179,787+ Software Engineer Intern Fullstack Ai Python React Jobs in Spain — Top Companies Hiring June 2026

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Finance Engineer & Strategy AI Driven FP&A

A leading travel fintech provider in Valencia is looking for a Finance Engineer to join their Finance and Strategy team. This role involves building systems to support high-stakes business decisions across various sectors. Candidates should have a degree in a quantitative field and at least 5 years of relevant e ...

Java Backend AI Engineer (Junior) – Remote & Flexible

knowmad mood, ubicada en Cataluña, busca un Full Stack con enfoque en backend (Java) para desarrollar soluciones basadas en IA. Se requiere experiencia en programación Java y Spring, así como conocimientos en IA y LLMs. Ofrecemos un trabajo 100% remoto con contrato indefinido, 26 días de descanso y ben ...

AI Driven Data Engineer for Fintech Analytics

Georgeci is seeking a Data Engineer (AI Focus) in Barcelona to design and maintain scalable ETL pipelines and work with large financial datasets. You'll help evolve our data platform alongside finance and analytics teams in a friendly, professional environment. The ideal candidate will have a Bachelor' ...

Senior AI Security Engineer Robustness & MLOps Lead

Keysight Technologies is seeking a Senior ML Security & Robustness Engineer in Barcelona. This role focuses on leading the design of secure ML systems and deploying adversarial defenses across various architectures. You will work closely with cross-functional teams to ensure the security of machine lea ...

Generative AI Engineer – LLMs & Computer Vision (Remote)

Infoser New Technologies in Gijón is seeking a Data Scientist to develop practical AI solutions for real-world challenges. The candidate will work on the entire AI development lifecycle, focusing on innovative and effective machine learning applications. We are looking for someone with strong Python sk ...

Senior Analytics Engineer Data Pipelines & AI Insights

ILERNA busca un Senior Analytics Engineer para ser una pieza clave en la evolución de su ecosistema de datos. Esta posición es vital para transformar la información en conocimiento que impulse decisiones estratégicas. El candidato ideal tendrá más de 4 años de experiencia en Ingeniería de Análisis y do ...

Senior AI SoC Physical Design Engineer (Remote)

A cutting-edge AI technology firm is seeking a Senior/Staff Silicon Physical Design Engineer in Madrid, Spain. You will develop advanced multi-core in-memory compute SoCs, leveraging 10+ years of physical design expertise, and work collaboratively with various teams. The role involves synthesizing, floorplanning ...

Senior AI/ML Engineer (m/f/d)

Descripción de la empresa T-Systems es parte del grupo Deutsche Telekom, con unos 30.000 empleados en todo el mundo. Creamos tecnología con propósito para generar un impacto positivo en la sociedad. Buscamos talento curioso, con ganas de aprender, asumir retos y aportar ideas que transformen la e ...

Data Engineer — Cloud Data Pipelines & AI Readiness

Civica Soft en Madrid busca un profesional para orquestar y mantener procesos, desarrollar modelos de datos y optimizar procesos. Este rol implica trabajar con tecnología moderna y participar en proyectos innovadores. Exigimos experiencia de, al menos, 3 años y habilidades en Python, Pyspark, SQL y Big ...

Senior Network Defense Engineer — AI‑Driven Segmentation

F. Hoffmann-La Roche Gruppe in Madrid is seeking a Senior Cybersecurity Engineer for Internal Network Defense. This role involves architecting and implementing security boundaries, working with Palo Alto and Fortinet technologies. Candidates should have a Bachelor's degree and at least 3 years of experience with ...

Senior Backend Engineer: Product Led AI Microservices

MASORANGE, ubicado en Zaragoza, busca un desarrollador/a Backend con enfoque en el producto y autonomía absoluta en el ciclo de vida del software. Se integrará en un entorno Agile, desarrollando microservicios críticos y utilizando tecnologías de punta como Java 21 y Kubernetes. Los candidatos ideales ...

