152,333+ Remote Fullstack Dev Python React Ai Jobs in Spain — Top Companies Hiring June 2026

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Senior Data Scientist: Data Architecture & Features

A global technology company in Barcelona is seeking a Senior Applied Data Scientist. You will explore complex engineering data and architect scalable data infrastructures to support AI model development. Required qualifications include a Master’s degree in a quantitative field and at least 5 years in a relevant ...

Localization Engineering Manager AI Driven, Hybrid

SAS is looking for a Manager of Software Localization Engineering based in Madrid. This role involves leading a team to enhance localization workflows and influence strategic direction, engaging in AI-driven solutions and backend development. The ideal candidate has significant experience in localizati ...

Client Facing AI Engineer (Madrid/Barcelona)

BCG X in Barcelona is seeking passionate AI Software Engineers to develop innovative solutions. The role includes optimizing large-scale data analytics and collaborating closely with clients across various industries. Ideal candidates will have a Master’s or PhD in a relevant field and experience with ...

Lead Data & AI Architect on Databricks in the Cloud

GFT Technologies España busca un/a Data Solution Architect con experiencia en ciencia de datos y liderazgo de equipos. Las responsabilidades incluyen liderar el diseño de soluciones en Data Engineering y AI/ML, interactuar con clientes y colaborar en la evaluación técnica y propuestas. Se requiere experiencia de ...

Ingeniero IA Full Stack: GenAI/LLMs en SaaS

Capitole busca un Full-Stack Senior AI Software Engineer innovador para su equipo en Vitoria, España. En este rol, te encargarás de diseñar y escalar soluciones de IA en una arquitectura SaaS robusta, integrando tecnologías de vanguardia. Se requieren más de 6 años de experiencia en desarrollo, sólido ...

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 ...

LLM Inference Architect: RAG + Multi GPU Optimization

Airbus Defence & Space is looking for an LLM Inference Engineer in Getafe to optimize the efficiency and scalability of Generative AI systems. Responsibilities include model serving optimization and multi-GPU management. Candidates should have 3+ years of experience in ML Engineering and proficiency in Python ...

Field Deployment Engineer, AI Agents & Production Ready

InteractiveAI is seeking a Forward Deployed Engineer to lead the deployment of agentic AI solutions that resolve critical business challenges. You'll work with a variety of clients, leveraging your expertise in backend engineering and systems integration. Successful candidates will have 5+ years of rel ...

Senior LLM Engineer — Shape Next Gen Language Models

European Tech Recruit is seeking a Mid/Senior LLM Engineer in Madrid to design and refine language models using cutting-edge AI. This hybrid role involves collaboration with teams to integrate models into products while tackling significant challenges in LLM and NLP. The ideal candidate has at least a ...

Ingeniero de Software – IA y Cloud | Lidera Soluciones ML

SEIDOR en Barcelona busca un/a Software Engineer – AI & Cloud con sólida experiencia en desarrollo backend y especialización en inteligencia artificial. El candidato ideal debe dominar Python y Node.js, y tener conocimientos de despliegue en AWS. Ofrecemos un ambiente de trabajo flexible, oportunidades ...

Data Scientist – ML & Time Series, Hybrid & Flexible Hours

Kapsch TrafficCom AG is seeking a Data Scientist based in La Moraleja, Spain, to develop machine learning solutions and analytical models. You will join a collaborative team focused on transforming business challenges into scalable AI solutions. The ideal candidate has 4+ years of experience in data sc ...

Analista de Datos e IA: Riesgos y Recuperaciones

Banco Sabadell busca un Data & AI Analyst en Madrid para participar en proyectos que optimizan procesos y sistemas dentro de las áreas de Riesgos y Recuperaciones. El candidato ideal tiene experiencia en automatización y análisis de datos, con habilidades en SQL, Python y herramientas como Power BI. Of ...

