940,255+ Ai Driven Full Stack Engineer Java Python Santander 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

Secure AI Platform Engineer — MLOps (Kubernetes/GPU)

Airbus is seeking an AI Platform Engineer to build and scale computing infrastructure in high-security environments in Torrejón de Ardoz. The ideal candidate will manage Kubernetes platforms, automate infrastructure, and ensure system security. Qualified individuals will have a strong background in Dev ...

Senior Software Engineer — AI Tools & Kernel Optimization

Ic Resources is seeking experienced Senior Software Engineers to join their R+D Centre in Barcelona. The role involves the development of advanced tools and frameworks designed for deploying AI applications. Candidates must have a technical educational background with several years of experience in emb ...

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 ...

AI Engineer GenAI & Multi Agent Solutions (Hybrid)

Allianz is seeking an AI Engineer (m/f/d) in Barcelona to lead groundbreaking AI projects within the Data Analytics Solutions team. You will collaborate with international teams to design, build, and optimize AI systems that deliver business outcomes. The ideal candidate has 3–5 years of experience in ...

Senior AI Engineer LLM Orchestration & Data Pipelines

Wizeline in Barcelona, Spain is seeking a Machine Learning Engineer to collaborate with data scientists and engineers on AI workflows. Ideal candidates should have experience in deploying LLMs and excellent programming skills. The role offers a high-impact environment and commitment to professional dev ...

Senior Software Engineer AI Shopping, Remote, Equity

Joko is seeking a Software Engineer to tackle cutting-edge challenges and create innovative solutions in its engineering teams. This remote-friendly position allows collaboration with the Product team to innovate user-facing products. You will contribute to impactful projects with the flexibility to work from ...

Senior AI SaaS Engineer — Remote, High Impact

Process Street is hiring a Senior Software Engineer for a remote role to help evolve our platform into an AI-native product. In this position, you'll architect backend systems, design scalable APIs, and lead feature development from ideation to production while leveraging AI coding tools like Claude Code and ...

Senior Node.js Engineer AI Microservices, Flexible Hours

Cactus, based in Seville, is seeking a Senior Node.js Software Engineer with a strong AI mindset. This role involves designing and maintaining Node.js microservices, contributing to architecture decisions, and evolving data models with MongoDB and MySQL. Ideal candidates will have 4+ years of software ...

AI First GenAI Engineer (.NET/Azure) Remote

Role Description We are looking for the very Top Talent…and we would be delighted if you were to join our team! UST is a multinational company based in North America, certified as a Top Employer and Great Place to Work company with over 35,000 employees all over the world and presence in more tha ...

Senior LLM Engineer: AI Systems & Model Optimization

European Tech Recruit is seeking a Mid/Senior LLM Engineer to join their growing AI team in Barcelona. You will design and optimize methods for LLMs, fine-tune models for performance, and mentor junior engineers. The ideal candidate should have 2+ years of hands-on experience with Transformer models, a Master's ...

GenAI Engineer Internship: AI Use Case & Prototyping

Airbus Defence and Space is offering an internship as an Agentic AI & Use Case Management Intern, starting on 5th October 2026. This role is aimed at recent graduates from engineering or data science fields looking to innovate in the aeronautical sector. Responsibilities include strategic analysis and technical ...

AI First .NET GenAI Engineer on Azure

UST is seeking a consultant in Madrid, Spain, with a passion for AI to lead initiatives in software delivery. You will challenge traditional methods and promote modern AI-enabled practices. Candidates must have over 8 years of experience in .NET development, advanced C# skills, and familiarity with Microsoft Azu ...

Remote Backend Engineer for AI Powered Analytics

Marfeel is looking for a Backend Engineer to join their team in Barcelona. You will design and maintain backend services, utilizing Node.js and various databases while ensuring high performance and scalability of applications. The ideal candidate will have over 5 years of experience with a solid understanding of ...

Intern, Application Support Engineer I – AI & Tooling

Flywire is seeking fourth-year students for an internship in Valencia, aiming to support the Application Support team. Interns will engage with real production issues, work on tooling for automation, and participate in projects that improve operational efficiency. The role requires fluency in Spanish and a stron ...

Backend ERP Engineer: Data Migration & AI Integrations

IONOS is looking for a technical ERP developer to lead the migration from Infor to SAP. The ideal candidate will have 2–3 years of experience in ERP development, solid programming skills in ABAP, Java, .NET or SQL, and must be fluent in English. This position offers true autonomy in a hybrid work environment acr ...

Applied AI Engineer — Space & EO (Earth Observation)

Open Cosmos is seeking an Applied AI Engineer: Space & EO to join their Data team in Barcelona. You will be responsible for designing AI-powered applications using Earth Observation data, developing computer vision models, and integrating AI capabilities into the DataCosmos platform. The ideal candidate will hav ...

