149,505+ Ai Driven Fullstack Engineer Java React Jobs in Spain — Top Companies Hiring June 2026

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AI Automation Engineer – Marketing Pipelines (Hybrid, Tenerife)

ORBIDI busca un AI Engineer en Santa Cruz de Tenerife para construir y mantener sistemas de AI que automaticen el marketing. Este rol es clave para materializar la visión AI-native de la compañía mediante la integración de LLMs y la optimización de workflows de producción. Se requiere más de 2 años de ...

Senior AppSec Engineer: Shift Left & AI Security

PayFit España is seeking a Senior Application Security Engineer in Barcelona to enhance software security practices. Join a collaborative team focused on integrating security throughout the software development lifecycle. Ideal candidates will have 5+ years in security, strong AWS cloud knowledge, and ...

Senior Imaging Software Engineer PET/SPECT & AI

A leading technology company in Valencia is seeking a Software Developer to join its development team. This role emphasizes PET and SPECT imaging modalities, requiring expertise in Java and C++, as well as experience in Postgres databases. The ideal candidate will have a Master's degree in a relevant field and a ...

Senior GenAI Platform Engineer: Accelerate & Standardize AI

A leading global provider of clinical research services in Spain is seeking a Senior Generative AI Engineer. In this role, you will design and architect the Orion GenAI Platform, implement strategies to accelerate GenAI product delivery, and enforce best practices across projects. Ideal candidates should have a ...

Automation Engineer – AI & RPA for Infra Security

A leading energy technology firm in Barcelona, Spain, is seeking an Automation Engineer to enhance security operations through automation. The ideal candidate will have a Bachelor's degree in Computer Science and at least 5 years of experience in network and infrastructure security. Responsibilities include desi ...

Staff Software Engineer Web Platform & AI Architect

A leading global media company in Barcelona is seeking a Staff Software Engineer to drive product innovation, enhance web and AI platforms, and ensure system scalability. The ideal candidate will have over 7 years of software engineering experience, including leadership roles. They should possess strong knowledg ...

Backend Python Engineer for AI Energy Platform

A leading energy technology startup in Barcelona is seeking a Mid-Level Python Developer to join their team focused on innovative AI Data Platforms for sustainability. Responsibilities include developing Python applications, creating APIs, and collaborating on continuous improvement. Candidates should have a rel ...

Lead Agentic AI Engineer — Multi Agent Orchestration

A leading AI company in Barcelona is looking for a Senior Engineering professional to design and build multi-agent systems and orchestration layers. This role involves implementing scalable backend services and mentoring other engineers while influencing the technical roadmap. Candidates should have production e ...

Quantum & AI Software Engineer — Hybrid, Flexible Hours

A leading quantum software company in Spain seeks a Software Engineer to join their expert team. The role entails collaborating with Fortune-500 clients and tackling complex industry challenges. Candidates should hold a relevant degree, excel in Python, and possess over 3 years of software engineering experience ...

LLM Engineer — Quantum AI & RAG Systems (Hybrid)

A leading quantum software firm in Spain is seeking a skilled Machine Learning Engineer experienced in Large Language Models. You will work with cutting-edge quantum and AI technologies to design and enhance models, contribute to innovative projects, and collaborate with experts. Candidates should have a strong ...

LLM Engineer — Quantum‑Inspired AI, Hybrid & Flexible

A leading deep-tech company in Spain is seeking a Machine Learning Engineer to work on language models leveraging quantum and AI technologies. Responsibilities include designing and optimizing models, developing applications, and collaborating with teams. Candidates should have a relevant degree and at least 2 y ...

Hybrid MLOps Engineer for LLM/Quantum AI

A leading quantum software firm located in Spain seeks an experienced MLOps Engineer to deploy cutting-edge ML models for Fortune Global 500 clients. The role involves designing and implementing ML pipelines, collaborating closely with a world-class team, and managing cloud infrastructure. Candidates should hold ...

Associate Applied AI Engineer (Japan) 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? ...

Senior Machine Learning Engineer – LLMs & Agentic AI

Overview Keysight is on the forefront of technology innovation, delivering breakthroughs and trusted insights in electronic design, simulation, prototyping, test, manufacturing, and optimization. Our ~15,000 employees create world-class solutions in communications, 5G, automotive, energy, quantum ...

Senior ML Engineer: LLMs & Agentic AI Pipelines

A technology innovation leader in Barcelona is seeking a skilled Machine Learning Engineer to develop and productize advanced AI pipelines. The role involves designing scalable architectures that integrate AI into software and hardware platforms. Candidates should hold a Master's or PhD in a related field and po ...

Senior Machine Learning Engineer – LLMs & Agentic AI

Overview Keysight is on the forefront of technology innovation, delivering breakthroughs and trusted insights in electronic design, simulation, prototyping, test, manufacturing, and optimization. Our ~15,000 employees create world‑class solutions in communications, 5G, automotive, energy, quantum ...

