60,625+ Fullstack Python Web Developer Jobs in Spain — Top Companies Hiring September 2026

Professional job seekers finding Spain jobs through Expertini
750,000+ professionals on Expertini 750,000+ Candidates
Join our global community
Expertini Penguin Mascot Resume Score™
Resume Score™ Instantly
Upload Your CV
Quick 30-second process

Apply Today & Jumpstart Your Career on Expertini, Trusted Since 2008.

Reset

Create Job Alert

 
   
Reset

Consultor/a de Transformación Digital & Data – Remoto

ALTEN Spain está buscando un/a Consultor/a de Transformación Digital y Data para liderar proyectos de optimización de procesos y digitalización en el sector energético. Se valora experiencia en SAP y entornos cloud, con dominio de Python y APIs seguras, trabajando en equipo multidisciplinar. La posició ...

Senior Enterprise AI Architect Data & ML Leadership

Virtusa busca un Arquitecto de IA para liderar la arquitectura empresarial y traducir conceptos en soluciones listas para producción. El rol involucra dirigir un pequeño equipo de arquitectos de IA y definir la estrategia de IA a nivel empresarial, trabajando en plataformas como AWS, Azure y Databricks. < ...

Senior Data Scientist & ML Engineer: Modelos en Producción

Capitole busca un/a Senior Data Scientist / Machine Learning Engineer para unirse a un equipo internacional de datos. Participará en el ciclo completo de vida de modelos, desde el análisis de datos y la experimentación hasta el despliegue y monitorización en producción, colaborando estrechamente con perfiles ...

Líder de Proyectos de Contratación y Canales

Naturgy, grupo energético global con sede en Madrid, busca un profesional para asegurar la excelencia operativa de Contratación y Atención a Canales. Coordinará la mensajería entre áreas y fomentará un flujo de información claro, trazable y alineado con los procesos del NewCo y del backoffice. Se valor ...

Técnico/a de Monitorización Senior (24/7) – Grafana/ELK

IRIUM en Barcelona busca un/a Técnico/a de Monitorización con más de 5 años de experiencia para operar y mantener plataformas de monitorización corporativas de alta disponibilidad. Se valoran habilidades en Grafana, ELK (Elasticsearch-Logstash-Kibana), CheckMK y monitorización sintética con JMeter, junto con ...

Ingeniero/a de Robótica y Visión Industrial (Híbrido)

Neotalent Conclusion en Leganés (Madrid) busca un profesional en robótica y visión artificial para diseñar soluciones industriales y liderar proyectos con clientes. La posición es híbrida (1 día teletrabajo) y contrato indefinido. Se requiere experiencia en visión industrial, integración de robots y pr ...

Especialista SAP AI & BTP: Implementación IA Generativa

Seidor busca un Especialista en SAP Business AI y BTP para liderar la implementación de soluciones de IA Generativa dentro del ecosistema SAP, desplegando Joule en S/4HANA, SuccessFactors, Ariba y CX. Serás responsable de orquestar agentes inteligentes, integrar modelos en arquitecturas cloud y diseñar ...

Aeronautical Engineer — GNSS Systems & Data Analytics

GMV busca Ingeniero/a Aeronáutico para unirse al equipo y llevar a cabo actividades relacionadas con la implementación del sistema EGNOS V3 y el mantenimiento del sistema EGNOS V2. Entre sus funciones estará el despliegue y coordinación de equipos multidisciplinares en aeropuertos y el desarrollo de scripts p ...

Senior Vehicle Dynamics CAE Engineer – Hybrid Role

Applus+ IDIADA is seeking an experienced Vehicle Dynamics Engineer to drive advanced simulations for chassis and vehicle development. You will build chassis models, run virtual evaluations, and optimize parameters to meet performance targets while delivering clear reports and customer presentations. Th ...

Site Reliability Engineer — Scale AI Infra on AWS

Restb, Barcelona-based, is seeking a Site Reliability Engineer to design, implement, and maintain scalable production systems on AWS with a focus on reliability, performance, observability and cost-efficiency. Join a dynamic, hybrid team that values automation and growth. The role offers global impact, ...

Senior Data Engineer Real Time Data Pipelines & Snowflake

Benjamin is seeking a Senior Data Engineer to advance our data platform powering MoMos rewards and everyday actions. You will build end-to-end data pipelines, integrate systems, and enable real-time analytics across product, payment, advertising, and partners. You will own Snowflake pipelines, apply db ...

