AI Engineering Jobs in Spain
There are 332 open AI Engineering jobs in Spain on freehire right now. 159 of them were posted recently. The skills employers ask for most often are ai, python and llm.
Most requested skills
- ai 92%
- python 75%
- llm 67%
- api 56%
- generative-ai 53%
- cloud 52%
- rag 47%
- machine-learning 43%
How the work is done
- Hybrid 121 · 36%
- Remote 94 · 28%
- Onsite 5 · 2%
Visa sponsorship offered in 25% of the 16 postings that state a position on it.
Seniority
- Senior 82
- Junior 12
- Lead 12
- Intern 9
- Staff 5
- Middle 3
Who is hiring
- 1000+ employees 30
- 501-1000 employees 8
- 11-50 employees 2
- 51-200 employees 2
- 201-500 employees 1
Backend Developer - Ai Engineer, 100% En Remoto
100% remote backend developer (AI engineer) who designs and builds REST APIs and microservices in Java/Kotlin with Spring Boot, occasionally helping with Angular/React frontend and integrating AI assistants like Claude Code into the development workflow. Requires 4+ years experience and B2 English.
Senior Python Developer | Genai | 100% Remoto
Senior Python developer who designs and evolves reusable libraries, internal frameworks, and platform components for Generative AI solutions, setting technical standards, doing code reviews, and mentoring teams. Core stack: Python/FastAPI microservices, containers, and AWS (CloudWatch, X-Ray, Fargate, Lambda), fully remote within Spain.
🚀 AI Engineer / AI-Native Engineer (100% Remoto)
En AD4 Octágono estamos contratando. Buscamos un/a AI-Native Engineer apasionado/a por la IA Generativa y los sistemas inteligentes. Si te motiva diseñar software desde cero pensando AI-first y construir productos…
Conversational AI Engineer
Implementar, integrar y evolucionar soluciones conversacionales, trasladando la definición funcional del diálogo a las herramientas tecnológicas y conectándolas con los sistemas corporativos del cliente. Es una…
AI/LLM Engineer (Model Fine-Tuning & Conversational AI)
About the Role We are looking for an experienced AI/LLM Engineer (Model Fine-Tuning & Conversational AI) to join a fast-growing international technology company developing AI-powered conversational products. This is a…
AI Software Engineer
Zone & Co, which builds an AI-powered financial operations platform on Oracle NetSuite, is hiring an AI Software Engineer in the Czech Republic to design, build, and deploy production AI systems. Expect LLM/agent development (LangGraph, AutoGen, DSPy), end-to-end ML pipelines, and Python work on cloud platforms like AWS or Azure.
Ai Software Engineer | Python · Azure · Genai (Ve01)
Mensoft Consultores seeks an AI Software Engineer to join the axapartners.ai program, developing production AI solutions on Microsoft Azure. The role centers on building scalable Python backends and APIs and integrating Generative AI, LLMs, and RAG into production using Azure services like Functions, App Services, and Cosmos DB.
AI Engineer
AI Engineer at Nologin, a consultancy that designs and implements AI solutions for clients across sectors, working on long-term projects building end-to-end systems. Day to day involves developing LLM-based apps — RAG systems, agent frameworks (LangChain, LlamaIndex, LangGraph, MCP) — with Python, REST APIs, Docker and Linux, in a hybrid model from Zaragoza or Madrid.
Senior AI Engineer
ADP is hiring a Senior AI Engineer in Barcelona (Spark team) to design, build, and deploy machine learning and Generative AI systems — NLP, deep learning, LLM/RAG applications, and ML infrastructure — that digitally transform its HCM products. Core stack: Python, AWS, Databricks.
Senior Data AI Engineer — Remote & Flexible ML/MLOps Lead
Senior Data AI Engineer at Funditec's Funditec Intelligence unit in Madrid, leading applied-AI solutions for cybersecurity, digital transformation and advanced analytics. Day to day: designing, developing and validating models with emphasis on ML/MLOps and systems architecture, requiring 5+ years' experience, strong Python, big data and technical leadership.
Data & AI Engineer
Lead Brownie's data architecture in Barcelona: build and maintain a reliable SQL Server data warehouse, evolve Power BI reporting toward AI-driven channels (conversational reports, RAG, custom AI solutions) and manage ETL/automations with n8n, ensuring trusted data across retail and e-commerce operations. Reports to the CIO.
Senior Data AI Engineer
Senior Data AI Engineer at Funditec Intelligence's Deep Data Analytics area in Madrid, leading the design, development and deployment of AI solutions for R&D projects in cybersecurity, digital transformation, process automation and predictive analytics. Core stack: Python and R with TensorFlow/PyTorch/Keras/scikit-learn, plus ML/MLOps architecture and mentoring.
AI Developer Engineer
AI Developer Engineer in Barcelona building an AI ecosystem around an existing Design System: MCP servers and tools, reusable prompts/agent workflows, and internal developer tooling to boost productivity. Core focus: Model Context Protocol, LLM APIs, TypeScript/JavaScript.
AI Developer
AI Developer at RocaSalvatella, a digital-transformation consultancy: build end-to-end AI solutions (conversational agents, RAG systems, classifiers) for corporate clients, owning architecture through production deployment. Core stack: Python, LangChain/LangGraph, LLM APIs, Docker, AWS/Azure.
AI Developer Engineer
An AI engineering role building an AI ecosystem around pasiona's design system: developing MCP servers/tools, reusable prompts, AI skills, and developer tooling so engineers can better discover and use design-system components. Core tech: Model Context Protocol (MCP), LLM APIs, and TypeScript/JavaScript.
AI Engineer (Generative AI / LLMs / RAG) – Python / LangChain – Remoto (España)
Descripción En The Whiteam Consulting buscamos un/a AI Engineer para participar en el desarrollo de una plataforma basada en IA que automatiza el análisis de código legacy, la generación de documentación técnica y la…