Senior Cloud Engineer, VMS Integrations & AI (Remote)

Milestone Systems is looking for a Software Engineer in Madrid to lead integration development for VLM-as-a-service platform and Milestone XProtect. The ideal candidate will have strong proficiency in .NET and Python, with 6+ years of experience, and a background in delivering production software end-to-end. Thi ...

AI Engineer Cloud native GenAI & Scalable Solutions

SDG Group España busca un ingeniero de Inteligencia Artificial para trabajar en Barcelona. El rol implica desarrollar soluciones de IA avanzadas, colaborar en proyectos de innovación y usar tecnologías en la nube como AWS y Azure. Se requiere titulación técnica y más de 4 años de experiencia en el área. Se valor ...

Senior AI/ML Infra DevOps Engineer – Hybrid

Tripledot Studios Limited in Barcelona is seeking a seasoned DevOps Engineer to enhance AI/ML infrastructure. As part of a dynamic team, you'll improve a scalable data platform, support operations with open-source AI models, and implement CI/CD practices. The ideal candidate possesses over 5 years of relevant ex ...

Speech AI Research Engineer — Deep Learning Models

El Barcelona Supercomputing Center-Centro Nacional de Supercomputació (BSC-CNS) cerca un Enginyer de Recerca per al desenvolupament de models d'aprenentatge profund per al discurs. Aquesta posició és laboral temporal fins al 15 de juny de 2026. Es requereix un grau universitari i un màster en Ciències de la Comp ...

Backend Engineer — APIs, Cloud & AI Audio Platform

Speechify is seeking a backend developer to join their team in Medellín, Spain. The role involves designing and maintaining APIs, overseeing backend architecture, and collaborating on B2B solutions. Ideal candidates have proven experience with TS/Node, cloud platforms like GCP, and ideally Docker and Kubernetes ...

Senior Backend Engineer: AI Ready Platform & Cloud

Tamarind Intelligence in Barcelona is seeking a Backend Engineer who will architect and implement high-performance backend services using Java and Spring Boot. The role involves optimizing relational data models and deploying solutions in Dockerized environments on AWS, ensuring system resiliency. The ...

Forward Deployed AI Engineer — Conversational CX Leader

Google is seeking a Forward Deployed Engineer in Madrid to drive customer AI initiatives, creating production-ready solutions. This role requires strong software engineering skills and experience in AI systems, including multi-agent frameworks. You will transition prototypes to scalable solutions and s ...

Remote AI Backend Engineer – LLM Agents & APIs

Publicis Groupe España is seeking an AI Developer in Madrid, Spain, to design and develop backend architecture for conversational agents and LLM-based systems. The ideal candidate will have strong expertise in Python and FastAPI, integrating AI models in production environments, and working with Docker and cloud ...

Salesforce Solutions Engineer for AI Automation (Remote)

Kuik! Software, IT & IA busca un/a Salesforce Solutions Engineer en Rentería, España. El candidato ideal tiene experiencia real con Salesforce, construyendo soluciones e integrando sistemas complejos. Se espera que diseñe automatizaciones y workflows escalables, participe en definiciones técnicas con los cliente ...

Senior Laser Welding Engineer — Global Plant & AI

Adient is seeking a Senior Welding Specialist for Advanced Manufacturing Engineering, based in Madrid, Spain. This role focuses on providing global plant support for laser welding, standardization, and innovation in welding solutions integrating AI technology. Candidates should have at least 10 years of experien ...

Threat Intelligence AI Engineer II: LLMs & Agents

Google Inc. is seeking candidates in Andalucía, Spain. The role involves designing and implementing AI-driven solutions and developing autonomous agents using Large Language Models (LLMs). Candidates should have a Bachelor's degree and practical experience with data structures, algorithms, and ML concepts. Respo ...

Senior Applied AI Engineer — LLM Product & Production

Axiomatic_AI is looking for a Senior Applied AI Engineer in Barcelona, Spain. The successful candidate will partner with internal stakeholders to identify workflows where AI can make a significant impact. Responsibilities include designing LLM-powered product features and mentoring junior developers. Candidates ...

AI Engineer Cloud native GenAI & Scalable Solutions

SDG Group España busca un Ingeniero de Inteligencia Artificial en Madrid para desarrollar soluciones de IA desde su concepción hasta su producción. El candidato ideal debe tener al menos 4 años de experiencia, conocimiento en tecnologías avanzadas como Python y TensorFlow, y habilidades de comunicación en españo ...

