157,822+ Ai Driven Fullstack Engineer Java React Jobs in Spain — Top Companies Hiring June 2026

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Remote .NET Core Engineer AI Powered Banking Platform

Wizeline, proveedor global de soluciones tecnológicas centradas en IA, busca un desarrollador .NET Core para diseñar e implementar nuevas funcionalidades en una plataforma bancaria. Buscamos alguien con una sólida experiencia en .NET Core y habilidades en DevOps. Un ambiente colaborativo y oportunidade ...

QA Automation Engineer for AI Cybersecurity Remote Spain

Zepo Intelligence is looking for a talented QA Automation Engineer to join their remote team in Spain. You will play a crucial role in designing and implementing automated testing frameworks for their cutting-edge AI-powered cybersecurity platform. The role offers flexibility in work hours and the chan ...

Production AI Engineer Build & Deploy Real Models Hybrid

Q-Tech is seeking an AI Engineer to join their team in the technology sector based in Barcelona. The role involves researching, designing, and training machine learning models tailored to product specifications. Candidates should have a strong academic background in relevant fields and experience in model dev ...

Senior Python Backend Engineer Cloud, AI & Scalable APIs

Join NTT Data in Barcelona as a Senior Python Developer to work on scalable, cloud-native solutions. You will collaborate with international teams to design and maintain high-performance backend systems, develop REST APIs, and work with AWS and data platforms. The ideal candidate has extensive experien ...

Remote AI Engineer Real World ML Solutions (Spain)

Infoser New Technologies in La Coruña, Spain is seeking a hands-on Data Scientist/Ai Solutions Developer to drive AI solution development. The ideal candidate should combine solid Python and machine learning skills with a practical mindset, engaging in the design and delivery of value-driven AI solutions. </p ...

GCP Data Engineer: Scalable ETL & AI Pipelines (Madrid)

Ultimate.ai is seeking a Data Engineer to join their Applications, Data & AI practice in Madrid, Spain. The adequate candidate will have over 3 years of experience in building scalable data pipelines, along with a strong knowledge of Google Cloud Platform services. The role involves designing ETL/ELT pipel ...

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

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 LLM Engineer: Quantum Inspired AI, Barcelona Hybrid

European Tech Recruit is seeking a Senior LLM Engineer to design and optimize Large Language Models (LLMs) in a hybrid working model based in Barcelona. This role involves collaborating with research and engineering teams to tackle cutting-edge AI challenges. The ideal candidate has extensive experienc ...

Forward Deployed AI Engineer: Real Time Voice Agents

A cutting-edge AI company in Barcelona is seeking a Forward Deployed Engineer to enhance the performance of AI agents for healthcare applications. This full-time role involves collaboration with AI PMs to tackle technical challenges, ensuring agents deliver human-like expertise in tasks such as patient schedulin ...

Data & Ai Engineer Hybrid In Madrid Aws & Llms

Experis Manpower Group busca un/a Data Engineer / AI Engineer en Madrid para desarrollar soluciones de datos e inteligencia artificial en entornos AWS. La persona seleccionada trabajará en proyectos de gran impacto colaborando con equipos multidisciplinares, con modalidad mixta y unos días en client ...

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. < ...

Senior Generative AI Engineer Cloud Native & Backend Lead

act digital busca un/a perfil senior especializado/a en IA Generativa y desarrollo backend. El rol incluye la definición de iniciativas, coordinación con equipos y supervisión de pruebas en entornos productivos. Se requieren habilidades sólidas en Python, arquitecturas de microservicios y conocimientos ...

Remote Senior AI & Data Systems Engineer — Fridays Off

Biome Makers is seeking a Senior AI & Data Systems Engineer to design robust AI/ML pipelines and deploy high-performance data solutions. With a focus on Generative AI, this role requires extensive Python experience and cloud algorithm development expertise. Your responsibilities will include mentoring ...

