Empleos de senior backend engineer python en Barcelona

Can you imagine connecting enterprise knowledge with AI to deliver trusted answers in natural language??? Join our expert team to work on a pharmaceutical-sector platform, contributing to the development of a semantic backend connecting enterprise knowledge graphs, AI agents and cloud data platforms.You will apply your knowledge of Python and RDF/SPARQL to...

Senior Backend Engineer Who is Parser? Technology alone does not create impact - the right teams do. Founded in 2018, Parser is a boutique technology services and consulting firm helping global organisations solve complex business challenges through digital transformation, product development and AI enablement. We are a fast-growing team of 340+ engineers...

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...

Himalayas is seeking a Senior Backend Java Developer in Spain to design, develop and evolve microservices-based applications using Java 8/11, Spring Boot and OpenAPI. The role requires 5–8 years of professional experience, English at least B2, and ability to work on API-driven architectures.Candidates should be proficient with Maven and testing frameworks...

Join our expanding engineering team!We're hiring a permanent Senior Backend Engineer to join our Asset Sales group as we scale one of the most important parts of M-KOPA's FinTech platform.Build distributed, event-driven microservices and help shape what AI-native engineering looks like at M-KOPA.The ImpactYour code will directly power the systems that put...

Senior Software Engineer (Backend) ABOUT LINGO 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...

Senior Fullstack Engineer - Spain - 100% Home Office Friendly (within +/- 2 hours of the UK)Live shows make us feel good.They're a time to hang with our friends, discover new artists or lose ourselves on a dancefloor.We're on a mission to bring all of this to more fans, more often – and that's where you come in.We're looking for a Senior Backend Engineer...

Indra Group en Barcelona busca un/a Ingeniero/a Backend Java Senior con experiencia en Java, Spring, PostgreSQL y Kafka para participar en el desarrollo de servicios backend robustos y escalables en proyectos de ciberdefensa y entornos críticos, en Barcelona. El modelo es híbrido (60% teletrabajo: 3 días en casa, 2 días en oficina). Se valorará...

Capitole Consulting busca un Desarrollador Backend .NET Core con más de 7 años de experiencia para unirse a su increíble equipo en Cataluña. Se valorará experiencia en Agile/Scrum, Docker y AWS, y colaboración con equipos distribuidos. #

Seedtag is hiring a Senior Software Engineer to build backend systems for neuro-contextual advertising at scale in Barcelona.The role focuses on designing high-throughput services and integrating AI/ML models within a distributed cloud environment.You will work with Data Scientists, AI teams, and Product Managers to deliver scalable API endpoints and robust...

SEREM Consultoría Empresarial busca un Backend Developer Java con experiencia para un proyecto en Barcelona, centrado en microservicios y APIs REST, en un entorno Agile/Scrum.Se valora integrar tecnologías frontend, principalmente Angular, y conocimientos de Kafka, MongoDB y Spring Boot.La posición es híbrida, con 1-2 días en oficina y el resto en...

Enginy, a Barcelona-based startup, is hiring a Backend Engineer to own core engine components from day one.You will design and build high-throughput systems, data pipelines, and integrations with customer platforms, while focusing on reliability and observability.We value engineers who own problems end to end, from design to production to monitoring.Expect a...

Experis España busca un Senior Backend & AI Engineer para unirse a nuestro equipo de proyectos de consultoría, colaborando en una plataforma de agentes de IA basada en tecnologías Microsoft y modelos LLM.100% remoto.Construirás el núcleo en .NET 8: API multi-tenant, motor de agentes y gateway de modelos, motor de trabajo asíncrono, aprobaciones...

Indra Group busca un Ingeniero/a Backend Java para unirse a su unidad de Defensa y trabajar en proyectos de ciberdefensa. Se valorará experiencia en Java 8+, Spring, PostgreSQL, Kafka y pruebas con TDD/BDD, además de mentoring en equipos ágiles. El puesto es híbrido y ofrece desarrollo en proyectos europeos de alto impacto.Se requiere mínimo 5 años de...

DXC Technology está buscando un profesional senior para administrar infraestructuras de producción y apoyar el desarrollo de aplicaciones backend en entornos empresariales complejos. El puesto implica operaciones en Windows y Linux, gestión de redes, bases de datos y prácticas DevOps, con participación transversal en equipos de desarrollo e...

Intelligent Apps GmbH is seeking a Senior Backend Engineer (m/f/d) for Driver Onboarding to own backend features end-to-end.Presente su candidatura después de leer los siguientes requisitos de habilidades y cualificaciones para este puesto.You will design and develop scalable services, work on distributed systems, and ensure performance through monitoring...

Oxigent Technologies ищет старшего Python-инженера в Барселоне для команды Code Foundations. Вы будете работать над критически важной инфраструктурой backend, микросервисами и коммуникациями между сервисами.Требуется...

Veepee Tech seeks a Software Engineer to join our international development team. You will develop and refactor features, design interfaces, and ensure scalable, high-quality code. Join a fast-paced, collaborative environment with a focus on reliability and innovation. You will contribute to API development, write tests, and mentor junior teammates while...

About RevolutPeople deserve more from their money.More visibility, more control, and more freedom.Since ****, Revolut has been on a mission to deliver just that.Our powerhouse of products — including spending, saving, investing, exchanging, travelling, and more — help our 70+ million customers get more from their money every day.As we continue our...

Veepee is seeking an experienced Software Engineer in Barcelona, Spain, to develop and redesign features for our e-commerce platform. You will ensure code quality, scalability, and timely delivery while collaborating with cross-functional teams across Europe. The ideal candidate has 5+ years of software development experience with C# and .Net Core, strong...