Empleos de senior backend java engineer en Barcelona

knowmad mood busca un desarrollador/a senior backend Java para un importante cliente del sector bancario. Se trabajará 100% remoto y en un entorno ágil, con foco en microservicios, API y pruebas.Se requiere experiencia sólida en Java (21+), Spring, Spring Boot, Docker/Kafka, y observabilidad (Grafana/Prometheus). Ofrecen contrato indefinido, horario...

Knowmad Mood está buscando un/a Senior Backend Java Engineer para liderar soluciones backend escalables con Java 21+ y Spring. Trabajarás en arquitecturas de microservicios, APIs REST y pipelines CI/CD en entornos OpenShift/Kubernetes, con énfasis en calidad de código y uso de IA para mejorar la productividad. Se valora experiencia en Kafka, bases de...

We are looking for a Senior Java Backend Engineer to join our growing Java Development Competence Center. Reporting directly to the Tech Lead, you will be part of an experienced international team, contributing to the design and development of high-quality software solutions for leading international client. This is an excellent opportunity for a passionate...

Desarrollador Java backend senior para proyecto de integración en tiempo real con dispositivos hardware y UI. Se requieren conocimientos en Java, APIs REST, Web Socket y MQTT, pruebas automatizadas y CI/CD.

Overview We 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. Responsibilities Build and optimize...

Desarrollador Java backend senior para proyecto de integración en tiempo real con dispositivos hardware y UI. Se requieren conocimientos en Java, APIs REST, Web Socket y MQTT, pruebas automatizadas y CI/CD.

QUE OFERIM? Contracte indefinit. Phantom share plan We are deploying our app to 10 million TVs in the USA as a native art gallery and screensaver, and we are looking for experienced and motivated developers to join our team and take on this challenge. (For context, Movistar+ has only 3.5 million screens.) MAIN RESPONSIBILITIES Development of the new...

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...

Grupo TECDATA Engineering busca un/a Desarrollador/a Java Senior con amplia experiencia en backend y microservicios. El perfil debe ser autónomo y capaz de tomar decisiones técnicas en entornos de alta exigencia. Se valoran conocimientos en Java, Spring Boot, bases de datos relacionales y NoSQL, y experiencia en arquitecturas de consistencia eventual, IA y...

Grupo TECDATA Engineering busca Desarrolladores Java Senior con amplia experiencia en desarrollo backend y arquitecturas de microservicios, usando Spring Boot y las últimas versiones de Java. Se valorará conocimiento en bases de datos relacionales y NoSQL (PostgreSQL, MongoDB), arquitecturas de consistencia eventual (Kafka, RabbitMQ, Spring Cloud Stream),...

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...

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, WebSocket y MQTT,...

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 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...

Infotel in Spain's Barcelona area is seeking a Senior Java Backend Engineer to join our Java Development Competence Center. Reporting to the Tech Lead, you will contribute to the design and development of high-quality software solutions for international clients. You will work on Java 17/21, Spring Boot, microservices, REST APIs, Kafka, and occasional...

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. The role offers a hybrid work model, international collaboration, ongoing learning, and involvement in...

OverviewWe are looking for aSenior Java Backend Engineerto 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...

Festo is seeking a Senior Backend Java Developer for its Digital Innovation Hub. You will work on a cutting-edge stack including Spring Boot, React, and AWS, taking ownership of technical design within an informal, agile environment.You will help translate business needs into scalable software and guide junior developers while aligning with internal...

Wizeline is seeking a Java Developer to design, build, and scale backend services in a modern AI-powered platform. You’ll work with Java 17+, Spring Boot, and microservices, accelerating AI features for an enterprise-grade product. You will integrate LLM providers, vector stores, and RAG pipelines, collaborating with product, frontend, and Dev Ops teams to...

Knowmad Mood busca un/a desarrollador/a backend senior Java para un importante cliente del sector bancario. La posición se centra en microservicios, arquitectura hexagonal y entornos cloud (AWS), con buen dominio de Spring y Spring Boot. Se trabajará 100% en remoto y se valorará experiencia en Kafka y pruebas automatizadas, así como inglés hablado....