123,251+ Remote Fullstack Engineer Java React Ai Api Builder Jobs in Spain — Top Companies Hiring July 2026

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GenAI & ML Lead AI Engineer (Hybrid, Madrid/Barcelona)

Una importante empresa del sector asegurador busca un AI Engineer en Barcelona o Madrid para liderar proyectos de analítica avanzada.Por favor, presente su candidatura sin demora si su perfil encaja bien con este puesto, debido al alto nivel de interés.La persona seleccionada se encargará de diseñar solu ...

Senior Perception Engineer Edge AI for Robotic Sensing

Funditec busca incorporar a un/a Senior Perception Engineer en Madrid, un papel clave para la integración de sensores como LiDAR y cámaras.Revise detenidamente toda la documentación de la solicitud antes de hacer clic en el botón de solicitar al final de esta descripción.El candidato ideal debe tener ...

Senior Product Support Engineer — Drive AI‑Rooted Fixes

AlleyCorp is looking for a Senior Product Support Engineer based in Barcelona, Spain.¿Quiere presentar una candidatura? Asegúrese de que su CV está actualizado y luego lea atentamente las siguientes especificaciones del puesto antes de solicitar.In this role, you will own complex technical escalations ...

AI Research Engineer (Pre training LLM & Multi Modal)

About the jobSi sus habilidades, experiencia y cualificaciones coinciden con las de esta descripción del puesto, no demore su solicitud.As a member of the AI model team, you will drive innovation in architecture development for cutting‑edge models of various scales, including small, large, and multi‑m ...

Senior Software Engineer: Build AI‑Driven Privacy Platform

EQS seeks a senior software developer in Barcelona to lead the development of innovative products.La siguiente información ofrece un resumen de las habilidades, cualidades y cualificaciones necesarias para este puesto.The position requires over 7 years of experience in software development with strong ...

Lead Frontend Engineer – AI Driven, Hybrid (Barcelona/Madrid)

eDreams ODIGEO is seeking a Frontend Lead Engineer for their Prime travel subscription platform in Barcelona/Madrid.¿Es usted el solicitante adecuado para esta oportunidad? Descúbralo leyendo el resumen del puesto a continuación.You will lead a team of engineers, enhancing customer experiences with an ...

Application Support Engineer II (Dev & AI Tech Enthusiast)

Company Description Are you ready to trade your job for a journey? Become a FlyMate! Passion, excitement & global collaboration are all core to what it means to be a FlyMate. At Flywire, we’re on a mission to deliver the world’s most important and complex payments. We use our Flywire Advantage - the ...

Senior Platform Software Engineer – Scalable Cloud & AI, Equity

Preply is looking for a Software Platform Engineer to enhance its cloud infrastructure and deliver on a range of projects.Para ser considerado para una entrevista, por favor, asegúrese de que su solicitud se ajusta plenamente a las especificaciones del puesto que se encuentran a continuación.The ideal ...

Associate Applied AI Engineer (Scale EMEA) Orbit Program

Experteer Overview A continuación, encontrará un desglose completo de todo lo que se requiere de los posibles candidatos, así como la forma de presentar su candidatura. ¡Mucha suerte!As an Associate Value Engineer, you will join the Global VE Center of Excellence to translate customer needs into technica ...

Senior Backend Engineer, AI SaaS — Lead & Scale (Hybrid)

Landbot.Descubra más sobre las tareas diarias, las responsabilidades generales y la experiencia requerida para esta oportunidad desplazándose hacia abajo ahora.Io is seeking a Senior Backend Engineer to join their team in Bellprat, Spain.The role involves coding and guiding the team's technical di ...

AI Driven Semiconductor Modeling Engineer for Real Time

A leading AI research company in Barcelona is seeking a Research Engineer to develop AI surrogate models for semiconductor device and circuit modeling.¿No sabe con seguridad qué habilidades necesitará para esta oportunidad? Simplemente lea la descripción completa a continuación para obtener una idea clara de ...

Senior AI Infrastructure Engineer — Rust & ML in Production

A leading cryptocurrency company is seeking an experienced engineer for its AI Infrastructure team, focusing on designing and building scalable production systems that power AI agents.A continuación se detalla todo lo que necesita saber sobre lo que implica esta oportunidad, así como lo que se espera de los ...

