152,492+ Lead Python Developer Jobs in Spain — Top Companies Hiring June 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

Data Scientist — Customer Behavior & Asset Analytics

Cabot Financial Spain seeks a commercially minded Data Scientist to join the Group Decision Science team. The role involves analyzing customer behavior using machine learning techniques for optimization in collections and distressed assets. Candidates should have a numerical degree, at least 2 years of relevant ...

Real Time DSP Engineer: Bayesian Estimation & Sensor Fusion

ARQUIMEA in Madrid seeks a skilled Digital Signal Processing Engineer. The ideal candidate will design, implement, and validate algorithms for real-time systems, utilizing their expertise in digital signal processing and Bayesian methods. Required qualifications include a Master's degree in a relevant field and ...

Senior Genesys Cloud Engineer & Integrations Architect

Cross Border Talents is seeking a Senior Genesys Cloud Engineer in Barcelona to design and implement complex flows and routing logic within a cloud contact center. This role involves working closely with engineering teams to create scalable, high-performance integrations and troubleshoot performance issues. Cand ...

Consultor/a Funcional Banca — Carrera y Proyectos Innovadores

Inetum busca un/a Consultor/a Funcional Banca para unirse a su equipo en Bilbao. Se requiere un mínimo de 2 años de experiencia en consultoría bancaria y formación en ADE o similar. Los conocimientos en SQL y Python son valorables. Se ofrece un contrato indefinido, flexibilidad horaria y un programa de formación ...

Simulation Intern: Shape Digital Twins for Lab Systems

F. Hoffmann-La Roche Gruppe à Sant Cugat del Vallès recherche un stagiaire pour collaborer à la conception de simulations avancées. Le stagiaire participera à la création de 'Jumeaux numériques' pour les solutions de laboratoire de nouvelle génération. Les exigences incluent une formation en ingénierie, une soli ...

Real Time Fraud Analytics Architect

Satispay in Barcelona is looking for a Fraud Data Analyst to design real-time defense strategies against payment fraud. You will create rules to optimize fraud detection, manage a decisioning engine, and analyze patterns to mitigate risks. The ideal candidate has 3-7 years of relevant experience, strong skills i ...

Beca de Ingeniería de Software — Multidisciplinar y Flexible

Sener Aerospace & Defence busca un/a becario/a en Sistemas Electromecánicos para su centro de Tres Cantos o Bilbao. Se integrará en un equipo multidisciplinar para el desarrollo de equipos electrónicos de control. Requiere Máster/Grado en áreas técnicas, alto nivel de inglés y conocimientos en C/C++, C# y Python ...

Staff AI Engineer: AI Agents, LLMs, Scalable Systems

Aircall is looking for a Staff AI Software Engineer in Madrid to design and develop AI-driven features that provide customer value. The ideal candidate has over 5 years of software development experience in languages like TypeScript and Python, with a strong emphasis on AI and team collaboration. The role includ ...

Senior Data Scientist: Paid Marketing Optimization & Growth

Preply in Bellprat, Spain is seeking a Data Scientist to enhance our performance marketing strategies. This role involves collaborating with marketing teams, developing machine learning models, and designing A/B tests. The ideal candidate will possess strong skills in SQL and Python, along with extensive experie ...

Senior Biostatistician: Clinical Trials & Regulatory

Fundación Parque Científico de Madrid seeks a skilled individual to own the statistical strategy behind clinical evidence. The role involves supporting clinical trials and regulatory interactions, designing efficient studies, and optimizing trial efficiency while preserving statistical significance. Candidates s ...

Demand Forecasting Trainee – S&OP & Analytics

Werfen in Spain is seeking a candidate to analyze database quality and improve demand forecasting accuracy. The role includes managing the demand process, collaborating with marketing teams across different regions, and participating in performance indicator development. Ideal candidates will have a ba ...

Automation Test Engineer, GNSS & Timing (Granada)

A leading technology company in Granada is looking for a Software Test Engineer to join their team. You will be responsible for designing and maintaining automated tests for their Timing and GNSS Simulation Products. Ideal candidates will have a BS Degree in Computer Science, 1-2 years of experience, and knowled ...

