146,068+ Ai Driven Fullstack Engineer Java React Jobs in Spain — Top Companies Hiring June 2026

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QA Automation Engineer (Playwright + TypeScript + AI Testing) – Remoto

En ALTEN sabemos que el éxito de nuestros proyectos se debe a las personas que forman nuestro equipo. Por eso, si tienes pasión por la calidad del software, experiencia en automatización de pruebas y te interesa trabajar con tecnologías innovadoras basadas en inteligencia artificial, queremos conocerte. < ...

AI Native Engineer: RegOS Architect in Madrid | Equity

Huawei is seeking an AI-native engineer to own critical components of the operating system for regulation at Reversa. You will work closely with the co-founders to shape product direction and deliver code from week one. We require a strong technical background and a builder mentality. The position offe ...

AI Engineer: End to End Content & Azure Solutions

ALTEN en Bilbao busca un AI Engineer- E2E Content Manager que se una a un proyecto innovador en el sector farmacéutico. Buscamos un profesional para diseñar y desarrollar soluciones de inteligencia artificial para optimizar la gestión de contenido, integrando POCs y MVPs con tecnologías de IA y servicios de A ...

GenAI Engineer for LLMs & AI Agents – Hybrid Madrid

Experis España está buscando un/a Ingeniero/a GenAI para unirse a su equipo en Madrid. Este rol híbrido implica diseñar, desarrollar y desplegar soluciones de IA generativa, trabajando en un entorno colaborativo e innovador. El candidato ideal tendrá más de 5 años de experiencia en desarrollo de softwa ...

Senior AI & NLP Engineer — ML, MT & Model Training

All European Careers busca un Ingeniero Senior de IA y NLP para una institución europea en Bruselas. El candidato se encargará de desarrollar y mantener software de NLP/ML/AI, entrenar modelos y mejorar la calidad de traducción. Es esencial tener experiencia en el desarrollo de software relacionado con ...

Senior Data Science Engineer Python, SQL & AI Projects

Mindrift is offering project-based AI opportunities in Valencia, Spain. They seek experienced data scientists to design and develop complex computational problems using Python and data science libraries. Candidates should have a substantial portfolio and expertise in statistical analysis and machine learning. ...

Senior Spring Boot Engineer — Hybrid, Career Growth, AI

Una consultora de recursos humanos busca un desarrollador backend para trabajar en un proyecto de compras utilizando SpringBoot. El candidato debe tener experiencia en plataformas de desarrollo y gestión de tareas, así como en arquitecturas hexagonales y entornos relacionales. Se ofrece un contrato indefinido, m ...

Senior ML Engineer Drive Real World AI Solutions

A data-driven technology firm is seeking a Senior Machine Learning Engineer to join their team in Valencia. You will conduct applied research using state-of-the-art techniques in machine learning, deploying solutions for business outcomes while collaborating with a diverse team. Candidates should possess profici ...

Senior DL Engineer: Model Compression & Edge AI (Hybrid)

A leading tech recruitment firm is seeking a Senior Principal Consultant in Zaragoza to drive AI model optimization and deep learning initiatives. The role involves leading the training of advanced models and collaborating with top talent in the field. Applicants must have a Master's or PhD in a relevant discipl ...

Remote Dutch Prompt Engineer for Clinical AI & LLMs

A consulting firm is seeking a Dutch-speaking Prompt Engineer to work on AI-powered clinical documentation. The role involves developing prompt templates for large language models, running experiments for accuracy, and improving clinical documentation quality. Candidates should have strong Python skills and expe ...

Senior Golang Backend Engineer for Enterprise IT & AI

A global reinsurance company seeks a Senior Backend Engineer in Madrid. This role requires strong Golang skills to develop core backend services for an enterprise IT ecosystem. You'll work with a diverse team and contribute to system stability and AI integration. Ideal candidates have 3+ years in Golang and 8+ y ...

Senior Vue.js Frontend Engineer AI Contact Center Platform

Experis España busca un/a Frontend Developer (Mid/Senior) en Las Palmas de Gran Canaria para un proyecto innovador en inteligencia artificial. El rol implica diseñar y desarrollar una plataforma escalable, centrada en UX y arquitectura moderna frontend. Se ofrece teletrabajo con posibilidad ocasional d ...

