Empleos de senior java backend engineer microservices en Barcelona

ISANDO Technologies is seeking an experienced Java developer to join our software team in Barcelona, Spain or Athens, Greece. You will build multi-tenant web apps, REST APIs, and cloud-ready solutions in a hybrid environment.The role requires 5+ years of Java experience, strong Spring Boot and Hibernate skills, and cloud/DevOps exposure with AWS/Azure,...

At OneSpan, we specialize in digital identity and anti-fraud solutions that create exceptional and secure experiences.We are looking for an experienced Senior Backend Engineer to join our Barcelona-based backend team and drive product features from conception to production with customer value at the forefront. You'll own the delivery side of our platform...

Macadam is a movement powered by over 15 million users who walk every day with us. We’re here to make walking more rewarding, engaging, and consistent - not just a habit, but something people genuinely enjoy. Rooted in thoughtful design, our approach helps people stick with healthier routines by making them feel simple, motivating, and fun. As we grow,...

About the companyShalion is a data and insights-driven company that serves world-class manufacturers and brands globally. Through our Digital Shelf Optimization, Retail Media, and Food Service Aggregators solutions, we provide innovative tools for e-commerce monitoring.At Shalion, we empower brands to make smarter business decisions in eCommerce by...

¡Capitole sigue creciendo - y queremos que formes parte del viaje! Estamos buscando un/a Senior Back End Engineer con +5 años de experiencia para unirse a nuestro increíble equipo. Funciones: Senior Backend Engineer (Node.js / Azure / APIs / Integración de Sistemas) Formar parte del equipo de ingeniería responsable del diseño, desarrollo y evolución...

K-LAGAN in Spain is seeking a Java Developer to join our Cloud & Software Development team and become part of an international, dynamic environment. You will design and develop scalable cloud-based microservices for our global clients, ensuring robust solutions and high quality.¿Es este su próximo empleo? Descúbralo leyendo la descripción completa a...

Miratech seeks a Senior Java Developer to contribute to development and maintenance of customized software solutions for a large European client in the public sector. The role focuses on tax administration system development, with a team of 20+ professionals and a full lifecycle approach from design to deployment.You will work across backend (Java, Spring,...

Giesecke+Devrient busca un Desarrollador Senior de Automatización Java para liderar marcos de pruebas en un backend basado en microservicios y Kubernetes. Se enfoca en pruebas de seguridad, API-first, y pipelines CI/CD en un entorno cloud-native. Se valorará experiencia en pruebas DAST/SAST, criptografía (PKI/X.509) y prácticas TDD/BDD dentro de equipos...

Schwarz Digits invites a skilled FullStack GO Developer to join our agile software team. You will contribute across the development lifecycle, help define new architecture, and migrate legacy systems to the new platform.You will work closely with multidisciplinary teams to propose improvements and ensure high quality software. The role requires strong Go and...

Shipco IT in Barcelona is seeking a Senior Application Developer to design, build, and maintain high-performance Python microservices. You’ll connect FastAPI backend with Angular frontends and collaborate across global teams.Ideal candidates have 5+ years Python experience, strong MySQL/SQLAlchemy, Docker, AWS ECS/ECR, and CI/CD with GitHub Actions....

Backend Java Engineer (Global Fashion Retail)Referencia: #52724Localización: Barcelona Buscas un reto donde tu código impacte a millones de usuarios en todo el mundo? Únete al equipo de ingeniería de uno de los grupos multinacionales más influyentes del sector moda. Estamos transformando nuestra infraestructura para soportar un ecosistema digital de...

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...

Tappx is hiring a Senior Java Backend Developer to join the Performance Tech team in our IT department. The role focuses on coding, debugging, and maintaining high-quality backend services in Java, with a hybrid/remote setup across Spain.You will work across the application lifecycle, gather requirements, and collaborate with data and product teams to...

AD4 Octógono busca un/a Senior Java Developer para un proyecto basado en microservicios. Backend con Java y Spring Boot, APIs REST, PostgreSQL y servicios Cloud en AWS. Modalidad 100% teletrabajo en España. Salario entre 30.000 € y 38.000 € brutos anuales. Se valorará experiencia con IA, desarrollo con Spec-Driven Development y generación de código...

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...

About the opportunityYou will work in the Grow & Engage domain—the heart of the N26 experience. From initial signup to premium memberships and daily engagement, you’ll work in teams delivering innovative features that serve our customers.We are seeking a Senior Backend Engineer with product-centric​ mindset to join our mission-driven team. As a...

Jobtailor busca un/a profesional senior en desarrollo para una plataforma digital enterprise de gran escala en Barcelona. El rol implica desarrollo, mantenimiento y evolución de la arquitectura, trabajando en un equipo multidisciplinar.Se requiere experiencia de más de 5 años, habilidades en Angular, Java, microservicios y Kubernetes, así como inglés...

UST is a multinational technology services company with a global footprint and a commitment to modern, collaborative delivery models. We are seeking a Senior Developer (Java & Kafka) to join an exciting international project in a fast-paced Agile environment.You will design and implement event-driven microservices using Java 8+, Spring Boot, and Apache...

Oxigent Technologies busca un/a Senior Automation QA para su equipo en Barcelona, dentro de un proyecto internacional de procesamiento y distribución de datos entre sistemas en el sector tecnología para la aeronáutica. Serás responsable de impulsar la calidad del software a lo largo del ciclo de desarrollo, definiendo estrategias de testing y...

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...