Empleos de backend java en Barcelona

Giesecke+Devrient Spain is seeking a Senior Java Backend Developer to design and maintain secure, cloud-native microservices for our TSM platform. You will lead backend development with Spring Boot 4, REST/Open API, and cryptographic workflows in a Kubernetes environment. You will collaborate with architects, product owners, and QA engineers, drive automated...

King, a leading interactive entertainment company, seeks a mid-level Java backend developer for Catalog Games in Barcelona to build features, services, tools, and systems powering our games. You’ll design, implement, test, deploy and monitor backend components, balancing speed with reliability in large-scale real-time systems.You’ll own complete...

Indra Group busca un Senior Java Developer para un proyecto de middleware orientado a la integración en tiempo real con dispositivos hardware y una interfaz de usuario. La posición estará ubicada en Barcelona y se centrará en el desarrollo backend con Java, arquitectura de integración e interoperabilidad. Se trabajará con APIs REST, Web Socket y MQTT,...

Marfeel group is searching for a Java Developer to join their innovative team in Barcelona. In this role, you'll develop services and features while navigating existing codebases. Responsibilities include designing scalable systems and collaborating in an agile environment.Ideal candidates have deep knowledge of Java, experience with Spring, and a passion...

UST España & Latam busca un/a Java Developer Backend para colaborar con uno de nuestros principales clientes del sector bancario. Se requiere experiencia en desarrollo backend con Java, Spring Boot y microservicios.Entre las competencias se incluyen Oracle/SQL, Docker y OpenShift, APIs REST, control de versiones con Git y prácticas ágiles. Se valora...

Alvatross busca un/a Desarrollador/a backend Senior con Java y Spring Boot para trabajar en proyectos OSS en el sector de telecomunicaciones. Participarás en arquitecturas de microservicios y en iniciativas internacionales, con acceso a formación y herramientas modernas.Trabajarás 100% remoto desde España, con horario flexible (entrada entre 8:00 y 9:00)...

Merkle, a dentsu company, is hiring Java Developers in Barcelona to join agile teams working for major telecoms and media brands. Design, code, and deliver robust backend services using Java/J2EE, TDD/BDD, and RESTful APIs.You will collaborate with senior engineers, participate in all development phases, and contribute to continuous improvement. The role...

OverviewWe are looking for a Senior Java Backend Engineer to join a long-term freelance project in Barcelona (hybrid: 3 days onsite, 2 remote).This role is part of a strategic transformation initiative in the financial sector, modernizing data management systems with cloud-native technologies and agile methodologies.ResponsibilitiesBuild and optimize...

A technology firm in Barcelona is seeking a Senior Java Backend Engineer for a long-term freelance project. The role involves building and optimizing backend services using Java and Spring Boot within a hybrid work model. Candidates should have over 7 years of Java development experience, strong expertise in microservices, and familiarity with cloud...

Allianz Technology, headquartered in Munich, seeks a senior Java Developer to modernize legacy systems and build cloud-based insurance products. You will work with Java/J2EE, Spring Boot, and agile methods to deliver robust REST APIs and scalable solutions. xghoner Para ser considerado para una entrevista, por favor, asegúrese de que su solicitud se ajusta...

Allianz Technology seeks a skilled backend engineer to design, develop and operate scalable microservices and RESTful APIs. You will work with Java 17+ and Spring Boot in a hybrid setup, collaborating with cross-functional teams to translate business needs into robust technical solutions. The role emphasizes code quality, automated testing, and production...

Qualifyze is seeking a Backend Engineering Lead to own the overall backend ecosystem, combining people leadership with ownership of backend architecture, standards, and delivery quality. This role ensures backend development and architecture is consistent, scalable, and aligned with product, while growing backend engineers and enabling teams to deliver...

OneSpan in Barcelona is seeking a Senior Backend Engineer to join our backend team and drive product features from concept to production. You will own delivery, work with leadership, and shape architecture.The role requires a decade of backend experience, strong Java and Spring Boot, SQL, AWS, and Kubernetes, plus excellent cross-functional collaboration and...

Amaris Consulting is hiring a Senior Java Developer to design, develop, deploy, and operate scalable SaaS platforms for payroll and HR tech. You will join multidisciplinary squads, combining backend expertise with DevOps practices to support business-critical services through the full software lifecycle.The role requires 7+ years as a Backend Engineer with...

A leading digital agency in Barcelona is seeking a skilled backend developer to design scalable systems and build powerful APIs leveraging Java and Spring Boot. The ideal candidate will have 5+ years in backend development, substantial experience with RESTful and GraphQL APIs, and hands-on skills in microservice architectures. The role offers a hybrid...

TUYÚ Technology busca un/a Backend Developer para un proyecto internacional dentro del Sector Seguros. Trabajarás con un equipo global y tecnologías punteras en un entorno Agile. Se valorará experiencia en desarrollo backend con Java, así como en Spring Boot, Quarkus y MongoDB. También se requiere buen nivel de inglés para el trabajo en un entorno...

Glovo, parte del grupo Delivery Hero, busca un Ingeniero de Software Backend Senior para unirse al equipo Global Services de Quick-Commerce en Barcelona. Trabajarás en una plataforma de próxima generación para impulsar soluciones para el ecosistema global del grupo.Se requiere más de 5 años de experiencia en backend, dominio de Java o Kotlin, y...

Una empresa de consultoría tecnológica en Barcelona busca un/a Senior Java BackEnd Developer para desarrollar y soportar componentes backend de productos internacionales. Idealmente, el candidato/a debe tener un dominio técnico en Java y Spring Boot, comunicación fluida en inglés, y experiencia en entornos ágiles. Se ofrece un proyecto estable,...

Descripción de la empresaSmartRecruiters is the Recruiting AI Company that transforms hiring for the world’s leading enterprises. Built for global scale, SmartRecruiters, an SAP company, delivers an AI-powered hiring platform that automates and optimizes the entire talent acquisition process, ensuring faster and smarter hiring decisions. More than 4,000...

Una empresa final con más de 40 años de trayectoria nos ha confiado la búsqueda de varios profesionales Java para incorporarse a proyectos tecnológicos propios, estables y con recorrido. Esta oportunidad puede encajar contigo si... Cuentas con al menos 5 años de experiencia laboral en entornos Java. Has trabajado en aplicaciones de negocio. Tienes...