Senior DevOps / Infrastructure & AI LLM Systems Engineer (Hybrid)

About Yuma AI:¿Le interesa este puesto? Puede encontrar toda la información relevante en la descripción a continuación.Yuma is building a next-generation orchestration platform that deploys autonomous AI agents dedicated to customer support in e-commerce.We already support 150+ paying merchants and h ...

Principal Forward Deployed Engineer QuantumBlack, AI by McKinsey

Experteer Overview Inscríbase ahora, lea los detalles del trabajo desplazándose hacia abajo. Verifique que posee las habilidades necesarias antes de enviar una solicitud.In this role you will lead the deployment and scaling of a next-generation AI platform that connects strategy to execution through anal ...

AI Agent Engineer — Build Multi Channel, Integrated Agents

A leading AI solutions provider is looking for a skilled developer to design prompts and implement functions for AI agents across various channels like voice and chat.Antes de solicitar este puesto, por favor, lea la siguiente información sobre esta oportunidad que encontrará a continuación.The ideal can ...

STACKIT Data & AI Software Engineer (m/f/d)

Schwarz Digits creates the technological foundation for digital sovereignty in Europe. As the IT and digital division of the Schwarz Group, we develop and manage the IT infrastructures for the retail divisions Lidl and Kaufland, as well as Schwarz Production and PreZero. At the same time, we operate as an ind ...

Energy AI/ML Engineer — Applied Data Science (Hybrid)

A global energy technology company seeks an Applied Data Science Engineer in Barcelona.Es posible que un gran número de candidatos se presenten a este puesto, así que asegúrese de enviar su CV y su solicitud lo antes posible.You will design intelligent solutions for energy management across various envir ...

Senior AI/ML Engineer & Tech Lead — Hybrid Madrid

Accenture España busca un AI / ML Engineer para unirse a su equipo de Inteligencia Artificial en Madrid.¿Es usted el solicitante adecuado para esta oportunidad? Descúbralo leyendo el resumen del puesto a continuación.Este rol requiere habilidades técnicas en diseño, desarrollo e implementación de solucio ...

Senior Data Engineer (Hybrid) — AI & Fintech in Madrid

A leading AI Fintech company in Madrid is seeking a Senior Data Engineer with strong Python skills and experience with RAG systems.¿Tiene su CV preparado? Si es así y confía en que este es el puesto ideal para usted, asegúrese de enviar su solicitud lo antes posible.This hybrid role involves collaboratin ...

Lead Technical Support Engineer: AI Driven Incident & Ops

Ingram Micro, Inc.Solicitar este puesto es sencillo. Desplácese hacia abajo y haga clic en Solicitar para ser considerado para esta posición.is looking for a Lead Technical Support Engineer in Santander, Spain.This position will serve as the senior technical leader within the support organizatio ...

Python Backend Engineer for AI Driven Systems (Madrid)

A premier AI solutions provider located in Madrid is seeking a Software Development Engineer to ensure the robustness and scalability of backend systems.Es esencial asegurarse de que cumple con los requisitos como solicitante para este puesto; por favor, lea atentamente la información a continuación.Appl ...

Product Solution Engineer: AI‑Driven Fintech, Hybrid Role

About WenrixLa descripción completa del puesto cubre todas las habilidades asociadas, la experiencia previa y cualquier cualificación que se espera que tengan los solicitantes.Wenrix is the next generation of airfare optimization. About WenrixWenrix is the ...

Python Software Engineer for AML/AI — Hybrid Madrid

Lynx Financial Crime Tech S.A. busca un/a Software Engineer Python para unirse a su equipo en Madrid. En este rol, participarás en el desarrollo de herramientas de prevención de fraude basadas en inteligencia artificial. Se requiere experiencia en Python y nivel de inglés fluido.Para presentar una candidatur ...

Test Engineer / QA con AI Testing e inglés

Somos una multinacional europea creada en 1997 con presencia en España desde hace más de 20 años, cotizamos en bolsa con el índice (EURONEXT: AUB), nuestra sede central en Paris, y presencia en Francia, Luxemburgo, Reino Unido, Bélgica, Italia, México, Portugal y España. Contamos con un equipo humano de más d ...

Senior GenAI Engineer & AI Solutions Architect Python/AWS

act digital busca un perfil senior en IA Generativa con experiencia en desarrollo backend y arquitecturas cloud-native.Para ser considerado para una entrevista, por favor, asegúrese de que su solicitud se ajusta plenamente a las especificaciones del puesto que se encuentran a continuación.La persona t ...

