Empleos de senior backend engineer java en Barcelona

Jobgether SRL, listed on behalf of a partner company, seeks a Senior Software Engineer (Node.js/Python) based in Spain to build backend and AI-enabled systems powering an innovative mobility platform. You will design, develop, and operate scalable web services and APIs using Node.js, TypeScript, and Python, owning architecture and working with AI engineers...

Role Description We are looking for a Senior Backend Developer to join our IT Digital Marketing team within the Digital Sales Hub in Barcelona.In this role, you will design, build, and continuously improve backend services, APIs, databases, and integrations that support our digital marketing and sales capabilities.You will develop scalable, secure, and...

THEWHITEAM Consulting is seeking a Senior Backend Engineer to drive backend development across a modern stack. You will design scalable services in Java, build microservice architectures, and apply Hexagonal Architecture with Ports & Adapters. Expect hands-on work with Kafka/RabbitMQ, Docker, Grafana, and cloud or containerized environments, while advancing...

Talan Spain is seeking a skilled backend Java developer to design, build, and maintain robust backend services using Java, Spring Boot and microservices, in a 100% remote setup.You will implement and consume REST APIs, deploy on OpenShift, and collaborate with Angular front-end teams to ensure seamless integration. The role involves code reviews, CI,...

Elastic is seeking a Senior Java Developer to join the Elasticsearch team and drive the Inference API. You will build and maintain the plugin framework and REST API, collaborating with the inference team and the Kibana team to deliver scalable, reliable software across Elastic's cloud and hosted environments. Ideal candidates bring 5+ years of production...

Kraken is expanding its Agent Systems team to build AI-powered agents that automate internal workflows across our platform. You will design, prototype, and productionize backend services that reason over user interactions and integrate with multiple internal APIs. We value strong backend fundamentals, distributed systems thinking, and hands-on AI/ML...

HCL Technologies Limited is seeking a Backend Developer to strengthen our Spain-based team. You will design and implement backend services, compose APIs, and contribute to CI/CD using Azure DevOps. Proficiency in Maven, JPA/JDBC, and databases is expected, with knowledge of OpenShift and scalable architectures. You should be comfortable with distributed...

With more than 100,000 sensors deployed worldwide, Urbiotica is a leading player in the smart parking industry and a pioneer in the fast-growing Internet of Things sector. Through our end-to-end Smart City solutions, we actively contribute to the transformation of urban areas, helping build a more digital and sustainable environment for citizens. We're now...

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, 1:1...

Buscamos un desarrollador Java senior para un cliente final del sector seguros en Barcelona.El puesto es híbrido y se enfoca en el desarrollo de soluciones backend robustas y escalables, trabajando con bases de datos relacionales, APIs REST y metodologías ágiles.

Cognizant is seeking a Sr Quality Engineer in a hybrid work model to design robust test strategies and automation frameworks using Java and Karate, ensuring reliable enterprise applications in the travel industry. Desplácese hacia abajo para encontrar una descripción detallada de este trabajo y lo que se espera de los candidatos. Envíe su solicitud...

SlashMobilitySlashMobility es una firma boutique tecnológica que está construyendo algo diferente a la consultoría tradicional.Todos los posibles candidatos deben leer con atención los siguientes detalles de este trabajo antes de presentar una candidatura.No queremos ser una fábrica de horas ni una consultora masiva.Estamos creando una casa para la...

Desarrollador Backend Java senior con más de 5 años de experiencia, especializado en SQL avanzado y APIs REST.Participa en todo el ciclo de vida del software para crear soluciones robustas y escalables en el sector seguros.Trabajo híbrido en Barcelona.

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 risk...

DXC Technology busca un profesional senior para administrar infraestructuras y apoyar el desarrollo de aplicaciones backend en entornos corporativos de producción. Colaborarás con desarrollo, infraestructura y operaciones para garantizar estabilidad, disponibilidad y seguridad, implementando prácticas de DevOps y despliegues multiplataforma.Participarás...

At Roche you can show up as yourself, embraced for the unique qualities you bring. The PositionWho We AreAt Roche Diagnostics Solutions (RDS), our mission is clear: to diagnose earlier, develop faster, and personalize treatment because every patient is unique. Within Computational Science & Informatics (CSI), we are the bridge between our origin and our...

Role Description We are looking for a Senior Backend Developer to join our IT Digital Marketing team within the Digital Sales Hub in Barcelona. In this role, you will design, build, and continuously improve backend services, APIs, databases, and integrations that support our digital marketing and sales capabilities. You will develop scalable, secure, and...

Buscamos incorporar un/a Senior Backend Developer Java con sólida experiencia en arquitecturas de microservicios para participar en un proyecto tecnológico dentro del sector seguros.Trabajarás principalmente con Java y Spring Boot en un entorno basado en microservicios, eventos y tecnologías como Kafka y MongoDB.La posición tiene un modelo híbrido en...

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...

Why this role matters JOIN helps thousands of businesses find the right people — faster, fairer, and with less friction. Our platform handles millions of candidate interactions, and our clients praise JOIN’s attention to detail and unmatched user experience. We’re looking for a Backend Engineer to join our established engineering hub in Spain. You’ll...