ACS Security Engineer AI Calling (m/f/d)

ACS Security Engineer - AI Calling (m/f/d) Full-time position at T‑Systems, part of the Deutsche Telekom Group. Project Description At the Telco Hub in Madrid, we are pioneers in merging IT and Telco, building and scaling Telco as a Platform (TaaP) on our proprietary layered clo ...

Senior Data Engineer (Hybrid) — AI & Fintech in Madrid

A leading AI Fintech company in Madrid is seeking a Senior Data Engineer with strong Python skills and experience with RAG systems. This hybrid role involves collaborating 2-3 days a week and encompasses the responsibility of building and maintaining ETL pipelines. You will work with cloud systems and develop hi ...

Senior Data Platform Engineer Real Time AI & Cloud

Empresa líder in Barcelona is seeking a Data Platform Engineer to design and manage their data ecosystem, driving strategic initiatives across various domains, including product and analytics. The ideal candidate will have over 7 years of experience in Data Engineering, with expertise in Snowflake, Azu ...

Ai Solutions & Customer Engineer (Madrid O Barcelona) (Valencia)

Ubicación: Madrid o Barcelona (modelo híbrido) Misión Serás responsable de ayudar a clientes enterprise a integrar y maximizar el valor de sus soluciones de Inteligencia Artificial, entendiendo sus casos de uso, definiendo estrategias de evaluación y aportando criterio técnico durante todo ...

Lead Design Systems Engineer for Kaizen & AI ready

Bsport is looking for a Senior Design System Engineer based in Barcelona, Spain. In this lead role, you will drive the architecture and vision of Bsport's design systems and work closely with design and product teams. The ideal candidate has over 4 years of front-end experience, strong skills in React and TypeSc ...

Senior Generative AI Engineer: Backend, RAG on AWS

act digital busca un perfil senior especializado en IA Generativa y desarrollo backend con Python. La persona seleccionada participará en el desarrollo de agentes IA, sistemas RAG y arquitecturas basadas en microservicios, asegurando la construcción de soluciones robustas desde el diseño hasta la producción. ...

Lead Data Engineer: AI First Pipelines & Tech Leadership

Lighthouse in Barcelona is seeking a Team Lead for Data Engineering to guide a skilled team in creating and maintaining sophisticated data pipelines. In this crucial role, you will blend technical leadership with people management to enhance data quality and system performance while building an AI-first devel ...

AI Engineer: End to End Content Architect (Azure)

ALTEN en Galicia busca un AI Engineer- E2E Content Manager. El candidato diseñará y desarrollará soluciones de inteligencia artificial para optimizar el ciclo de vida del contenido, desde la generación hasta la distribución usando modelos de IA y Azure. Se requieren habilidades en desarrollo de softwar ...

AI Engineer — End to End Content for Pharma

ALTEN busca un AI Engineer - E2E Content Manager en Santa Cruz de Tenerife para diseñar e implementar soluciones de inteligencia artificial. Si tienes más de 4 años de experiencia y un sólido conocimiento en Azure AI y modelos generativos, esta es tu oportunidad. El rol incluye la gestión de proyectos ...

Senior Generative AI Engineer – Transform High Impact Projects

Ayesa Digital, ubicada en Madrid, busca un/a Ingeniero/a Senior en Inteligencia Artificial Generativa para unirse a su equipo. La persona seleccionada trabajará en proyectos innovadores utilizando soluciones de IA Generativa y Python. Ofrecemos un entorno laboral flexible, políticas de conciliación y r ...

Senior Backend Engineer – Remote, Scalable Node.js & AI Travel

A leading travel tech company is seeking a Backend Engineer in Barcelona. This role focuses on developing high-quality software for an AI-powered travel platform. Candidates should have over 8 years of software development experience, with strong Node.js and JavaScript skills. You will work in a fast-paced remot ...

Senior French Prompt Engineer for Clinical AI Remote

A consulting firm is seeking a Senior French-speaking Prompt Engineer to help develop AI-powered clinical documentation systems. This remote role involves designing and optimizing prompts for AI models used in healthcare workflows, with a focus on collaboration and integration of customer feedback. Candidates sh ...

Senior AI Engineer & Tech Lead Hybrid, Healthtech Impact

A pioneering healthtech company is seeking a Lead AI Engineer to design and develop scalable AI systems. The ideal candidate will have over 5 years of AI/ML software engineering experience, including leadership. Responsibilities include managing a technical team, mentoring engineers, and overseeing the transitio ...