Face Biometrics AI Engineer Production Ready Identity Models

Job DescriptionYour missionYou'll join Didit Labs , our in-house AI lab, and develop state-of-the-art biometric models — including fraud — shipped to production and used by millions. Inscríbase ahora, lea los detalles del trabajo desplazándose hacia abajo. Verifique ...

Senior Frontend AI Native Engineer (Angular) | Hybrid Málaga

Tamarind Intelligence is looking for a Senior Frontend Developer in Málaga, Spain.Habilidades, experiencia, cualificaciones... Si tiene el perfil adecuado para esta oportunidad, asegúrese de inscribirse hoy mismo.This role requires strong Angular expertise and experience in AI-native engineering pract ...

Road Inspector / Civil Engineer – Freelance AI Trainer Project

OverviewAre you a professional working in pavement engineering, roadway inspection, or transportation infrastructure interested in helping shape the future of AI? Advanced AI systems are increasingly being developed to analyze infrastructure conditions, interpret technical documentation, and support planning ...

AI DevSecOps Engineer Customer & Marketing (m/f/d)

Experteer Overview Antes de solicitar este puesto, por favor, lea la siguiente información sobre esta oportunidad que encontrará a continuación.In this role you will design and implement security measures for AI platform infrastructure, drive governance and lifecycle policies for AI deployments, and ensu ...

Software Quality Assurance Engineer AI / LLM / Machine Learning

Software Quality Assurance Engineer - AI / LLM / Machine Learning¿Listo para inscribirse? Antes de hacerlo, asegúrese de leer todos los detalles pertenecientes a este trabajo en la descripción a continuación.We're hiring for an experienced Software Quality / QA Engineer with experience in AI / ML / LL ...

Data Ingestion & Infra Engineer for Scalable AI Pipelines

Clutch Canada is seeking a Software Engineer to join the Data side of its AI team.¿Todo listo para enviar su solicitud? Asegúrese de comprender todas las responsabilidades y tareas asociadas a este puesto antes de continuar.This role involves all aspects of data collection for model training operations, ...

Senior Workplace Engineer focus Workplace AI and Data

Experteer Overview Desplácese hacia abajo para encontrar una descripción detallada de este trabajo y lo que se espera de los candidatos. Envíe su solicitud haciendo clic en el botón Solicitar.In this role you drive AI-powered workplace transformation within Swiss Re's Digital Workplace team, shaping st ...

Full Stack Engineer – Agentic AI Platform (Life Sciences)

A pioneering AI company in Barcelona is seeking a Full‑Stack Software Engineer to develop their Agentic AI Platform.La siguiente información ofrece un resumen de las habilidades, cualidades y cualificaciones necesarias para este puesto.You will design and build features to enhance the life sciences indus ...

Senior Full Stack Engineer: AI Driven, Scalable Systems

A software company in Las Palmas seeks a Senior Software Engineer to lead the development of web and mobile applications.Obtenga más información sobre las tareas generales relacionadas con esta oportunidad a continuación, así como sobre las habilidades requeridas.The role involves collaborating with cros ...

Full Stack Engineer for AI Driven Voice Platform

Aircall is looking for experienced Software Engineers to join a new team focused on building an innovative product that leverages AI and voice technology. Asegúrese de presentar su candidatura con toda la información solicitada, tal como se expone en la descripción del puesto a continuación.As ...

Senior AI/ML Engineer — Quantum‑Inspired LLMs & GPU

A leading Quantum AI start-up in Madrid seeks a Senior Consultant to enhance AI applications.Recuerde revisar su CV antes de enviar la solicitud. Además, asegúrese de leer todos los requisitos relacionados con este puesto.This hybrid role requires collaboration on cutting-edge projects focusing on Large ...

Lead IoT Cloud Engineer Platform Resilience & AI Ops

Vodafone Group Plc is looking for an IoT Infrastructure Engineer to join their team in Madrid.Inscríbase (haciendo clic en el botón correspondiente) después de revisar toda la información relacionada con el trabajo a continuación.This role involves designing and managing cloud infrastructure solutions ...

