Empleos de java backend engineer en Barcelona

¿Te interesaría seguir desarrollándote como Programador/a de IA Generativa en una empresa dedicada a mejorar la calidad de vida de las personas mediante seguros, servicios de salud y atención personalizada, con 100 años de experiencia en el mercado,con sede en Barcelona? Desde Oxigent Technologies seleccionamos un Backend Engineer (Java) con...

A leading digital agency in Barcelona is seeking a skilled backend developer to design scalable systems and build powerful APIs leveraging Java and Spring Boot. The ideal candidate will have 5+ years in backend development, substantial experience with RESTful and GraphQL APIs, and hands-on skills in microservice architectures. The role offers a hybrid...

Buscamos Desarrollador/a Backend Java en Clorian! Descubra exactamente qué habilidades, experiencia y cualificaciones necesitará para tener éxito en este puesto antes de enviar su solicitud a continuación. Clorian es una compañía de servicios que nació como una start-up en 2013 y que, una década después, se ha consolidado como una plataforma...

Smadex is a cutting-edge ad-tech company: we process more than 4,5 million ad requests per second, replying under 100ms (for reference, the Google search engine handles ~76,000 QPS). Every day we generate several TBs of data that need to be processed, analyzed and aggregated, so our real-time components get smarter every day. We need you to help us keep our...

WHO WE ARE 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 help people discover the magic of the perfect tutor, craft a personalised learning journey, and stay motivated to keep growing. Our approach is human-led, tech-enabled - and it’s creating real impact.We’ve just reached unicorn status with a $150M Series D, accelerating our vision to transform education through human-led, AI-enhanced learning. As a...

📢 ¡Buscamos Desarrollador/a Backend Java en Clorian!Sobre nosotrosClorian es una compañía de servicios que nació como una start-up en 2013 y que, una década después, se ha consolidado como una plataforma líder en la venta de entradas para el sector cultural y turístico.Gestionamos más de 32 millones de entradas al año y contamos con más de 1,5...

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...

Merkle, a dentsu company, is hiring junior Java developers in Barcelona, Spain. Join agile teams to build backend applications using Java/J2EE with a focus on test-driven development and high-quality code.You will work through all development stages, translating requirements into concrete designs and delivering value in every sprint. Ideal candidates have...

Wizeline is seeking a Senior Backend Engineer (Java) to design, develop, and deploy scalable applications in a modern cloud-based environment. You will work with Java, relational databases, microservices, cloud technologies, and AI-powered agents while collaborating with cross-functional teams to deliver high-quality solutions.You should have a Bachelor's...

UST está buscando un/desarrollador/a Java con experiencia en Spring Boot y Cassandra para un servicio bancario líder. El rol es remoto al 100% dentro de España, con horario de oficina y posibilidad de crecimiento en tecnología cloud.Ofrecemos entorno corporativo con prácticas ágiles, colaboración entre equipos y oportunidades de formación....

Alpega is seeking a seasoned Backend Developer for the Carrier Products Team, based in Sant Cugat, Spain. You will participate in all project phases—from analysis to production—designing, operating, and maintaining scalable solutions in an Agile environment to deliver value to customers.We are looking for 4-6+ years of Java/Spring experience, REST API...

Who We AreAt Balance (findbalance.app), we're building the clinical operating system for obesity treatment — combining medical rigor, AI intelligence, and multidisciplinary care teams to deliver personalized treatment at scale. In Spain alone, 200,000 people on GLP-1 medications today will grow to 1.2 million by 2030, most without access to proper...

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...

Flanks is looking for a Backend Engineer to design and maintain the data pipelines and backend services powering their Open Wealth Platform. Health insurance, 50% subsidised digital canteen, yearly training budget, birthday day off A little bit about Flanks Flanks is shaking up the wealth management industry by making it simpler and way more efficient for...

About the OpportunityYou will work in the Grow & Engage domain, the heart of the customer experience, spanning everything from customer acquisition and onboarding to our premium membership tiers and the daily engagement of millions of users. Specifically, within the Subscriptions segment, you'll help build and improve features that enable customers to...

About the opportunity You 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 collaborative Backend Engineer to join our mission-driven team. As a vital contributor throughout...

About the opportunity You will work in the Financial Empowerment domain. Our goal is to empower everyone to achieve financial freedom and unlock their potential for a better life by providing N26 users with access to the money they need to achieve their life objectives, whether today (deposits or borrowing) or tomorrow (saving and investing). In this role,...

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 collaborative Backend Engineer to join our mission-driven team. As a vital contributor throughout the...