• Spain Jobs Expertini profile avatar

    • 183,789+ Software Engineer Intern Fullstack Ai Python React Jobs in Spain — Top Companies Hiring June 2026

    Professional job seekers finding Spain jobs through Expertini
    750,000+ professionals on Expertini 750,000+ Candidates
    Join our global community
    Explore Leading Employers
    High-Paying Careers
    Expertini Penguin Mascot Resume Score™
    Resume Score™ Instantly
    Upload Your CV
    Quick 30-second process

    Apply Today & Jumpstart Your Career on Expertini, Trusted Since 2008.

    1. Expertini
    2. Spain
    3. Jobs
    4. Software Engineer Intern Fullstack Ai Python React Jobs in Spain

    5. Download PDF

    Reset

    Create Job Alert
      Add Alert

     
     
    Create Alert
     
    Reset

    Senior Platform Engineer / AI Infra / MLOps

    Quiénes somos: En h&k creemos que las grandes cosas se logran en equipo. Somos una consultora tecnológica especializada en Microsoft, IA y consultoría con más de 30 años de experiencia en proyectos Cloud dentro del ecosistema de Microsoft y la energía de un equipo joven que comb ...

    Senior Platform Engineer / AI Infra / MLOps

    Quiénes somos: En h&k creemos que las grandes cosas se logran en equipo. Somos una consultora tecnológica especializada en Microsoft, IA y consultoría con más de 30 años de experiencia en proyectos Cloud dentro del ecosistema de Microsoft y la energía de un equipo joven que comb ...

    Remote AI Engineer — Agentic Systems & AWS

    Kairós Digital Solutions SL busca un AI Engineer apasionado para unirse a su equipo de Data&IA. Este rol involucra diseñar y desarrollar sistemas de IA que transforman procesos reales, colaborando en un entorno innovador y multidisciplinario. Los candidatos deben tener entre 3 a 6 años de experiencia, ...

    Senior Robotics AI and Simulation Engineer

    ABOUT THE ROLE In this role, you will design and develop AI-driven robotics solutions for clients across healthcare, retail, automotive, and enterprise sectors. You will build production-ready systems and rapid prototypes - from perception pipelines to reinforcement learning workflows – that br ...

    Deep Learning Engineer for AI Chatbots

    Alfa AI in Spain is seeking a Deep Learning Engineer to join their Data Science team. You will be responsible for building AI-driven features, such as personal assistants and chatbots, that enhance customer interactions and experiences. The ideal candidate should have experience in deep learning, a Bac ...

    Senior Platform Engineer / AI Infra / MLOps

    Quiénes somos: En h&k creemos que las grandes cosas se logran en equipo. Somos una consultora tecnológica especializada en Microsoft, IA y consultoría con más de 30 años de experiencia en proyectos Cloud dentro del ecosistema de Microsoft y la energía de un equipo joven que comb ...

    Senior Platform Engineer / AI Infra / MLOps

    Quiénes somos: En h&k creemos que las grandes cosas se logran en equipo. Somos una consultora tecnológica especializada en Microsoft, IA y consultoría con más de 30 años de experiencia en proyectos Cloud dentro del ecosistema de Microsoft y la energía de un equipo joven que comb ...

    Senior Platform Engineer / AI Infra / MLOps

    Quiénes somos: En h&k creemos que las grandes cosas se logran en equipo. Somos una consultora tecnológica especializada en Microsoft, IA y consultoría con más de 30 años de experiencia en proyectos Cloud dentro del ecosistema de Microsoft y la energía de un equipo joven que comb ...

    Cybersecurity Engineer for Network Security AI

    Job Responsibilities AI Strategy & Roadmap ExecutionPartner with product owners to define the vision for AI adoption within Network Security (e.g., predictive threat detection, automated policy optimization). Lead the technical execution of AI workstreams, moving from Proof o ...

    Blockchain Support Engineer: AI Automation & Security

    About the team/project: The blockchain security team is utilizing core Blockchain technologies, smart contracts and other building blocks that allow us to create unique digital asset interfaces for our users. They specialise in secure development, confidential computing technology and advanced cr ...

