Empleos de java 21 backend engineer en Barcelona

Barcelona, Spain (Hybrid Model: 3 days in-office / 2 days remote) Wizeline, a global AI-native technology solutions provider, develops cutting-edge, AI-powered digital products and platforms. We partner with clients to leverage data and AI, accelerating market entry and driving business transformation. As a global community of innovators, we foster a...

Revolut in Spain is seeking a Junior Backend Engineer to join our technology team. You will build backend services, APIs, and microservices, contributing to scalable infrastructure used by millions of customers. You should have Java expertise, 2+ years of backend experience, a STEM degree, and strong teamwork and communication skills, with English fluency....

Vonage is seeking a Software Engineer to join its Engineering team to build high-performance, scalable backend services for RCS channel functionality. You will design and implement low-latency microservices, collaborate with cross-functional teams, and contribute to testing strategies to ensure reliability. Strong experience with Kotlin/Java, Spring Boot...

Indra Group, con sede en Barcelona, busca un/a Ingeniero/a Backend Java Senior para desarrollar servicios backend robustos y escalables con Java 8+ y Spring, participando en proyectos de ciberdefensa e entornos críticos.Diseñarás APIs REST, gestionarás integraciones entre sistemas con Kafka y usarás PostgreSQL con rendimiento óptimo, aplicando testing...

King is seeking a Senior Backend Java Developer to build and evolve shared backend platforms across teams. You will design, implement and operate Java services, create reliable APIs and contribute to scalable, resilient systems. You will work with fellow engineers, product partners and other teams to deliver robust platform solutions, improve performance...

We’re looking for a Senior Backend Java Developer to help build and evolve shared backend platforms at King. Our technology provides services and capabilities that internal teams rely on to develop games, tools and services. You’ll work on Java backend services that solve common problems, making it easier for teams to build, integrate and deliver new...

Wizeline is seeking an experienced Java developer to design, build, and scale RESTful APIs and microservices for our Content Services platforms. You will work in a hybrid Barcelona setup, combining in-office collaboration with remote work across the week.The role emphasizes cloud-based development (GCP), event-driven architectures (Kafka), and integration of...

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...

Diabolocom, a European cloud-based contact centre and CX platform, is seeking a Senior Backend Software Engineer for the Auxiliary Squad in Barcelona. You will design and implement high‑performance backend services using Java/Kotlin, Spring Boot, and modern tooling, contributing to scalable distributed systems and no‑code workflow scenarios.You will join...

Indra Group ищет специалистов по backend-разработке на Java в Барселоне для разработки и поддержки реальных интеграций и REST-сервисов. Работа предполагает взаимодействие с оборудованием и драйверами в...

Capitole busca un desarrollador Java con 3 años de experiencia para unirse al equipo de tecnología en Barcelona. Desarrollarás backend en Java, diseñarás microservicios con Spring Boot y crearás APIs REST, trabajando con SQL/NoSQL y prácticas ágiles. Se valorará experiencia con Docker, Git, Jenkins y pruebas con Mockito. Ofrecemos desarrollo...

Indra Group ищет специалистов по backend-разработке на Java в Барселоне для разработки и поддержки реальных интеграций и REST-сервисов. Работа предполагает взаимодействие с оборудованием и драйверами в...

DXC Technology es una empresa global que busca un profesional senior para administrar infraestructuras y desarrollar backends Java en un entorno de producción corporativo. Colaborarás estrechamente con desarrollo, infraestructura y operaciones para garantizar continuidad, seguridad y calidad de los servicios.Se trabajará con prácticas de DevOps,...

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...

Sanoma Learning in Barcelona is seeking an experienced back-end developer to join their Scrum-based team. You will contribute to the development of a cloud-native platform crucial for secondary education. The ideal candidate has over 5 years of Java experience and strong AWS skills, and can work effectively in an international team.Sanoma offers a flexible...

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...

Allianz Technology in Barcelona is looking for a seasoned Java Developer to modernize legacy systems and develop innovative insurance products. Join a dynamic team leveraging Java, Spring Boot, and Agile methodologies to enhance business solutions.With a hybrid work model, enjoy benefits including healthcare, a company bonus scheme, and career development...

Dormont Manufacturing Co busca un Desarrollador Backend en Barcelona para unirse a su equipo de Digital Platform Service. El candidato ideal tendrá experiencia en desarrollo de software, conocimientos sólidos de Java y Spring Boot, y será responsable de diseñar arquitecturas de software y aplicar principios de DevOps.Ofrecemos un modelo de trabajo...

Allianz Technology in Barcelona is looking for a seasoned Java Developer to modernize legacy systems and develop innovative insurance products. Join a dynamic team leveraging Java, Spring Boot, and Agile methodologies to enhance business solutions.With a hybrid work model, enjoy benefits including healthcare, a company bonus scheme, and career development...

DXC Technology es una empresa global que busca un profesional senior para administrar infraestructuras y desarrollar backends Java en un entorno de producción corporativo. Colaborarás estrechamente con desarrollo, infraestructura y operaciones para garantizar continuidad, seguridad y calidad de los servicios. Se trabajará con prácticas de DevOps,...