Senior Backend Engineer: Product Led AI Microservices

MASORANGE busca un desarrollador/a Backend en Zaragoza, España, que se enfoque en el producto y adopte la propiedad total del ciclo de vida del software. Trabajarás en un entorno Agile desarrollando microservicios críticos. Requerimos experiencia en Java 21, arquitecturas de microservicios, y entornos ...

Quality & Automation Engineer – AI Driven QSOI & Compliance

Airbus in Illescas (Toledo) is looking for a motivated Quality Engineer to enhance the quality of aircrafts. The role includes designing AI models for quality instructions and optimizing processes to improve efficiency. Candidates should have expertise in JavaScript and SQL, a strong understanding of quality ...

Remote AI Research Engineer: Kernel & Inference Optimization

Tether Operations Limited is seeking an AI Research Engineer (Kernel & Inference Optimization) for a fully remote role. In Barcelona, Spain, you will focus on optimizing advanced AI models for efficient deployment and performance across various applications. Your responsibilities will include designing ...

Staff Machine Learning Engineer for AI Product

We are creating freedom for SMEs to succeed by delivering Europe’s leading finance workspace with banking at its core, complemented by financial tools. Founded in 2017 by Alexandre and Steve, Qonto has grown to 1,600+ employees and serves over 600,000 customers across 8 European countries. ...

Automation QA Engineer French AI Voice Assistant

M47 - AI Company in Madrid is seeking an Automation QA Engineer to join its AI Voice Assistant project. You will ensure responsiveness and efficiency in user interactions and deliver a seamless user experience. The ideal candidate has over 2 years of automation testing experience and native French lang ...

Azure Databricks Data Engineer Cloud Data & AI

Bluetab is seeking a Data Engineer to join their team in Pamplona, Spain. You will work in an Agile & DevOps environment, collaborating internationally on data management and reporting solutions. Your role will encompass developing ETL processes and managing data platforms while ensuring compliance wit ...

GTM Engineer AI Driven Growth & Automation (Hybrid)

Nexthink is looking for a GTM Engineer in Madrid to design, build, and optimize automated go-to-market systems using Clay and modern tools. You will collaborate closely with Sales, Marketing, and Revenue Operations. The ideal candidate has a Bachelor’s degree, 5+ years of experience, and must be skille ...

Founding ML Engineer: AI Driven Drug Discovery

CT19 is looking for a Founding Machine Learning Engineer to join a pioneering biotechnology company focused on AI systems for enhancing biological research. This role involves designing machine learning models and collaborating with various experts to transform scientific challenges into viable solutions. </p ...

Senior AI Engineer – LLMs, RAG (O Chazo)

En MBC, firma de consultoría de negocio, estrategia y operaciones de Indra Group, formamos equipos híbridos de negocio e IA, conectando áreas de negocio y tecnología de forma ágil, escalable y sostenible. ¿Te apasiona convertir la información en decisiones que marcan la diferencia? Este es tu ...

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 ...

Remote GenAI Engineer — .NET/Azure AI First

UST España & Latam busca un consultor apasionado por la IA para liderar iniciativas transformadoras en la entrega de software. Se requiere un enfoque innovador y la capacidad de desafiar los modelos tradicionales de desarrollo. El candidato ideal tendrá más de 8 años de experiencia en desarrollo .NET y ...

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 ...

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 aplic ...

Senior AI Engineer: Multi Agent & LLM Systems

Publicis Groupe is seeking a Senior AI Developer in Madrid to design and develop the backend architecture for conversational agents and LLM-based systems. You will work closely with cross-functional teams to create innovative solutions. This role requires strong backend experience in Python and asynchr ...

Senior LLM Engineer: AI Model Compression & Deployment

European Tech Recruit busca un Ingeniero LLM Mid/Senior para unirse a su equipo de IA en España. Trabajará en proyectos innovadores junto a expertos del sector, enfocándose en desarrollar métodos para optimizar modelos LLM. El candidato ideal tiene un MSc/PhD en IA o campos relacionados, con experienci ...

