48,299+ Fullstack Ai Engineer Python Php Reactnextjs Jobs in Spain — Top Companies Hiring July 2026

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AI Delivery Engineer — GenAI Backbone & IDE Driven LLMs

NTT Data Europe & Latam is seeking an AI Engineer based in Barcelona, Spain. This role involves implementing an AI backbone to enhance delivery across insurance‑related projects. You'll work closely with various teams to ensure AI outputs are robust and scalable. Ideal candidates will have over 4 years ...

AI Product Engineer – Real Time Graph & Data Pipelines

xNova International is looking for an AI Product Engineer located in Galicia, Spain. In this role, you will design, build, and deploy products that provide real-time insights from data. You will work on ingesting and unifying diverse data sources, ensuring data quality, building machine learning models, and d ...

High Security AI Platform Engineer (MLOps) Kubernetes/GPU

Airbus Defence & Space is seeking an AI Platform Engineer (MLOps) to develop Kubernetes environments for cutting-edge AI technology in high-security settings. Join our Architecture & Integration team at Torrejón de Ardoz Air Base, where you'll design and automate critical infrastructures. The ideal can ...

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 GTM Engineer: AI Driven Outreach & Clay Architect

Traveltechessentialist in Barcelona is seeking a Senior GTM Engineer to design and build AI-powered outbound and pipeline generation systems. The role involves creating complex workflows in Clay and ensuring high-quality data management for the sales team. The ideal candidate has over 6 years of experi ...

Senior Analytics Engineer — Hybrid/Remote AI Ready Data

SeQura is seeking a Senior Analytics Engineer to enhance its analytics enablement layer in Barcelona. The individual will create production-grade data models, ensuring data governance and precision while collaborating with cross-functional teams. Responsibilities include championing core metrics and bu ...

Staff Product Security Engineer — Remote AI/LLM Security

Okta, Inc. is seeking a Staff Product Security Engineer in Bellprat, Spain. In this role, you will conduct security reviews, guide engineering teams on secure development practices, and handle vulnerabilities. The ideal candidate will have deep technical knowledge in authentication protocols and experience au ...

Senior DL Engineer: Model Compression & Edge AI (Hybrid)

A leading tech recruitment firm is seeking a Senior Principal Consultant in Zaragoza to drive AI model optimization and deep learning initiatives. The role involves leading the training of advanced models and collaborating with top talent in the field. Applicants must have a Master's or PhD in a relevant discipl ...

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

Your mission About the opportunity As Astrafy continues to grow, we are looking for a Senior Solution Engineer to help shape and scale our technical pre-sales function. Reporting directly to the Chief Revenue Officer, you will act as the bridge between Sales, Customers, Google Clo ...

Next Gen RL Research Engineer for AI Systems

Tether in Madrid is searching for a reinforcement learning expert to drive innovation in AI model development. This role focuses on the creation and optimization of advanced models to enhance decision-making processes across varied applications. Candidates should possess a degree in Computer Science, i ...

Paid Data & AI Engineer Intern: Build Pipelines & Insights

TAPTAP Digital is seeking an Intern - Junior Data & AI Engineer for a full-time on-site position in Madrid. This internship provides practical experience in digital advertising and offers opportunities for career growth. Interns will work on developing data pipelines and workflows while collaborating with the ...

Data Science Engineer Intern — AI Driven, Spec Driven

ENAE Business School está buscando un/a pasante para el rol de SDD & AI-Driven Development Intern. El candidato ideal debe tener un MSTR en Data Science y un nivel de español B2. La pasantía se enfoca en el desarrollo de especificaciones para la plataforma Marte Website Builder y el uso de herramientas de int ...

Remote Backend Engineer II AI Powered EdTech Platforms

Teneo Education is seeking a Backend Engineer II to join their Technology Team and help build innovative AI-enabled products for the education sector. This remote position requires a strong mid-level engineer to build services and integrations that enhance learning outcomes. The successful candidate wi ...

Senior AI Infra & Platform Operations Engineer — Remote EU

jobr.pro is hiring a Senior AI Infrastructure & Platform Operations Engineer in Barcelona, Spain. In this role, you will lead technical operations within our AI Infrastructure team, ensuring reliability and optimizing performance of large-scale environments. Your responsibilities will include incident ...

Senior Backend Engineer for AI Driven Voice Platform

A dynamic tech company in Madrid is seeking a Senior Backend Software Engineer to design and develop customer-centric features on their AI-powered platform. The ideal candidate will have over 6 years' experience in back-end development focusing on Typescript and AWS, emphasizing security and scalability. You wil ...

Senior Platform Engineer – Agentic AI & Harness Engineering (Madrid)

The Role This role focuses on designing and building the agent harness: runtime, orchestration, tool and MCP integration, context and memory, evaluation, guardrails and observability. Responsibilities Design and build the agent harness: runtime, orchestration, tool and MCP int ...