Ingeniero/a de Señalización y Enclavamientos

Nertus, parte del Grupo Siemens y RENFE, busca un ingeniero/a de enclavamientos ferroviario para diseñar e implementar soluciones de señalización ferroviaria. El trabajo se desarrolla en un entorno híbrido en Madrid, enfocado en proyectos nacionales e internacionales. Los/as candidatos/as ideales deben ...

DevOps Engineer – Pharma AI Platforms (AWS/Azure)

WayOps busca un Ingeniero de Plataforma para desarrollar y mantener entornos en la nube, enfocado en IA Generativa. Se requiere experiencia en AWS, Python y GitLab, trabajando en un entorno colaborativo con equipos de IA y desarrolladores. La posición es a tiempo completo, mayormente remota, con presen ...

Senior AI Systems Engineer Backend & LLM Orchestration

Publicis Groupe is seeking a Senior Software Engineer specialized in AI to design and develop backend systems for conversational agents. This role will involve orchestrating intelligent agents, integrating foundation models like Google Gemini, and ensuring a robust architecture. The ideal candidate wil ...

Automotive System Test Engineer (HiL & ECU Validation)

ÉVOLUTION SYNERGÉTIQUE busca un/a System Test Engineer en Sevilla, para contribuir al desarrollo de vehículos de última generación. El candidato ideal tiene al menos 3 años de experiencia en validación de sistemas electrónicos y habilidades en la definición y ejecución de casos de prueba. Requiere títu ...

AIOps & MLOps Engineer on AWS Scale AI in Prod

ERNI in Madrid is seeking a skilled professional to operate AI products using cloud technologies. You will leverage your Python and AWS expertise to handle ML workloads in production. Enjoy a hybrid work model and a supportive environment with growth opportunities. We offer extensive perks including he ...

Investigador/a ACV S y Sostenibilidad Social

Eurecat Technology Centre busca un/a investigador/a experto/a en la unidad de Waste, Energy & Environmental Impact (WEEI) para coordinar proyectos de I+D relacionados con impactos sociales y sostenibilidad. El candidato ideal debe tener experiencia en Análisis de Ciclo de Vida Social (ACV-S) y habilida ...

Junior Data Quality Engineer — Hybrid Role

Amadeus Hospitality in Valencia is seeking a Junior Data Quality professional to ensure high data quality standards across data products. In this role, you'll collaborate with data engineers and stakeholders to implement and improve data quality controls, using your SQL and Python skills to perform data valid ...

Desarrollador IA Generativa | Construye soluciones escalables

Transamerica Corporation busca un profesional para diseñar y operar aplicaciones que integren IA generativa. Esta posición ofrece un lugar de trabajo híbrido y una amplia gama de beneficios incluyendo seguro de salud gratuito y retribución flexible. El candidato ideal tendrá un grado en Ingeniería Info ...

Programador/a PLC — Proyectos IoT, Formación y Viajes

Proach busca incorporar un/a Programador/a de PLC's para unirse a su equipo en Manlleu, Cataluña. Se requiere experiencia mínima de 3 años en programación de PLC, así como conocimientos en Omron, Schneider, SQL, Python y PHP. Los seleccionados disfrutarán de un entorno dinámico, formación continua y la ...

Senior Full Stack Engineer – Lending Platform (Hybrid Madrid/Malaga)

Ebury is seeking a Senior Full Stack Engineer for its Madrid/Malaga offices. This hybrid role emphasizes collaboration in developing and enhancing our lending platform. You will work with technologies like Python, Node.js, and React/VueJS to deliver innovative solutions. The ideal candidate will have a ...

Murex DevOps Engineer: Flexible Hybrid & Automation

ING BANK N.V. France is looking for a Murex DevOps Engineer to join their Murex Team in Madrid. This position involves migrating businesses from legacy systems to the Murex platform and developing tools to support system operations. Successful candidates will have over 5 years of Murex experience and p ...

Senior Mobile QA Automation Engineer (Appium) — CI/CD Ready

Capgemini busca un/a Senior QA Automation Engineer especializado/a en Appium para un proyecto del sector financiero. La persona seleccionada será responsable de diseñar y mantener frameworks de automatización de pruebas para aplicaciones móviles. Se requieren al menos 3 años de experiencia en QA Automa ...

Growth Data Scientist: UA Planning & Forecasting

Únete a Aristocrat como Growth Data Scientist y contribuye a crear experiencias de juegos móviles excepcionales. Este puesto es clave en la implementación de estrategias innovadoras para la adquisición de jugadores utilizando ciencia de datos. Buscamos profesionales con más de 2 años de experiencia en ...

