110,113+ Fullstack Ai Engineer Python Php Reactnextjs Jobs in Spain — Top Companies Hiring July 2026

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Agentic Ai Solution Architect — Client‑facing & Prototyping

Kyndryl in Madrid is looking for a Solution Architect with expertise in agentic AI systems. This role involves leading client engagements, translating business needs into solutions, and guiding AI adoption decisions. The ideal candidate will have 8-10 years of experience and be fluent in both Spanish and English ...

Senior Data Scientist, Generative Ai & Synthetic Data

Cint is seeking a Senior Data Scientist to develop AI solutions for our synthetic data platform and Exchange workflows. You will lead modeling efforts around LLMs, synthetic data generation, and data augmentation, collaborating with Product and Engineering to deliver impactful results.The role requires 5+ ...

Data Engineer Security Insights and Automation

Leading, designing, developing, and maintaining scalable and robust data pipelines and infrastructure within Roche’s DataOne ecosystem. This role involves independently building ETL/ELT processes, optimizing data storage solutions such as data warehouses and data lakes, ensuring data quality and reliabilit ...

Remote GenAI ML Expert Part Time Freelance

A leading AI platform is seeking a Machine Learning expert to work on advanced AI projects on a freelance basis. Applicants should hold a Master's or PhD in a STEM field and have at least 5 years of relevant experience in Machine Learning. Strong Python skills and an advanced level of English are essential. This ...

AI Backend Developer

AI BACKEND DEVELOPER – MADRID We are looking for an AI Backend Developer with the drive and ability to be a key member of our young and versatile sports tech development team. We are a company that pioneers and develops new cutting‑edge technologies – we would love for you to join our team and pl ...

Senior Frontend Engineer — End To End Billing Ui & Ai Tools

Perk is seeking a Senior Frontend Engineer to own the customer-facing UI within the Billing ecosystem.Experiencia, cualificaciones y habilidades interpersonales, ¿tiene todo lo necesario para triunfar en esta oportunidad? Descúbralo a continuación.You will drive frontend architecture, collaborate ...

Engineer Specializing In Cognitive Ai, Autonomous Agents And Human Interaction

Organisation/Company Funditec Research Field Engineering » Communication engineering Researcher Profile Other Profession Positions Master Positions Application Deadline 28 Sep 2026 - 09:00 (Europe/Madrid) Country Spain Type of Contract Permanent Job Status Full-time Is the job funded through the EU Research F ...

Lead Ml Engineer For Ai Chat And Production Models (Remote)

Cleo is a fast-growing fintech firm building a hyper-intelligent financial advisor experience. We are seeking a Lead Machine Learning Engineer to join the Chat Evaluations team and drive production ML work that powers engaging conversations and better user insights. You will train, deploy, and improve ML models ...

Part Time Js/Ts Engineer For Ai System Evaluation (Remote)

YO IT Consulting is seeking experienced software engineers for a remote contractor role focused on training and evaluating AI-enabled systems through real-world software engineering tasks. Candidates should demonstrate strong judgment, clear technical communication, and the ability to analyze code, arc ...

Remote Aws Devops Engineer: Kubernetes, Ci/Cd & Ai/Ml Ops

A global consulting firm is seeking a contract DevOps Engineer to work remotely for a client in Barcelona. The successful candidate will have over 7 years of experience in DevOps, with strong expertise in AWS, CI/CD tools, and Kubernetes. This is a mid-senior level role with a focus on cloud operations for large ...

Remote Aws Devops Engineer: Kubernetes, Ci/Cd & Ai/Ml Ops

A global consulting firm is seeking a contract DevOps Engineer to work remotely for a client in Barcelona. The successful candidate will have over 7 years of experience in DevOps, with strong expertise in AWS, CI/CD tools, and Kubernetes. This is a mid-senior level role with a focus on cloud operations for large ...

Remote Aws Devops Engineer: Kubernetes, Ci/Cd & Ai/Ml Ops

A global consulting firm is seeking a contract DevOps Engineer to work remotely for a client in Barcelona. The successful candidate will have over 7 years of experience in DevOps, with strong expertise in AWS, CI/CD tools, and Kubernetes. This is a mid-senior level role with a focus on cloud operations for large ...

Senior App Sec Engineer Ai Driven Secops & Ci/Cd Remote

AgileEngine, based in Barcelona, Spain, is seeking a Senior Application Security Engineer to architect and build automated security layers within the SDLC and CI/CD tooling across a financial services program.The role focuses on Python/Java development for deploying SAST, DAST, and SCA tools, delivering co ...

Senior Ai Product Engineer Platform & Infra £90,000 £130,000 A Year

Seeking a Senior AI Product Engineer to design and implement scalable backend services and API development for AI feature development in a B2B tech company. ...

End To End Data & Ml Engineer (Latam) — Ai Driven Pipelines

Medium is looking for a skilled Data/ML Engineer to join their team in Spain. The role involves designing, building, and maintaining data pipelines for AI-driven applications. Candidates should have over 8 years of data engineering experience with a focus on MLOps, and excellent communication skills in English. ...

