157,803+ Ai Driven Fullstack Engineer Java 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
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.

Reset

Create Job 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 ...

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 ...

Product Software Engineer (Backend AI Oriented)

En Docline hacemos la sanidad más accesible a través de la tecnología. Construimos la plataforma digital de salud y la red de médicos digitales que conecta a personas y organizaciones con atención médica de calidad, en cualquier lugar y en cualquier momento. Buscamos un Product Software Engi ...

Senior Software Engineer – AI & Precision Medicine

Tempus AI, Inc. in Barcelona is seeking a Senior Software Engineer I who is passionate about precision medicine and AI's impact on healthcare. The ideal candidate will have experience in both frontend and backend technologies, proficient in TypeScript and Python, and capable of navigating ambiguity to deliver ...

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 ...

Product Software Engineer (Backend AI Oriented)

En Docline hacemos la sanidad más accesible a través de la tecnología. Construimos la plataforma digital de salud y la red de médicos digitales que conecta a personas y organizaciones con atención médica de calidad, en cualquier lugar y en cualquier momento. Buscamos un Product Software Engi ...

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 ...

Senior AI Test Automation Engineer, Madrid

Senior AI Test Automation Engineer We are looking for a Senior AI Test Automation Engineer to lead and evolve the test automation strategy for an advanced AI MLOps platform. You will combine strong hands‑on expertise in Python‑based automation with the ability to design scalable frameworks and ens ...

Product Software Engineer (Backend AI Oriented)

En Docline hacemos la sanidad más accesible a través de la tecnología. Construimos la plataforma digital de salud y la red de médicos digitales que conecta a personas y organizaciones con atención médica de calidad, en cualquier lugar y en cualquier momento. Buscamos un Product Software Engi ...

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 ...

Applied AI Frontline Engineer Conversational Systems

Google Inc. is seeking a Forward Deployed Engineer (FDE) in Applied AI to transform conversational prototypes into production-ready solutions. This role will focus on leading technical delivery for AI pilots and establishing customer user journeys in Madrid, Spain. Candidates must have extensive software engi ...

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 ...

BlueCamp Internship Program: AI Engineer Intern

At IBM, work is more than a job – it’s a calling: To build. To design. To code. To consult. To think along with clients and sell. To make markets. To invent. To collaborate. Not just to do something better, but to attempt things you’ve never thought possible. Are you ready to lead in this new era of techno ...

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 ...

Software Engineer QuantumBlack, AI by McKinsey

Who You'll Work With Driving lasting impact and building long‑term capabilities with our clients is not easy work. You are the kind of person who thrives in a high performance/high reward culture – doing hard things, picking yourself up when you stumble, and having the resilience to try another w ...

Founding AI First Fintech Software Engineer

Talent-R is seeking experienced software engineers for a foundational role in Barcelona. You'll build financial infrastructure for AI agents, making critical decisions on architecture and product direction. Work closely with a solid team from top companies in a fast-paced environment. The ideal candida ...

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 ...

Production AI Engineer: Deploy & Deliver Impact

A leading AI solutions firm in Barcelona is seeking a hands-on AI Engineer focused on implementing production-ready AI systems. In this role, you will design and deploy AI solutions that deliver measurable business impact and work embedded within client organizations to drive AI-led change. The ideal candidate w ...

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 ...

Remote AI Engineer Python, LLMs & Cloud

SNI is seeking a skilled developer to design and support AI/ML solutions from Spain. The role involves developing Python applications and working with LLM architectures, ensuring application delivery with engineering teams. This position will support remote collaboration and includes potential extensio ...

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 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 ...

Agentic AI Engineer Remote in Spain

BMC Software, Inc. is looking for an Agentic AI Engineer to architect and deploy intelligent agents. This exciting role allows you to work on multi-step reasoning and production-scale AI systems to drive business impact. Located remotely in Spain, the ideal candidate should possess strong programming s ...

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 ...

Software Engineer AI Assisted Development (Córdoba)

Software Engineer - AI Assisted Development Project Summary We are looking for a Software Engineer to lead the adoption of AI‑assisted coding practices across the organization. This role combines hands‑on engineering, enablement, and governance—defining how AI is used in software developm ...

Software Engineer Ai Assisted Development (Murcia)

Project Summary We are looking for a Software Engineer to lead the adoption of AI‑assisted coding practices across the organization. This role combines hands‑on engineering, enablement, and governance—defining how AI is used in software development while actively supporting teams in building their ...

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, ...

Software Engineer (Python & Generative Ai) (Tarragona)

Estamos buscando un Software Engineer (Python + AI) para unirse a uno de los proyectos más innovadores dentro del ecosistema de IA conversacional. Lo que harás Diseñar y desarrollar agentes conversacionales con IA Generativa y arquitecturas multiagente. Desarrollar el backend ...

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 ...

Software Engineer (Python & Generative Ai) (Barcelona)

Estamos buscando un Software Engineer (Python + AI) para unirse a uno de los proyectos más innovadores dentro del ecosistema de IA conversacional. Formarás parte del equipo responsable de evolucionar un asistente conversacional basado en arquitecturas Agentic AI que da servicio a millones de cliente ...

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 ...

🚀 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

    Buffering Video...

    Ai Driven Fullstack Engineer Java React Jobs in Spain Job Search Guide, Trends and Insights