Analytics Engineer: Data & AI Platform Specialist

Allianz Spain busca un Analytics Engineer de Operations Steering para diseñar y mantener activos de datos que soporten reporting, analítica avanzada e IA. Trabajarás en modelado de datos orientado a reporting y en la elaboración de soluciones con Power BI, SQL, Python y PySpark para asegurar calidad, rendimie ...

Claims Data & Insights Analyst (Power BI)

Allianz España está buscando un Business Analyst Senior para liderar la analítica de procesos y calidad en la gestión de siniestros. Se encargará de extraer y explotar datos, monitorizar indicadores y diseñar cuadros de mando en Power BI. Se requiere grado en ingeniería o ciencias afines, sólido domini ...

Consultor de Automatización e IA Aplicada | IA Generativa

FI Group by Epsa busca un/a Consultor/a de Automatización e IA Aplicada para diseñar soluciones que automaticen procesos de gestión documental y extracción de datos. Analizar necesidades de negocio, desarrollar en Python y aplicar OCR e IA Generativa para clasificación y generación de informes. Trabaja ...

AI Data Engineer — Cloud Scale Data Pipelines

Schneider Electric is seeking a hands-on Data Engineer with strong AI experience to design, develop, deploy and support scalable, cloud-native data solutions. You will collaborate with product, architecture, DevOps, and analytics teams to deliver reliable data platforms and post-production support in an Agile ...

Observability Trainee: Build Reliable, Scalable Systems

Grifols in Spain is seeking a motivated Observability Trainee to join our IT Operations / Platform Engineering team in Parets del Vallès. You will support the design, implementation and maintenance of monitoring solutions to ensure performance, availability and reliability of systems and applications. ...

Remote Data Science Intern: Generative AI & Cybersecurity

CrowdStrike is offering a fully remote Data Science Internship in Barcelona, starting July 1, 2024. You will work on innovative applications of generative AI technologies in cybersecurity, collaborating with Sr. Data Scientists. The ideal candidate is pursuing a PhD or Master's degree in Computer Scien ...

Cloud Data Architect (NoSQL & AWS DynamoDB)

dLocal is looking for a Cloud Architect specializing in NoSQL and AWS to expand our cloud data capabilities at scale. You will own production DynamoDB workloads, drive data modeling, capacity planning, and cross-region patterns, while collaborating with distributed teams to maintain reliability. You wi ...

LLM Engineer | Quantum AI & Model Optimization (Hybrid)

A dynamic technology company is seeking a Junior/Mid-level Machine Learning Engineer to join their team in Zaragoza. The role involves designing techniques to improve Large Language Models using innovative quantum technologies. Candidates should have at least 2 years of experience in deep learning, excellent Pyt ...

Senior AI/ML Engineer — Production Grade Pipelines

Visium is seeking an AI Machine Learning Engineer in Barcelona to develop and deploy advanced AI initiatives. Candidates should have a strong background in Python and AI/ML architectures, combined with hands-on experience in cloud infrastructure and MLOps. This role emphasizes collaboration in R&D-heav ...

Data Engineer: Build Real Time Data Pipelines & ML

Schwarz Digits seeks a Data Engineer to craft scalable data solutions in Barcelona, Spain. You will build and optimize batch and real‑time pipelines, develop ML‑driven features, and work closely with stakeholders to translate business needs into robust data architectures. Required skills include Python ...

AI Software Engineer — Generative AI for Energy Systems

Iberdrola busca un Ingeniero/a de Software enfocado en IA para desarrollar soluciones de IA generativa y arquitecturas modernas en un entorno internacional. Deberás colaborar con equipos de negocio, datos, arquitectura y ciberseguridad para convertir casos de uso en valor real. Se valorará experiencia ...

Senior Optimization Scientist – Hybrid (Aviation/Tech)

A technology company is seeking a Senior Optimization Scientist to work on complex optimization problems in the aviation sector. You will design and implement advanced optimization algorithms and collaborate with cross-functional teams to develop innovative solutions. The ideal candidate has 3-4 years of experie ...

Production AI Agent Engineer for Scalable LLM Systems

Mondia in Madrid is seeking a software engineer to build production AI agents and related tooling. You will own the agent logic, data layers, and pipelines, delivering reliable, scalable systems for internal use across engineering teams. You will write clean Python, work on RAG pipelines, Postgres sche ...

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 ...

Remote Industry Solutions Architect for Enterprise Growth

MongoDB is seeking a technologist to join the Industry Solutions Team (IST) in a remote/flexible role based out of Barcelona, with up to 25% travel to cover EMEA and global events. You will lead technical demos, create industry-focused content, and collaborate across Marketing, Sales, and Product to drive go- ...