Senior Full Stack Engineer for AI Applications & RL

Alstech is seeking exceptional Full-Stack Software Engineers to build cutting-edge AI infrastructure in O Chazo, Spain. The role entails complete ownership of projects, from concept through deployment, in a fast-paced and innovative environment. The successful candidate will possess strong skills in bo ...

Applied AI Engineer — Build Real‑World ML Solutions

Infoser New Technologies in Granada is seeking a Data Scientist / AI Solutions Developer to work in a fast-moving AI engineering environment. The ideal candidate will design and develop AI solutions, leveraging strong Python and machine learning skills to deliver real business value. This role requires ...

Senior C++ Game Engineer — Remote, AI‑First Impact

Playrix ищет сильнейших инженеров для разработки мобильных игр в Марбелье. Ваша задача будет включать программирование и проектирование игровых механик, а также менторство начинающих специалистов. Опыт на C++ и/или в геймдеве не обязателен. Мы предоставляем гибкий график работы, ДМС для сотрудников и в ...

Remote Product Engineer: End to End Ownership & AI

CloudLinux is looking for a Product Engineer to drive ownership of specific product areas, utilizing strong software engineering skills and advanced AI tools. This fully remote position offers flexible hours and a focus on professional development. Ideal candidates will have 8+ years of experience, a s ...

AI Engineer – End to End Content for Pharma

ALTEN busca un AI Engineer - E2E Content Manager para participar en proyectos innovadores en el sector farmacéutico en Valladolid, España. Se busca un profesional con más de 4 años en desarrollo de software centrado en IA/ML y sólida experiencia en Azure. El candidato ideal diseñará soluciones para opt ...

AI Engineer: End to End Content & Azure Solutions

ALTEN busca un AI Engineer - E2E Content Manager en Valladolid. Tu rol será diseñar y desarrollar soluciones de inteligencia artificial para optimizar el ciclo de vida del contenido. Deberás tener más de 4 años de experiencia en desarrollo de software, con un sólido conocimiento de Azure y aplicaciones en IA. ...

Senior Platform & DevOps Engineer AI Infra & Cloud Native

BCNC GROUP busca un/a Senior Platform / DevOps Engineer para unirse a su equipo en Zaragoza, España. El candidato ideal tendrá experiencia en entornos cloud-native, despliegue de aplicaciones y operación de plataformas. Este rol se centra en desarrollar infraestructura para entornos de Inteligencia Art ...

End to End Content AI Engineer (Azure, Multimodal)

ALTEN busca un AI Engineer para un proyecto innovador en el sector farmacéutico. El candidato deberá diseñar y desarrollar soluciones IA de extremo a extremo, colaborando estrechamente con equipos técnicos y de negocio. Con más de 4 años de experiencia en desarrollo de software y un sólido conocimiento ...

Lead Data Engineer Aviation (AI Agents & Mathematical Systems)

Overview WELCOME TO SITA’S AIRCRAFT BUSINESS UNIT SITA's Aircraft Business Unit makes flight operations, air traffic management and aircraft maintenance more sustainable and efficient by enabling collaboration between people and organizations in the air transport industry through: ...

Senior LLM Engineer | Quantum‑Inspired AI & Hybrid Work

A leading deep-tech company is seeking a Senior LLM Engineer to design and develop advanced Large Language Models. The role involves collaborating with cross-functional teams, conducting model evaluations, and applying quantum AI technologies. Candidates should have a Master’s or Ph.D. in relevant fields and ext ...

Ai First Genai Engineer (.Net/Azure) Remote (Palma)

Descubra exactamente qué habilidades, experiencia y cualificaciones necesitará para tener éxito en este puesto antes de enviar su solicitud a continuación. Key Responsibilities Lead and champion AI and Generative AI initiatives across software delivery, actively shaping how AI is adopt ...

ML Engineer End to End AI, Cloud & MLOps

NTT DATA, Inc. busca expertos en Machine Learning para unirse a su equipo en Santiago de Compostela. Los candidatos deben tener al menos 2 años de experiencia en IA y Machine Learning en entornos reales, así como experiencia con plataformas de cloud y MLOps. Ofrecemos un contrato indefinido, revisiones salariale ...

