157,822+ Ai Driven Fullstack Engineer Java React Jobs in Spain — Top Companies Hiring June 2026

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AI DevOps Engineer — Hybrid/Remote (3 days/week)

Ambit Iberia is looking for an AI DevOps Engineer in Sant Cugat del Vallès, Spain, to lead the transformation of software management through intelligent automation. The role involves developing automation solutions, designing scalable frameworks, and optimizing CI/CD pipelines. The ideal candidate shou ...

Senior DevOps Engineer: Cloud Native Infra & AI Tools

Join NTT DATA Europe & Latam as a Senior DevOps Engineer in Barcelona, where you will work on cloud-native architectures and contribute to reliable software delivery. Your role involves designing infrastructure with Terraform, managing CI/CD pipelines in GitLab, and collaborating with international tea ...

Senior Workplace Engineer focus Workplace AI and Data

Senior Workplace Engineer - focus Workplace AI and Data Are you passionate about shaping the future of work through cutting‑edge AI and digital workplace technologies? Do you thrive at the intersection of innovation, data, and people? If so, this is your opportunity to make a real impact at one of ...

Senior ML Engineer AI Problem Design (Part Time)

Mindrift is seeking experienced machine learning specialists for project-based AI opportunities in Barcelona, Spain. This role involves designing computational problems that require creative and analytical skills, particularly using Python programming. The ideal candidate will have a strong portfolio i ...

Senior Data Science Engineer Python, SQL & AI Projects

Mindrift is looking for experienced data science professionals in Barcelona to join project-based AI opportunities. Candidates should have over 5 years of experience and a strong portfolio demonstrating significant business impact. The role involves designing complex data science problems, utilizing Py ...

Lead AI Platform Engineer — Scale ML in Production

AstraZeneca is seeking a skilled professional to join the Enterprise AI Platforms and Operations Team in Barcelona. This role focuses on building and managing platforms that incorporate AI innovations throughout the company’s value chain. The ideal candidate should possess a degree in Computer Science ...

Lead Android Engineer: AI, 2D/3D Graphics & VR

Planner 5D in Valencia is seeking a Lead Android Developer to influence product development and enhance our innovative platform. You will work on key features like AI design tools and graphic solutions within a collaborative environment. The ideal candidate should have over 7 years of Android experienc ...

LLM & AI Engineer — Quantum Inspired DL & RAG (Madrid)

Multiverse Computing is seeking a Machine Learning Engineer to work with leading experts in AI. This role involves developing and optimizing Large Language Models using innovative quantum technologies, addressing real-world problems across various domains. The idóneo candidate holds a Bachelo ...

Senior ML Engineer — Supply Chain AI & Optimization (Hybrid)

JobFluent busca un Senior Machine Learning Engineer para unirse a Valerdat en Barcelona. El candidato ideal debe tener más de 4 años de experiencia y será responsable de diseñar y desarrollar modelos predictivos y soluciones avanzadas de analítica. La posición ofrece un modelo híbrido de trabajo, con p ...

GCP Cloud AI Engineer – Production LLM & Agent Apps

Publicis Groupe Holdings B.V is seeking a Cloud AI Developer in Madrid, Spain, to design, build, and deploy production-ready AI solutions using Google Cloud Platform. This role involves collaborating with Google teams and focuses on building AI services that are reliable and scalable. The ideal candidate should ...

Real Time AI Engineer: Agentic Systems & Streaming Data

A real-time data technology company based in Madrid is seeking an AI Engineer to join their team. The role involves designing and deploying scalable AI solutions utilizing streaming data from Apache Kafka, focusing on agentic AI systems. Candidates should have a strong background in Python and machine learning, ...

Staff ML Engineer: Lead Architecture & Mentorship in AI

Visium SA in Barcelona is seeking a Staff Machine Learning Engineer to lead technically complex projects from design to deployment. You will mentor junior engineers, ensure architectural excellence, and partner with clients to deliver business outcomes. Candidates should have 6-8 years of experience in machine l ...

