge of our systems. As one of Europe's top ecommerce sites, our platform serves millions of daily transactions in 40+ countries and has very...

Jobtailor en Barcelona busca un desarrollador full stack para evolucionar y mantener una solución core de soporte a ventas, con un énfasis en frontend y backend. El equipo de producto ágil diseña e implementa funcionalidades escalables y de alta calidad. Se valora experiencia en Angular, Java/Spring Boot, MongoDB y procesamiento de flujos, además de...

ERNI is seeking a senior Java backend developer to build scalable enterprise applications and AI-enabled solutions for the pharmaceutical sector. You will leverage Java, Spring Boot, React, Next.Js and MUI to deliver secure, reliable products while collaborating with multidisciplinary teams. You will join a hybrid team with a strong culture of mentorship,...

Tecdata Engineering busca un/a desarollador/a Fullstack con fuerte backend para trabajar 100% remoto en un proyecto de duración larga. Se requiere más de 4 años de experiencia y perfil Java-heavy con Spring Boot, API REST, JPA/JDBC, React y Kafka. Inglés B2+/C1 y experiencia en sistemas complejos/legacy y arquitecturas orientadas a eventos son...