Senior Test Automation Engineer: Backend & AI

Dev.Pro, a remote‑first European technology partner, is seeking a Senior Test Automation Engineer to drive end‑to‑end QA for a fintech data platform. You will own automation for backend services, AI‑related components, and complex integrations, collaborating with distributed engineering teams to ensure high q ...

Senior ML/AI Engineer — Hybrid in Barcelona

Aristocrat Leisure's Product Madness team in Barcelona seeks an experienced ML/AI Engineer to deploy models that enhance game features, player experiences, and operational efficiency. You'll refine data pipelines with Python and SQL, and contribute to projects involving LLMs, RAG systems, and agentic AI. ...

Staff Backend Engineer, MMO Servers (Hybrid in Barcelona)

Scopely is seeking a Staff Server Engineer for a new unannounced project based in Barcelona, Spain. This role involves leading the development of large-scale backend features for our game in a hybrid work environment. Ideal candidates will have experience in back-end systems for MMO games, strong leade ...

Data Scientist – Modelos de Empresas (CDAIO) | Madrid

Banco Santander SA está buscando un Data Scientist para Madrid, enfocado en modelos para clientes corporativos y toma de decisiones. Se valorarán capacidades en big data, IA y una visión orientada a resultados en un entorno híbrido con colaboración entre áreas. El candidato ideal posee más de 3 años de ...

Full Stack Engineer: IoT Driven Frontend & Backend (Hybrid)

Jet Aviation is seeking a motivated Full-Stack Software Engineer to join the Madrid‑based IFX team, building the In‑Flight Entertainment system. You will develop across the stack with React, Vue.js, or Angular on the frontend and C#, Java, or Python on the backend, applying Clean Architecture, CQRS, and Event ...

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, ...

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 ...

Especialista Detección y Respuesta a Incidentes Teletrabajo

MAPFRE en Majadahonda, Madrid, busca un profesional senior en seguridad de la información para integrarse en nuestro CERT y liderar proyectos de detección, respuesta y mejora continua. Participarás en casos de uso basados en MITRE ATT&CK, DETT&CT y MAGMA, con foco en automatización y cumplimiento de normativa ...

Principal Forward Deployed AI Deployment Engineer

JetBrains is seeking a Principal Forward Deployed Engineer to deploy its JetBrains Central platform into complex enterprise environments. This role involves advising customer engineering teams and mentoring other engineers, focusing on AI-native development. Successful candidates will have experience in software ...

Senior Data Engineer Remote, Unlimited PTO

BlueThrone, based in Barcelona, is looking for a Data Engineer to design and manage scalable data infrastructure. This role involves building data pipelines, leading dbt projects on BigQuery, and developing BI dashboards. The ideal candidate will have over 5 years of experience in data engineering, strong Python ...

Remote Senior Staff SRE Global Cloud Reliability

Palo Alto Networks is seeking an experienced SRE to join a fully remote, distributed team. You will manage large-scale production environments across multi-clouds, implement robust monitoring with Prometheus and Grafana, and drive automation with Python. The role requires strong self-management in a fa ...

Senior ML Engineer Gaming Personalization, Hybrid/Remote

Tripledot Studios Limited is seeking an ML Engineer to join our AI group in Barcelona. You will design and implement personalization models for our mobile games, collaborating with data engineers, researchers, and product teams to improve retention and revenue. You’ll prototype production-ready code, r ...

Staff ML Engineer: Lead Architecture, Mentorship & Impact

Visium in Barcelona is looking for a Staff Machine Learning Engineer to lead high-impact projects and mentor teams. This role involves guiding a technical team, contributing to ML methodologies, and translating client needs into technical solutions. Ideal candidates have 6-8 years of experience in machine learni ...

Engineering Manager, MAAS — Remote Global Team Leader

A leading open source software provider is seeking an Engineering Manager for its MAAS team. This remote position invites candidates from EMEA or the Americas. Responsibilities include leading engineering teams, mentoring talent, and driving software innovation. Candidates should have a strong background in Pyth ...

Senior ML Engineer for Travel Growth (Hybrid, Equity)

BizAway S.r.l. in Barcelona is hiring a Senior Machine Learning Engineer to join their Data & Analytics Team. You will design ML-powered data products, collaborate with cross-functional teams, and own the lifecycle of ML models. The ideal candidate has 5-8 years of experience, strong Python skills, and a Master' ...

Data Engineer — Scalable Marketing Data & AI Pipelines

Q-tech, in partnership with a large European technology company, is seeking a Data Engineer to join a cutting-edge Marketing & Communication squad working on one of Europe’s largest loyalty apps with 130M users. You will design scalable data pipelines, collaborate with cross-functional teams, and contr ...

