149,486+ Remote Fullstack Dev Python React Ai Jobs in Spain — Top Companies Hiring June 2026

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Software Engineer (Mid / Senior)

Job Description Our client is expanding their software engineering team and is looking for Software Engineers (Mid and Senior level) to contribute to the development of tools and frameworks that enable AI applications to run efficiently on advanced processor hardware . < ...

AI Web Data Annotator & Research Analyst

A data consulting firm is looking for a Web Data Analyst Annotator in Spain to collect, analyze, and annotate web datasets used in AI training. The candidate will work on web research and data analysis, ensuring data accuracy and contributing to AI model improvements. Ideal applicants will have a Bachelor's degr ...

AI Research Engineer (Model Compression & Quantization)

About the job As a member of our AI research team, you will drive innovation in model compression and efficient deployment for advanced multimodal AI systems, including large language models (LLMs) and vision-language models (VLMs). Your work will focus on reducing model footprint and computationa ...

Senior AI Driven Product Security Architect

Scopely is seeking a Principal Security Engineer to lead security strategies for our games in Spain on a hybrid basis. This role focuses on combining game security with AI to enhance operational efficiency. The ideal candidate will have over 8 years of experience in Product Security, familiarity with m ...

Edge AI Scientist: Model Compression & Quantization

Tether Operations Limited is seeking a member for their AI research team to innovate in model compression and efficient deployment of advanced multimodal AI systems. Your role involves reducing computational costs while preserving accuracy, focusing on techniques such as quantization, knowledge distillation, ...

AI Trainer Advanced Spanish Fluency (Spain)

AI Trainer - Advanced Spanish Fluency Researchers pay $30/hr per AI task completed. You must be prepared to complete paid tasks that require one hour of uninterrupted work. What you’ll bring Advanced language skills and verifiable experience as being fluent in Spanish. <l ...

EMEA Enterprise Cyber AI Sales Leader

TENEX.AI is seeking a Territory Sales Manager to drive pipeline generation and revenue across EMEA. This role is ideal for experienced sales professionals with a strong B2B SaaS background, particularly in cybersecurity. Responsibilities include managing customer relationships, forecasting sales, and navigating ...

Account Executive AI VDR & Valuation (Europe)

Valutico is looking for an experienced Account Executive to oversee the sales cycle for the innovative DoneDiligence platform, targeting M&A advisors and corporate finance teams. This role involves engaging stakeholders and selling advanced due diligence solutions. The ideal candidate has over 5 years ...

AI Driven Renewals & Pricing Growth Specialist

Flywire is seeking a Renewals Specialist to lead the renewals strategy and enhance revenue through proactive pricing and analytics. This role focuses on collaborating with Sales and Customer Success to drive disciplined outcomes and unlock expansion opportunities. Candidates should have 2-4 years of ex ...

Radiology AI Diagnostics Lead (Musculoskeletal & Neuro)

A healthcare organization in Spain is seeking a Diagnostic Radiologist to develop diagnostic challenges and evaluate AI-generated responses. Candidates must be board certified or eligible in Diagnostic Radiology, have completed an ACGME accredited residency and a radiology fellowship. The role emphasizes strong ...

Azure Cloud Architect & AI Platform Lead

A leading technology firm in Spain is seeking a passionate Principal Cloud Engineer to craft tailor-made solutions. You will design and lead cloud architectures on Azure, build and evolve CI/CD pipelines, and ensure infrastructure of AI-powered platforms. The ideal candidate has over 5 years of hands-on experien ...

Web Content Annotator for AI Training

A digital content consultancy in Spain is seeking a Web Content Analyst Annotator to evaluate and annotate digital content for AI systems. The ideal candidate has a Bachelor’s degree in Mass Communication or a related field and 2-5 years of experience in content analysis. Responsibilities include reviewing web c ...

AI Research Engineer (Kernel & Inference Optimization)

About the job As a member of our AI model team, you will drive innovation in model serving and inference architectures for advanced AI systems. Your work will focus on optimizing model deployment and inference strategies to deliver highly responsive, efficient, and scalable performance across rea ...

Freelance AI Trainer: Romanian Language Expert

Innodata Inc. is seeking motivated individuals for the role of Freelance AI Trainers in Spain. This is a unique entry-level opportunity ideal for graduates and language enthusiasts. As an AI Trainer, you will enhance the accuracy of AI models by leveraging your native Romanian skills. The role involves ...

Client Delivery Lead (Tech & AI Consultant)

Performanze es una compañía tech y digital orientada a diseñar y operar sistemas de crecimiento en entornos complejos. Diseñamos y construimos software, herramientas de visualización de datos, automatizaciones y soluciones de IA para conectar adquisición, ventas y tecnología bajo un único mo ...

Senior Tech Lead – AI / Data Platforms

Senior Tech Lead / Lead Engineer – AI & Data Platforms About the role We are looking for a Senior Tech Lead / Lead Engineer to join an international AI & Data engineering environment. < ...