Generative AI Engineer — Remote Flexible & LLM/Agents

Mática Partners, ubicada en Cañada Rosal, busca un/a Ingeniero/a de IA con experiencia en IA Generativa. El candidato/a se encargará de la creación y optimización de prompts, integrando LLMs en aplicaciones reales, colaborando con equipos internos y de clientes. Ofrecemos un contrato indefinido, salari ...

Associate Applied AI Engineer (Benelux) Orbit Program

Location Location: Madrid for an onboarding period of 2 years and a possible relocation to Amsterdam after. Customer base will be in the Benelux region, involving travel to meet clients in person. The Team As an Associate Applied AI Engineer, you are part of our Value En ...

Senior Backend Engineer: Product Led AI Microservices

MASORANGE busca un desarrollador/a Backend para unirse a su equipo en Valencia. El candidato ideal debe tener una sólida experiencia en Java 21 y arquitecturas de microservicios, así como un enfoque orientado al producto y la capacidad de trabajar de manera autónoma. Las responsabilidades incluyen el d ...

AI Powered GTM Engineer for Growth & ABM

Bridged - Event Growth Platform is seeking a skilled professional to build AI-driven workflows for enterprise account targeting and optimize GTM campaigns across multiple channels. The role involves developing lead scoring models, creating automated pipelines, and generating actionable insights from experimen ...

Senior Backend Engineer: Product Led AI Microservices

MASORANGE, situada en O Chazo, Galicia, busca un desarrollador/a Backend apasionado por la tecnología y con experiencia en Java 21 y microservicios. Trabajarás en un entorno Agile, siendo responsable de todo el ciclo de desarrollo, desde la identificación de problemas hasta la implementación y monitoreo. ...

Junior Product Engineer AI Driven Systems Thinker

Une entreprise innovante dans le secteur technologique recherche un développeur capable de comprendre les systèmes dans leur globalité et d'apprendre rapidement dans un environnement dynamique. Utilisant l'IA comme outil de travail, le candidat idéal doit posséder de solides bases techniques, une vision systémiq ...

Senior AI Infra Engineer: Multimodal Video Pipelines

Framework Ventures is seeking experienced AI infrastructure Engineers to design and implement scalable data pipelines for high-impact video generation projects. The role involves building high-throughput infrastructure, designing preprocessing algorithms, and managing large-scale video datasets. Candidates shoul ...

AI Solutions Engineer — Hybrid Madrid/Barcelona (Equity)

Timup busca un profesional para ayudar a clientes enterprise a integrar soluciones de Inteligencia Artificial. El rol incluye acompañar en el onboarding, definir estrategias de evaluación y colaborar con equipos técnicos. Se requiere experiencia en roles técnicos, conocimientos en Python, y habilidades ...

AI Engineer — End to End Content Architect

ALTEN busca un Ingeniero AI- E2E Content Manager para un proyecto innovador en el sector farmacéutico en Marbella, Andalucía. La persona seleccionada diseñará e implementará soluciones de inteligencia artificial para optimizar el ciclo de vida del contenido, trabajando con aplicaciones y modelos en Azure. </p ...

AI Engineer — End to End Content Architect

ALTEN busca un AI Engineer- E2E Content Manager en Gijón, España, para diseñar e implementar soluciones de inteligencia artificial en el sector farmacéutico. El candidato ideal debe tener más de 4 años de experiencia en IA/ML y desarrollo en Azure, así como un sólido conocimiento de modelos generativos y gest ...

Senior Genai Engineer / Ai Solutions Architect (Santander)

Qué buscamos ¿Le interesa este puesto? Puede encontrar toda la información relevante en la descripción a continuación. 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 di ...

Senior QA Engineer AI Powered Testing Leader

Aily Labs is seeking QA Engineers of varying experience levels in Madrid, Spain. You will assist in implementing testing strategies to ensure high-quality software across web and mobile applications. Ideal candidates possess experience in automation frameworks, Python coding, and excellent communicatio ...