    Lead AI Driven Network Security Engineer

    F. Hoffmann-La Roche AG is seeking a cybersecurity expert to lead AI strategy and execution in Network Security. This role requires a Bachelor’s degree in a relevant field and at least 5 years of cybersecurity experience. The candidate will develop AI models for monitoring network traffic, implement pr ...

    Automation & Strategy Engineer for AI Operations

    Happyrobot Inc., based in Madrid, is seeking a Strategy & Operations Engineer who will play a pivotal role in eliminating manual work through the design and automation of internal systems. This position involves owning operational systems and integrating various business processes to enhance efficiency and ef ...

    AI Agent Developer & LLM Pipeline Engineer

    Ntt Data Europe & Latam busca profesionales en Andalucía con más de 2 años de experiencia en desarrollo de inteligencia artificial. El rol implica la creación y mantenimiento de agentes de IA, integración de modelos LLM y optimización de procesos analíticos. Ofrecemos un ambiente laboral híbrido, contr ...

    Pioneering Senior Applied AI Engineer – Madrid

    naiian busca un profesional para unirse a su equipo en Madrid, con enfoque en la implementación de sistemas de IA aplicados a decisiones complejas. Ofrecemos un entorno colaborativo con interacción directa con el equipo fundador y altos estándares de flexibilidad en el trabajo. El puesto ofrece un sala ...

    AI Agent Developer & LLM Pipeline Engineer

    Ntt Data Europe & Latam busca profesionales en Andalucía con más de 2 años de experiencia en desarrollo de inteligencia artificial. El rol implica la creación y mantenimiento de agentes de IA, integración de modelos LLM y optimización de procesos analíticos. Ofrecemos un ambiente laboral híbrido, contr ...

    Junior Applied AI Engineer – Value Engineering

    Celonis is seeking an Associate Value Engineer to join its Madrid office as part of the Orbit Graduate Program. The role emphasizes collaboration and innovation in the SaaS industry, focusing on supporting the APAC Value Engineering team. Applicants should possess a relevant degree and be passionate ab ...

    Generative AI Engineer LLM, MLOps & Cloud

    NTT Data Europe & Latam busca un experto en Inteligencia Artificial para diseñar e implementar modelos LLM y desarrollar plataformas innovadoras en entornos cloud. Es fundamental contar con más de 2 años de experiencia en IA y habilidades demostradas en programación y CI/CD. El candidato ideal se unirá ...

    Associate AI Engineer (6 month contract)

    At Board, we help enterprises plan smarter, drive outcomes and lead transformation with one single Intelligent Planning Platform. Trusted by thousands of leading organizations, over the last 28 years, we have designed our Product with enterprise planning agility in mind and the passionate care of our peopl ...

    Asset Integrity Engineer — AI & R&D

    Nadara is looking for an Asset Integrity Specialist in Madrid, Spain, who will drive the technical lifetime strategy of renewable energy assets. This role requires expertise in structural and mechanical engineering, focusing on ensuring the integrity and reliability of Nadar's energy fleet. Key respons ...

    Senior Robotics AI and Simulation Engineer

    ABOUT THE ROLE In this role, you will design and develop AI-driven robotics solutions for clients across healthcare, retail, automotive, and enterprise sectors. You will build production-ready systems and rapid prototypes - from perception pipelines to reinforcement learning workflows – that br ...

    Azure ML Engineer – Pipelines & AI Solutions

    Mpower Plus is seeking a skilled machine learning engineer to contribute to projects leveraging Azure cloud technologies. The ideal candidate will possess at least 5 years of experience in machine learning engineering or applied ML, with a strong focus on Azure cloud technologies and proficiency in Python. </ ...

    AI Engineer – Marketing Automation (Tenerife, Hybrid)

    Una empresa tecnológica en crecimiento en Santa Cruz de Tenerife busca un AI Engineer que se encargue de construir y mantener sistemas de automatización de marketing. El candidato ideal tendrá más de 2 años de experiencia en desarrollo sólido de Python y experiencia trabajando con LLMs. Se ofrece un entorno de t ...