Senior Software Engineer AI Fintech foundation (Spain)

About the Team Hopper’s Fintech Foundation team sits at the centre of the company’s mission: reshaping how more than 100 million monthly active users experience travel. It owns the pricing engine that balances customer demand against financial risk across dozens of partners—including Capital One, ...

AI Platform DevOps Engineer — Kubernetes & Cloud Infra

Una consultora tecnológica busca un DevOps Engineer para proyectos en el sector farmacéutico. El candidato ideal tendrá dominio de Kubernetes, sólida experiencia en AWS y conocimientos de Azure. Las responsabilidades incluyen gestionar clústeres de Kubernetes y asegurar la alta disponibilidad de los servicios. D ...

GenAI Engineer: LLMs & AI Agents — Hybrid Madrid

Experis Manpower Group busca un/a GenAI Engineer para un importante proyecto en Madrid, donde se diseñarán y desarrollarán soluciones basadas en IA Generativa. El puesto requiere experiencia en Python y en la gestión de proyectos de IA, con un enfoque híbrido que incluye presencialidad dos días a la semana. < ...

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 ...

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 ...

Senior ML Engineer: NLP & Scalable AI Systems

Una consultora tecnológica busca un Machine Learning Engineer en Barcelona. El candidato ideal tendrá 2-3 años de experiencia en Machine Learning y será capaz de diseñar sistemas escalables utilizando Python y AWS. Se espera que colabore en un entorno Agile y tenga un dominio avanzado del inglés. Ofrecemos horar ...

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 ...

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 ...

Hybrid Senior Solutions Engineer — Global Networking & AI

AXON Networks seeks a Senior Solutions Engineer to support product deployment and service releases. This role demands a high level of technical expertise in managing network solutions for customers. The candidate will analyze and implement system requirements, provide technical support, and lead deploy ...

Hyperautomation Engineer: End to End Automation & AI

Shipco Transport Inc. is seeking a Hyperautomation Engineer in Barcelona to design scalable automation solutions that streamline processes and eliminate manual effort. You will collaborate closely with business stakeholders and technical teams, utilizing RPA, APIs, and AI to improve business workflows. <p ...

Senior AI & Data Systems Engineer Remote & Flexible

Biome Makers, a leading AgTech company focused on restoring soil health, is hiring a Senior AI & Data Systems Engineer. You will design and implement AI/ML pipelines and manage data repositories to enhance agricultural practices. Candidates should have over 5 years of software engineering experience and fluen ...

Associate Applied AI Engineer (APAC) Orbit Program

We’re Celonis, the global leader in Process Intelligence technology and one of the world’s fastest-growing SaaS firms. We believe there is a massive opportunity to unlock productivity by placing AI, data and intelligence at the core of business processes - and for that, we need your help. Care to join us? ...

AI Software Engineer: Lead Autonomous Agent (Remote)

Clidrive en Monterroso, Galicia, busca un/a Desarrollador/a de software con experiencia en IA para liderar proyectos técnicos. El candidato ideal tiene más de 3 años en programación y experiencia en el uso de modelos de IA como LangGraph y herramientas de ETL. La posición ofrece un trabajo 100% remoto, ...

Senior AI Engineer — Remote, LLMs, APIs & Orchestration

Cavendish Professionals is seeking fully-remote Senior AI Engineers to engage in innovative projects. You will be responsible for designing and developing AI-powered applications, building backend services using Python and FastAPI, and collaborating with teams to create end-to-end solutions. The ideal ...

Generative AI Engineer: LLM & MLOps, Hybrid Role

Ntt Data Europe & Latam busca expertos en Inteligencia Artificial en Pontevedra. El puesto implica diseñar e implementar modelos de lenguaje natural y colaborar con equipos multidisciplinarios para optimizar soluciones basadas en IA. Los candidatos deben tener más de 2 años de experiencia en IA y estar ...

Hybrid AI Integration Engineer | MLOps for Enterprise

Ust is seeking an experienced AI Integration Engineer to join their team in Valencia, Spain. This hybrid role involves owning the engineering and integration of AI capabilities within enterprise platforms. The ideal candidate will have over four years of experience in software engineering or MLOps, foc ...

ML Engineer: AI Models, MLOps & Cloud Deployment

Ntt Data Europe & Latam busca un profesional especializado en IA para unirse a su equipo en La Coruña, Galicia. El candidato ideal tendrá más de 2 años de experiencia en Machine Learning, y será responsable de diseñar y entrenar modelos, además de implementar pipelines en entornos cloud. Se ofrecen un ...

🚀 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

    Ai Driven Full Stack Engineer Java Python Santander Jobs in Spain Job Search Guide, Trends and Insights