Empleos de senior backend engineer python en Madrid

Playtomic is seeking a Senior Backend Engineer for the Payments team. You will develop robust payments solutions, maintain APIs, and work with third-party gateways to ensure secure, scalable transactions. A strong focus on performance and code quality is required. You will collaborate with cross-functional teams, drive API design, and help shape payment...

Titan Operating System S. L. (Titan OS) из Барселоны ищет Senior Backend Engineer для разработки масштабируемых серверных решений, поддержки API и баз данных. Вы будете работать с Rails, облаками и контейнерами, чтобы обеспечить...

Jobtailor is seeking a Senior Backend Stack Engineer to own the Translation Management System Platform and related services. You will steer architecture, reliability, and evolution across translation workflows, vendor and customer management, and multiple internal integrations.You will set scalable boundaries, document ADRs, design secure REST APIs, and lead...

Job ID: 744000153443026 Lead Senior Backend Engineer (m/f/d)A Coruña, Bilbao, Gijón, Granada, Madrid, Reus, Seville, Valencia Professional Regular T-Systems Iberia Your Task We are looking for a senior backend engineer with strong system design skills and experience building production infrastructure. This role involves architecting and maintaining backend...

En Accude estamos buscando un Senior Java Backend Engineer para incorporarse a un proyecto en modalidad híbrida en Madrid Funciones Actuar como experto técnico responsable del mantenimiento y la evolución de una parte de nuestra plataforma digital interna.Desempeñarse como ingeniero experimentado en desarrollo de software Java, con capacidad para...

Nn Group busca un Desarrollador Senior de Python enfocado en Data Science para trabajar de forma remota. El candidato ideal debe liderar proyectos de ML, realizar EDA y construir pipelines eficientes en un entorno de consultoría IA. Se valorará sólida experiencia en Pandas/NumPy, TensorFlow/Keras o PyTorch, y dominio de SQL/NoSQL. La posición ofrece alta...

I Talenters seeks a senior Backend Engineer to design and develop features for our real-time decisioning platform. You will contribute to architecture decisions, implement robust Java/Spring solutions, and ensure scalable, testable code in production.Join a senior engineering team with autonomy, collaboration, and a flat culture in Barcelona. Hybrid work, 2...

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...

THEWHITEAM Consulting is seeking a Senior Backend Engineer to drive backend development across a modern stack. You will design scalable services in Java, build microservice architectures, and apply Hexagonal Architecture with Ports & Adapters.Expect hands-on work with Kafka/RabbitMQ, Docker, Grafana, and cloud or containerized environments, while advancing...

German Sustainable Tech Unicorn in Madrid seeks a Senior Backend Engineer to own features from database to UI, bridging ESG data to end users.You will design robust microservices and serverless functions in Node.js/TypeScript, ensuring seamless data presentation for stakeholders.The role emphasizes data-driven decision making, collaboration with frontend...

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...

Outpost24 is seeking an AI Software Engineer to join our dynamic development team, shaping core AI services for cybersecurity across Europe, including Barcelona.The role blends hands-on engineering with applied AI problem?solving in a fast?paced environment.You will work with Python and Golang to build high?performance AI applications using modern cloud...

Vortech PCI Group busca un Senior Backend Engineer especializado en .NET para un proyecto estratégico de modernización tecnológica. El enfoque Spec-Driven Development (SDD) y el uso de IA para generación y revisión de código serán parte central del rol. Se valorará experiencia en microservicios, arquitectura hexagonal y entornos cloud. Ubicación...

Spoki, located in Cataluña, Spain, is seeking experienced backend developers to help build a Conversational Platform. Responsibilities include building scalable APIs, managing AWS environments, and evolving AI coding workflows.The ideal candidate will have over 3 years of experience with strong skills in Python and AWS. The position offers a salary between...

A technology recruitment agency is seeking a Mid-Senior Back End Developer specializing in Python, machine learning, and data science in Zaragoza, Spain. This full-time role involves working with Fortune-500 clients and leading technical efforts in AI and quantum technologies. Candidates should have a strong educational background and experience in software...

Impala Search Ltd is transforming mobility with a data-driven platform that powers a growing international mobility ecosystem. We seek a Senior Full-Stack Engineer with a backend focus to build Python services and APIs while contributing to React and Type Script across features that support an international mobility platform. You will own backend services,...

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...

Desde Corus queremos ampliar el equipo con un/a desarrollador/a Senior Backend para un proyecto del sector financiero en el área de Arquitectura.Ubicación: 100% remoto desde EspañaOtras tecnologías: IA, Go, Java, Microservicios, Google Cloud Platform, Agile.Competencias necesarias:+7 años de experiencia como desarrollador/a Backend.Mínimo 2 años...

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...

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 worldwide....