    Remote Java & AI Spec Driven Engineer

    knowmad mood busca un desarrollador backend experimentado para unirse a su equipo trabajando en modalidad 100% remota. Participarás en proyectos innovadores desde su inicio, aplicando metodologías avanzadas como Spec Driven Development. El candidato ideal tiene experiencia en Java 21, arquitecturas de ...

    Generative AI Engineer — LLMs & MLOps Specialist

    Ntt Data Europe & Latam busca profesionales apasionados por la tecnología y la IA para formar parte de su equipo especializado. Se espera que los candidatos tengan más de 2 años de experiencia en IA y conocimiento en plataformas en la nube como AWS, GCP o Azure. El rol implica diseñar e implementar sol ...

    Senior Robotics AI and Simulation Engineer

    ABOUT THE ROLE In this role, you will design and develop AI-driven robotics solutions for clients across healthcare, retail, automotive, and enterprise sectors. You will build production-ready systems and rapid prototypes - from perception pipelines to reinforcement learning workflows – that br ...

    Data Engineer: Scalable Pipelines & AI Insights

    Gfk - An Niq busca un Data Engineer en Galicia, España. El candidato ideal debe diseñar y mantener pipelines de datos, gestionar datos y automatizar procesos. Los requisitos incluyen una licenciatura en Matemáticas o similares, al menos 2 años de experiencia, y habilidades en Python y SQL. Se valora la ...

    Senior Platform Engineer / AI Infra / MLOps

    Quiénes somos: En h&k creemos que las grandes cosas se logran en equipo. Somos una consultora tecnológica especializada en Microsoft, IA y consultoría con más de 30 años de experiencia en proyectos Cloud dentro del ecosistema de Microsoft y la energía de un equipo joven que comb ...

    AI Platform Security Engineer — DevSecOps & Governance

    MediaMarkt España is looking for a skilled professional for AI platform security, focusing on implementation of security measures and compliance with regulatory frameworks like the EU AI Act and GDPR. The ideal candidate will have 3-5+ years of experience in Software Engineering, with a strong emphasis on DevSec ...

    C++ Robotics & AI Engineer Distributed Middleware

    Eprosima is seeking experienced C++ engineers to join their core engineering team in Tres Cantos, Spain. The role involves developing middleware technologies vital for robotics and AI across various industries. Top candidates will design features for DDS products, support advanced users in demanding sy ...

    Product Engineer AI Powered Property Management

    PropHero Pty seeks a Product Engineer in Romblon, España to lead the development of Property Management tools. This role involves managing the entire product lifecycle, from ideation to deployment, and requires a strong background in software engineering and experience with AI. The candidate must be fluent in Sp ...

    Cloud Data & AI Engineer: Golang + Kubernetes

    Schwarz Digits in Barcelona is looking for a skilled developer to join their Central Services division. You will help develop a sovereign Data and AI platform, work closely with the agile team, and contribute to innovative solutions in cloud technology. Ideal candidates have a strong background in Gola ...

    Agentic Ai Customer Success Engineer (Arbo)

    Role Summary: Agentic AI – Customer Success / Enablement ¿Es este su próximo empleo? Descúbralo leyendo la descripción completa a continuación y no dude en enviar su candidatura. We are looking for a technical, customer‑facing professional with hands‑on experience in Agentic AI who can act ...

    AI Engineer CX Bot & LLM Specialist

    A leading customer experience company in Madrid is seeking an AI Engineer to drive innovative solutions in AI. This role involves designing, developing, and optimizing natural language understanding models and bot services. The ideal candidate possesses strong NLU technology proficiency, experience in cloud serv ...

    Product Engineer: AI Driven Travel Platform

    A leading European Travel-Tech company in Madrid is seeking a Software Engineer to create innovative solutions enhancing the traveller's journey. The ideal candidate will collaborate closely with teams, take ownership of their projects, and have solid programming experience in JVM languages. This role emphasizes ...

