Empleos de backend java engineer en Barcelona

Zemsania busca Desarrollador/a Backend Java SpringBoot con nivel de inglés B2 para trabajar 100% remoto desde España.Te incorporarás a un proyecto estratégico en el sector bancario, desarrollando y mejorando plataformas de gran envergadura con Agile y tecnologías modernas.Buscamos un perfil con 6+ años de experiencia y sólida capacidad para resolver...

AI Backend Engineer Job DescriptionAbout UsWe are a tech company with a business-driven DNA, founded in Barcelona, with the vision of becoming a global leader in the creation of digital hubs for major corporations worldwide. We dont just build digital products we help shape the digital business strategy behind them. Compruebe que cumple con los requisitos de...

OverviewEn Akuaro, te incorporarás a un equipo técnico para diseñar y mantener servicios backend en Java dentro de plataformas de conectividad para turismo.Trabajarás en un entorno híbrido con foco en calidad, escalabilidad y resiliencia, colaborando con producto, negocio y QA para entregar soluciones robustas en entornos exigentes.Serás clave para...

OverviewIn this Senior Backend Engineer role in Barcelona, you will own end-to-end backend delivery for platform features, from requirements to production.You will balance customer value with technical feasibility, steering architectural decisions with product and tech leadership.You'll mentor junior engineers and elevate team performance while coordinating...

Alan is building a new standard in prevention insurance, unifying insurance, prevention, and care. You will join the Backend Platform to rethink the backend of a fully grown company, moving from a Python monolith to scalable services while the system remains live for millions of users.The team is small and growing, with a mission to own backend building...

Is this you?Titan Operating System S.L. (Titan OS), the Barcelona-based technology, entertainment, and advertising company is looking for you!At TitanOS, we live by three core values:Make things happen - We take ownership, move fast, and deliver impactNo ego - We collaborate with respect and humility to reach shared goalsShow genuine passion - We love what...

This position is listed on behalf of a partner company, who manages all applications and next steps.Our partner is looking for a Senior Engineer, Backend – Protection based in Spain.Join an innovative global payments technology company building infrastructure that helps businesses simplify

Una empresa de tecnología en Barcelona busca un Programador/a de IA Generativa para desarrollar y mantener una plataforma interna. El candidato ideal tendrá experiencia en Java backend y APIs, y habilidades en Python para integrar LLMs. Se ofrecen salario competitivo entre 35.000 y 45.000 euros brutos anuales, horario flexible, y beneficios como cheque...

WE ARE: At Adaptive, we are a financial consulting firm that partners with capital, commodity, and digital market participants.We value differentiation through technology.Our experienced teams design and deliver complex front-office technology solutions using our proven accelerators to create long-term competitive advantage.Our clients include the world's...

This position is listed on behalf of a partner company, which manages all applications and next steps. Our partner is looking for a Senior Backend Developer (Java/Spring Boot, Agentic LLMs) based in Spain.As a Senior Backend Developer, you will contribute to building and enhancing a high-performance technology platform serving the global business aviation...

En Metrica buscamos un/a Java Backend Developer con al menos 6 años de experiencia para desarrollar servicios backend con arquitectura de microservicios en entornos cloud.Si tienes experiencia con Java, Spring Boot y OpenShift, y buscas una oportunidad en modalidad remota con contrato indefinido, queremos conocerte.¿Cuáles serán tus funciones?Diseñar,...

Naphora Games Group seeks a Senior Backend Engineer to design, build, operate, and scale robust backend systems and platforms. This fully remote position aligns with our Saudi schedule (Sun–Thu, 9:00 AM–5:00 PM KSA time).You’ll work across APIs, databases, AI integrations, and live operations, collaborating with Engineering, Product, BI, and other...

Flanks in Barcelona is seeking a Mid-Level Backend Engineer to design, build, and optimize data pipelines and backend services, enabling reliable data flow across the organization. You will own the full lifecycle of data ingestion and transformation from business requirements to production deployment.You should write clean Python or JavaScript, work with SQL...

Job Description: Junior Java Software Engineer Community (Spain) Barcelona, SpainWe Dream. We Do. We Deliver.About MerkleMerkle, a dentsu company, powers the experience economy. For more than 35 years, we have put people at the heart of its approach to digital business transformation. As the only integrated experience consultancy in the world with a heritage...

Titan OS), the Barcelona-based technology, entertainment, and advertising company is looking for you! We are looking for a Senior Backend Engineer - Go with a deep understanding of server-side technologies and a passion for building highly scalable systems that power industry-leading applications. You will be responsible for designing, developing, and...

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...

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. Our platform is built in Java using Spring Boot,...

Backend Software Engineer wanted to develop and maintain IoT platform services using Python and Java. Responsibilities include API development, microservices, database management, and collaborating with cross-functional teams.

Betby is building a complex, high-load microservice-based backend for risk management in sports betting. We value autonomy, ownership, and scalable engineering as we expand with a small, focused team.Join our Risk-Management Product Group to develop back-office risk tools, integrate with Kafka and RabbitMQ, and contribute to architecture discussions. We...

M-KOPA is hiring a permanent Senior Backend Engineer to join our Asset Sales group as we scale one of the most important parts of our FinTech platform. You will build distributed C# and .NET microservices on Azure, operating within an event-driven architecture at scale.This is an outcomes-driven role with end-to-end ownership from idea to production and...