Empleos de senior backend java engineer remote en Barcelona

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. Desplácese hacia abajo para obtener una visión general completa de lo que requerirá este trabajo. ¿Ayudamos a grandes organizaciones a diseñar y construir...

Miratech is seeking a Senior Java Developer to join a European-focused project delivering customized software solutions for the public sector. You will join a 20+ person team building a tax administration system with Java backend, Angular frontend, and modern DevOps tools.You will work on design, implementation, testing, and deployment, collaborating with...

This job is with Adaptive Financial Consulting Ltd, an inclusive employer and a member of myGwork – the largest global platform for the LGBTQ+ business community. 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...

The iGaming industry is increasingly demanding when it comes to infrastructure reliability, scalability, and deployment efficiency. Therefore, it is becoming ever more critical to design and maintain the most resilient and automated environments for our products.Are you passionate about automation? Do you want to join a team of talented individuals focusing...

This job is with Adaptive Financial Consulting Ltd, an inclusive employer and a member of myGwork – the largest global platform for the LGBTQ+ business community. 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...

QUE OFERIM? * Contracte indefinit. * Phantom share plan We are deploying our app to 10 million TVs in the USA as a native art gallery and screensaver, and we are looking for experienced and motivated developers to join our team and take on this challenge. (For context, Movistar+ has only 3.5 million screens.) MAIN RESPONSIBILITIES * Development of the new...

This job is with Allianz Commercial, an inclusive employer and a member of myGwork – the largest global platform for the LGBTQ+ business community. Please do not contact the recruiter directly. Role Purpose A key member of a team, responsible for designing, developing, and deploying AI solutions that drive business value. To develop and operationalize...

Fliff is building data-driven sports gaming platforms with real-time data pipelines and a focus on correctness, observability, and resilience. We seek a Senior Python Engineer to own core backend systems.You will work on sports data ingestion, transformation, and distribution, collaborating across squads to ensure timely, accurate data feeds and reliable...

Lingo is building a cutting‑edge digital health platform that fuses continuous biosensor data, high‑performance backend engineering, and advanced analytics to help people live healthier, longer, fuller lives. Our systems process massive volumes of real‑time data, and the backend is the heartbeat that transforms biosensor signals into actionable health...

Preply is looking for a Senior Full Stack Engineer in Barcelona to help shape the future of our learning platform. You will balance backend focus (Python/Django) with frontend work (React/Typescript), driving data-informed product decisions and scalable architecture. You’ll mentor peers, raise engineering standards, and partner with product, data, and UX...

Senior Backend Engineer (m/f/d), Driver Onboarding | Freenow* Navigation* Inhalt* Fußzeile* SafetyDownload the app## **YOUR DAILY ADVENTURES WILL INCLUDE:*** Own the Feature, Own the Code – feel responsible for what you create. It all starts with bringing in your feature ideas, goes over development, testing and ends in deploying your code and monitoring...

Titan Operating System, based in Barcelona, seeks a Senior Backend Engineer - Go to design, develop, and maintain scalable backend infrastructure powering our products and services. You will ensure security, reliability, and performance while integrating cutting-edge technologies to support growing user demand. You will collaborate with cross-functional...

Location: Fully remote – Europe (CET ±3 hours) Salary: €75,000–€105,000/year, depending on location and experience Contract: B2B preferred, flexible Experience: 5+ years Important: Must be comfortable working with explicit NSFW content.About the Role We're looking for an experienced Senior Ruby on Rails Engineer to join a fast-growing AI technology...

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...

InnoIT Consulting busca un Backend AI Developer para un proyecto innovador en Barcelona, con un enfoque en IA avanzada, NLP, LLMs y pipelines de prompts. Se valorará autonomía y capacidad de entregar soluciones de principio a fin.Se trabajará en un entorno híbrido en Barcelona, colaborando con equipos de IA y desarrollo frontend para construir APIs y...

Product Pulse is seeking a backend-focused engineer to own a core, isolated .NET system in production. You will maintain and extend a legacy codebase built on .NET Framework 4.8 while improving reliability, performance and tooling.You will collaborate with other engineering teams, diagnose complex production issues and make pragmatic decisions balancing risk...

Vibedesk está buscando talentos para impulsar la próxima generación de Sovereign AI Workspaces, protegiendo infraestructuras de datos frente a la amenaza de la computación cuántica. Si te apasiona la criptografía aplicada y quieres trabajar en tecnología de frontera, este es tu lugar.Trabajarás en investigación aplicada, arquitectura Zero Trust y...

Monzo Bank is looking for a Backend Engineer in Barcelona, Spain. In this role, you will collaborate with a diverse team to enhance the banking platform while working with technologies like Go, Cassandra, and AWS. Strong backend development experience and a product mindset are essential. Benefits include a competitive salary, flexible working hours, and a...

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.Todos los posibles candidatos deben leer con atención los siguientes detalles de este trabajo antes de...

OverviewWELCOME TO SITAAt SITA, we keep airports moving, airlines flying smoothly, and borders open. Our technology and communication innovations power the success of the global air travel industry.You'll find us in 95% of international airports, working closely with over 2,500 transportation and government clients. Each partnership brings unique challenges,...