Empleos de senior backend java en Madrid

Astek Iberia está buscando un/una Ingeniero/a de Software en C++ para colaborar con nuestro partner líder en el sector B2C IT travel a nivel global. Desarrollarás funcionalidades en soluciones de pago, en un entorno Cloud y con microservicios. Ofrecemos crecimiento profesional rodeado de especialistas IT, horario flexible, modalidad híbrida 50% remoto y...

Ebury’s FinCore Engineering team in Madrid seeks a Senior Software Engineer to modernize our FX engine, reduce technical debt, and build high-throughput, regulated backend systems. You will influence platform architecture and own end-to-end delivery across a distributed cross-border team across Europe and beyond. The role focuses on Python with strong OO...

WayOps busca un Senior Backend IA Scraper para liderar extracción y procesamiento de datos a gran escala. Participarás en el diseño y desarrollo de soluciones que combinen scraping, backend y bases de datos, exponiéndolos a través de APIs y herramientas internas. Se valorará experiencia en IA aplicada a datos, pipelines de datos y entornos...

Allianz Partners in Madrid is seeking a skilled Backend Engineer to join their Advanced Analytics team. The role offers a chance to build AI foundations and services, collaborating closely with cross-functional teams. The ideal candidate has over 5 years of backend engineering experience, proficiency in Python and cloud-native solutions with Docker and...

Allianz Partners is seeking a Backend Engineer in Advanced Analytics (DA3) to join our central AI team and build reusable AI foundations and production-grade AI services on a global scale. You will design, ship, and operate cloud-native systems with Docker/Kubernetes, Azure services, and CI/CD pipelines, working across ML engineers and DevOps to raise our...

Kleo is seeking a talented Senior Backend Engineer to develop and optimize our AI-native financing platform. You will contribute to the entire product lifecycle, building features using NestJS, TypeScript, and PostgreSQL, while integrating advanced AI solutions to enhance automated workflows. Join a dynamic startup environment in Madrid, where you will...

Babel Group. busca un Senior Backend Developer con más de 4 años de experiencia en PL/SQL para un proyecto internacional en Mercados Financieros, Tesorería y Procesos Contables. Participarás en análisis, desarrollo, pruebas e implantación de soluciones relacionadas con tesorería y reporting financiero. Se valorará conocimientos de Java y Spring Boot,...

HIBERUS TECNOLOGÍA está buscando un Senior Software Engineer .NET para diseñar, desarrollar y desplegar soluciones que integran IA en el ciclo de vida del software. Buscamos un perfil orientado al desarrollo backend, con capacidad para entender el negocio y aplicar IA para aportar valor.Ofrecemos salario competitivo, contrato indefinido, formación...

Playtomic is seeking a Senior Backend Engineer for the Payments team in Madrid. You will develop and maintain APIs and services to enable smooth frontend-backend communication and integrate third-party payment gateways to ensure secure transactions. You will work with cross-functional teams to design innovative solutions, optimize payment processing, and...

Severalnines is seeking a seasoned QA engineer to lead test architecture for our on-premise flagship product. You will design test scenarios and build a scalable automation matrix, going beyond Web UI tests to API, service, and backend validation, with Bash and Python. You’ll collaborate with developers, design test plans, and stay current with testing...

M-KOPA is seeking a Senior Backend Engineer to scale M-KOPA Mobility. You will build event-driven C#/.NET microservices powering a growing e-mobility financing platform across Africa. The 12-month Fixed Term Contract can extend or become permanent, with fully remote work across UTC -1 to UTC +3. You will own services end-to-end, collaborate on architecture,...

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...

AgioGlobal Technology busca un/a Desarrollador/a Python Senior con amplia experiencia para diseñar, desarrollar y mantener servicios backend en Python, con foco en calidad de código y escalabilidad. Se trabajará con APIs usando FastAPI, funciones serverless con AWS Lambda y contenedores Docker, con enfoque DevOps y teletrabajo 100%. Salario entre 38.000 y...

AgioGlobal Technology busca un/a Desarrollador/a Python Senior con amplia experiencia para diseñar, desarrollar y mantener servicios backend en Python, con foco en calidad de código y escalabilidad. Se trabajará con APIs usando FastAPI, funciones serverless con AWS Lambda y contenedores Docker, con enfoque DevOps y teletrabajo 100%. Salario entre 38.000 y...

Miratech, a global IT services and consulting company, is seeking a Senior Backend Engineer (Golang) to design and build scalable backend systems. You will develop distributed services, robust APIs, and event-driven architectures while ensuring performance and reliability. Occasional frontend work with React may be required. The role emphasizes API design,...

TECDATA ENGINEERING busca un Senior Backend Developer (Scala) para trabajar en la localización de Sage HCM para el Reino Unido y automatización de despliegues, facturación y aprovisionamiento. Formarás parte de un equipo que corrige errores y atiende solicitudes de clientes de pago, con énfasis en rendimiento y escalabilidad. Se requieren sólidos...

Aircall, a unicorn AI-powered customer communications platform, is hiring a Senior Backend Engineer in Madrid. You will design, build, test, and deploy backend systems using TypeScript/Node.js with a strong emphasis on security, scalability, and performance. Collaborate with product managers, designers, and engineers to deliver end-to-end solutions, mentor...

IFS in Madrid, MD, ES is seeking a Senior Software Engineer, AI Agents to build the AI-driven backend powering enterprise workflows on site in Madrid. You will develop the session and memory model, retrieval, and agentic flows for multi-step work. You will implement multi-tenant SaaS capabilities, ensure secure integration with API gateways, and optimize for...

Fever is recruiting a backend engineer to build geo‑localized user platform services with a focus on data residency, multi‑region reliability and privacy compliance. You will contribute to a Python‑based stack, CI/CD pipelines, and cloud infrastructure. Within three months you design and implement end‑to‑end features, discuss architecture, and...

Gaming Innovation Group is looking for a Senior Back End Engineer to join their sports team in Madrid. You'll leverage your software engineering expertise to enhance and develop innovative solutions in the iGaming industry. This role emphasizes .NET technologies and microservices architecture. It's an exciting opportunity to collaborate cross-functionally...