Empleos de senior java backend engineer microservices en Barcelona

Affinity (CRM) in Barcelona is seeking a Senior Software Engineer to join the One Platform team and help drive the technical roadmap and implementation of Internal and External API layers, the 3rd party integration platform, and access management systems. The role is hub‑hybrid, with team members in-office 2 days per week, collaborating across engineering,...

Ersilia is seeking a senior backend engineer to own critical systems and contribute to the roadmap. You will implement code, review it, test rigorously, and ensure reliability, performance, and correctness across production environments. Work autonomously with high ownership, collaborating with engineering and product teams while balancing risk and business...

FYUL is seeking a Senior Back-end Software Engineer to join the Commerce Pillar. You will shape our commerce solutions by building reliable, scalable systems and collaborating with product teams. The role offers remote work options and an office in Riga, with flexible hours and strong emphasis on ownership and continuous learning. Ideal candidates have 5+...

Capitole busca un/a Senior Backend Engineer con amplia experiencia para unirse al equipo en Barcelona. Desarrollarás el backend de la plataforma, creando APIs REST seguras e integraciones con sistemas internos y de terceros.¿Interesado en saber más sobre este trabajo? Desplácese hacia abajo y descubra qué habilidades, experiencia y cualificaciones...

Voodoo is seeking a senior backend engineer to design and build the server-side foundation for Castle Busters, moving from client-authoritative to server-validated gameplay. You will define APIs and player-state management, working with client engineers and game designers to deliver scalable, secure gameplay systems. You will own server-side validation for...

Elastic is seeking a Senior Java Developer to join the Elasticsearch team and drive work on the Inference API, including integration with external ML providers and self-hosted models. You will maintain the plugin framework and REST API, collaborating across teams to design scalable, reliable systems in a distributed environment. The role emphasizes code...

Merlin Digital Partner is seeking a Senior Software Engineer (Python) to design backend systems, cloud infrastructure and APIs powering its connected health technologies. You will work closely with Product, AI, Embedded and Frontend teams to deliver scalable, reliable software across the stack. You will own architectural decisions, build robust APIs,...

Marfeel is a publishing intelligence platform that helps publishers turn data into action. Our international team, headquartered in Barcelona, is growing as we build real-time dashboards and scalable services for millions of users. We are looking for a Java Developer to join a small, high-ownership engineering team focusing on new product initiatives, while...

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...

Emburse Barcelona team is seeking a senior software engineer to help advance our enterprise expense and invoicing platform. You will contribute to Java development, design REST APIs, and work within a hybrid model to deliver scalable microservices. You’ll collaborate with product, analytics, and UX teams, mentor peers, and help drive secure, high-quality...

A leading travel subscription platform in Barcelona is seeking a Mid-Senior Java Senior Software Engineer to enhance their technology team. The role involves utilizing innovative tools, improving software quality, and collaborating in a hybrid environment. Ideal candidates should have a strong grasp of Java and enjoy mentoring across diverse teams. Join to...

A leading financial technology company in Barcelona is seeking an experienced Java Developer to contribute to their enterprise SaaS applications. This role involves mentoring, guiding developers, and working in an agile environment to enhance the quality of the product. Ideal candidates will have a Bachelor's degree, strong Java skills, and experience with...

Krell Consulting & Training, S. L. busca un/a Senior Fullstack Developer con sólida experiencia en Java, Spring Boot y tecnologías frontend para un proyecto tecnológico con IA. La posición es híbrida en Barcelona, con aproximadamente un día presencial por semana. Se valoran experiencia en APIs REST, entornos Cloud y herramientas de IA de desarrollo,...

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...

Alpega in Sant Cugat, Spain, is seeking a seasoned Software Engineer to join the Carrier Products Team. You will participate in all project phases from analysis to production release and contribute to architectural decisions in an Agile environment.You will design and maintain scalable Java/Spring solutions, ensure code quality, security and performance, and...

MediaMarktSaturn Plattform Services GmbH in Barcelona is seeking a senior backend developer to design, implement and operate scalable services for our Global Loyalty ecosystem. You will work with Kotlin, GCP, and modern DevOps practices to deliver reliable solutions that power millions of interactions across Europe. The role emphasizes event-driven...

Clarivate is seeking a Senior Software Engineer for AI Product Development to join the Cortellis CMC team in Barcelona. This permanent full-time role involves the design and implementation of backend services, with a focus on AI capabilities and scalability. Candidates should have a Bachelor’s degree in a related field and over 5 years of experience in...

Jobtailor is seeking a skilled Backend/Frontend Engineer to design, develop, and maintain scalable backend services using Node.Js and AWS. You will build cloud-native solutions with Lambda, Dynamo DB, and event-driven architectures, delivering low-latency services for cross-functional teams. As part of a collaborative environment, you will participate in...

CNT Management Consulting is a leading SAP consulting firm, offering 100% flexible working time and home office options. The role focuses on SAP ABAP backend development, ABAP OO expertise, and collaboration with SAP UI5/Fiori and BTP teams on client projects across Europe and the USA. Ideal candidates bring 5+ years of SAP ABAP experience, strong consulting...

Enginy, a Barcelona-based startup, is seeking a Backend Engineer to own the engine behind our AI-native GTM platform. You will design, build, and operate high-throughput data pipelines and integrations with the tools our customers use, from design to production to observability.We require 5+ years of backend experience, strong TypeScript/Node.js skills,...