Automation & AI Engineer: GenAI, RPA, DevOps | Hybrid Madrid

IRIUM busca un Automation & AI Engineer en O Chazo, Galicia, con al menos 2-3 años de experiencia. Se ofrece modalidad de trabajo híbrida en Madrid, con retribución flexible y acceso a formación tecnológica. El candidato ideal debe tener experiencia en la automatización de procesos, scripting y herrami ...

Senior AI Engineer Production ML for Finance Madrid

Oliver Bernard, located in Central Madrid, is seeking a Senior AI Engineer to build and productionise AI systems for trading, risk, and operations. The role emphasizes backend engineering in deploying reliable ML/LLM systems within a regulated environment. The position requires solid experience with LL ...

Mid Level AI & Platform Engineer Mosaic & Agent Platform

ADEREN is seeking a medior AI/Platform Engineer to support and implement Mosaic AI into a governed, multi-tenant platform. You will work on shipping golden paths, SDK/CLI/templates, and evaluation patterns. The ideal candidate should have solid experience with Databricks Mosaic AI tools, Python program ...

Python Software Engineer – AML & Real Time AI Platform

Lynx busca un/a Software Engineer (Python) con más de 2 años de experiencia en desarrollo de software, especialmente en Python. El candidato participará en la creación de herramientas de detección de blanqueo de capitales (AML) utilizando inteligencia artificial y Big Data. Se valora conocimiento en APIs RESTful ...

Data Engineer — AI & Analytics for ISP Networks (Hybrid)

AXON Networks delivers a robust AI-driven, analytics-based orchestration platform and a wide portfolio of next-gen high-speed routers that leverage the newest Wi-Fi technologies. Together, these technologies give ISPs the ability to manage and troubleshoot their networks in real time, and to deliver an ...

Data & AI Engineer: Arquitecto de Datos para Energía

Grenergy busca un/a Data & AI Engineer para diseñar y desarrollar arquitecturas de datos y soluciones backend orientadas a IA. La posición es clave para la integración de datos industriales y corporativos, facilitando la IA y la analítica avanzada. Con un enfoque en la colaboración entre equipos, el ro ...

Senior AI Engineer for Revenue & Go To Market

Our Mission: Why Lighthouse? At Lighthouse, we’re on a mission to revolutionize commercial strategy as hospitality’s most powerful AI platform. We take the world’s largest hotel data network and transform it into real‑time intelligence that drives action. We don’t just deliver insights; we empowe ...

Generative AI & LLM Engineer — Cloud Native ML Ops

NTT DATA Europe & Latam busca perfiles con especialización en IA Generativa para unirse a su equipo de Digital Technology en A Coruña. Se requiere experiencia en modelos de lenguaje y colaboración en entornos multidisciplinares. Ofrecemos contrato indefinido, acceso a formación continua, trabajo híbrid ...

Lead Python Backend Engineer AI Platform, Flexible Hours

A leading software development company in Barcelona is seeking a Senior Software Engineer (Python / Backend) to lead backend development and contribute to an AI-powered platform. Candidates should have over 4 years of experience in Python, strong problem-solving skills, and the ability to work independently. Thi ...

Senior Full Stack Python Engineer – AI Platform (Remote)

N-iX is looking for a Senior Full‑Stack Engineer to join their team in Madrid. This role will focus on building and maintaining core components of an AI-powered document processing platform. The ideal candidate should have extensive experience with Python and TypeScript, able to develop scalable APIs a ...

Remote AI Software Engineer: Lead Autonomous E2E Agents

Clidrive busca un/a Desarrollador/a de software con IA para liderar proyectos técnicos centrados en datos y soluciones de negocio reales. Necesitamos un profesional con al menos 3 años de experiencia, fuerte en Python y capable de implementar modelos de IA/LLMs. Ofrecemos un entorno dinámico y un puest ...

AI Systems Engineer: Autonomous Agents & Open Source Remote

Clidrive busca un/a Desarrollador/a de software con IA en Galicia. El candidato se encargará de liderar proyectos técnicos, enfocándose en la creación de agentes autónomos y el desarrollo de modelos Open Source. El equipo prioriza la calidad y automatización, ofreciendo un contexto vibrante, fle ...