Senior Product Engineer: Enterprise AI & Data Semantics

An innovative tech startup in Barcelona seeks a talented product engineer to lead full-stack product development. This role involves owning feature lifecycles, collaborating with founders on user interface design, and transforming enterprise data into actionable insights. The ideal candidate will have a strong f ...

Computer Vision & AI Engineer Security Video Analytics

A private Applied Research Centre is seeking a Computer Vision and Artificial Intelligence Engineer in Donostia-San Sebastián. The role involves designing and developing deep learning algorithms for security video analytics and participating in cutting-edge research in computer vision. Candidates should hold a M ...

Computer Vision & AI Engineer Security Video Analytics

A private Applied Research Centre is seeking a Computer Vision and Artificial Intelligence Engineer in Donostia-San Sebastián. The role involves designing and developing deep learning algorithms for security video analytics and participating in cutting-edge research in computer vision. Candidates should hold a M ...

Research Engineer, Agentic AI for Multistep Coding

A technology company in Madrid seeks a Research Engineer to develop AI-powered coding agents. The role involves designing and implementing training pipelines for LLMs, collaborating with various teams, and improving model architectures. Ideal candidates will have hands-on experience with LLM training, expertise ...

Salesforce Service Cloud Engineer – Omnichannel & AI Ops

A leading European fashion company based in Málaga is seeking a skilled Salesforce Service Cloud Developer. The successful candidate will develop and optimize case management systems and enhance Salesforce solutions. Candidates must have hands-on experience with Salesforce Service Cloud, Apex, and Lightning Web ...

Senior LLM Engineer: Quantum AI & NLP Innovator

A dynamic technology firm in Spain is seeking a skilled LLM Engineer to leverage quantum and AI technologies in developing cutting-edge language models. The role involves designing and evaluating innovative techniques, collaborating with cross-functional teams, and maintaining documentation. Candidates should ha ...

MLOps Platform Engineer for Agentic AI Hybrid

A leading insurance group based in Madrid is looking for an MLOps/SRE specialist to build and productize AI capabilities. The role involves managing CI/CD standards and implementing monitoring systems while ensuring governance and security. Candidates should have hands-on experience with Databricks MLflow and pr ...

Senior AI Platform Engineer — Remote, Scalable Infra

Docplanner is looking for a skilled AI Platform Engineer based in Barcelona to enhance its technology infrastructure. You will design and manage AI platform architecture while working collaboratively with product teams to ensure high availability and scalability of services. Strong expertise in Kubernetes and ex ...

QA Automation Engineer — AI Enhanced Playwright Testing

Atradius is seeking a QA Automation Engineer in Madrid as part of their Digital Channels team. The role involves collaborating across teams to support automated testing in an Agile setup, ensuring software quality, and increasing automation effectiveness. Candidates should have a strong background in test automa ...

Airframe Design Engineer Intern — CATIA V5 & AI

A leading aerospace manufacturer is seeking a recent graduate for an internship as an Airframe Design Engineer in Albacete, Spain. This full-time position offers the opportunity to engage with real-life aeronautical challenges and contribute to innovative projects within a dynamic team. The internship is coupled ...

Mobile AI Engineer — Core Model to Production

LABHOUSE, a fast-growing startup in Barcelona, is searching for an AI Engineer to develop and optimize models for productivity apps. This role involves research, design, and training of models, focusing on high performance and accuracy. The ideal candidate has a degree in a technical field, strong Pyth ...

Senior Python Backend Engineer — AI Ready, Hybrid

Ernst & Young Advisory Services Sdn Bhd is seeking a Senior Python Software Engineer to join their team in Malaga, Spain. This hybrid role requires at least 3 years of backend development experience, particularly with Python and modern web applications, and a strong interest in integrating AI capabilities. </ ...

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

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

Senior AI & Data Engineer Industrial Energy, Hybrid

Camlin Group is seeking a Senior AI & Data Engineer in Cádiz, Spain, to design AI systems that drive measurable business impact. This hybrid role involves collaborating with experts to solve complex engineering challenges in operational environments. The successful candidate will have significant influ ...

Data Engineer — Cloud Data Pipelines & AI Readiness

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

Senior ML Engineer Generative AI & LLM Ops

Storyful is looking for a skilled Senior Machine Learning Engineer to join their AI Engineering Team in Barcelona. You will design, build, and maintain generative AI experiences that shape the future of news for millions of users. The ideal candidate will have a degree in a relevant field and over 4 ye ...

Remote Junior AI Solutions Engineer: Build Agents

Emais Servicios Integrales, empresa enfocada en soluciones de inteligencia artificial, busca un Junior AI Solutions Engineer. Este puesto es 100% remoto, ideal para aquellos que disfruten resolver retos tecnológicos y de negocio, y estén comprometidos con el crecimiento y evolución de productos innovadores. < ...

Associate AI Engineer — Orbit Program (Benelux Travel)

EngineersOfAI is looking for an Associate Applied AI Engineer in Madrid to support customer engagements in the Benelux region. This role is part of the Value Engineering team. As an associate, you'll work on innovative AI solutions to help clients achieve their business objectives. The position emphasi ...