    Product Operations Engineer AI Platform & Deployments

    A high-growth AI startup in Cataluña is seeking a Product Operations Engineer. You will act as the operational backbone of the product team, coordinating between Engineering, Deployments, and GTM. This role demands technical literacy, strong analytical abilities, and outstanding communication skills. With compen ...

    AI Solutions Engineer — Build Intelligent Automation

    AION Solutions is hiring an AI Solutions Engineer in Barcelona to transform business challenges into functional AI systems. This role involves direct collaboration with the founding team to design and implement solutions across various client platforms. Key responsibilities include building automation ...

    Remote GTM Systems Engineer: Automations & AI

    Fynity is seeking a GTM Systems Engineer in Spain who will take charge of enhancing commercial systems. You'll collaborate closely with Revenue Operations to improve CRM adoption and build out functionality for the revenue engine. Ideal candidates will have substantial experience in CRM platforms, comp ...

    Golang Data & AI Platform Engineer (Santander)

    We are looking for a Data & AI Platform Engineer to join a growing team building a next-generation sovereign cloud platform focused on data and AI services. This role is idóneo for someone who enjoys working at the intersection of software engineering, Kubernetes, cloud services, and data platforms, ...

    Golang Data & Ai Platform Engineer (Madrid)

    We are looking for a Data & AI Platform Engineer to join a growing team building a next‑generation sovereign cloud platform focused on data and AI services. This role is ideal for someone who enjoys working at the intersection of software engineering, Kubernetes, cloud services, and data platforms, ...

    Conversational AI Operations Engineer 100% Remoto

    Capitole is one of the best IT consulting companies and the place you want to be. Why? People in the center. We believe in a different model, more human, with the employee in the center of our company Interesting projects. Cutting-edge technologies. Agile methologies Happiness and low tu ...

    Automation Engineer: AI‑Driven Workflow Optimizer

    Scan-IT in Barcelona is seeking an Automation Engineer to design and build automation solutions that enhance efficiency across business processes. You will collaborate with stakeholders to implement workflows that reduce manual efforts. The ideal candidate holds a Bachelor’s degree in a related field a ...

    Hybrid AI Agentic Full Stack Engineer

    Kyndryl is looking for a Full Stack Developer to join its AI Innovation Hub in Barcelona. The role involves building and maintaining advanced web applications and services for AI solutions. Candidates should have 3+ years of software engineering experience, proficiency in Java and Python, and familiarity with ...

    Unity AI & Automation Engineer (LiveOps, Backend)

    A leader in gaming technology, located in Barcelona, is looking for an Automation and AI Engineer to join their innovative team. You will develop tools that integrate AI and improve game development processes. The ideal candidate has extensive experience in full stack development, specifically with Unity (C#), a ...

    GTM Engineer — AI Driven Growth & Automation

    Bridged - Event Growth Platform is seeking a Growth Engineer to develop and implement AI-driven workflows that enhance sales and marketing processes. The ideal candidate should have a solid background in Growth Engineering or Revenue Operations and experience in sales automation. This role focuses on b ...

    AI Enablement Engineer for Mobile Apps

    As leading European customer experience and digital transformation services group, SQLI empowers international brands to generate value through digital innovation. We craft engaging experiences by combining cutting‑edge technology, proven methodologies, and deep technological expertise. AI is embedded as a ...

    GTM Automation Engineer Clay, Data & AI

    Nexthink SA is seeking a GTM Engineer to design and optimize automated go-to-market systems. You will work with Sales and Marketing, leveraging data and automation to drive growth. The role includes responsibilities such as managing workflows in Clay, integrating data between systems, and optimizing GTM proce ...

    Platform Engineer – Agentic AI & Harness Engineering

    Who We AreAt Kyndryl, we run and reimagine the mission-critical technology systems that drive advantage for the world’s leading businesses. We are at the heart of progress; with proven expertise and a continuous flow of AI-powered insight, enabling smarter decisions, faster innovation, and a lasting competitive ...