Data Engineer Remote, Equity & AI Ready Data Pipelines

A growing tech company in Spain is seeking a Data Engineer to design and maintain data architecture that meets business needs. The role involves building data pipelines and collaborating with Product and Engineering teams to ensure data quality. Candidates should have 3-5 years of experience, strong skills in SQ ...

AI Software Engineer – GenAI, Python, AWS/Bedrock (Madrid)

PrimeIT España busca un Ingeniero de Software de IA con al menos 3 años de experiencia para desarrollar soluciones GenAI en Python. El puesto implica trabajar en la construcción de agentes IA y sistemas RAG escalables en un entorno cloud. El trabajo es híbrido en Madrid, con un día presencial a la semana. ...

Senior GTM Engineer, RevOps — AI Powered Automation Lead

Personio is seeking a Senior GTM Engineer in Madrid to independently architect and build automated GTM workflows. This role involves mentoring, leading design initiatives, and collaborating with GTM leaders. The candidate should possess expert-level skills in Salesforce and familiarity with AI agents. Personio v ...

AI Engineer End to End Content & Azure Solutions

ALTEN en Vigo busca un AI Engineer- E2E Content Manager para diseñar e implementar soluciones de inteligencia artificial en proyectos del sector farmacéutico. Buscamos un profesional con más de 4 años de experiencia en IA/ML y en Azure para optimizar procesos de gestión de contenido y liderar proyectos innova ...

End to End AI Content Engineer — Azure & LLMs

ALTEN busca un AI Engineer - E2E Content Manager para un proyecto innovador en el sector farmacéutico en Galicia. El candidato ideal contará con más de 4 años de experiencia en desarrollo de software centrado en IA y deberá formar parte de un equipo dinámico donde diseñará y desarrollará soluciones avanzadas ...

Senior Data Platform Engineer AI Powered Data Pipelines

Luxoft Spain is looking for a highly skilled Palantir Platform Engineer to drive the optimization of our data platform. You will leverage your extensive experience in data engineering and AI-powered workflows to ensure seamless operations and maximize business outcomes. The ideal candidate will demonst ...

Senior Genai Engineer / Ai Solutions Architect (Castro Urdiales)

Qué buscamos Buscamos un/a perfil senior especializado/a en IA Generativa, desarrollo backend y arquitecturas cloud-native, con experiencia llevando soluciones de IA desde la fase de diseño hasta producción. La persona participará en iniciativas de automatización, asistentes inteligentes y solucio ...

Full Stack Engineer | Node/TypeScript, AI Ready, Hybrid

Empresa líder in Madrid is looking for a talented Software Engineer to join their Engineering team. You will design, develop, and maintain innovative products that enhance business productivity through advanced technology. The ideal candidate should have over 5 years of experience in Node.js and TypeSc ...

Senior ML Engineer: AI for Code & Developer Tools

JetBrains is searching for a motivated ML Engineer in Madrid to innovate and enhance software development through machine learning solutions. Responsibilities include prototyping ML systems, training, and evaluation pipelines, and collaboration with teammates. Ideal candidates will have experience in ML design, ...

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. < ...

Senior ML Engineer – Generative AI & LLMs (Hybrid Madrid)

A global consulting firm is seeking a Senior Machine Learning Engineer focused on Generative AI and LLMs to work in Madrid. The role involves end-to-end solution design, collaborating with teams, and ensuring performance in banking ecosystems. The ideal candidate has over 5 years of experience, strong Python ski ...

Data & BI Engineer: DW, Power BI & AI — Barcelona

GESEME está buscando un Data Engineer para unirse a su equipo en Barcelona. El candidato ideal tiene experiencia en la construcción de Data Warehouses, dominio de SQL y habilidades avanzadas en Power BI. Las responsabilidades incluyen el desarrollo de dashboards y la optimización de la infraestructura de dato ...

