Empleos de senior backend engineer python en Barcelona

About The Agile MonkeysWe're a software studio of 75+ people, and still growing. We build production AI systems for regulated industries like healthcare, insurance and banking, mostly for US clients. We also build our own AI-native products. AI isn't a layer we add on top. It's how we work and what we ship.About the roleWe're growing several teams at once,...

CNT Management Consulting is a leading SAP consulting firm, offering 100% flexible working time and home office options. The role focuses on SAP ABAP backend development, ABAP OO expertise, and collaboration with SAP UI5/Fiori and BTP teams on client projects across Europe and the USA. Ideal candidates bring 5+ years of SAP ABAP experience, strong...

The Whiteam Consulting busca un/a Senior AI Engineer con experiencia en GCP, Vertex AI y soluciones AI para un proyecto tecnológico de alto impacto. Perfil con diseño, desarrollo e implementación de soluciones AI/ML y arquitecturas Agentic AI, para construir plataformas de datos escalables y apps IA en GKE. Se requiere experiencia en Vertex AI, Gemini...

Backend and AI Engineer needed to build and maintain Node.Js services and APIs, improve MongoDB performance, and develop AI generation workflows for an AI platform.

Experis en Barcelona busca un Senior Product Engineer para influir en el producto, la arquitectura y las decisiones técnicas. Trabajarás en una plataforma IA que automatiza procesos fiscales, contables y financieros, con un stack moderno y enfoque en calidad. El rol exige más de 5 años de experiencia en desarrollo, fuerte background en Java/Spring Boot y...

**En Indra Group, protegemos lo que más importa.** Lideramos el desarrollo de soluciones tecnológicas punteras que refuerzan la seguridad nacional e internacional. **💻 ¡Únete a nuestro equipo de proyectos europeos!** En nuestro posicionamiento como compañía líder en el ámbito de defensa, queremos reforzar nuestro equipo con un/a Ingeniero/a...

**Why this role matters** JOIN helps thousands of businesses find the right people — faster, fairer, and with less friction. Our platform handles millions of candidate interactions, and our clients praise JOIN’s attention to detail and unmatched user experience. We’re looking for a Backend Engineer to join our established engineering hub in...

King is seeking a Senior Backend Java Developer to build and evolve shared backend platforms used by multiple teams in our Barcelona offices. You will design, implement and operate Java backend services, aiming for reliability, scalability and clean APIs that simplify integration across teams. You'll work closely with fellow engineers, product partners and...

Fliff is the arena for high-upside play. We are dismantling the paywalls of legacy sportsbooks and reimagining the economics of social games to pioneer the next generation of rewards-driven entertainment spanning sports, casino, predictions, collectibles, and beyond. Powered by a frictionless freemium architecture, Fliff democratizes access and gives...

**Senior Backend Engineer (Java / AI Integration)** **Location:** Barcelona, Spain (Hybrid Model: 3 days in-office / 2 days remote) **We are:** Wizeline, a global AI-native technology solutions provider, develops cutting-edge, AI-powered digital products and platforms. We partner with clients to leverage data and AI, accelerating market entry and driving...

OneSpan Inc. in Barcelona is seeking an experienced Senior Backend Engineer to join the local backend team and drive features from conception to production with a customer-first mindset.You will own delivery, mentor engineers, and participate in architectural discussions, using Java, Spring Boot, SQL, AWS, and Kubernetes to build scalable backend services...

OneSpan Inc. in Barcelona is seeking an experienced Senior Backend Engineer to join the local backend team and drive features from conception to production with a customer-first mindset.You will own delivery, mentor engineers, and participate in architectural discussions, using Java, Spring Boot, SQL, AWS, and Kubernetes to build scalable backend services...

About Voodoo Voodoo is a consumer tech company founded in Paris in 2013, with one mission: entertain the world. Today we are 1,000 people, generating $1b+ in annual revenue, profitably. Our games and apps have passed 7 billion downloads and reach 200 million+ active users every month, making Voodoo the #3 mobile publisher worldwide in downloads, after...

En Indra Group, protegemos lo que más importa.Desde nuestra unidad de Defensa, desarrollamos soluciones tecnológicas avanzadas que refuerzan la seguridad nacional e internacional.¡Únete a nuestro equipo de proyectos nacionales e internacionales!Queremos incorporar un/a Ingeniero/a Backend Python Senior con experiencia en Python (FastAPI, Flask o Django)...

Fliff is seeking a Senior Python Engineer to join the Integration team in Barcelona. You will own backend features, design scalable services with Python and Django, and build integrations with KYC, geolocation, and payments.You'll collaborate with product and engineering to scope new integrations, implement observability, and write tests to ensure...

We are looking for a **Senior Backend Engineer** to take ownership of backend development and technical direction across several products. This is a **hands-on leadership role** , combining software development, architecture, technology decisions and people management. You will work closely with product stakeholders to translate business needs into...

En Vortech seguimos creciendo y buscamos incorporar un/a **Senior Backend Engineer especializado/a en .NET** para colaborar en un **proyecto de Facturación** estratégico, con uno de nuestros clientes internacionales del sector software. Buscamos un perfil claramente orientado a backend, con experiencia sólida en **arquitecturas modernas, sistemas...

Workato seeks a seasoned Go backend engineer to design and optimize distributed systems that power our runtime platform. You will tackle high-concurrency components, memory-sensitive paths, and performance-critical code, collaborating across teams to ensure reliability and scalability.This role emphasizes low-level engineering and robust concurrency handling...

Lingo is building a cutting‑edge digital health platform that fuses continuous biosensor data, high‑performance backend engineering, and advanced analytics to help people live healthier, longer, fuller lives. Our systems process massive volumes of real‑time data, and the backend is the heartbeat that transforms biosensor signals into actionable health...

Workato seeks a seasoned Go backend engineer to design and optimize distributed systems that power our runtime platform. You will tackle high-concurrency components, memory-sensitive paths, and performance-critical code, collaborating across teams to ensure reliability and scalability.This role emphasizes low-level engineering and robust concurrency handling...