Empleos de senior java backend engineer remote en Barcelona

We’re here to help make tech reliable, affordable, and better than new. We're a global marketplace for refurbished devices, helping lower our collective environmental impact by providing trustworthy, affordable tech with 92% less carbon emissions than new.Turns out refurbished tech is way better for the planet than new. From our Customer Care...

Tecdata Engineering busca un/a desarollador/a Fullstack con fuerte backend para trabajar 100% remoto en un proyecto de duración larga. Se requiere más de 4 años de experiencia y perfil Java-heavy con Spring Boot, API REST, JPA/JDBC, React y Kafka.Inglés B2+/C1 y experiencia en sistemas complejos/legacy y arquitecturas orientadas a eventos son...

SlashMobilitySlashMobility es una firma boutique tecnológica que está construyendo algo diferente a la consultoría tradicional. No queremos ser una fábrica de horas ni una consultora masiva. Ayudamos a grandes organizaciones a diseñar y construir productos digitales y plataformas tecnológicas que realmente mueven su negocio. No nos limitamos a ejecutar...

About SeqeraSeqera is on a mission to empower scientists and organizations to solve humanity’s biggest challenges through data-driven science. As the company behind Nextflow and the Seqera Platform, we enable global enterprises, biotech innovators, academic institutions, and public sector organizations to scale complex data workflows with...

Allianz invites a Senior Solutions Engineer to join the Data and AI Transformation Engineering team, building scalable backend platforms exposing AI capabilities as reliable services. The role focuses on API-driven systems on Kubernetes, combining AI components with deterministic logic for complex transformation use cases in a regulated financial services...

Lever, Inc. is seeking a Backend Engineer based in Spain to join a small, ambitious product team. You will own the central API and backend services, primarily using Node.js and TypeScript, and focus on API design, data modeling, performance, and developer experience. This remote, asynchronous role offers substantial technical ownership, collaboration with...

Hyqoo is seeking a Software Engineer / Python Developer for a contract, remote role. You will design, develop, test, and deploy scalable Python applications and backend solutions, with emphasis on clean code and maintainability. You will work across product and engineering teams to transform business requirements into robust technical solutions, contribute...

We’re here to help make tech reliable, affordable, and better than new. We're a global marketplace for refurbished devices, helping lower our collective environmental impact by providing trustworthy, affordable tech with 92% less carbon emissions than new.Turns out refurbished tech is way better for the planet than new. From our Customer Care...

Fledge We are a boutique Talent search firm connecting exceptional Talent with the most innovative companies in the AI and software development industries across EMEA. Our clients are among companies with innovative products that have a positive impact on our societies, and we present them with a solution model between fine consulting and flexible...

Jobgether SRL, on behalf of a partner company, seeks a Senior Software Developer (Node.js/Python) based in Spain. You will design and operate scalable backend systems, building APIs in Node.js, TypeScript, and Python while collaborating with AI engineers.You will drive architectural decisions, mentor peers, and contribute to engineering standards in a...

Scorp is a global mobile technology company powering monetization at scale. We seek a Software Engineer to join our Payments Team in Barcelona, building backend services for subscriptions, virtual gifting and in-app purchases, processing millions of events daily. You will work across Product, Mobile, Data and Finance to ship monetization features, improve...

Flight Centre Travel Group is seeking a Software Engineer in Barcelona to design, build, and evolve AI-native travel tech. You will work in agile squads, owning features from design through deployment while collaborating across international teams. The role emphasizes backend Rails development, containerised services, and integration of LLM APIs to deliver...

Description: This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a (Senior) Product Engineer (Backend) based in Spain. As a backend-focused Product Engineer, you’ll play a key role in building reliable, scalable SaaS products that directly improve the way frontline employees work....

Lever, Inc. is seeking a Senior VFX Engineer in a fully remote arrangement to power real-time visual effects within a major Unity3D project.You'll own shader pipelines, particle systems, and runtime VFX architectures while balancing performance with visual ambition.The role requires close collaboration with artists and engineers to translate creative goals...

This position is fully remote anywhere in the United States.Ready to get off the IT machine and come be part of a team where you are more than a cog in the wheel? My IT Crew is the place where everyone gets a voice and new ideas are welcomed. Sound like this could be your new home? Keep reading….My IT Crew has been a leader in the Managed Service provider...

We’re a London-based fintech on a mission to make ETF investing simple and accessible. Over 150,000 clients have trusted us with over £3 billion in assets - and we’re just getting started. We’ve been featured by MoneyWeek, Finder and Forbes, and we’re growing fast with big ambitions. About the Role We’re looking for a Senior Backend Engineer to...

Playtomic is seeking a Senior Backend Engineer to build robust, scalable APIs and services. You will own your domain end-to-end, balancing technical excellence with business impact while collaborating with product, design, and frontend teams.You will work in a fast-paced, pod-based environment, shipping production-ready software and integrating AI-assisted...

En Vermont Solutions buscamos un/a Senior Backend Developer con al menos 4 años de experiencia para desarrollar y mantener aplicaciones empresariales robustas, escalables y de alto rendimiento.ResponsabilidadesDiseñar, desarrollar y mantener servicios backend con Java y Spring Boot.Trabajar con PostgreSQL y MQ Series en soluciones de integración entre...

Lever, Inc. is seeking a Senior Software Engineer (Golang/TypeScript/React) for an independent contractor role based in Spain.You will develop backend Golang microservices and frontend UI with React and TypeScript, delivering scalable, data-intensive features.You will own features end-to-end, influence architecture, and drive improvements in performance,...

Jobgether is seeking a Senior Software Engineer – Data Search based in Spain/Europe to build and improve a large-scale creator search system.You will work across the full search stack, including embeddings, ranking, and low-latency serving, handling hundreds of millions of profiles and media files.You will own features from discovery through production,...