Senior AI Engineer: Databricks & MLOps Lead (Remote Spain)

A leading Data Engineering company in Spain is seeking a Senior AI Engineer to drive AI solutions for EMEA and US clients. As the first team member in Spain, you will lead technical projects, interface with customers, and contribute to establishing local presence. This hybrid role offers flexibility and signific ...

Python & Kubernetes Data Engineer — AI/ML & Analytics (Remote)

A leading open source software provider is seeking Python and Kubernetes Specialist Engineers to develop data analytics and MLOps solutions. The role involves collaboration across teams, debugging, and working with both cloud solutions and Kubernetes. Candidates should have strong Python experience, an undergrad ...

Python API Engineer for AI Agents & LLM Integrations

A pioneering Healthtech company in Barcelona is seeking a talented Python Software Developer to join their innovative team. The role involves building scalable APIs, integrating AI systems, and managing database schemas. Ideal candidates will have proven experience with Python and LLM frameworks, along with a so ...

AI Agent & MCP Engineer – Hybrid in Málaga (Relocation)

A global consulting leader is seeking an AI Integrations Engineer to design and manage AI agents and Model Context Protocol servers. This hybrid position in Málaga requires a minimum of 5 years in software engineering or DevOps, with a focus on AI systems. You'll collaborate in a dynamic environment and receive ...

Senior AI Full Stack Engineer: Production ML Systems

A leading recruitment agency is looking for a Senior Consultant specializing in AI, Semiconductor, and Embedded Systems in Madrid. The role involves taking ownership of AI solutions from concept to production, building intelligent systems, and collaborating across teams to deliver robust AI solutions. Ideal cand ...

Senior ML Engineer AI First SaaS Platform (Hybrid)

Una empresa tecnológica en Barcelona busca un/a ML Engineer para liderar la arquitectura de su plataforma SaaS basada en Inteligencia Artificial. El candidato ideal tiene experiencia en desarrollo backend con Python y Django, y en la integración de modelos de IA. Se ofrece contrato indefinido, salario competitiv ...

PCIe Engineer – AI Chip Infra, Relocation to Barcelona

A leading technology firm based in Barcelona is seeking an experienced PCIe Engineer to work on next-generation high-performance AI processors. You'll define architecture and implement PCIe solutions in a collaborative R&D environment. With 4+ years of experience and strong RTL design skills, this opportunity of ...

Graduate Data Engineer – AI Powered Pipelines (6 Months)

A leading travel subscription platform in Barcelona is seeking a STEM Graduate to join their Performance Marketing Technology Team. This role involves supporting data engineers, maintaining data infrastructure, and working with automation tools. Ideal candidates should possess a degree in a scientific field, a s ...

Lead Design System Engineer — Kaizen, AI ready UI

bsport in Castelldefels is looking for a Senior Design System Engineer to lead the architecture and strategy of their design systems. In this role, you will drive the evolution of Kaizen, ensure accessibility improvements, and collaborate closely with design teams for high impact. The ideal candidate has over 4 ...

Databricks Data Engineer Grow in Data & AI (Remote)

SDG Group España busca un Data Engineer con más de 4 años de experiencia en entornos Big Data. Serás responsable de desarrollar pipelines de datos utilizando tecnologías como Python y PySpark, y colaborarás en el diseño de arquitecturas de datos. Ofrecemos un entorno colaborativo y oportunidades de cre ...

ML Engineer, Earth Sciences Climate AI, Flexible Hours

The Barcelona Supercomputing Center (BSC) seeks a Machine Learning Engineer for its AI Factory within the Earth Sciences Department. The position involves supporting AI software, designing machine learning pipelines, and collaborating on projects. This full-time role offers a stimulating environment, f ...

Junior Product Engineer Real Time AI for Healthcare

Useprosper is seeking a Product Engineer in Barcelona to design and build innovative AI Phone Agents for healthcare. This full-time role requires experience in product development and a solid understanding of technologies like FastAPI and PostgreSQL. The ideal candidate has a passion for product owners ...

CRM Integration Engineer Flexible Hours, Hybrid, AI Ready

Zenzorrito Tecnologías SL, part of Badger Maps Inc., is seeking a CRM Integration Engineer in Granada. In this role, you will design and build integrations with various CRM platforms, ensuring reliability and scalability. You will collaborate closely with product and engineering teams, determining inte ...