Hybrid Junior Full Stack Engineer – AI & Real Time Models

Orga Ai busca un Full Stack Developer Junior para unirse a su equipo en Madrid. Este puesto ofrece la ocasión de crecer junto al equipo de ingeniería, trabajando en el desarrollo de sistemas de IA en tiempo real. Las principales responsabilidades incluyen el desarrollo de funcionalidades en Next.js y N ...

Data Scientist AI Labs (Madrid) Flexible Hours, Permanent

Insud Pharma is seeking a Data Scientist to join our AI Labs team in Málaga. You will work in a dynamic environment, collaborating with cross-functional teams to design and implement machine learning models that solve real-world business problems. The ideal candidate has a strong background in statisti ...

AI Evaluation Engineer (Project Based)

Mindrift in Barcelona is seeking a specialist to develop and evaluate AI testing tasks. The role involves building virtual environments, designing solvable tasks, and iterating based on feedback. Ideal candidates will have over 5 years of software development experience, especially in Python and full-stack de ...

Científico de Datos para Data Analytics e IA con Agentes

Tyris Ai - Vision & Predictive Analytics busca un Científico de Datos para trabajar en análisis predictivo y optimización de procesos. Se requiere experiencia en Machine Learning y Deep Learning, así como en el desarrollo de modelos inteligentes de procesado de datos. La posición está abierta a profesi ...

Senior Agentic AI Engineer for Autonomous LLMs

Factech Servicios Informáticos en Barcelona busca un/a Agentic AI Engineer para transformar la interacción con servicios financieros mediante IA. El candidato/a liderará el desarrollo de una plataforma innovadora, diseñando y evolucionando agentes autónomos que automaticen procesos críticos y mejoren la exper ...

AI Research Internship Cybersecurity Lab (On site)

jtsec Beyond IT Security, based in Granada, is looking for a student interested in research and development in cybersecurity. You'll participate in real-world AI projects and acquire knowledge on security standards. The role requires in-person attendance and applicants must be EU residents or hold a va ...

Data & AI Engineer Hybrid in Madrid (AWS & LLMs)

Experis Manpower Group busca un/a Data Engineer / AI Engineer en Madrid para desarrollar soluciones de datos e inteligencia artificial en entornos AWS. La persona seleccionada trabajará en proyectos de gran impacto colaborando con equipos multidisciplinares, con modalidad híbrida y unos días en cliente. < ...

AI Engineer for Engineering Automation & LLM Prototyping

Gtd in Madrid is seeking an undergraduate or master's student with a strong interest in Artificial Intelligence. Join a multidisciplinary engineering team to research and prototype AI-based solutions that enhance engineering workflows. You will automate tasks, develop proof-of-concept solutions, and co ...

Applied Data Scientist — Pharma AI in Madrid

Insud Pharma is looking for an Applied Data Scientist to join its AI Labs team in Madrid. This position involves developing analytical solutions and collaborating with cross-functional teams to tackle significant business challenges using advanced data science techniques. The ideal candidate will have ...

Ingeniero de Automatización e IA | Híbrido

IRIUM está buscando un Ingeniero de Automatización y AI para unirse a su equipo en España, Galicia, O Chazo. El candidato ideal tendrá experiencia en la automatización de procesos de deployment y deberá dominar lenguajes de scripting como Python o PowerShell. La modalidad de trabajo es híbrida, y se of ...

GenAI Engineer: AI Agents & Automation Specialist

CGC Solutions busca incorporar un/a GenAI Engineer / AI Agent Developer apasionado/a por la Inteligencia Artificial Generativa para innovadores proyectos en el sector financiero y bancario internacional. El puesto requiere un grado en Ingeniería Informática o áreas relacionadas, junto con experiencia d ...

Lead Data Engineer: AI First Pipelines & Tech Leadership

Lighthouse in Barcelona is seeking a Team Lead for Data Engineering to guide a skilled team in creating and maintaining sophisticated data pipelines. In this crucial role, you will blend technical leadership with people management to enhance data quality and system performance while building an AI-first devel ...