AI Research Engineer (Pre training LLM & Multi Modal)

About the job 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‑modal systems. Your work will enhance intelligence, improve efficiency, and introduce new capabilities to advance the ...

Lead Technical Support Engineer: AI Driven Incident & Ops

Ingram Micro, Inc. is looking for a Lead Technical Support Engineer in Santander, Spain. This position will serve as the senior technical leader within the support organization, responsible for driving operational improvements and mentoring teams. The ideal candidate will have over 7 years of experienc ...

Senior JVM Live Debugger Engineer | AI Driven Production

A leading developer tools company in Madrid seeks a Senior Software Engineer with enterprise JVM experience. You will design and develop product features and improve reliability and security for production systems. The ideal candidate has extensive knowledge of Java and Kotlin, experience with cloud environments ...

Senior ML Platform Engineer: Build Scalable AI Infrastructure

Super is seeking a Senior Engineer to lead the development of an ML Platform that will significantly influence user experience and data-driven decisions across the organization. This position requires a blend of strategic and hands-on work, ensuring the platform supports ML adoption. The ideal candidat ...

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

Your mission About the opportunity As Astrafy continues to grow, we are looking for a Senior Solution Engineer to help shape and scale our technical pre-sales function. Reporting directly to the Chief Revenue Officer, you will act as the bridge between Sales, Customers, Google Clo ...

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

Senior DevOps / Infrastructure & AI LLM Systems Engineer (Hybrid) Yuma AI (YC W23) – Join as our first dedicated DevOps/Infrastructure Engineer. This foundational role gives you full ownership of cloud infrastructure, deployments, reliability, and scaling. Over the past two years, we buil ...

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

Overview As 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. <h ...

Senior Platform Engineer & AI Driven Tech Lead (IC)

Xe.com is seeking a Principal Engineer to lead technical direction at their Alcobendas location. This individual contributor role involves solving complex, high-impact problems while mentoring a team of engineers. You will work with cutting-edge technologies across the stack, ensuring production quality and s ...

Senior Staff Red Team Engineer – AI Cloud Security

Nscale is looking for a Senior Staff Security Engineer to lead offensive security and adversary simulation efforts. This role requires 8+ years of experience in red teaming, strong expertise in network, application, cloud, and identity security and a deep understanding of the MITRE ATT&CK framework. Yo ...

Lead Data Engineer — Build AI native Data Platforms

Visium in Barcelona is seeking a Lead Data Engineer to design, build, and scale modern data platforms for clients. The role involves assessing data landscapes, collaborating with stakeholders for robust solutions, and maintaining scalable data systems. Candidates should have over 5 years of experience, deep k ...

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 Data Engineer — Build AI Ready Data Platform

team.blue is seeking a Senior Data Engineer located in Barcelona, Spain. This pivotal role involves developing and maintaining the central data ecosystem that transforms raw data into high-value products. Candidates should have 7+ years of experience and a Master’s or PhD in a related field. The succes ...

Senior Deep Learning Engineer — Distributed Training & Production AI

A leading technology firm seeks a Senior Deep Learning Engineer in Barcelona. This role involves designing and deploying advanced deep learning models while managing the full ML lifecycle. Candidates should have a Master's or PhD in a relevant field and over 5 years of experience with deep learning systems. Stro ...

Senior AI Infra & Cloud Platform Engineer (Remote Europe)

A next-generation orchestration platform is seeking a DevOps/Infrastructure Engineer. In this pivotal role, you'll manage cloud infrastructure across AWS, GCP, and Azure, and ensure the reliability and performance of scalable systems. You should have over 8 years of experience in DevOps roles within dynamic envi ...

Lead Full Stack Engineer, AI Driven SaaS (Remote)

CoverGo | Insurtech is seeking a Lead Full Stack Engineer to drive technical vision for their enterprise-grade insurance platform. This role involves hands-on development and leading a team to integrate AI capabilities, focusing on scalable software design and continuous delivery. Located in Zaragoza, ...

Lead Technical Support Engineer: AI Driven Incident & Ops

Ingram Micro, Inc. is looking for a Lead Technical Support Engineer in Santander, Spain. This position will serve as the senior technical leader within the support organization, responsible for driving operational improvements and mentoring teams. The ideal candidate will have over 7 years of experienc ...

UK Enterprise Forward Deployed Engineer CI/CD & AI

The Consulting Solutions is looking for a Staff Forward Deployed Engineer to engage with enterprise customers in Madrid, Spain. You will play a critical role by driving the adoption of GitLab's platform in complex environments, utilizing your software engineering and consulting skills. This position in ...