Senior .NET Backend Engineer – Azure Cloud & AI Tools

Profile Software Services busca un/a Desarrollador/a Backend .NET con más de 4 años de experiencia, para unirse a un proyecto internacional en el sector energético. La persona seleccionada será parte de un equipo original y participará en el desarrollo de soluciones escalables en Azure. Se requiere fue ...

Founding ML Engineer for AI Drug Discovery Platform

CT19 is looking for a Founding Machine Learning Engineer in Barcelona to help build core modeling capabilities for their innovative AI systems. This role involves working on complex machine learning problems and collaborating with scientists and engineers. The ideal candidate will have an advanced back ...

Ai First Genai Engineer (.Net/Azure) Remote (Almería)

We are still looking for the very Top Talent…and we would be delighted if you were to join our team! Presente su candidatura después de leer los siguientes requisitos de habilidades y cualificaciones para este puesto. More in details, UST is a multinational company based in North America, certified as a To ...

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. < ...

Client Facing AI Engineer: Rapid Prototyping to Production

TransPerfect seeks a Forward Deployed Engineer in Barcelona to build AI-powered solutions for clients. This role involves direct client engagement, scoping technical problems, and rapidly prototyping applications. The ideal candidate will have strong Python skills, a master’s in Computer Science or rel ...

Remote AI Engineer NLP & LLMs, Multi Agent Systems

Selecta Digital busca un/a AI Engineer para unirse a su equipo y trabajar en consultoría tecnológica enfocada en IA. El candidato ideal tendrá entre 3 y 5 años de experiencia en proyectos de IA, así como habilidades en sistemas multiagente y el patrón RAG. Ofrecemos un entorno de trabajo remoto con opo ...

AIOps Engineer (Python) Scale AI in Production (Hybrid)

A leading software engineering company in Madrid seeks a professional to operate AI products using Python and AWS. You will handle scalable machine learning solutions and collaborate closely with data scientists to deploy robust AI services. Skills in Terraform, Docker, and CI/CD are also necessary. The role off ...

Senior Python Backend Engineer Generative AI on AWS

act digital busca un perfil senior especializado en IA Generativa y desarrollo backend con Python, donde la persona participará en la construcción de soluciones robustas desde el diseño hasta la producción. El candidato ideal tendrá experiencia en el desarrollo de microservicios, conocimientos de AWS y ...

Data & Ai Engineer (Python + Google Cloud + Genai (Madrid)

Overview Ingeniero de Datos e IA con experiencia en Python y Google Cloud para diseñar y desarrollar soluciones de automatización inteligente, procesamiento de datos y modelos de IA generativa, construyendo pipelines de datos y agentes inteligentes. Responsibilities Diseñar y ...

Staff AI Engineer Remote, Flexible Hours, Equity & PTO

A leading AI solutions firm located in Madrid is seeking a Staff AI Engineer who thrives in a fast-paced environment to drive product development in Generative AI. The position involves optimizing AI models, conducting experiments, and ensuring high-quality outputs while balancing costs. Ideal candidates possess ...

Senior AI/ML Engineer & Tech Lead — Hybrid Madrid

Accenture España busca un AI / ML Engineer para unirse a su equipo de Inteligencia Artificial en Madrid. Este rol requiere habilidades técnicas en diseño, desarrollo e implementación de soluciones de IA y machine learning, tanto en entornos cloud como on-premise. Se ofrece un modelo de trabajo híbrido, con opcio ...

Software Engineer (AI Augmented) .NET, Vue.js and Cursor

Who We Are At Frontiers, our purpose is simple yet ambitious: to make science open. We believe open science empowers the global scientific community to accelerate discovery and develop the solutions needed for healthy lives on a healthy planet. We are one of the world's largest and most i ...

Lead Data Engineer for AI, Lakehouse & Data Mesh

Ust is looking for a Senior Data Lead Engineer in Tarragona, Spain. In this role, you will guide the evolution of our cloud-based Data, AI, and BI platforms, playing a critical leadership role. Your responsibilities will include overseeing the Data, AI & BI roadmap, designing the lakehouse architecture ...

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