149,536+ Ai Driven Fullstack Engineer Java React Jobs in Spain — Top Companies Hiring June 2026

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Senior Backend Engineer Pricing Engine & AI Tools

Insider, Inc. is looking for a Senior Backend Engineer in Barcelona to develop our core pricing manager system, focusing on building APIs and infrastructure. Collaborate closely with cross-functional teams to deliver impactful solutions for the hospitality industry. You'll work with Go and Python while ...

Senior Backend Engineer — AI Powered Pricing & Autopilot

Lighthouse in Barcelona is seeking a Senior Backend Engineer to develop and maintain their core pricing manager system. You will collaborate closely with product managers and engineers, building distributed services and APIs. Strong experience in Go or Python/Django is required, with a focus on delivering imp ...

Senior AI Research Engineer Model Inference Remote

About the Job We are looking for an experienced AI Model Engineer with deep expertise in kernel development, model optimization, fine‑tuning, and GPU acceleration. The engineer will extend the inference framework to support inference and fine‑tuning for language models with a strong focus on mobil ...

Data Engineer — Hybrid Cloud Analytics & AI Pipelines

Devops Academy in Málaga, Spain, is hiring a Data Engineer to design and develop analytics solutions using major cloud infrastructures like Azure and Google Cloud. Candidates should have a degree in STEM and at least 2 years of relevant experience. This role involves collaborating with teams, managing client rel ...

Senior AI Engineer for Revenue & GTM Automation

Traveltechessentialist in Barcelona is looking for a Senior AI Engineer for Revenue & Go-To-Market. In this pivotal role, you will harness AI to solve complex business challenges and optimize workflows. You will join a collaborative Go-To-Market AI Team, working closely with domain experts to implement scalab ...

Senior AI Backend Engineer for Product Development

Clarivate Analytics is looking for a Senior Software Engineer to join the Cortellis CMC team in Barcelona. This role focuses on building and integrating high-impact AI capabilities that are essential for driving global pharmaceutical innovation. The ideal candidate has over 5 years of experience in bac ...

Staff Software Engineer — Healthcare AI (Remote, EU)

Join Cross Border Talents as a Staff Software Engineer, working remotely to design and scale core systems for innovative healthcare AI products. You'll lead architecture decisions, mentor engineers, and develop secure data infrastructures. With a compensation of €100,000 – €200,000 plus equity, this ro ...

AI Innovation Engineer Hybrid, Remote Options & Growth

Vodafone is seeking a professional skilled in AI and ML to strengthen its corporate research group. The role involves identifying new use cases in AI, engaging with stakeholders, and participating in rapid prototyping and implementation. The ideal candidate will have a MSc or Ph.D. in a relevant field, ...

Senior AI Engineer — Production Coding Agents (Remote)

JetBrains is seeking a Staff/Senior AI Engineer to enhance their AI for Code team. In this role, you will create production-ready coding agents, improve internal coding models, and collaborate with cross-functional teams. Strong software engineering skills and experience with LLM-powered products are essentia ...

ML & AI Engineer Barcelona (Work & Study Programme)

Harbour.Space Institute of Technology offers a unique work-study opportunity through its ML & AI Engineer Apprenticeship combined with a Master of Data and Computer Science programme. This programme provides project-based academic learning alongside an industry internship as an ML & AI Engi ...

AI Data Platform Engineer (MLOps) – Hybrid Madrid

Babel Group. busca un AI Data Platform Engineer para trabajar en Madrid. Este puesto híbrido está orientado a diseñar e implementar soluciones de datos e inteligencia artificial en un entorno bancario regulado. Se requiere experiencia sólida en Python y SQL, así como en bases de datos de grafos y conoc ...

Senior AI Engineer: Agentic Workflows & LLM Orchestration

Zurich 56 Company Ltd is seeking a Senior AI Engineer for designing agentic workflows and optimizing LLM integrations. The candidate should have strong Python skills and experience in building LLM systems. Responsibilities include architecting solutions, promoting collaboration across teams, and implem ...