Global AI Driven Procurement Transformation Lead

Investigo partners with a leading global manufacturer in the automotive industry to find a senior professional for digital procurement transformation. The role involves leading the Purchase-to-Pay (P2P) strategy, managing SAP S/4HANA frameworks, and driving AI-enabled digital transformation. Candidates should ha ...

GenAI Engineer — Build & Deploy AI Solutions

La Fosse is seeking an AI Developer in Spain to join a team creating Generative AI and Machine Learning solutions. This hands-on role involves developing AI-driven solutions for complex business challenges and taking charge of the ML lifecycle from design to production. Candidates should have experience with fra ...

Lead AI Engineer — Greenfield Conversational Platform

Shopfully is seeking a Senior AI Engineer to lead the development of an innovative AI-powered application. This foundational role requires expertise in full-stack development and AI product design. The ideal candidate will have a proven track record in building AI solutions and thrive in a greenfield environment ...

SDR (Sales Development Representative) AI Startup

⚠️ CATALAN NEEDED ⚠️ We're not just building software, we're building the future of how companies scale with AI. Our mission is to help enterprises build their AI workforce, to create real-world impact at a global scale by giving tomorrow's AI-driven compa ...

Public Sector Account Executive – Data & AI

We are looking for a senior public sector sales professional to drive our growth across the Spanish public administration, EU institutions and the UK public sector . This role requires a deep understanding of public procurement processes and a proven ...

Quantum & AI Training Specialist (Junior / Senior)

Una firma tecnológica global líder en servicios digitales para empresas y administraciones públicas busca dos Especialistas en Capacitación en Tecnologías Quantum & Inteligencia Artificial para reforzar su Centro de Excelencia (CoE) cuántico. El reto </p ...

SDR (Sales Development Representative) AI Startup

⚠️ CATALAN NEEDED ⚠️ We're not just building software, we're building the future of how companies scale with AI. Our mission is to help enterprises build their AI workforce, to create real-world impact at a global scale by giving tomorrow's AI-driven co ...

SDR (Sales Development Representative) AI Startup

⚠️ CATALAN NEEDED ⚠️ We're not just building software, we're building the future of how companies scale with AI. Our mission is to help enterprises build their AI workforce, to create real-world impact at a global scale by giving tomorrow's AI-driven co ...

Quantum & AI Training Specialist (Junior / Senior)

Una firma tecnológica global líder en servicios digitales para empresas y administraciones públicas busca dos Especialistas en Capacitación en Tecnologías Quantum & Inteligencia Artificial para reforzar su Centro de Excelencia (CoE) cuántico. El reto </p ...

Data Scientist (AI Team) Inglés Avanzado

¡HOLA! Bienvenido a nuestras ofertas :) Vamos a contarte qué buscamos y qué nos hace Genuine. ¿Qué estamos buscando? Buscamos 3 profesionales para ocupar el rol Data Scientist (IA Team) para incorporarse a un equipo donde desarrollarán los componentes de ...

Applied AI Research Scientist — Agentic & GenAI

NielsenIQ is looking for a specialist in applied AI/ML to drive research in agentic AI capabilities and Small Language Models. This role emphasizes experimentation, modeling strategy, and validation methods, seeking someone with a strong foundation in applied machine learning and hands-on experience with GenA ...

AI Engineer: GenAI & Production ML (Hybrid)

Sopra Steria busca un Ingeniero de Inteligencia Artificial que desarrolle soluciones innovadoras para la configuración de productos mediante IA generativa y aprendizaje automático. El candidato ideal tiene 5 años de experiencia y dominio en desarrollo basado en especificaciones. Se ofrece contrato inde ...

Head of AI Solutions and Sales

NUESTRO CLIENTE Empresa multinacional europea, uno de los mayores grupos independientes de tecnología del continente, con más de 40 años de presencia en el mercado, 6.000 profesionales en más de 50 ubicaciones, presta servicio a 2500 clientes (empresas líderes en el sector privado y p ...

Senior Tech Lead – AI / Data Platforms

Senior Tech Lead / Lead Engineer – AI & Data Platforms About the role We are looking for a Senior Tech Lead / Lead Engineer to join an international AI & Data engineering environment. < ...

AI Enablement Engineer for Mobile Apps

As leading European customer experience and digital transformation services group, SQLI empowers international brands to generate value through digital innovation. We craft engaging experiences by combining cutting-edge technology, proven methodologies, and deep technological expertise. At every stage, AI ...

Product Designer: AI Driven Platforms & Prototyping

eXalt España está en busca de un Product Designer para dar soporte al equipo de innovación, traduciendo problemas organizativos en soluciones claras y adoptables. La posición implica un enfoque en IA y requiere al menos 3 años de experiencia en diseño de productos, UX/UI o Service Design. Si te entusia ...

Backend Engineer — AI Driven, Distributed Systems

The Agile Monkeys in Spain is seeking a backend-focused technical role to own and evolve internal automation solutions. Candidates should have strong critical thinking skills and a solid background in backend development with tools like .NET and Azure. The position emphasizes CI/CD integration, scalability, and ...