Founding ML Engineer AI Drug Discovery Platform

CT19 is partnering with a venture-backed biotechnology company seeking a Founding Machine Learning Engineer to define and build core modeling capabilities. The role involves working on challenging ML problems using complex scientific datasets and collaborating with biologists and engineers. The ideal c ...

Senior Android Engineer 3D / AI Design Tools

Planner 5D, located in Madrid, is searching for a skilled Android Engineer to create innovative mobile experiences for users worldwide. You will utilize cutting-edge AI tools in 3D design, focusing on performance optimization and new feature integration. With a strong emphasis on clean code and teamwor ...

AI Engineer: Remote, Flexible Hours, Equity & Growth

Mática Partners, en Córdoba, busca un/a IA Engineer con experiencia en IA Generativa. El candidato ideal tiene al menos 3-4 años de experiencia, debe tener conocimientos sólidos en Python e integración de LLMs via API. Ofrecen un contrato indefinido con un salario entre 38.000 y 44.000 euros brutos/año ...

Data & AI Engineer: Foundation Models & MLOps (Hybrid)

Accenture en España busca un experto en Data & AI para definir e implementar soluciones basadas en Foundation Models. Ofrecemos un entorno dinámico donde colaborarás en proyectos innovadores, utilizando tecnologías avanzadas. El trabajo es híbrido, permitiendo flexibilidad entre la oficina y el hogar. ...

Senior Frontend Vue.js Engineer — Remote AI Platform

En Abalia, ubicada en Sevilla, buscamos un/a Frontend Developer (Mid/Senior) para unirse a nuestro equipo de Innovación. Esta posición implica el desarrollo de una plataforma de IA para contact-center, trabajando bajo metodologías Agile como Scrum y Kanban. El trabajo se realiza en modalidad de teletra ...

Senior Genai Engineer / Ai Solutions Architect (Barcelona)

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 ...

Junior AI Engineer: GenAI Prototyping & Remote Work

knowmad mood, ubicada en Las Rozas de Madrid, busca un/a Junior AI Engineer con ganas de aprender y crecer en la inteligencia artificial. Valoramos una actitud proactiva, curiosidad y experiencia inicial con LLMs. Ofrecemos un contrato indefinido, modelo de trabajo remoto, horario flexible, 22 días de ...

Senior AI Process Engineer 100% Remoto 50K

Estamos buscando varios perfiles Senior AI Process Engineer para incorporarse a un programa estratégico de transformación con IA a gran escala , trabajando en la automatización de procesos complejos mediante tecnologías basadas en LLM. Formarás parte de squads multidisciplinar ...

Staff ML Engineer AI Leader for Logistics

sennder Technologies in Madrid is seeking a Staff Machine Learning Engineer to join their central Machine Learning Engineering team. This role involves defining state-of-the-art practices in machine learning for road logistics and mentoring engineers. Key responsibilities include solving optimization p ...

Senior AI & Data Science Engineer (GenAI & Azure)

Avanade Spain SL in Madrid is searching for a Senior Analyst specializing in AI & Data Science to design, develop, and deliver cutting-edge AI solutions. You will engage across the complete data science lifecycle, addressing real client needs while utilizing strong data analysis skills. The ideal candi ...

Founding Senior Applied AI Engineer Durable Workflows

naiian busca un perfil experimentado para construir flujos de IA auditables y robustos en Madrid. Este rol implica diseñar workflows que sobrevivan a interrupciones y fallos, asegurando un enfoque riguroso en la calidad y la auditabilidad. Se requiere dominio sólido de LLMs y habilidad en diseño de flu ...

Expert, Automation Engineer Infrastructure Security (AI & RPA)

⚡We are your Energy Technology Partner . We electrify, automate, and digitalize every industry, business, and home, driving efficiency and sustainability for all. At Schneider Electric, our values – IMPACT (Inclusion, Mastery, Purpose, Action, Curiosity, Teamwork) – are the foundation of eve ...

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    Software Engineer Intern Fullstack Ai Python React Jobs in Spain Job Search Guide, Trends and Insights