Empleos de python backend software engineer en Barcelona

We're looking for a Senior Software Engineer with strong frontend expertise to join our Sage HCM engineering team in Barcelona. You’ll work across a large-scale, modular enterprise product at an interesting inflection point: our core system is built on Sencha Ext JS (7.5+), and we are actively introducing React for new functional modules and...

Our client is a global technology and communications organisation providing mission‑critical digital infrastructure and services to the aviation industry. Its technology supports airlines, airports and other aviation stakeholders across a highly distributed international environment, where reliability, scalability and operational resilience are...

Cavendish Professionals is seeking a fully-remote Senior AI Engineer to design and develop AI-powered applications. The role involves building backend services using Python and FastAPI, integrating AI workflows, and optimizing performance of AI systems.Ideal candidates will have expertise in LLMs, relational databases, and frameworks like LangChain or...

Desde Profile, buscamos un/a Senior AI Agent Engineer / GenAI Platform Engineer con un perfil altamente técnico e innovador que cuente con más de 5 años de experiencia para incorporarse a un ambicioso e importante proyecto dentro del ámbito de los Servicios Financieros, liderando el diseño, desarrollo e implementación de soluciones avanzadas de...

We’re looking for a Lead Software Engineer - Al Product development (Full Stack) to join our Cortellis team in Barcelona, where you’ll build high-impact product features powered by Generative AI and modern software engineering practices. In this role, you’ll take ownership of end-to-end delivery, driving the design and implementation of scalable...

Desde la División de IA & Data estamos buscando un/a ML Engineer para una empresa tecnológica especializada en el desarrollo de una plataforma SaaS basada en Inteligencia Artificial para el sector industrial.Funciones:Liderar y evolucionar la arquitectura técnica de una plataforma SaaS AI-first, garantizando su escalabilidad, seguridad y robustez en...

About Flyboard We Make Voice AI Work. We ship production-ready agents that automate real sales and operations. Flyboard.Ai builds and operates custom AI voice agents that automate high-volume, repeatable workflows across commercial and operational processes. Our customers include fast-moving SMEs, corporates, and mid-market leaders across Europe and...

OverviewWELCOME TO SITAAt SITA, we keep airports moving, airlines flying smoothly, and borders open. Our technology and communication innovations power the success of the global air travel industry.You'll find us in 95% of international airports, working closely with over 2,500 transportation and government clients. Each partnership brings unique challenges,...

Overview WELCOME TO SITAAt SITA, we keep airports moving, airlines flying smoothly, and borders open. Our technology and communication innovations power the success of the global air travel industry. You'll find us in 95% of international airports, working closely with over 2,500 transportation and government clients. Each partnership brings unique...

Descripción del puestoEn The Whiteam Consulting buscamos un/a Backend Software Engineer, para participar en el diseño, desarrollo, mantenimiento y evolución de servicios backend y plataformas cloud-native, contribuyendo a la creación de soluciones escalables, fiables y de alta calidad. Formarás parte de un entorno tecnológico moderno basado en...

We power people’s progress.At Preply, we’re all about creating life-changing learning experiences. We help people discover the magic of the perfect tutor, craft a personalised learning journey, and stay motivated to keep growing. Our approach is human-led, tech-enabled - and it’s creating real impact.We’ve just reached unicorn status with a $150M...

We power people’s progress.At Preply, we’re all about creating life-changing learning experiences. We help people discover the magic of the perfect tutor, craft a personalised learning journey, and stay motivated to keep growing. Our approach is human-led, tech-enabled - and it’s creating real impact.We’ve just reached unicorn status with a $150M...

Select how often (in days) to receive an alert: Create AlertBME - Bolsas y Mercados Españoles - drives the transformation of financial markets and belongs to SIX, the third largest exchange group in Europe.What sets us apart drives us ahead: between local roots and global relevance, we are a unique blend of tradition and future, of foundation and growth. We...

We Make Voice AI Work. We ship production-ready agents that automate real sales and operations. Flyboard.Ai builds and operates custom AI voice agents that automate high-volume, repeatable workflows across commercial and operational processes. Our customers include fast-moving SMEs, corporates, and mid-market leaders across Europe and Lat Am. We are...

Backend Software Engineer— AI Platform | Spain | €105K–€120K + equityWe're hiring a Backend Engineer /Solutions Engineer to join the founding team in Spain for a well-funded AI platform company ($300M raised, backed by Index, Insight, IVP, Bessemer).¿Es este el siguiente paso en su carrera?Descubra si es el candidato adecuado leyendo la descripción...

¿Quiénes somos? Somos una compañía tecnológica especializada en Inteligencia Artificial , IA Generativa, Analytics, Gobierno del Dato, Cloud y arquitecturas Event Driven, pero sobre todo somos un equipo con conocimiento, criterio y muchas ganas de hacer las cosas bien. Trabajamos con talento altamente especializado, esté donde esté, y apostamos por...

Hey there!We're Fever, the world's leading tech platform for culture and live entertainment.Our mission? To democratize access to culture and entertainment. With our proprietary cutting-edge technology and data-driven approach, we're revolutionizing the way people engage with live entertainment.Every month, our platform inspires over 300 million people in...

Lever, Inc. is seeking a Senior Backend Software Engineer for its Future Hiring Program, based in Spain.You will join a forward-thinking engineering team delivering high-impact software for global enterprise clients across diverse industries. Working remotely within Europe, you will contribute to design, development, and deployment of scalable backend...

Leyton in Barcelona seeks a Full-Stack Engineer to join a growing team building AI-native software for professional services.You will own end-to-end delivery, shaping architecture and quality across multiple products.Expect to collaborate with product owners, navigate varied domains, and contribute to production-grade systems used across Europe.You will work...

Traveltechessentialist in Barcelona is seeking a Machine Learning Software Engineer to connect complex data pipelines with user-facing software. The ideal candidate will have a robust background in software development, particularly in Python, PostgreSQL, FastAPI, and AWS services. This role offers full-time hours in a hybrid work model, balancing remote...