Threat Hunter: Cazador Proactivo de Amenazas

S2 Grupo busca un/a Especialista en Threat Hunting para unirse al equipo de seguridad. Identificará amenazas proactivamente, monitorizando eventos de red y sistemas, y colaborará con equipos para mejorar detección y respuesta. Se valorará experiencia en redes, entornos cloud y OS, programación en Pytho ...

Lead Data & AI Engineer (GCP, ELT Pipelines, BigQuery)

Jungle 21, S.A. busca un líder técnico en Data Engineering para dirigir equipos y proveedores, enfocándose en costos y rendimiento en BigQuery. Se trabajará con pipelines ELT usando Dataform y SQL dentro de una arquitectura Medallion en un entorno GCP. El candidato debe dominar ingesta con Cloud Run y ...

Líder BIM para Transmisión Eléctrica

WSP busca un/una Coordinador/a BIM para Liderar la implantación BIM en proyectos de transmisión eléctrica en Valladolid, Madrid, Santander y/o edificación. Deberá coordinar BIM de infraestructuras, gestionar BEP/MIDP/MPDT, y garantizar calidad y cumplimiento normativo. Se valorará experiencia con CDE ( ...

Senior Quantitative Treasury & ALM Risk — Analytics

Ebury Group in Madrid is seeking a Senior Quantitative Treasury/ALM Risk Modelling & Analytics professional to lead advanced risk models and hedging strategies. You will work on liquidity risk simulations, VaR calculations, and multi‑currency scenarios in a hybrid office setup. Ideal candidates bring 5 ...

AI Insights Data Analyst Drive CX & Product Improvements

Cognizant Netcentric in Barcelona is seeking a Data Analyst to translate AI-generated insights from customer call transcripts into actionable product and operational improvements. You will work with Data Scientists and Product Managers to bridge the gap between insights and real-world implementation, focusing ...

Líder de Práctica de IA|Estrategia, Arquitectura y Negocio

Exceltic busca un/a AI Practice Lead para construir desde cero la práctica de Inteligencia Artificial en Madrid, con modalidad híbrida. Liderarás la definición de la visión, roadmap y la entrega de soluciones innovadoras para clientes. Se requiere experiencia de 6 a 9 años en consultoría tecnológica y ...

Senior AI Knowledge Base & Graph Scientist (Hybrid)

Santander, based in Spain, is seeking a Senior AI Scientist to lead the local implementation and evolution of the AI Knowledge Base. You will shape graph schemas, entity resolution, metadata structures, and retrieval pipelines in collaboration with global teams. The role demands 5–10 years in AI or ML ...

Senior GenAI Engineer Hybrid Work & Impact

Capgemini en Madrid busca un Ingeniero Senior de GenAI para liderar el diseño y desarrollo de aplicaciones de IA que integran modelos de lenguaje en entornos cloud. Colaborarás con equipos de Data & AI para crear servicios backend y pipelines de RAG, empleando herramientas como LangChain y diversas plataforma ...

🚀 Boost Your Hiring Chances with Our AI-Powered Tool-Kit

Stand out from thousands of applicants. Use our proven career tools to optimize your applications and land your dream job faster.

To-Do Planner

Organize your job search and personal tasks. All data is confidential.

Open Planner

Wellbeing Center

Access your confidential wellness report and resources to manage job search stress.

Check Wellbeing

Skill Coach

Plan your skill development with O*NET support to stay competitive in your field.

Start Coaching

Outfit Helper

Get AI-powered suggestions on what to wear for your next interview.

Find Outfit

Income Tax Calculator

Plan your finances with our calculator, updated for 2025 tax regulations.

Calculate Tax

Salary Benchmark

Get accurate, AI-supported salary trends to know your worth and negotiate better.

Check Salaries

Interview Practice

Practice for any interview with AI-enabled Q&A sessions. All data is private.

Start Practicing

Interview Predictor

Use our AI-supported tool to predict potential interview questions based on your resume.

Predict Questions

Interview Practice Timer

Use our mock interview trainer to perfect your answers under timed conditions.

Start Timer

Behavioral Mastery

Ace tricky behavioral interviews with our AI-powered practice module.

Master Answers

Question Journal

Confidentially record interview questions you were asked for future reference.

Open Journal

Interview Ace

A comprehensive tool to help you master every aspect of your interviews.

Become an Ace

Q&A Logs

Confidentially track your answers to common questions and refine them over time.

View Logs

Application Planner

Schedule and organize your job applications in one confidential planner.

Open Planner

Cover Letter Tool

Create perfect, tailored cover letters for each application with AI support.