AI Engineer for 3D Design & Azure Deployment

Avanade en Santa Cruz de Tenerife busca un profesional para desarrollar proyectos de inteligencia artificial orientados hacia el diseño 3D. El candidat@ deberá tener experiencia en la creación de modelos y en el uso de Python y herramientas como TensorFlow. Se valorará el interés en el diseño y program ...

Senior Data Scientist — ML Leader for Impact

Damm busca un/a Senior Data Scientist para el Nennisiwok AI Lab en Barcelona. tendrás la tarea de desarrollar modelos avanzados de machine learning y deep learning, y trabajar con líderes para convertir desafíos estratégicos en soluciones efectivas basadas en datos. Se requiere un grado en campos relac ...

Applied Data Scientist — Pharma AI in Madrid

Insud Pharma is seeking a skilled Data Scientist to join their AI Labs team. This role involves collaborating with professionals to solve complex problems in R&D and drug manufacturing processes. Candidates should have a strong background in statistics, machine learning, and programming in Python. The ...

AI Value Engineer Orbit Graduate Program (Japan)

A leading SaaS company is seeking an Associate AI Applied Engineer to join their global Value Engineering team in Madrid. The role involves collaborating with clients to identify business challenges and showcasing the benefits of Celonis Process Intelligence. Candidates should have a degree in Engineering or Com ...

AI Engineer — End to End Content Architect

ALTEN busca un Ingeniero AI- E2E Content Manager para un proyecto innovador en el sector farmacéutico en Marbella, Andalucía. La persona seleccionada diseñará e implementará soluciones de inteligencia artificial para optimizar el ciclo de vida del contenido, trabajando con aplicaciones y modelos en Azure. </p ...

Platform Engineer: Agent Harness & Orchestration

Kyndryl is seeking a Platform Engineer in Madrid, Spain, to develop an internal agent harness that transforms foundation models into AI agents. Your role will involve designing the runtime, orchestration, and guardrails for scalable and reliable productivity. You should have over 5 years of experience ...

Applied AI Data Scientist — Generative (Madrid)

Kyndryl España, S.A.U. is seeking a data-driven professional for a role focused on AI solutions. You will be responsible for collaborating on the design and implementation of data-driven solutions that enhance client delivery and internal operational efficiency. The adecuado candidate will have stro ...

ML Engineer Apprentice — Fully Funded Master’s in Barcelona

HARBOUR.SPACE Institute of Technology is seeking a mid-level ML & AI Engineer for a unique work-study opportunity. You'll build and deploy ML models while completing a fully-funded Master's in Data and Computer Science in Barcelona. Key qualifications include 3+ years of experience in machine learning, ...

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 ...

Desarrollador de aplicaciones (Madrid)

Overview Solarig – Líderes en la revolución energética sostenible En Solarig, llevamos casi 20 años transformando el panorama energético global con un propósito claro: descarbonizar la sociedad y construir un futuro sostenible. Somos una empresa global especializada en el desarrollo, financ ...

AI Transformation Associate islas baleares

Company Description Seaya is a €1B+ AUM venture and growth capital firm with technology and innovation at its core, backing category-defining companies across Southern Europe through three complementary strategies — early-stage, growth and late-stage VC, and growth private equity tech. Rol ...

Founding Engineer (60k 100k) Remote or Barcelona [agentic coder] [Nice2Have: Harness Agent Engineer]

Conversations beat CVs. That's the conviction behind Hirevoice. Our AI interviewer gives every candidate a real shot at showing how good they are — and gives employers signal they can actually trust. But we're building more than an interviewer: an enterprise AI platform. Co- ...

Senior Tech Lead – Ai (Cataluña)

Senior Tech Lead / Lead Engineer – AI & Data PlatformsPara presentar una candidatura, simplemente lea la siguiente descripción del puesto y asegúrese de adjuntar los documentos pertinentes.About the roleWe are looking for a Senior Tech Lead / Lead Engineer to join an international AI & Data eng ...