Senior Ai Driven Product Security Engineer €74.000 €101.000 A Year

Okta is looking for a Staff Product Security Engineer in Barcelona, Spain. The successful candidate will conduct security reviews, provide guidance on secure development practices, and engage in penetration testing responsible for safeguarding Okta's products. This role requires strong technical knowledge of aut ...

Senior Agile Qa Engineer: Ai Driven, Hands On And Autonomous

A dynamic talent company in Spain is seeking a Senior Agile QA Engineer to join a high-performing product squad. The candidate will lead testing strategies under a hands-on role, emphasizing automation and AI-enhanced practices. Responsibilities include defining test scopes and collaborating closely with develop ...

Remote Aws Devops Engineer: Kubernetes, Ci/Cd & Ai/Ml Ops

A global consulting firm is seeking a contract Dev Ops Engineer to work remotely for a client in Barcelona. The successful candidate will have over 7 years of experience in Dev Ops, with strong expertise in AWS, CI/CD tools, and Kubernetes. This is a mid-senior level role with a focus on cloud operations for lar ...

Software Engineer: Build Impact With Ai & End To End Ownership

Bending Spoons is seeking engineers to help build impactful software across diverse stacks. The role emphasizes AI integration, end-to-end ownership, and driving fast, reliable delivery while maintaining high standards. You’ll work in a highly ambitious, small-team setting with strong growth opportunities. Locat ...

Senior French Prompt Engineer – Clinical Ai / Llm | Remote In Europe

Senior French Prompt Engineer – Clinical AI / LLM | Remote in EuropeWe are looking for aSenior French-speaking Prompt Engineer / Applied Research Scientistto contribute to the development ofAI-powered clinical documentation systems.In this role, you will work at the intersection ofAI research, prompt engineering ...

Ai Model Evaluation Devops Engineer €70.000 €80.000 A Year Remote

ALDIA es una empresa internacional con sede central en Londres, con presencia en España y Suecia. Nos especializamos en la consultoría tecnológica y de ingeniería.ALDIA trabaja con su propio grupo de consultores para mejorar la calidad y aportar soluciones tecnológicas e innovadoras.En la actualidad, ...

Software Engineer: Build Impact With Ai & End To End Ownership

Bending Spoons is seeking engineers to help build impactful software across diverse stacks.Todos los posibles candidatos deben leer con atención los siguientes detalles de este trabajo antes de presentar una candidatura.The role emphasizes AI integration, end-to-end ownership, and driving fast, re ...

Associate Applied Ai Engineer (Scale Emea/German Speaking) 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 Intelligence ...

Ingeniero/A De Datos E Inteligencia Artificial (Data & Ai Engineer)

Somos FERCHAU, empresa especializada en servicios de Ingeniería e IT. Contamos actualmente con un equipo de 300 profesionales, con oficinas ubicadas en Madrid, Bilbao, Barcelona, Sevilla y Valencia. Las cualificaciones, habilidades y toda la experiencia relevante necesaria para este puesto se pueden ...

Founding Full Stack Ai/Ml Engineer For Real Time Decisions

Loiale is seeking a founding full‑stack AI/ML Engineer to build the core system from the ground up. You will work directly with the founders to define the product, architecture, and engineering culture, shaping decisions across product, data, and AI layers using real customer data and outcomes. You will ship acr ...

Founding Full Stack Ai/Ml Engineer For Real Time Decisions

Loiale is seeking a founding full‑stack AI/ML Engineer to build the core system from the ground up.Compruebe a continuación si tiene lo necesario para esta oportunidad y, si es así, envíe su solicitud lo antes posible.You will work directly with the founders to define the product, architecture, an ...

Senior Ai Infrastructure & Platform Operations Engineer (Remote In The Eu)

Mirantis is the Kubernetes-native AI infrastructure company, enabling organizations to build and operate scalable, secure, and sovereign infrastructure for modern AI, machine learning, and data-intensive applications. By combining open source innovation with deep expertise in Kubernetes orchestration, Miranti ...

Ai & Llm Quality Assurance Engineer (Hybrid) €35.000 €45.000 A Year

Junior QA Engineer needed for a cybersecurity company in Barcelona to ensure system quality, perform manual testing, collaborate with developers, and track bugs. Ideal for a career starter aiming for software development. ...

Ai Driven Qa Engineer — Automation Focus €55.000 €65.000 A Year

Computer Engineering graduate needed for software validation and automation within the Galileo project. Responsibilities include test execution, automation, and defining new test cases. ...

Ai Native Operations Engineer — Ship Real Solutions €30.000 A Year

Arrow Components is hiring a Business Development Representative to drive Palo Alto Networks growth in Spain's cybersecurity market. The role focuses on partner management, sales generation, and collaboration. ...

Lead Ai Engineer Castro Up To €95.000 A Year Remote

Lead AI Engineer – Remote (Spain) | Global FinTech Location: Remote (must be based in Spain)Salary: Up to €95,000Requirements: Bachelor's or Master's degree in Computer Science or related field The ClientOur client is a global fintech innovating in cross-border payments, helping businesses world ...