Generate Letter

Resume Score

Get instant feedback on your resume with our NLP-supported analysis tool.

Check My Score

ATS Score

Check your resume's compatibility with Applicant Tracking Systems (ATS).

Check ATS Score

Application Analyzer

Use AI to analyze job descriptions and optimize your application materials.

Analyze Application

Career Visualizer

Confidentially plan and visualize your long-term career path and goals.

Visualize My Career

Offer Genius

Get intelligent insights and strategies to confidently negotiate job offers.

Negotiate Offers

JobFlow

Track your entire job search progress from application to offer with this intelligent tool.

Track My Flow

JobSense

Our intelligent matching engine that provides smart job recommendations.

Get Smart Matches

Networking Toolkit

Tools to build and manage your professional connections. All data is confidential.

Build Network

Professional CV

A classic, O*NET supported template for corporate and professional roles.

Use This Template

Executive CV

A premium, O*NET supported template designed for senior and C-level positions.

Use This Template

Modern CV

A fresh, stylish, O*NET supported template perfect for tech and modern industries.

Use This Template

Creative CV

A visually distinct, O*NET supported template for design and artistic roles.

Use This Template

Minimalist CV

A clean, simple, O*NET supported template that focuses purely on content.

Use This Template

Europass CV

The standard European Union recommended format for wide compatibility.

Use This Template

Student CV

An institution-recommended template perfect for internships and first jobs.

Use This Template

Graduate CV

An institution-recommended template for recent graduates entering the workforce.

Use This Template

Academic CV

The researcher-recommended format for roles in academia and research.

Use This Template

Developer/IT CV

A tech-savvy recommended template to highlight your technical skills.

Use This Template

Skilled Worker CV

A trades-recommended template to showcase hands-on skills and experience.

Use This Template

Monochrome CV

A sleek, black-and-white, O*NET supported template for a professional look.

Use This Template

Art CV

An artist-recommended template that allows your creativity to shine.

Use This Template

Harvard CV

A researcher-recommended template based on the classic Harvard format.

Use This Template

Volunteer Research

Help us improve our platform by joining our community research program.

Join Research

Review Us

Share your experience with our tools to help other job seekers.

Share Experience

Register

Create your free account to save jobs, build your profile, and track applications.

Create Account

Login

Access your dashboard, manage applications, and continue your job search.

Access Your Account

Profile Builder

Create a comprehensive professional profile that attracts recruiters and showcases your skills.

Build Your Profile

View Profile

See your public profile exactly as employers will see it. Make sure it's perfect.

Preview Profile

Bookmarked Jobs

Keep track of all your saved job opportunities in one organized place.

View Saved Jobs

Your Reviews

View and manage all the company reviews you've submitted.

See Your Reviews

Following

Manage the list of companies you follow to stay updated on their new openings.

Manage Following

Find Companies

Discover and research top employers in your country and industry.

Discover Employers

Standalone CV Builder

Use our O*NET supported CV builder to create a professional resume from scratch.

Build Your CV

PDF to DOC (Beta)

Convert your PDF resumes or documents into editable Word (DOC) format.

Convert PDF

DOC to PDF (Beta)

Create universally compatible PDF documents from your Word (DOC) files.

Create PDF

General FAQ

Find answers to common questions about our job site and platform.

Read FAQ

Job Seekers FAQ

Get help and find answers to questions specifically for job seekers.

Get Help

Job Matching

Learn about the technology and algorithms behind how we match you to jobs.

Learn How

Personalized Matching

Discover how we use your profile and activity to provide customized job suggestions.

Learn More

Quick Apply

Understand our fast application process and how to make the most of it.

Learn More

Alert Frequency

Learn how to manage your job alert settings so you get the updates you want.

Manage Settings

Job Alerts Guide

A complete guide to understanding how job alerts work and how to use them effectively.

Read Guide

Resume Matching

Learn how our system matches your resume to job requirements.

Learn More

Ethical Branding

Read our guide to building a professional and ethical personal brand.

Read Guide

Candidate Visibility

Learn how to increase your visibility to recruiters on our platform.

Increase Visibility

Verified Badge

Find out how you can get a verified badge to build trust with employers.

Get Verified

AI ATS Technology

Learn about the advanced AI and ATS technology that powers our platform.

Learn More

ATS Ranking

Understand how Applicant Tracking Systems rank you as an applicant.

Learn More

Semantic Matching

Learn how our AI-powered semantic matching goes beyond keywords.

Learn More

    Fullstack Python Web Developer Jobs in Spain Job Search Guide, Trends and Insights