Python Software Engineer — AML & Real Time AI

Banco Santander SA busca un/a Software Engineer (Python) en Madrid para mejorar herramientas de prevención de blanqueo de capitales. Se requiere más de 2 años en desarrollo Python y fluidez en inglés (B2). El puesto ofrece un entorno internacional, flexibilidad híbrida, seguro médico y oportunidades de ...

Senior Verification Engineer AI Chip Hardware (Barcelona)

Autsorsa | HR & BPO Solutions is looking for a Senior Verification Engineer to join a leading European semiconductor company in Barcelona, Spain. The ideal candidate will have a Master's or PhD and over 8 years of experience in microprocessor architecture, focusing on the verification of complex digital desig ...

Senior Python Engineer — AI Lifecycle & Scalable Backend

Planner 5D in Barcelona seeks a Senior Python Engineer to design and maintain scalable services supporting the AI lifecycle. You'll work closely with the research team to develop tools for data processing and engage with cutting-edge AI technologies like ChatGPT API and LangChain. The ideal candidate h ...

Generative AI Engineer — Hybrid, Global Insurance Tech

Corus Consulting busca un/a Generative AI Engineer para un proyecto en el sector asegurador, ubicado en Majadahonda, Madrid. El puesto es híbrido, con 2 días a la semana en remoto y se busca un profesional con más de 6 años de experiencia en ingeniería de software y un enfoque en soluciones de IA Generativa. ...

Hybrid Madrid Intern Software Engineer AI MedTech

Cells IA en Madrid está buscando estudiantes o recién graduados que deseen crecer como ingenieros en un entorno de IA médica. Se espera que colaboren con el equipo para construir y mejorar funcionalidades en la plataforma usando Python, C++ o Typescript. Buscamos candidatos con una sólida base en progr ...

Industrial AI Engineer: Production Ready Data Models

Footprint MAPPA en Barcelona busca un ingeniero/a para unirse a un proyecto innovador en IA aplicada, cofinanciado por la Unión Europea. La persona seleccionada ayudará a construir modelos precisos y automatizados para la gestión de datos industriales. Se requiere experiencia en TypeScript, Next.js, y ...

Senior/Mid AI Research Engineer (Agents Team)

Requirements We are looking for exceptionally smart and driven AI Research Engineers to join a small, highly technical, and specialized research team at Aily The Academic Background: A Master's degree (required) in a highly technical and quantitative field such as Mathematics, Phy ...

Remote Lead Unity Engineer — Gameplay & AI Systems

Playrix ищет Ведущего Программиста для разработки мобильных игр в команде инженеров. Работая с нашими играми, вы будете отвечать за архитектуру и качество продукта, управляя командой и внедряя AI-практики. Идеальный кандидат должен иметь опыт в C++ и управления командой, а также знать современных техно ...

Principal Software Engineer Healthcare AI (Remote EU)

C&D Talent Advisory - Academy is seeking a Principal Software Engineer to lead the development of advanced healthcare AI systems remotely across the European Union. In this role, you will architect and build scalable healthcare platforms and systems enhancing patient communication and clinical efficiency. </p ...

Senior Frontend Engineer Angular, AI & Hybrid Work

NTT DATA Europe & Latam in Barcelona is looking for a Software Developer to join a multidisciplinary team. The role involves both frontend and backend development, contributing to innovative digital solutions in a cloud-based environment. Ideal candidates should have experience with Angular and Node.js framew ...

Senior Applied AI Engineer – Developer Productivity & SDLC

About Keysight AI Labs Keysight’s AI Labs is a global R&D group pioneering the integration of machine learning, generative AI into Keysight’s test, measurement, and design solutions. Our mission is to transform how engineers design, simulate, and validate advanced systems – from 6G and semiconduc ...

Senior AI Platform Engineer — Backend & Full Stack

Joppy is seeking a Senior Backend/Full-Stack Engineer to develop and scale production-grade systems for their conversational AI platform. You will work closely with product stakeholders to create and implement reliable software solutions. The ideal candidate should be proficient in backend technologies ...

Staff ML Engineer — AI Product, High Impact

Qonto is seeking a Staff Machine Learning Engineer to join the AI Product team in Barcelona. In this role, you will develop and optimize machine-learning models, integrate them into products, and build an ML Ops framework that ensures high reliability. The ideal candidate will have over 6 years of experience ...