Senior Backend Engineer for AI Ready Cloud Platforms

SEPTEO is seeking a skilled Backend Developer to design and implement high-performance backend services for the hospitality industry. You'll engage in architectural decisions and work with cross-functional teams to drive platform evolution. We value your expertise in Java, Spring Boot, and cloud-native ...

Senior AI Native Full Stack Engineer (Remote/Barcelona)

Nerdleveltech is hiring a Full-Stack Developer in Barcelona, crucial for building and scaling AI-driven platforms. You will be part of a modern tech team working on exciting projects. The ideal candidate has strong skills in TypeScript and Python, with experience in API integrations and database manage ...

GenAI Full Stack Engineer — Production Ready AI Applications

Cavendish Professionals is looking for a GenAI Engineer based in Barcelona, Cataluña. The ideal candidate will be skilled in building scalable systems using Python and GenAI, while enjoying a modular service-oriented environment. Key requirements include over 5 years of experience, Full Stack capabilit ...

Generative AI Engineer | Hybrid (Remote 2d/wk) & Growth

CORUS Consulting busca un/a Ingeniero/a de IA Generativa en Madrid para trabajar en proyectos del sector asegurador. Se requiere experiencia de al menos 6 años en ingeniería de software con foco en IA Generativa y habilidades en diseño de soluciones innovadoras. Ofrecemos un entorno de trabajo dinámico ...

Software Engineer | AI x Fintech | Founding Engineering Team

About the opportunity This is not a typical engineering hire. This is a founding seat inside the Barcelona office of a fast growing, well-funded company building the financial infrastructure layer for AI agents. You will work alongside an experienced founding team with strong backing, hig ...

Data Architect & Engineer: AI Ready Data Platforms (Hybrid)

Symrise AG in Barcelona is looking for a Data Architect & Engineer to lead the company's data strategy and digital transformation. This role involves designing data solutions and collaborating with various business and technology teams. The ideal candidate will have expertise in data architecture, mode ...

Barcelona Onsite Software Engineer Python/C++ & AI Tools

Qorvo (Nasdaq: QRVO) supplies innovative semiconductor solutions that make a better world possible. We combine product and technology leadership, systems‑level expertise and global manufacturing scale to quickly solve our customers' most complex technical challenges. Join Qorvo’s R&D software team ...

Senior Software Engineer | Remote | AI SaaS Software Role

Senior Software Engineer | Remote | AI SaaS Software Role Remote | UTC-6 to UTC+2 Who we are: Process Street is an AI software and compliance operations platform startup from San Francisco. We help our customers build, document, automate, and track recurring workflows. Our platf ...

Liquid Cooling Systems Engineer for AI Data Centers

Vertiv Co in Madrid seeks a Thermal Team Member to enhance maintenance services for cooling applications in high-computing environments. You will collaborate with various teams to implement innovative solutions and improve service delivery. The ideal candidate has a degree in engineering and over 3 years of r ...

Associate AI Value Engineer — Global, Travel to Japan

Process Analytics Factory - PAFnow by Celonis is seeking an Associate AI Applied Engineer in Madrid to support our clients in Japan. This role involves collaborating with customers to determine how our Celonis Process Intelligence can help achieve their business objectives. Ideal candidates will have a ...

Senior Full Stack AI Engineer: Production ML & MLOps

A leading multinational organization in Málaga is seeking a Full Stack Applied AI Engineer to develop and maintain AI applications, optimize performance, and collaborate with cross-functional teams. Ideal candidates have a Bachelor's degree and 4+ years of experience in AI or ML engineering, with strong programm ...

AI Builder Engineer: Spanish Market & Real Agent Systems

Salesforce is seeking an AI Builder for the Spanish market in Madrid. This position involves developing AI agents and designing their intelligence to address real-world business challenges. Ideal candidates have a background in computer science, are fluent in Spanish and English, and possess skills in ...