Associate Applied AI Engineer (Benelux) Orbit Program

Celonis is the global leader in Process Intelligence and the pioneer of Process Mining technology. As one of the world’s fastest-growing enterprise SaaS companies, we are changemakers pushing the boundaries of what’s possible. We invest heavily in advanced AI capabilities- specifically our Process Intellig ...

Senior AI Solutions Engineer for People & Talent

Job Details People & Talent Department Spain - Barcelona Full-Time/Hybrid What you will do You will join as a Senior AI Engineer for People & Talent , focused on transforming our internal operations. You will be at the forefront of using ...

Senior AI Engineer — People & Talent Automation Leader

Albert Invent is seeking a Senior AI Engineer for People & Talent in Barcelona. You will transform operations using AI, solving complex business issues and optimizing workflows. This role is key in designing integrated solutions impacting our operations across the employee lifecycle. You'll collaborate ...

Pioneering AI/ML Engineer (Founding) — Hybrid/Remote

PulseRise Technologies is seeking a Founding AI/ML Engineer to revolutionize the construction industry by developing production-grade AI systems. Focused on multimodal intelligence and workflow automation, this role involves working closely with founders to enhance automation with minimal human oversight. </p ...

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 ...

Staff Engineer — Performance, Reliability & AI Automation (Barcelona)

Overview Your role as a Staff Software Engineer on Factorial’s DX and Performance team focuses on performance, reliability, observability, load testing, and AI‑assisted engineering workflows across our product and infrastructure. Responsibilities Define and evolve SLIs and SLO ...

AI Quality & Context Engineer (Gobernanza de Código)

¿Te apasiona la arquitectura de software pero sientes que el futuro del desarrollo ya no pasa por picar líneas de código a mano? En OCA Global estamos construyendo el mañana de la ingeniería de software a través de un ecosistema Agent-First. No buscamos a alguien que programe de forma rutinaria, sino al <b ...

Remote Python AI Engineer RAG & LLMs Expert

INNOCV Solutions S.L.U. seeks a skilled professional to design and implement AI solutions that align with business needs. The ideal candidate will leverage advanced Python skills and proven experience with Hybrid AI architectures. This role involves developing data ingestion pipelines and optimizing AI ...

AI Enablement Engineer Remote & High Impact Productivity

Amaris Consulting in Barcelona seeks an AI Engineering Enablement Specialist to drive AI-assisted software engineering across digital platforms. You'll work closely with Engineering, QA, and DevOps teams to enhance productivity through AI tools. The ideal candidate should have a Bachelor's in Computer ...

Senior Platform Engineer — Cloud Native & AI Infra

BCNC GROUP busca un Senior Platform / DevOps Engineer en Gerona con experiencia en entornos cloud-native y despliegue de aplicaciones. Esta posición se integra en un proyecto estratégico vinculado al desarrollo de infraestructura para Inteligencia Artificial. Los candidatos ideales tendrán habilidades ...

Senior Data Engineer Databricks & AI/ML Platform

Zurich Insurance in Barcelona is looking for a Senior Data Engineer to lead the development of our Databricks-based data warehouse and advanced analytics platform. The role supports institutional clients with cutting-edge data solutions. The ideal candidate will have a relevant degree and at least 4 ye ...

Data & AI Presales Engineer ML & Cloud Solutions

Fujitsu busca un Data & Al Presales Engineer talentoso en Valencia, España. Este puesto es para quienes desean unirse a un equipo innovador en un proyecto emocionante. El candidato ideal debe tener un grado en áreas relacionadas, al menos 3 años de experiencia en consultoría de datos, y habilidades en ...

AI Engineer – GenAI, OpenAPI & Cloud for Insurance

Sopra Steria busca un/a Ingeniero de Inteligencia Artificial en Barcelona para unirse a un proyecto internacional en el sector asegurador. El candidato ideal debe tener experiencia en el desarrollo de soluciones basadas en IA y generación de modelos, además de habilidades sólidas en especificaciones y cloud. ...

ML/AI Platform Engineer — MLOps, Cloud & Edge

Siemens Energy in Barcelona is seeking a Software Engineer to join their Scalable Core team. In this role, you will design and develop advanced ML/AI platforms, ensuring seamless deployment across various environments. The ideal candidate will have a Master's degree in Computer Science or similar, over five year ...

ML Engineer Banking AI in Cloud & Production

VASS busca un Machine Learning Engineer para unirse a su equipo de Data & AI en Alcobendas, España. La persona seleccionada trabajará en proyectos innovadores en el sector bancario, utilizando herramientas avanzadas de analítica y AI. Se ofrece un entorno de trabajo híbrido y un enfoque en el crecimien ...

Senior QA Automation Engineer – Data & AI Projects

Aubay Spain busca un Senior QA Automation Engineer para un proyecto clave en el sector de seguros. El rol implica acelerar la calidad y velocidad de entrega de productos digitales estratégicos. Se requiere más de 5 años de experiencia en QA Automation y conocimientos en herramientas como Playwright y P ...

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