Senior React Native Engineer — Hybrid, Growth & AI Tools

MindMatch is looking for a Senior React Native Engineer to build a new greenfield mobile application. You will collaborate closely with product and engineering teams, utilize AI-assisted development tools, and ensure high-quality user experiences. The role includes a competitive salary between €75,000 ...

Senior Data Engineer for AI Native Creative Platform

An innovative AI-native platform in Madrid is seeking a skilled individual with over 5 years of experience to build distributed backend infrastructure and data architecture. The role involves designing pipelines for AI outputs, ensuring real-time collaboration, and optimizing performance for creative workflows. ...

Senior Full Stack ML Engineer — Healthcare AI, Hybrid

A pioneering healthcare technology company based in Barcelona is seeking a Senior Full Stack ML Engineer to lead the development of innovative machine learning models targeted at solving complex healthcare challenges. The role demands strong Python skills, experience in data science, and the ability to mentor co ...

Lead Full Stack Engineer, AI Driven SaaS (Remote)

CoverGo | Insurtech is looking for a Lead Full Stack Engineer based in Sevilla, Spain. As a Lead, you will guide the technical vision and drive the development of our innovative SaaS insurance platform. The role involves leading engineering teams, mentoring, and integrating AI capabilities. Ideal candi ...

Senior Salesforce Engineer AI Driven Integrations & CI/CD

Checkatrade seeks a Senior Salesforce Engineer in Barcelona to architect and develop Salesforce solutions. You'll own the development lifecycle across Sales and Service Clouds, building scalable solutions and integrating with core services using event-driven architectures. The ideal candidate has exten ...

Senior Platform Engineer — AI Driven Backend on Kubernetes

Allianz Commercial is seeking a Senior Platform Engineer in Madrid, Spain, to join the Data and AI Transformation Engineering team. This role involves designing scalable backend platforms using API-driven systems on Kubernetes while ensuring compliance with financial services regulations. The ideal can ...

Senior DevOps Engineer for AI Infra & LLM Systems

A leading AI technology firm in Barcelona is seeking a Senior DevOps/Infrastructure Engineer. In this pivotal role, you will manage cloud infrastructure across AWS, GCP, and Azure, ensuring reliability and scalability of services. The ideal candidate has 8+ years of experience in DevOps roles, strong knowledge o ...

Senior Security Engineer Remote & AI‑Driven Threat Response

Mattermost is hiring a Senior Security Engineer to protect its people, infrastructure, and tooling. This role is hands-on and impacts enterprise security engineering, cloud information security, and AI-enabled threat response. Responsibilities include designing security tools, hardening infrastructure, ...

Senior GTM Engineer, RevOps — AI Powered Automation Lead

Personio is seeking a Senior GTM Engineer in Madrid to independently architect and build automated GTM workflows. This role involves mentoring, leading design initiatives, and collaborating with GTM leaders. The candidate should possess expert-level skills in Salesforce and familiarity with AI agents. Personio v ...

Data Engineer for AI Driven Data Platform (Remote)

Station F is looking for a Data Engineer to scale their data infrastructure in Barcelona. You will leverage your experience in data engineering to lead initiatives and build solid foundations for AI data products. The ideal candidate has 5+ years of relevant experience, is fluent in English, and has a ...

Senior React Native Engineer — Hybrid, Growth & AI Tools

MindMatch is looking for a Senior React Native Engineer in Barcelona to contribute to a new greenfield mobile application. You will collaborate with product and engineering teams, utilizing AI-assisted tools to enhance user experiences. The role includes a competitive salary ranging from €75,000 to €10 ...

Principal Forward Deployed Engineer – AI Native Software Development

At JetBrains, code is our passion. Ever since we started, back in 2000, we have strived to make the strongest, most effective developer tools on earth. By automating routine checks and corrections, our tools speed up production, freeing developers to grow, discover, and create. We just unveiled Jet ...

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. The role involves collaborating with cross-functional teams and integrating AI tools into workflows. Candidates should have over 6 years of experience in software development, system design s ...

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 ...

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. You will lead a team of engineers, enhancing customer experiences with an emphasis on performance and scalability. This role requires strong JavaScript skills, a solid understanding of s ...

Senior Security Engineer: AI Driven Secure DevOps (Spain)

Hopper is seeking a Senior Security Engineer to lead the security tooling and processes, ensuring applications are secure throughout their lifecycle. In this role, you will develop security tools and practices that integrate seamlessly into development workflows. The ideal candidate has over 5 years of ...

Senior Cloud SIEM Engineer — AI Driven Threat Detection

Datadog is seeking a Senior Security Engineer to focus on their Cloud SIEM product, helping to advance detection capabilities and improve security workflows. This role involves researching threats, designing investigation processes, and developing detection content for various platforms. The ideal cand ...

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