Remote Senior Python Data Scraping Engineer AI Pilot

Mindrift is seeking a Senior Python Data Scraping Engineer to join their Tendem project. This part-time remote position involves managing specialized data scraping workflows and collaborating with Tendem Agents for quality control and accuracy. Candidates should have over 5 years of experience in web s ...

Senior AI Solutions Engineer (Revenue & Go To Market)

Requirements A strong background in Software Engineering and Integration Engineering Hands-on experience experimenting with various AI tools and building out new, AI-driven workflows in production Proven business understanding and experience working in a business-facing ...

Senior / Mid LLM Engineer – Applied AI & Model Optimization

Senior / Mid LLM Engineer – Applied AI & Model Optimization (San Sebastián, Spain) Hybrid About the opportunity We are partnering with a fast-scaling deep-tech company operating at the intersection of advanced AI, large language models, and next-generation computational techniques. ...

Senior ML Platform & Ops Engineer: Scale AI Pipelines

A technology-driven learning platform is looking for a Senior ML Platform/Ops Engineer based in Barcelona, Spain. You will be responsible for building and maintaining ML pipelines, collaborating with ML Scientists and Data Engineers, and implementing observability for ML systems. The ideal candidate has over 5 y ...

Senior ML Engineer — Build AI that Scales Globally

A technology consulting firm in Barcelona seeks a Senior Machine Learning Engineer to work on applied research projects and help deploy machine learning solutions. The ideal candidate should have strong proficiency in Python, experience with ML frameworks, and the ability to communicate effectively with non-tech ...

Remote AI Infrastructure Engineer – GPU ML Ops (EMEA)

Pragmatike is looking for an AI Infrastructure Engineer to join a fast-growing startup in Madrid, fully remote. The role involves building production-grade model serving infrastructure for AI systems, focusing on efficient ML inference platforms. Candidates should have 4+ years of relevant experience, skills in ...

Senior Lead Software Engineer, AI & NLP (Hybrid, Barcelona)

Clarivate Analytics seeks a Senior Lead Software Engineer in Barcelona to join the Data Science and AI team. This role focuses on developing AI solutions with a strong emphasis on Python programming and cloud environments. With over 7 years of experience required, the ideal candidate will have expertis ...

Python AI Automation Engineer Hybrid CI/CD, Kubernetes

ERNI is seeking a professional for a role focused on building smart automation platforms. Your expertise in Python and CI/CD will be critical to design solutions under a Software-Defined model while working with cloud technologies such as Docker and Kubernetes. You will be responsible for improving sof ...

AI Research Engineer (PhD) Hybrid Remote, Flexible Perks

NeuralTrust, a Barcelona-based startup, is seeking an AI Research Engineer with a PhD to lead their product vision and work closely with enterprise clients. This role involves designing AI components, applying state-of-the-art research, and collaborating with product teams. Candidates should have stron ...

AI Engineer: Build Production LLM Apps (Hybrid, Barcelona)

A leading technology firm in Barcelona seeks AI engineers to design and implement AI-powered applications for clients. This role requires at least 2 years of engineering experience and proficiency in AI tools, LLMs, and software fundamentals. You will communicate technical concepts clearly and work directly with ...

Senior Full Stack Engineer – AI First, Barcelona (Hybrid)

A fast-growing SaaS startup in Barcelona is seeking a Full-Stack Developer (Backend-Leaning) to own backend architecture and contribute to frontend development. The ideal candidate has over 5 years of experience, strong proficiency in TypeScript/Node.js, React, and AWS, with responsibilities including API develo ...

Senior Data & AI Engineer (Full Stack DNA Specialist)

NTT Data somos todas las personas que la formamos. Un equipo de más de 139.000 profesionales, tan diverso cómo diversos son los 50 países en los que estamos presentes y los diferentes sectores en los que desarrollamos nuestra actividad; telecomunicaciones, entidades financieras, industria, utilities, energ ...

Remote Senior AI Full Stack Engineer: Angular + GenAI

Keyrus Portugal is looking for a Senior Full-Stack Engineer to develop and scale web applications using Angular, integrated with Python backends. This role emphasizes AI capabilities within enterprise-level applications and offers a hybrid work model with 90% remote work. Applicants should have strong ...

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