Software Engineer AI Therapeutics start up (Platform/Infra)

Senior Software Engineer | Platform & Infrastructure Maximice sus posibilidades de que su candidatura sea seleccionada asegurándose de que su CV y sus habilidades se ajustan al perfil.About the CompanyOur client is a venture-backed deep-tech company building an AI-powered platform t ...

AI Research Engineer: Fine Tuning for Domain Models

A leading fintech company based in Spain is looking for an AI Research Engineer to innovate in fine-tuning methodologies for advanced AI models.¿Es este el siguiente paso en su carrera? Descubra si es el candidato adecuado leyendo la descripción completa a continuación.You will drive improvements in mode ...

Senior AI Driven DevOps & SRE Engineer (Hybrid, Barcelona)

JobFluent is seeking a Senior DevOps/SRE Engineer in Barcelona to take charge of their cloud platform. The role emphasizes ownership of both classical platform work and AI infrastructure performance, costing, and reliability. The ideal candidate will drive improvements in CI/CD, developer productivity, ...

Senior DevOps / Infrastructure & AI LLM Systems Engineer (Hybrid)

About Yuma AI: Asegúrese de enviar su solicitud rápidamente para maximizar sus posibilidades de ser considerado para una entrevista. Lea la descripción completa del puesto a continuación.Yuma is building a next-generation orchestration platform that deploys autonomous AI agents dedicated to ...

Danish Language Engineer for AI & NLP (Onsite Barcelona)

At M47, we spark AI! ¿Es este el puesto que está buscando? Si es así, siga leyendo para obtener más detalles y no olvide enviar su solicitud hoy mismo.We help multinational tech companies understand how AI can drive their strategic objectives, effectively plan an implementatio ...

(Senior) Principal Solutions Engineer AI and Data Governance

Strength in TrustMaximice sus posibilidades de que su candidatura sea seleccionada asegurándose de que su CV y sus habilidades se ajustan al perfil.OneTrust’s mission is to enable innovation through the responsible use of data and AI. We believe that ensuring data is trusted shouldn’t slow teams down— ...

ML Engineer – Real Time AI Infra with Equity

A cutting-edge AI startup in Spain is seeking to hire a Machine Learning Engineer to design and maintain scalable systems.Por favor, asegúrese de leer atentamente los siguientes detalles antes de enviar cualquier solicitud.The successful candidate will work at the intersection of speech and language to d ...

Senior Software Engineer AI Training Review Layer (Python)

OverviewYou’ll join an expert annotation team to create training data for the world’s most advanced AI models. No previous AI experience is necessary. You’ll get your foot in the door with one of the most prominent players in the AI/LLM space today. We seek software engineers with 4+ years of experience to tr ...

Senior QA Automation Engineer (.NET) – AI Driven Testing

BrainRocket is looking for a Middle/Senior QA Automation Engineer to enhance the quality assurance of a new multi-brand Sportsbook platform.Para presentar una candidatura, simplemente lea la siguiente descripción del puesto y asegúrese de adjuntar los documentos pertinentes.Located in Valencia, Spain, th ...

Senior Solution Engineer (Cloud, Data & AI Pre Sales)

Your missionLa experiencia que se espera de los solicitantes, así como las habilidades y cualificaciones adicionales necesarias para este trabajo, se enumeran a continuación.About the opportunity As Astrafy continues to grow, we are looking for a Senior Solution Engineer to help sha ...

Senior AI Software Engineer | Python, Cloud, Hybrid Madrid

Lumen Technologies is seeking an experienced Senior Software Engineer in Madrid to design, develop, and deploy scalable AI solutions.Sea uno de los primeros solicitantes, lea la descripción completa del puesto a continuación y luego envíe su candidatura para que sea considerada.This hybrid role involv ...

Senior AI Driven Full Stack Engineer (Hybrid Madrid)

About Us: Luzia is Europe’s fastest-growing AI consumer company, redefining conversational AI with cutting-edge large language models and an unparalleled user experience. With a strong and rapidly expanding presence in Brasil, we’re on a mission to make Luzia the go-to AI personal assistant, ...

Staff Backend Engineer (Ruby on Rails/AI), Verify

OverviewAs a Staff Backend Engineer (AI) in the Verify stage at GitLab, you will help shape and scale the core infrastructure behind GitLab CI. Your work focuses on integrating AI into CI/CD workflows, impacting performance, reliability, and usability for users running millions of CI jobs. Antes de so ...

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