Senior Data Engineer — SQL Driven AWS Platform Migration

ERNI is seeking a Senior Data Engineer in Barcelona to modernize our Data Platform architecture in AWS using advanced SQL. You will accelerate the migration of Data Lake pipelines and refactor Python logic into optimized SQL workloads. The ideal candidate has over 5 years of experience in data engineer ...

Ingeniero de Datos Senior para Analítica Autogestionada

MasOrange busca un profesional senior para gestionar datos digitales en Pozuelo de Alarcón. El candidato colaborará en modelado de datos y asegurará la calidad de los mismos a través de herramientas como BigQuery y GA4. Se requiere experiencia mínima de 3 años en análisis de datos y habilidades avanzad ...

Bioinformatician — Long Read Genomics & Cancer

Somma in Barcelona is seeking a Bioinformatician to develop and manage robust bioinformatics workflows for long-read sequencing analysis. This role focuses on cancer research and genomic data interpretation, contributing to significant scientific publications. Applicants should possess a PhD in a relev ...

AI Engineer for 3D Design & Computer Vision on Azure

6008 AVANADE SPAIN, S.L.U Company busca un profesional para desarrollar proyectos de IA enfocados en diseño 3D. Las principales responsabilidades incluyen la creación y despliegue de modelos automatizados utilizando Python, así como el desarrollo de sistemas de monitorización. El candidato ideal debe t ...

Senior Data Scientist Ad Tech (Hybrid, Barcelona)

Smadex, a leading advertising technology company in Barcelona, is looking for a Data Analyst/Data Scientist to join their team. The role involves analyzing large data sets to influence product strategies and collaborating across teams. The ideal candidate will have over 3 years of experience, expertise ...

Ingeniero IA (MLOps) en Madrid – IA Generativa & NLP

Tech And Solve busca un(a) Ingeniero IA (MLOPS) para trabajar en Madrid, España. El candidato ideal debe tener al menos 3 años de experiencia en IA Generativa, NLP y RAG, así como habilidades avanzadas en Python y MLOps en producción. Este rol implica colaborar en proyectos desafiantes relacionados con ...

Remote AI & Platform Engineer Mosaic & Databricks

Aderen is looking for a Medior AI/Platform Engineer to support and implement Mosaic AI into a governed, multi-tenant platform. The role is fully remote and offers a freelance contract with a competitive rate of €250/€270 per day. Applicants should have strong Python skills and experience with Databrick ...

Ingeniero BI: Dashboards, ETL y Calidad de Datos

METAENLACE SISTEMAS DE INFORMACIÓN, S.L. busca profesionales apasionados por el análisis de datos y la inteligencia de negocio en Murcia. El puesto implica la extracción, transformación y carga de datos desde diversas fuentes, asegurando su calidad e integridad. Se valorarán habilidades en Power BI, SQ ...

Senior AWS DevOps Engineer Hybrid (Majadahonda)

ALTEN busca un Senior DevOps Engineer AWS para planificar y ejecutar migraciones en un entorno colaborativo. La persona ideal tendrá experiencia en AWS, Jenkins y la capacidad de programar en Python o Go. El puesto ofrece modalidad híbrida en Majadahonda, contribuyendo a proyectos de transformación dig ...

Applied AI Scientist: Agentic & Generative (Hybrid)

Kyndryl is looking for a Data Scientist in Madrid to contribute to our Agentic AI initiative. You will collaborate with cross-functional teams to develop machine learning models and solutions, impacting both client delivery and internal operations. The candidate should have around 2 years of experience ...

Analista MLOps & Consultor IA — Teletrabajo

Babel Sistemas busca un/a Analista MLOps en Madrid, capaz de desarrollar y mantener soluciones de IA en entornos productivos. El rol incluye la implementación de aplicaciones con Python y la gestión de procesos ETL, así como el trabajo colaborativo con equipos de Data Science y tecnología. Se ofrece un ...

Strategic AI Deployment Architect

Process Analytics Factory - PAFnow by Celonis is seeking a Principal AI Deployment Architect in Madrid. This role involves designing and deploying innovative AI solutions, collaborating with stakeholders, and driving value realization. The ideal candidate will have a consultative background with over 1 ...