AI/LLM Rails Engineer Build Fast, Deliver Value

Requirements You have led and built multiple large Rails applications, and you always strive for excellence ,You are pragmatic, making the right trade-offs that favor speed of iteration while maintaining high product quality ,You are driven by delivering the best experience ...

ML Engineer (Founding Team) AI Drug Discovery (Marzán)

CT19 is partnering with an early‑stage venture‑backed biotechnology technology company that is building next‑generation AI systems to help scientists better understand, model, and engineer complex biological systems. The company is developing a platform that combines experimental data, scientific kn ...

Senior Generative AI Engineer — Build Innovative LLM Solutions

Ayesa Digital busca un/a Ingeniero/a Senior en Inteligencia Artificial Generativa para proyectos innovadores en Ibiza. Se valoran habilidades en Python y frameworks de IA Generativa como LangChain. Se ofrece crecimiento profesional y participación en proyectos de alto impacto tecnológico. Si te apasion ...

Data Platform Engineer for AI Enabled ETL & Pipelines

Luxoft Spain is seeking an experienced Palantir Platform Engineer in Barcelona. The ideal candidate will manage and optimize Palantir data platform, ensuring high availability and performance. They should translate complex needs into scalable solutions, and design AI-powered workflows. Minimum 10 years ...

Industrial C#/.NET Engineer — MES/SCADA & AI Tools

A leading technology firm seeks a Software Engineer in Málaga, Spain, to design plant-level software and MES/SCADA systems for industrial manufacturing. Ideal candidates have 3-5 years of C#/.NET development experience, a solid grasp of object-oriented design, and familiarity with industrial protocols. Offering ...

Generative AI Engineer: Build Scalable NLP & Vision Models

About This VacancyWe are looking for an expert in Generative AI! If you have experience in Artificial Intelligence projects... Don't wait any longer! ⭐️ About This VacancyWe are looking for an expert in Generative AI! If you have experience in Artificial Intell ...

Senior Software Engineer Real Time AI Voice & Scale

A leading AI technology company located in Barcelona is seeking a Software Engineer to design and scale their AI platform. This full-time on-site role involves developing low-latency speech pipelines and ensuring the reliability of AI voice agents deployed to handle thousands of daily calls. Ideal candidates hav ...

Senior GenAI Engineer AI Agents & Cloud Native Dev

act digital en Bilbao busca un/a perfil senior especializado/a en IA Generativa y desarrollo backend. La persona será responsable de llevar soluciones de IA desde el diseño hasta la producción, participando en iniciativas de automatización y asistencias inteligentes. El candidato ideal cuenta con exper ...

Senior AI Engineer: GenAI & ML in Cloud (Hybrid)

Una entidad líder en el sector busca un profesional para liderar y participar en proyectos analíticos de alto impacto. El candidato deberá manejar soluciones basadas en datos y trabajar con herramientas avanzadas como Python y SQL. Se requieren al menos 4 años de experiencia en analítica avanzada y modelización ...

AI First Python Full Stack Engineer — Hybrid, Equity

A decentralized AI research collective in Barcelona is looking for an AI-First Developer/Billder to create innovative prototypes and tools. This hybrid role prioritizes quick development using cutting-edge AI and blockchain technologies. Ideal candidates possess strong Python development skills with experience i ...

Senior AI & NLP Engineer All European Careers (Córdoba)

For a European institution in Brussels, Belgium, we are looking for a Senior AI & NLP Engineer. Candidates need to be fluent in English. A work permit is required, but not provided. This position is open for contractors. Responsibilities Development and maintenance of software a ...

Senior AI/ML Network Engineer – Hybrid, Training & Growth

Kapres Technology, S.L. busca un Ingeniero de Red Senior en Madrid para trabajar en un entorno ágil. La principal responsabilidad incluirá el desarrollo y mantenimiento de directrices de arquitectura y modelos predictivos utilizando AI. Se requiere una licenciatura en ciencias de la computación, experiencia en l ...

Hybrid Data Engineer for Big Data & AI Prototypes

Eurecat - Technology Centre is seeking a Data Engineer to join their Big Data & Data Science unit in Barcelona. The role involves designing and maintaining data pipelines, contributing to federated query systems, and supporting Machine Learning projects. Candidates should have an MSc in a relevant field and at l ...

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