    Senior Generative AI Engineer — Growth & Impact

    Ayesa Digital en Monterroso busca un/a Ingeniero/a Senior en Inteligencia Artificial Generativa. Este rol implica el desarrollo de soluciones innovadoras utilizando Python y colaborando en proyectos de alto impacto tecnológico. Se valorará experiencia en LLMs, frameworks como LangChain y conocimiento d ...

    ML Engineer — AI Solutions & MLOps (Cloud)

    NTT DATA Europe & Latam busca un profesional especializado en Inteligencia Artificial y Machine Learning para unirse a su equipo de Digital Technology. Ofrecemos un contrato indefinido y la oportunidad de trabajar en proyectos innovadores para clientes de primer nivel en toda Europa, en un entorno híbrido. </ ...

    AI Driven Full Stack Engineer (Barcelona)

    Leadtech is seeking a Full-Stack Developer based in Madrid to enhance our AI technology stack and create user-friendly applications. This role is crucial for developing both front-end and back-end features while integrating advanced AI technologies. The ideal candidate should possess extensive knowledg ...

    🚀 Boost Your Hiring Chances with Our AI-Powered Tool-Kit

    Stand out from thousands of applicants. Use our proven career tools to optimize your applications and land your dream job faster.

    To-Do Planner

    Organize your job search and personal tasks. All data is confidential.

    Open Planner →

    Wellbeing Center

    Access your confidential wellness report and resources to manage job search stress.

    Check Wellbeing →

    Skill Coach

    Plan your skill development with O*NET support to stay competitive in your field.

    Start Coaching →

    Outfit Helper

    Get AI-powered suggestions on what to wear for your next interview.

    Find Outfit →

    Income Tax Calculator

    Plan your finances with our calculator, updated for 2025 tax regulations.

    Calculate Tax →

    Salary Benchmark

    Get accurate, AI-supported salary trends to know your worth and negotiate better.

    Check Salaries →

    Interview Practice

    Practice for any interview with AI-enabled Q&A sessions. All data is private.

    Start Practicing →

    Interview Predictor

    Use our AI-supported tool to predict potential interview questions based on your resume.

    Predict Questions →

    Interview Practice Timer

    Use our mock interview trainer to perfect your answers under timed conditions.

    Start Timer →

    Behavioral Mastery

    Ace tricky behavioral interviews with our AI-powered practice module.

    Master Answers →

    Question Journal

    Confidentially record interview questions you were asked for future reference.

    Open Journal →

    Interview Ace

    A comprehensive tool to help you master every aspect of your interviews.

    Become an Ace →

    Q&A Logs

    Confidentially track your answers to common questions and refine them over time.

    View Logs →

    Application Planner

    Schedule and organize your job applications in one confidential planner.

    Open Planner →

    Cover Letter Tool

    Create perfect, tailored cover letters for each application with AI support.

    Generate Letter →

    Resume Score

    Get instant feedback on your resume with our NLP-supported analysis tool.

    Check My Score →

    ATS Score

    Check your resume's compatibility with Applicant Tracking Systems (ATS).

    Check ATS Score →

    Application Analyzer

    Use AI to analyze job descriptions and optimize your application materials.

    Analyze Application →

    Career Visualizer

    Confidentially plan and visualize your long-term career path and goals.

    Visualize My Career →

    Offer Genius

    Get intelligent insights and strategies to confidently negotiate job offers.

    Negotiate Offers →

    JobFlow

    Track your entire job search progress from application to offer with this intelligent tool.

    Track My Flow →

    JobSense

    Our intelligent matching engine that provides smart job recommendations.

    Get Smart Matches →

    Networking Toolkit

    Tools to build and manage your professional connections. All data is confidential.

    Build Network →

    Professional CV

    A classic, O*NET supported template for corporate and professional roles.

    Use This Template →

    Executive CV

    A premium, O*NET supported template designed for senior and C-level positions.