Senior Robotics Platform TPM

ABB is seeking a Technical Program Manager to join their Robotics team in Sant Quirze del Vallès, Spain. You will contribute to the Sevensense team by building and maintaining essential visual localization systems. The ideal candidate will have over 3 years of Software Engineering experience, proficien ...

Multilingual Research Editor – Risk & Compliance Data

News Corporation is looking for a Research Editor specializing in Risk & Compliance Data, fluent in Arabic and French, to join our team in Barcelona. You will create and update profiles for various countries while ensuring data accuracy and compliance. Ideal candidates will demonstrate excellent resear ...

Prácticas en Desarrollo, Seguridad y Automatización

Mbe busca personas proactivas y creativas para unirse a su START UP en Madrid. Ofrecemos la oportunidad de participar en el desarrollo de Apps, IoT y automatizaciones, mientras aprendes y creces en el mercado inmobiliario. Las funciones incluyen contribuir a la innovación, asegurar la continuidad opera ...

Senior AI Engineer – Production LLM & AI Driven SDLC

E-Frontiers is seeking a Senior Engineer in Madrid to build production-grade AI capabilities within an international team. This role demands extensive software engineering experience and a deep knowledge of AI-driven development tools. The ideal candidate will have a strong background in Python, Java, ...

AI Graduate Fellowship — 12 Months in Madrid (Hybrid)

Getnet, parte del Grupo Santander, busca un profesional para diseñar y entrenar modelos de predicción utilizando tecnologías punteras como Azure y Databricks. La posición, que inicia en septiembre de 2026, ofrece un modelo de trabajo híbrido y consultoría continua para potenciar el crecimiento personal. < ...

Data & Models Associate — Renewable Energy Analytics

EDP is hiring a Data and Models Associate in Madrid to support its Performance Management & Intelligence team. The role involves developing, maintaining, and improving data products and analytical models for renewable generation. Candidates must have a degree in engineering or a related field and at least 3 year ...

ML Software Engineer Hybrid, Equity, Scale up Impact

BizAway is hiring a Machine Learning Software Engineer in Barcelona. The role involves bridging complex data processes with user-facing software while emphasizing user empathy and solid software engineering skills. Ideal candidates are proficient in Python, PostgreSQL, and AWS, and should possess a problem-solvi ...

Senior AI Engineer: Gen AI, LLMs & Cloud Architect

EY is seeking a Senior AI Engineer in Madrid to design and implement cutting-edge AI software solutions. Responsibilities include integrating LLMs, building data pipelines, and developing backend services in cloud environments, with a focus on Python/Django and modern frontend frameworks. Candidates should have ...

Senior Genesys Cloud Architect Integrations & Routing

Rocket Stars is seeking a Senior Genesys Cloud Engineer in Spain for a hybrid/remote role. You will design and maintain complex Architect flows, implement routing logic, and integrate systems via Genesys Cloud APIs. This position requires 3+ years of experience with Genesys Cloud, a solid understanding of cloud ...

Hybrid Data Scientist & ML Engineer – Madrid

UST busca un/a Data Machine Learning Engineer / Data Scientist para unirse a su equipo en Madrid. El candidato trabajará en el sector bancario y será responsable de desarrollar pipelines de datos y modelado predictivo utilizando PySpark y AWS. Se requieren al menos 3 años de experiencia en Python, SQL avanzado y ...

ML Software Engineer Hybrid, Equity & Impact

Traveltechessentialist in Barcelona is seeking a Machine Learning Software Engineer to connect complex data pipelines with user-facing software. The ideal candidate will have a robust background in software development, particularly in Python, PostgreSQL, FastAPI, and AWS services. This role offers full-time hou ...

Security Software Engineer: Auth & Crypto (Remote)

Alan is seeking a Full-Stack Software Engineer with a focus on security core components in Almería, Spain. The role requires experience in designing secure systems and APIs, with responsibilities including building and operating authentication stacks and end-to-end encryption components. Ideal candidates will ha ...

GCP Cloud Engineer – AI/LLM Solutions (Remote)

Publicis Groupe España is seeking a Cloud Engineer with strong GCP experience to develop solutions based on LLMs and integrate them into business workflows. The ideal candidate will have 1–3 years of experience in cloud or AI-related roles, with a solid background in Python and Google Cloud. Responsibilities inc ...

🚀 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

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