Senior AI Scientist Advanced Analytics CDAIO

Senior AI Scientist Advanced Analytics - CDAIOCountry: SpainIT STARTS HERESantander () is evolving from a high-impact global brand to a technology-driven organization, and our people are at the heart of this journey. Together, we are driving a customer-centric transformat ...

AI Cloud Solutions Director — Lead Next‑Gen AI in the Cloud

Forhyre is seeking an experienced AI Cloud Solutions Director in Spain to lead the AI cloud solutions division. This role involves overseeing operations and collaborating with teams to develop and implement innovative AI solutions for clients. The ideal candidate will have a strong technical background ...

Senior UI/UX Designer / AI Expert (Full Time / On Call)

At Growmodo, we help fast‑growing companies by connecting them with global talent while supporting the careers of creative and tech professionals. We're driven by growth, strong relationships, and a passion for delivering a “wow” experience daily. We're looking for a Senior UI/UX Designer / AI Expert who s ...

AWs Data Engineer

We are looking for a Senior Data Engineer to join a highly collaborative data team working on modern cloud-native projects with real business impact. You would be involved in designing and building scalable AWS-based data platforms, working closely with multidisciplinary teams across Data, Product and ...

Senior Security Engineer WordPress & PHP Automation

A global cybersecurity company is seeking a Senior Security Engineer to automate exploit generation and analyze zero-day attacks on WordPress. This role requires a strong background in security engineering and hands-on experience with exploiting PHP applications and WordPress plugins. Candidates should possess s ...

Engineering Manager, MAAS Platform (Remote/Global)

A leading tech firm is seeking an Engineering Manager to expand their MAAS team. This role involves leading a remote team, developing engineers, and participating in architectural decisions. Desired candidates should have a Bachelor's degree, experience in software development with Python or Golang, and a strong ...

Remote Full Stack Engineer — Global Contract Platform

A leading health tech firm in Barcelona seeks a skilled backend engineer to build a contract lifecycle platform for its B2B insurance business. The ideal candidate has over 3 years of experience in scalable backend systems and is proficient in Python and Flask. This role offers remote work flexibility and the op ...

ML Software Engineer Hybrid, Equity & Impact

Traveltechessentialist in Barcelona is seeking a Machine Learning Software Engineer to connect complex data pipelines with user-facing software. The ideal candidate will have a robust background in software development, particularly in Python, PostgreSQL, FastAPI, and AWS services. This role offers full-time hou ...

Security Software Engineer: Auth & Crypto (Remote)

Alan is seeking a Full-Stack Software Engineer with a focus on security core components in Almería, Spain. The role requires experience in designing secure systems and APIs, with responsibilities including building and operating authentication stacks and end-to-end encryption components. Ideal candidates will ha ...

Senior Angular & GenAI Engineer Enterprise Web Apps

Keyrus Portugal is hiring a Senior Full‑Stack Engineer specializing in Angular and GenAI Integration. You'll work 90% remote, with occasional on-site responsibilities in Cologne, Germany, focusing on developing and improving enterprise-grade applications. The ideal candidate has over 8 years of experie ...

Open Source Container & Virtualization Engineer

A leading open source software provider is seeking exceptional software engineers for roles focused on virtualization and container technology. Ideal candidates will have strong skills in C/C++, Go, Rust, or Python, alongside an undergraduate degree in Computer Science or STEM. Responsibilities include designing ...

Open Source Container & Virtualization Engineer

A leading open source software provider is seeking software engineers skilled in C/C++, Go, Rust, or Python for remote roles in container and virtualisation technology. Candidates should have a strong academic background and experience in open source projects. The position emphasizes the design of new features, ...

Aircraft Embedded Software Engineer – DO 178C (Remote)

An international engineering firm based in Madrid is seeking an Embedded SW Engineer to join their dynamic team. This role involves implementing and verifying DO-178C compliant software for aircraft systems and requires strong programming skills in C, C++, and Python. Candidates should have a minimum of a B.S. i ...

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