Empleos de senior python backend en Madrid

Hupp IT Careers is seeking a Medior/Senior Back-end Developer (PHP/Laravel) for a Dutch digital agency, remote from Valencia. You will build custom Laravel applications for clients with high standards, translating requirements into solid technical solutions and taking ownership of features.You will work with Laravel 12, PHP 8.4+, PostgreSQL/MySQL,...

Work Your Magic with us!Ready to explore, break barriers, and discover more? We know you’ve got big plans – so do we! Our colleagues across the globe love innovating with science and technology to enrich people’s lives with our solutions in Healthcare, Life Science, and Electronics. Together, we dream big and are passionate about caring for our rich...

SomosKairós, una empresa de tecnología diferente. Sí, ayudamos a nuestros clientes con sus retos de transformación digital y metodológica, pero lo que realmente nos define escómo lo hacemos: poniendo a las personas en el centro. Nuestros valores devalentía, empatía, innovación y alegríason la forma en que trabajamos cada día. Somos más de...

Flexcompute is leading the transformation of engineering simulation with our revolutionary ultra-fast simulation technology. Our flagship products, including the industry-leading Computational Fluid Dynamics (CFD) software Flow360 and electromagnetic simulation software Tidy3D, are reshaping how simulations are conducted across diverse sectors. Founded...

Capitole busca un/a Senior Backend Engineer para liderar el desarrollo del backend de su plataforma en la nube de Azure, con foco en APIs de negocio y integraciones con sistemas internos y terceros.Trabajarás con Node.Js y TypeScript, diseñando APIs REST seguras y escalables, gestionando identidad y datos, y garantizando alta disponibilidad. Se valorará...

Ashby is seeking a Senior Software Engineer (Backend) to join its fully remote engineering team. You will design, develop, and maintain scalable backend systems powering innovative products, collaborating with a talented team on architecture and lifecycle delivery.We value a proactive problem-solver with strong backend knowledge, attention to detail, and...

Talantir busca un backend engineer senior para diseñar y construir sistemas agenticos en producción, integrando LLMs y API robustas. El rol requiere pensamiento orientado a producto, autonomía y capacidad de diseñar arquitecturas escalables y fiables.El candidato participará en todo el ciclo: desarrollo, despliegue y monitorización, con colaboración...

Lingo is building a cutting-edge digital health platform at the forefront of real-time biosensor data analytics. We are seeking a Senior Software Engineer (Backend) to design and optimize backend systems that are scalable, secure, and resilient across global deployments.You will lead implementation of high-performance APIs, event-driven services, and data...

Lingo is building a cutting-edge digital health platform that processes real-time biosensor data with high-performance backend engineering. As a Senior Backend Engineer, you will design, implement, and optimize scalable microservices and APIs that power live health insights for users.You will collaborate with Product, Mobile, Platform/SRE, and Data/ML teams...

Nuestra fintech innovadora busca un/backend senior para diseñar y evolucionar APIs críticas en una arquitectura de microservicios, con foco en rendimiento, escalabilidad y mantenimiento. Trabajarás en un Saa S multitenant con Node.Js, Type Script y Nest JS, asegurando migraciones sin downtime y decisiones de arquitectura defendidas ante el equipo....

Diabolocom, a European cloud-based contact centre and CX platform, is seeking a Senior Backend Software Engineer for the Auxiliary Squad in Barcelona. You will design and implement high‑performance backend services using Java/Kotlin, Spring Boot, and modern tooling, contributing to scalable distributed systems and no‑code workflow scenarios. You will...

Social You is seeking a Senior QA Automation Engineer with a backend mindset and strong Java automation experience. You will drive quality across Ground Services, define automation strategies, and embed quality practices throughout the delivery lifecycle.You will collaborate with multiple teams to expand automation coverage across APIs, backend services, and...

Copyright Clearance Center (CCC) seeks a Senior Software Engineer to join our global team delivering enterprise software for pharma and publishing. You will collaborate with cross-functional engineering, participate in analysis, design, development, testing and documentation, and help shape scalable, secure systems. Work includes building back-end services...

Biorce, a Healthtech innovator, is seeking a Senior Backend Developer (Delta Team) to build and scale our internal software infrastructure from Barcelona. You will own Leadro’s backend, APIs, and data flow, while integrating with GTM tools and external systems.The role demands ownership, architecture, and mentorship to drive fast, reliable delivery. The...

Indra Group en Barcelona busca un/a Ingeniero/a Backend Java Senior con experiencia en Java, Spring, Postgre SQL 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...

Clidrive busca un Senior AI Software Engineer para construir Orion, el asistente personal por WhatsApp destinado a comprar y vender coches. Integrarás un runtime en Python con arquitectura hexagonal, PostgreSQL y almacenamiento vectorial.El foco es backend, fiabilidad y seguridad, con énfasis en memorización contextual y gestión de reglas de negocio. Se...

Making Science Group S. A. in Madrid is seeking a Senior Backend Engineer to develop RESTful API services using Python and Django. You will design robust backend components and contribute to microservices already in production, collaborating with the software architect and project manager in our offices.We offer an indefinite contract, a fixed salary based...

Biorce ищетSenior Backend Developer (Delta Team) в Барселоне. Вы будете владеть основными backend-сервисами и API, работать над интеграциями в GTM-стеке и разворачивать функции на базе LLM. Ваша экспертиза Node.Js/Nest JS, Type Script и...

Jobgether, on behalf of a partner company, is seeking a Backend Engineer in Spain. You will join a small autonomous team focused on scalable backend solutions, API development, and data-intensive systems using Node.Js and TypeScript.You will own backend components, collaborate with product, data, and frontend teams, and leverage AI-assisted coding tools in...

Coforge busca un/a Senior Java Developer con sólida experiencia en desarrollo y mantenimiento de aplicaciones empresariales basadas en tecnologías Java. Trabajarás con Java 8, Spring Framework, PL/SQL, Oracle y Struts en entornos corporativos complejos para garantizar calidad, estabilidad y escalabilidad.Colaborarás estrechamente con analistas...