    Use This Template →

    Modern CV

    A fresh, stylish, O*NET supported template perfect for tech and modern industries.

    Use This Template →

    Creative CV

    A visually distinct, O*NET supported template for design and artistic roles.

    Use This Template →

    Minimalist CV

    A clean, simple, O*NET supported template that focuses purely on content.

    Use This Template →

    Europass CV

    The standard European Union recommended format for wide compatibility.

    Use This Template →

    Student CV

    An institution-recommended template perfect for internships and first jobs.

    Use This Template →

    Graduate CV

    An institution-recommended template for recent graduates entering the workforce.

    Use This Template →

    Academic CV

    The researcher-recommended format for roles in academia and research.

    Use This Template →

    Developer/IT CV

    A tech-savvy recommended template to highlight your technical skills.

    Use This Template →

    Skilled Worker CV

    A trades-recommended template to showcase hands-on skills and experience.

    Use This Template →

    Monochrome CV

    A sleek, black-and-white, O*NET supported template for a professional look.

    Use This Template →

    Art CV

    An artist-recommended template that allows your creativity to shine.

    Use This Template →

    Harvard CV

    A researcher-recommended template based on the classic Harvard format.

    Use This Template →

    Volunteer Research

    Help us improve our platform by joining our community research program.

    Join Research →

    Review Us

    Share your experience with our tools to help other job seekers.

    Share Experience →

    Register

    Create your free account to save jobs, build your profile, and track applications.

    Create Account →

    Login

    Access your dashboard, manage applications, and continue your job search.

    Access Your Account →

    Profile Builder

    Create a comprehensive professional profile that attracts recruiters and showcases your skills.

    Build Your Profile →

    View Profile

    See your public profile exactly as employers will see it. Make sure it's perfect.

    Preview Profile →

    Bookmarked Jobs

    Keep track of all your saved job opportunities in one organized place.

    View Saved Jobs →

    Your Reviews

    View and manage all the company reviews you've submitted.

    See Your Reviews →

    Following

    Manage the list of companies you follow to stay updated on their new openings.

    Manage Following →

    Find Companies

    Discover and research top employers in your country and industry.

    Discover Employers →

    Standalone CV Builder

    Use our O*NET supported CV builder to create a professional resume from scratch.

    Build Your CV →

    PDF to DOC (Beta)

    Convert your PDF resumes or documents into editable Word (DOC) format.

    Convert PDF →

    DOC to PDF (Beta)

    Create universally compatible PDF documents from your Word (DOC) files.

    Create PDF →

    General FAQ

    Find answers to common questions about our job site and platform.

    Read FAQ →

    Job Seekers FAQ

    Get help and find answers to questions specifically for job seekers.

    Get Help →

    Job Matching

    Learn about the technology and algorithms behind how we match you to jobs.

    Learn How →

    Personalized Matching

    Discover how we use your profile and activity to provide customized job suggestions.

    Learn More →

    Quick Apply

    Understand our fast application process and how to make the most of it.

    Learn More →

    Alert Frequency

    Learn how to manage your job alert settings so you get the updates you want.

    Manage Settings →

    Job Alerts Guide

    A complete guide to understanding how job alerts work and how to use them effectively.

    Read Guide →

    Resume Matching

    Learn how our system matches your resume to job requirements.

    Learn More →

    Ethical Branding

    Read our guide to building a professional and ethical personal brand.

    Read Guide →

    Candidate Visibility

    Learn how to increase your visibility to recruiters on our platform.

    Increase Visibility →

    Verified Badge

    Find out how you can get a verified badge to build trust with employers.

    Get Verified →

    AI ATS Technology

    Learn about the advanced AI and ATS technology that powers our platform.

    Learn More →

    ATS Ranking

    Understand how Applicant Tracking Systems rank you as an applicant.

    Learn More →

    Semantic Matching

    Learn how our AI-powered semantic matching goes beyond keywords.

    Learn More →

    💡 Tools that really enhance your application chances and career growth.

    Go to Your Dashboard →

      Buffering Video...

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