Empleos de senior python backend en Madrid

Zemsania busca un Backend Engineer Senior Node para un importante grupo tecnológico con sede en Barcelona. Trabajarás en un equipo internacional, desarrollando servicios backend de alta disponibilidad y APIs REST sobre AWS, con enfoque en IA, cloud y entornos Agile. Se requiere mínimo 3–5 años de experiencia, Node.js, REST, SQL/NoSQL y inglés B2....

DIVERGER Thinking S.L. busca un/a Ingeniero/a de software senior con foco en Java para liderar la definición de arquitecturas y el desarrollo en un entorno de IA generativa. Se espera control de Spring Boot, microservicios y APIs REST, con experiencia en DDD, hexagonal y patrones SOLID. Formación de equipos, revisión de código y mejora continua son parte...

Urban Sports Club is hiring a Senior Backend Engineer to build and operate PHP and Golang services at scale for thousands of users. You will design APIs, own production deployments, and drive best practices in a diverse, hybrid team across Europe. You will work with GCP/AWS, collaborate with product and design, and help deliver a robust, scalable wellbeing...

IT Partner España busca un/a Senior Backend Developer para un rol clave en Barcelona. Se trabajará en un modelo híbrido, reportando al CTO y evolucionando la plataforma hacia una arquitectura serverless en AWS, con APIs y servicios backend escalables. Se requiere experiencia sólida en Node.js/NestJS, AWS (Lambda, API Gateway, RDS) y bases de datos MySQL...

Una empresa innovadora en España busca un Backend Engineer con más de 3 años de experiencia. El candidato participará en el desarrollo del MVP de una plataforma basada en IA y datos. Se requiere dominio de Node.js o Python, junto con experiencia en arquitecturas de APIs REST. Ofrecemos trabajo 100% remoto, un entorno sin burocracia y un salario...

Shalion is seeking a Senior Backend Engineer to lead backend initiatives across multiple products and shape the technical roadmap. You will manage one backend engineer from day one and guide the team as it grows, balancing hands-on architecture with leadership responsibilities. The role emphasizes product-focused engineering, AI-enabled automation, and close...

Jobgether is seeking a Senior Backend Developer (Kotlin/Spring Boot) for a healthtech project in Spain. You will work on a dynamic FHIR-based backend, designing a high-abstraction query engine and collaborating with a small team to evolve the architecture. The role emphasizes scalability, healthcare interoperability, and robust testing with JUnit, with fully...

Parser is seeking a motivated Backend Engineer to join our development team in Madrid. You will apply strong JVM-based skills (Java/Scala/Kotlin) to build scalable services, contribute to design decisions, and drive improvements across production systems. The ideal candidate has 6–7 years of software development experience in teams, with cloud production...

Playson is seeking a Senior Backend Developer to build, optimise and scale high-load backend services where latency matters. You will own core features and write production-grade code daily in a distributed environment. Join a cross-functional team using Node.js/TypeScript, Kafka and cloud-native infrastructure on Kubernetes with AWS/GCP. Expect on-call...

We are One Team. We make it happen. We are Unstoppable. BABEL es una consultora tecnológica multinacional especializada en aplicar sus servicios y conocimiento tecnológico en los procesos de aceleración digital de sus clientes, grandes empresas y organismos públicos. ¿Cuál es nuestro plan estratégico? ¡Miramos hacia el futuro! Nuestro plan...

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...

SNGULAR está buscando un desarrollador backend senior para diseñar y construir soluciones escalables usando Go, gestionar bases de datos SQL y aplicar streaming con Kafka. Trabajarás en un entorno internacional, colaborando con equipos globales y participando en prácticas de CI/CD y revisión de código. Se valorará experiencia en arquitecturas...

Accenture España is seeking an experienced Java Developer to join our technology teams in Madrid. The role focuses on working with large-scale enterprise solutions in international environments. Ideal candidates will have at least 6 years of professional experience in Java, Spring, and REST APIs. Proficiency in English at a B2 level and fluency in Spanish...

About the Team Our Technology team drives the evolution of our Technology, Engineering, Data, Product and User Experience functions. With a keen focus on delivering cutting-edge solutions, we shape the digital landscape for our customers, readers and users. From revolutionizing visuals to optimizing tools and harnessing the power of data, mobile, video and...

Stripe ищет лидера платформы бэкенд‑сервисов в Барселоне для определения технической стратегии и многолетней дорожной карты Merchant‑опыта. Вы будете направлять дизайн и реализацию масштабируемых...

B. Braun Melsungen AG is seeking a Senior ERP Backend Engineer to design, build, extend, and support Dynamics 365 FSCM backend components. You will develop APIs, reports, and integrations while ensuring upgradeability, security, and maintainability of the ERP template. Role requires hands-on X++ development, extension-based customization, and experience with...

Intellias is partnering with a Fortune 100 Midwest-based industrial manufacturer to modernize cloud services and data products used globally. The role focuses on designing, building, and operating Spring Boot microservices in a distributed architecture, with emphasis on streaming data, analytics, and scalable APIs. Qualified candidates will have 6+ years...

DualEntry is hiring a Senior Backend Engineer to design and build real-time accounting systems. You will develop backend services, APIs, and integrate external tools, while ensuring production readiness and robust data handling. We seek someone with 5+ years in backend engineering, strong database skills, and experience deploying on AWS with CI/CD. Bonus:...

Diverger busca Ingeniero/a de software senior para liderar la adopción de IA y el desarrollo de arquitecturas backend robustas. Enfóquese en Java, Spring Boot, microservicios y APIs REST, con experiencia en Kafka y entornos de nube. El candidato ideal diseña soluciones escalables, orientadas a eventos y mantiene influencia técnica en el equipo, apoyando...

Jobtailor busca un/a desarrollador/a backend senior con Java 17+ y Spring Boot para desarrollar, mantener y evolucionar soluciones en la nube, asegurando integración entre sistemas. Trabajarás estrechamente con equipos funcionales y técnicos para analizar requisitos, diseñar soluciones y entregar desarrollos en entornos ágiles. Se valorará experiencia...