SDR (Sales Development Representative) AI Startup

⚠️ CATALAN NEEDED ⚠️ We're not just building software, we're building the future of how companies scale with AI. Our mission is to help enterprises build their AI workforce, to create real-world impact at a global scale by giving tomorrow's AI-driven compa ...

Enterprise Sales Executive – Data & AI (Europe)

We are looking for a highly skilled professional to support our growth across the European markets. The role requires a strong international background, with proven ability to operate in diverse cultural and business environments. The ideal candidate combines a strategic mindset with hands-on execution and ha ...

Reconciliations Analyst: AI Driven Finance (Hybrid)

A leading financial technology firm in Spain is seeking a Reconciliations Analyst to ensure integrity in financial records across fiat and digital assets. This role involves complex reconciliations, automation of processes, and cross-functional collaboration with various teams. Candidates should have a degree in ...

AI & Engineering Tools Internship — Transversal Innovator

Airbus in Spain is offering a full-time graduate internship program for recent graduates interested in the aeronautical sector. The program starts in October 2026 and includes participation in AI deployment and engineering tool development projects. Candidates should have a relevant engineering degree, strong pr ...

Conversational AI Operations Engineer 100% Remoto

Skills & Principales Tareas o Responsabilidades +2 años de experiencia en Cognigy o plataformas de IA conversacional similares (p. ej., Dialogflow, Microsoft Bot Framework). Dar soporte técnico de nivel 1/2, realizando el diagnóstico inicial y resolución de problemas técnicos. </l ...

Clinical Outcomes Director — AI in Healthcare

A healthcare technology company in Spain is seeking a Medical Director for Clinical Strategy & Outcomes. This pivotal role involves ensuring Tucuvi's clinical outcomes remain trusted and consistent across healthcare deployments. Candidates should have a clinical background, strong leadership experience, and be p ...

Senior Enterprise AI Sales Executive — Spain

A leading AI technology company is seeking a Senior Enterprise Account Executive to drive growth across enterprises in Spain. The ideal candidate will have over 7 years of enterprise sales experience, a strong network at the C-suite level, and a passion for AI voice technology. Responsibilities include managing ...

Principal AI & Data Governance Solutions Architect

OneTrust is seeking a Principal Solutions Engineer in Spain to lead technical strategy in complex AI and data governance opportunities with enterprise customers. You will design scalable solutions, engage with senior stakeholders, and influence key decisions in high-impact deals. The successful candida ...

Responsible AI Scientist — Safety, Fairness & Governance

A leading tech organization in Spain seeks a Scientist Responsible AI to lead AI initiatives that ensure compliance and responsibility in AI development. The candidate will contribute to operationalizing AI principles, engage in high-impact research, and enhance the organization's expertise in trustworthy AI. Id ...

QA Engineer: AI Driven Testing & Enablement

zooplus SE in Spain is looking for a QA Engineer to enhance quality assurance practices through AI. The role involves researching AI tools, creating guidelines, and collaborating with engineering teams for better integration of QA processes. With an emphasis on innovation, you'll provide training and s ...

Founding Growth & AI Revenue Automation Lead

Estamos construyendo el nuevo marketing conversacional En WOWIST estamos transformando la forma en que hoteles y destinos se relacionan con sus huéspedes. Nuestra plataforma convierte WhatsApp en un concierge comercial capaz de mejorar la experiencia del huésped y generar ingre ...

Full Stack Engineer (AI Tools & Integrations)

LanguageWire is a global leader in language and content services, dedicated to helping brands achieve their full global potential. Since 2000, we’ve evolved and built unique technology that enables seamless multilingual communication. Our worldwide network of language experts, together with our intuitive o ...

Claims Processing Agent Freelance AI Trainer

Please submit your CV in English and indicate your level of English proficiency. Mindrift connects specialists with project-based AI opportunities for leading tech companies, focused on testing, evaluating, and improving AI systems. Participation is project-based, not pe ...

FRONT AND AI ENGINEER INGLES REMOTO

🚀 En IRIUM nos preocupamos porque no dejes de perseguir tus sueños.Prepárate para conquistar tus metas, y ten siempre presente disfrutar del camino.Buscamos un desarrollador/a front-end senior para que sea uno de los ingenieros fundadores del proyecto.Ser ...

Freelance AI Software Engineer – Platform Rebuild

Your missionWe're rebuilding Hector Kitchen — looking for a developer to build it with AIWe're Holidog Group, a team building consumer products in the pet space. One of our brands — Hector Kitchen, a personalized pet nutrition service with 50,000+ customers — i ...

Full Stack Engineer (AI Tools & Integrations)

LanguageWire is a global leader in language and content services, dedicated to helping brands achieve their full global potential. Since 2000, we’ve evolved and built unique technology that enables seamless multilingual communication. Our worldwide network of language experts, together with our intuitive onli ...

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