Hyperautomation Engineer: End to End Automation & AI

Scan-IT in Barcelona is looking for an Automation Engineer to design and implement hyperautomation solutions. You will engage in end-to-end automation design, develop robust workflows using RPA platforms, and collaborate with cross-functional teams. The ideal candidate will have 3 to 6 years of experie ...

Associate Applied AI Engineer (Benelux) Orbit Program

Celonis is the global leader in Process Intelligence and the pioneer of Process Mining technology. As one of the world’s fastest-growing enterprise SaaS companies, we are changemakers pushing the boundaries of what’s possible. We invest heavily in advanced AI capabilities—specifically our Process Intellige ...

Senior AI Engineer for Maritime Data & Operations

Moffatt & Nichol is looking for an AI Engineer specializing in advanced AI algorithms and models for the maritime industry. The successful candidate will work with large-scale datasets, design AI models for operational efficiency, and collaborate closely with various stakeholders. This role requires ov ...

Robotics & AI Software Engineer (C++ / Distributed Systems)

Build the software backbone of Robotics and AI Are you passionate about Robotics and Artificial Intelligence? Do you want your code to run in thousands of robots, autonomous vehicles, industrial systems and safety‑critical platforms worldwide? At eProsima, yo ...

Senior AI Automation & Agent Engineer Hybrid, Growth

Logicalis Spain busca un perfil Senior AI Engineer para diseñar y desarrollar soluciones de automatización con IA. El candidato ideal tiene más de 4 años de experiencia en IA, Python, y entornos Cloud AWS. Ofrecen contrato indefinido, trabajo híbrido en Pozuelo de Alarcón y un paquete retributivo competitivo. Be ...

AI Solutions & Customer Engineer (Madrid o Barcelona)

Ubicación: Madrid o Barcelona (modelo híbrido) Desde Timup, consultora de selección, estamos colaborando con una compañía tecnológica especializada en Inteligencia Artificial que desarrolla soluciones para ayudar a organizaciones a evaluar, monitorizar y optimizar aplicaciones ba ...

AI Data Platform Engineer (MLOps) – Hybrid Madrid

Babel Group. busca un AI Data Platform Engineer para trabajar en Madrid. Este puesto híbrido está orientado a diseñar e implementar soluciones de datos e inteligencia artificial en un entorno bancario regulado. Se requiere experiencia sólida en Python y SQL, así como en bases de datos de grafos y conoc ...

Senior Azure DevOps Engineer – Data & AI Infra

PIXIE busca un Senior DevOps Engineer Azure para participar en proyectos de transformación digital en el área de Data & AI. La persona seleccionada trabajará en un entorno ágil y colaborativo en Barcelona, con una parte de trabajo presencial. Se requiere experiencia en automatización, infraestructura c ...

AI Solutions & Customer Engineer (Madrid o Barcelona)

Ubicación: Madrid o Barcelona (modelo híbrido) Desde Timup, consultora de selección, estamos colaborando con una compañía tecnológica especializada en Inteligencia Artificial que desarrolla soluciones para ayudar a organizaciones a evaluar, monitorizar y optimizar aplicaciones ba ...

AI Solutions & Customer Engineer (Madrid o Barcelona)

Ubicación: Madrid o Barcelona (modelo híbrido) Desde Timup, consultora de selección, estamos colaborando con una compañía tecnológica especializada en Inteligencia Artificial que desarrolla soluciones para ayudar a organizaciones a evaluar, monitorizar y optimizar aplicaciones ba ...

AI Solutions & Customer Engineer (Madrid o Barcelona)

Ubicación: Madrid o Barcelona (modelo híbrido) Desde Timup, consultora de selección, estamos colaborando con una compañía tecnológica especializada en Inteligencia Artificial que desarrolla soluciones para ayudar a organizaciones a evaluar, monitorizar y optimizar aplicaciones ba ...

AI Solutions & Customer Engineer (Madrid o Barcelona)

Ubicación: Madrid o Barcelona (modelo híbrido) Desde Timup, consultora de selección, estamos colaborando con una compañía tecnológica especializada en Inteligencia Artificial que desarrolla soluciones para ayudar a organizaciones a evaluar, monitorizar y optimizar aplicaciones ba ...

