Empleos de senior backend engineer python en Madrid

Luxoft Spain is seeking a skilled Java backend engineer to join our development team working on sophisticated software for a global orthodontics leader. You will design and develop web systems, contribute to API services, and help integrate internal systems across the manufacturing process. The role requires 5+ years of Java experience, deep knowledge of...

Clarivate is seeking a Senior Software Engineer for AI Product Development to join the Cortellis CMC team in Barcelona. This permanent full-time role involves the design and implementation of backend services, with a focus on AI capabilities and scalability. Candidates should have a Bachelor’s degree in a related field and over 5 years of experience in...

Realnaut busca un/a QA Automation Engineer especializado/a en automatización de pruebas para un equipo tecnológico centrado en QA de aplicaciones y servicios backend. Participarás en el diseño, desarrollo y mantenimiento de soluciones de automatización, con foco en pruebas de integración y end-to-end, validación de APIs REST y detección temprana de...

Creative Fabrica in Barcelona seeks a Senior Backend Engineer (Go) to architect multimodal generation pipelines and design high-concurrency systems for AI workloads. You will build Go-based microservices, optimize distributed queues, and work with AWS, Kafka, SQS, and modern APIs to deliver fast, reliable creative tools to a global audience. You will...

About Smart Working At Smart Working, we believe your job should not only look right on paper but also feel right every day. This isn’t just another remote opportunity — it’s about finding where you truly belong, no matter where you are. From day one, you’re welcomed into a genuine community that values your growth and well-being. Our mission is...

We are looking for aSenior Java Backend Engineerto join our growingJava Development Competence Center . Reporting directly to theTech Lead , you will be part of an experienced international team, contributing to the design and development of high-quality software solutions for leading international client.This is an excellent opportunity for a passionate...

A technology recruitment firm is looking for a Senior Back-end Engineer with PHP expertise to develop and enhance payment systems. This remote role offers the opportunity to work in a dynamic environment, focusing on scalability and innovative solutions. Ideal candidates will have over 5 years of PHP experience and knowledge of Domain-Driven Design and Agile...

OverviewAgileEngine is a leading software development company that creates award-winning software for Fortune 500 brands and startups across 17+ industries. We rank among the leaders in application development and AI/ML, and our people-first culture has earned multiple Best Place to Work awards. Why join us : If you're looking for a place to grow, make an...

A leading technology solutions provider is seeking a Senior Python Developer with deep experience in the Apache ecosystem. This role requires expertise in data processing, automation, and big data integration. Responsibilities include contributing to open source Apache projects and optimizing Python-based systems for analytics. With excellent remote work...

Grafana Labs is a fully remote company with a global team creating Grafana Cloud, a composable observability platform. We value open-source culture, transparency, autonomy, and trust, and we welcome applicants from multiple countries including Spain. You’ll work on a cloud-native stack (Go, Kubernetes) with on-call rotations, collaboration, and a focus on...

Actual Talent is a talent acquisition consultancy that offers Specialized Search, RPO and Talent Solutions. Our purpose is to drive the growth and fulfillment of individuals and organizations. We facilitate individuals in finding inspiring opportunities and help organizations discover professionals who will take them to the next level. We do this through...

CHAMP Cargosystems is seeking a Senior Software Engineer to join our team in Spain, with a flexible approach and opportunities for remote collaboration from Luxembourg and the UK as per local requirements. You will design, implement and maintain backend services and frontends, work with REST API integrations, and contribute to end-to-end software delivery in...

About commercetools Real innovation starts with a strong foundation, and at commercetools, that comes from the perfect balance of our product and our people. Behind every leap forward is a collective of builders, explorers, doers, makers, and problem-solvers. The kind of people who not only pioneered a more flexible approach to commerce architecture but also...

OverviewWe are looking for aSenior Java Backend Engineerto join a long-term freelance project in Barcelona (hybrid: 3 days onsite, 2 remote). This role is part of a strategic transformation initiative in the financial sector, modernizing data management systems with cloud-native technologies and agile methodologies. ResponsibilitiesBuild and optimize...

HIBERUS busca un Senior Backend Engineer para liderar el desarrollo de servicios backend distribuidos, con foco en seguridad, rendimiento y escalabilidad. El rol combina desarrollo software con buenas prácticas de integración y despliegue continuo, trabajando en un entorno internacional y con tecnologías modernas. La posición ofrece contrato...

Affirm, Inc. is seeking a Software Engineer for our Card Checkout team in a remote Spain setup.You will design, implement and maintain backend systems using Python or Kotlin, operating within AWS, MySQL and Kubernetes in a distributed architecture.The role includes on-call rotation and collaboration with product, design and analytics teams to deliver...

Frontiers Media SA is seeking a Senior Full-Stack Engineer with a backend lean to join the RTM team. You will own complex backend systems, lead end-to-end features, and drive production reliability for a distributed .NET/Vue/Nuxt platform. You will mentor peers, shape architecture, and ensure scalable, high-performance experiences for researchers...

Parser seeks a Senior Backend Engineer with strong MLOps expertise to join the Revenue Optimization ML team. You will design, build, and maintain infrastructure powering ML solutions, managing data pipelines, model deployment, and compute resource optimization. This role blends software engineering, distributed systems, and ML operations, requiring...

Manychat is seeking a Senior Python Engineer for Brands in Barcelona. You will own backend systems, design scalable services with Fast API, and directly influence product decisions. You’ll collaborate with product and partners to ensure the code delivers real metrics and growth. You’ll work on building a new product from scratch, with room to lead your...

NN Digital Hub is a subsidiary company of NN Group located in Madrid, Spain. We deliver IT services and solutions for the different international Business Units. Senior MLOps Engineer As we scale our Agentic AI strategy, we need to transform Databricks Mosaic AI into a self‐service platform that empowers AI engineers across business units. Your role is to...