Remote Aws Devops Engineer: Kubernetes, Ci/Cd & Ai/Ml Ops

A global consulting firm is seeking a contract Dev Ops Engineer to work remotely for a client in Barcelona. The successful candidate will have over 7 years of experience in Dev Ops, with strong expertise in AWS, CI/CD tools, and Kubernetes. This is a mid-senior level role with a focus on cloud operations for lar ...

Ingeniero/A De Datos E Inteligencia Artificial (Data & Ai Engineer)

Somos FERCHAU, empresa especializada en servicios de Ingeniería e IT. Contamos actualmente con un equipo de 300 profesionales, con oficinas ubicadas en Madrid, Bilbao, Barcelona, Sevilla y Valencia.Seleccionamos a personas clave que quieran formar parte de una empresa estable, con amplia trayectoria y que además ...

Senior Frontend Engineer — End To End Billing Ui & Ai Tools

Perk is seeking a Senior Frontend Engineer to own the customer-facing UI within the Billing ecosystem. You will drive frontend architecture, collaborate with product and design, and set early architectural directions as the team scales. You will work in a cross-functional, small-squad environment focused on owne ...

Lead Ai Engineer Castro Up To €95.000 A Year Remote

Lead AI Engineer for a global fintech company, focusing on ML solutions, LLMs, NLP, and microservices. Must be based in Spain. ...

Senior Ai Product Engineer Platform & Infra £90,000 £130,000 A Year

Seeking a Senior AI Product Engineer to design and implement scalable backend services and API development for AI feature development in a B2B tech company. ...

Lead Ai Driven Product Security Engineer €74.000 €101.000 A Year

About the role At Stack AI, security is how we earn the trust of the enterprises building AI assistants on our platform. We're hiring a hands‑on (Senior) Product Security Engineer to design, build, and harden the secure architecture at the core of the product, working as a technical partner to our Core engineeri ...

Senior French Prompt Engineer – Clinical Ai / Llm | Remote In Europe

Senior French Prompt Engineer – Clinical AI / LLM | Remote in EuropeWe are looking for aSenior French-speaking Prompt Engineer / Applied Research Scientistto contribute to the development ofAI-powered clinical documentation systems.In this role, you will work at the intersection ofAI research, prompt engineering ...

Senior French Prompt Engineer – Clinical Ai / Llm | Remote In Europe

Senior French Prompt Engineer – Clinical AI / LLM | Remote in EuropeWe are looking for aSenior French-speaking Prompt Engineer / Applied Research Scientistto contribute to the development ofAI-powered clinical documentation systems.In this role, you will work at the intersection ofAI research, prompt engineering ...

Senior .Net Full Stack Engineer — Lead Ai‑driven Research Platform

Frontiers seeks a Senior Full-Stack Engineer with a strong backend focus to build and evolve the RTM application.Sea uno de los primeros solicitantes, lea la descripción completa del puesto a continuación y luego envíe su candidatura para que sea considerada.You will own complex backend systems an ...

Senior App Sec Engineer Ai Driven Secops & Ci/Cd Remote

AgileEngine, based in Barcelona, Spain, is seeking a Senior Application Security Engineer to architect and build automated security layers within the SDLC and CI/CD tooling across a financial services program.La siguiente información tiene como objetivo proporcionar a los posibles candidatos una mejor comp ...

Remote Aws Devops Engineer: Kubernetes, Ci/Cd & Ai/Ml Ops

A global consulting firm is seeking a contract DevOps Engineer to work remotely for a client in Barcelona.No deje pasar esta oportunidad, inscríbase rápidamente si su experiencia y habilidades coinciden con lo que se indica en la siguiente descripción.The successful candidate will have over 7 years o ...

Full Stack & Ai Automation Engineer — Hybrid (Up To 50% Remote)

A leading global materials provider in Oviedo is seeking a Full Stack & AI Automation Developer to build automation solutions and AI-assisted applications.¿Es este el puesto que está buscando? Si es así, siga leyendo para obtener más detalles y no olvide enviar su solicitud hoy mismo.You will design ...

Senior App Sec Engineer Ai Driven Secops & Ci/Cd Remote

Agile Engine, based in Barcelona, Spain, is seeking a Senior Application Security Engineer to architect and build automated security layers within the SDLC and CI/CD tooling across a financial services program. The role focuses on Python/Java development for deploying SAST, DAST, and SCA tools, delivering code‑l ...

Senior .Net Full Stack Engineer — Lead Ai‑driven Research Platform

Frontiers seeks a Senior Full-Stack Engineer with a strong backend focus to build and evolve the RTM application. You will own complex backend systems and full‑stack features end‑to‑end, from specification refinement to production monitoring, in a distributed. NET/Vue environment.You’ll modernise legacy Angular ...

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    Fullstack Ai Engineer Python Php Reactnextjs Jobs in Spain Job Search Guide, Trends and Insights