AI Solutions & Customer Engineer (Madrid o Barcelona)

Ubicación: Madrid o Barcelona (modelo híbrido) Desde Timup, consultora de selección, estamos colaborando con una compañía tecnológica especializada en Inteligencia Artificial que desarrolla soluciones para ayudar a organizaciones a evaluar, monitorizar y optimizar aplicaciones ba ...

ML Engineer (Founding Team) AI Drug Discovery

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, scien ...

Hybrid Valencia AI Engineer: LLMs for Healthcare

TRAK en O Chazo busca un/a AI Engineer para desarrollar la infraestructura de IA de un producto sanitario. Este rol es clave para definir cómo se emplea la IA, con un enfoque en crear funcionalidades que aporten valor tangible a pacientes y profesionales. El candidato ideal tiene experiencia en producc ...

Remote Backend Engineer: Python, Generative AI (FastAPI)

Capitole busca un desarrollador backend con más de 3 años de experiencia en Python para diseñar y desarrollar agentes conversacionales mediante IA Generativa. El trabajo incluye la integración de soluciones con Salesforce y diversas APIs, trabajando principalmente en Google Cloud Platform. Se ofrece mo ...

Senior Systems Engineer Remote Cloud, AI & Automation

R&F CONSULTORES busca un/a Ingeniero/a Senior de Sistemas para unirse a un equipo en una multinacional robótica. El puesto es 100% remoto y ofrece jornada intensiva los viernes y en verano. Buscamos candidatos con más de 10 años de experiencia en administración de sistemas, conocimientos en Linux, Kube ...

AI Engineer for 3D Modeling & Blender Pipelines

Avanade busca un profesional para desarrollar proyectos de inteligencia artificial enfocados al diseño 3D desde la conceptualización hasta la implementación y despliegue. Tendrás responsabilidades de diseñar e implementar modelos de IA utilizando Python, y crear sistemas de monitorización para controlar los m ...

GenAI Engineer: AI Agent Architect & Prompts Expert

Tamarind Intelligence busca un Ingeniero GenAI para ser parte fundamental de su plataforma. Este rol implica colaborar para diseñar y optimizar arquitecturas de IA, aplicando ingeniería de prompts en un entorno híbrido. El candidato ideal debe tener sólida experiencia en IA Generativa y ser capaz de in ...

Senior AI & Automation Engineer — Hybrid, Flexible Hours

Baker Tilly España busca un/a AI & Automation Developer Senior en Barcelona. La misión incluye el diseño y desarrollo de soluciones innovadoras que integran inteligencia artificial y automatización de procesos. Buscamos un perfil versátil y orientado a resultados. Se valorará experiencia en Python, int ...

Senior Genai Engineer / Ai Solutions Architect (Gijón)

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 soluciones b ...

AI Full Stack Engineer — Productionized ML Solutions

Ntt Data Europe & Latam busca un profesional para diseñar y desplegar soluciones de Inteligencia Artificial en Vitoria. Este rol será crucial para el acompañamiento técnico de equipos de Data Science, asegurando la calidad y productivización de modelos de IA. Se requiere formación en Ingeniería, con ex ...

Remote Junior AI Solutions Engineer: Build Agents

Emais Servicios Integrales, empresa enfocada en soluciones de inteligencia artificial, busca un Junior AI Solutions Engineer. Este puesto es 100% remoto, ideal para aquellos que disfruten resolver retos tecnológicos y de negocio, y estén comprometidos con el crecimiento y evolución de productos innovadores. < ...

AI Platform Engineer – LLMs & RAG (Hybrid, Madrid)

Tamarind Intelligence busca un/a AI Developer para unirse a un proyecto innovador en el sector Banca en Madrid. Los candidatos deben tener 2-3 años de experiencia como Developer y formación técnica equivalente. Las responsabilidades incluyen desarrollar y mantener agentes de IA, construir pipelines, in ...

Senior Genai Engineer / Ai Solutions Architect (Arbo)

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 soluciones b ...

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