93,443+ Senior Fullstack Engineer Python Reactjs Jobs in Spain — Top Companies Hiring August 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

Remote Data Platform Engineer: PySpark & Delta Lake

Launchmetrics is seeking a Data Platform Engineer to join our Data Platform and Data Enrichment teams. You’ll help make our unified database accessible, usable, and reliable, building a Delta Lake/Databricks-based Lakehouse powering Discover, Genie, and Delta Sharing. The role focuses on batch and near ...

Revenue Ops Data Engineer Onsite Madrid

Blip is seeking a Mid-Level Data Engineer to join our Revenue Operations team in Madrid. This role is crucial for building and maintaining data pipelines essential for strategic revenue decisions, enhancing the quality and availability of data across various departments. The ideal candidate will have p ...

Cloud Engineer Build & Secure Scalable Cloud Solutions

A leading tech firm is seeking an experienced Cloud Engineer to develop and manage cloud-based solutions. The ideal candidate should hold a Bachelor's degree in Computer Science or Engineering and have 3-5 years of relevant experience. Responsibilities include implementing optimal cloud services and ensuring adh ...

Spacecraft Embedded Systems Engineer

A pioneering space technology company in Santander, Spain is seeking a Software Engineer to develop embedded systems software for space applications. The successful candidate will work closely with the founding team to create foundational software controlling various aspects of space systems. Candidates must hav ...

R&D Grid Forming Control Engineer

A leading energy solutions company is seeking an R&D Control Engineer in Bollullos de la Mitación, Spain. This role involves developing and commissioning advanced control solutions for power converters and energy storage systems. You will engage in system stability studies, develop control algorithms, and collab ...

AI Platform Engineer: GPU Kubernetes in Secure Environments

Airbus Defence and Space is looking for an AI Platform Engineer to design and manage high-performance Kubernetes infrastructure for AI in high-security environments. The role demands solid DevOps experience, a degree in a relevant field, and advanced skills in Python and Linux. Benefits include vacation days, a ...

Remote Data Platform Engineer — PySpark & Databricks

Launchmetrics is seeking a Data Platform Engineer to design and build batch and near-real-time data pipelines using PySpark on a Databricks-based Lakehouse. You will shape Delta Lake schemas, enable enrichment workflows, and work with product and QA to deliver reliable data products. The role requires ...

Generative AI & LLM Engineer – Hybrid Madrid

UST is seeking a Machine Learning Engineer to design, build, and deploy enterprise AI solutions in Madrid. You will work on generative AI, LLMs, and multi-agent systems, with emphasis on RAG architectures and production-grade workflows. You will collaborate with Data Scientists, Data Engineers, Platfor ...

5G/6G Software Test Engineer: Tools & Production Validation

Keysight Technologies in Málaga, Spain, is seeking a seasoned software test engineer to design and implement SW tests and build tools that control measurement hardware. You will work with R&D design verification, production tests, and participate in transfer of instruments to manufacturing, collaborating with ...

Remote Data Engineer for AI Powered Analytics

Joko is looking for a Data Engineer to scale and own their data infrastructure in Barcelona. This role involves designing data systems, building pipelines, and ensuring data quality. Ideal candidates should have 5+ years in data engineering, be proficient in SQL and Python, and have experience with modern dat ...

Madrid Based Production AI Deployment Engineer (Hybrid)

Aimling is looking for a Forward Deployed Engineer in Madrid to own complex deployments of frontier models. In this role, you will partner directly with our customers to ensure production systems' success and value delivery. Responsibilities include scoping work, managing delivery, and contributing to ...

Founding ML Engineer: Build a Living Semantic Layer

JetBrains is looking for a top-class ML Engineer based in Spain to own our AI and ML engineering stack. You will design and build the ML/LLM solutions, create datasets, and collaborate with the engineering team on system design. Ideal candidates should have at least five years of experience in ML/AI, excellent P ...

AI Engineer — LLM Apps, RAG Pipelines & AWS

Capitole in Barcelona/Spain seeks an AI Engineer to design, build, and deploy LLM-powered applications and multi-agent systems on AWS. You’ll work at the intersection of software, AI engineering, data pipelines, and cloud deployment, turning experiments into production. You will collaborate with Data S ...

Deep Learning Engineer Scalable Training & Compression

A technology recruitment firm in Barcelona seeks a Deep Learning Engineer with a Master's or Ph.D. in a relevant field. The role involves leading the design, training, and optimization of deep learning models while applying state-of-the-art model compression techniques. Candidates should have over 3 years of han ...

Autonomous UAV & Aerial Robotics Research Engineer

Eurecat - Technology Centre in Cerdanyola del Vallès is looking for a motivated researcher/engineer in the field of aerial robotics. The selected candidate will develop next-generation autonomous aerial systems using cutting-edge technology. Responsibilities include guiding AI-driven robotics concepts, ...

DNS Systems Engineer Kubernetes & Cloud (Hybrid Madrid)

T-Systems Iberia in Madrid is seeking a System Engineer for the DNS Platform within the Telco Hub. You will join the DNS Squad responsible for resolving DNS services across mobile, fixed networks and IoT, and work in cross-country squads to design, deploy, monitor, and optimize core infrastructure. The ...

Mainframe Modernization DevOps Engineer

Kyndryl in Madrid is seeking a software engineer to design, build and maintain the high-volume mainframe logic and refactor legacy code for cloud and mobile interaction. You will work with a global community of experts in a hybrid-friendly environment that prioritizes well-being and growth. You’ll appl ...

Arquitecto/a de IA Generativa (Remoto)

secture.com busca un AI Engineer para desarrollar soluciones de Inteligencia Artificial y LLMs. Este puesto ofrece trabajar de forma 100% remoto en un ambiente colaborativo y con un enfoque en la calidad de software. Los candidatos ideales deben tener experiencia en IA Generativa, conocimientos en Pyth ...

Staff Data Platform Engineer (Remote)

Qualifyze in Barcelona seeks a Staff Data Engineer to shape the data platform, partnering with Product and Backend teams to design scalable data architectures. You will own end-to-end data pipelines, modeling, quality and performance, and mentor other Data Engineers while driving best practices across ...

Edge AI Engineer (Embedded) Hybrid

A leading Quantum AI company based in Spain is seeking an Edge Deployment Engineer to work in a hybrid environment. Candidates should possess a Bachelor's degree in a relevant field and 3–5 years of relevant experience, particularly in embedded systems and firmware development. The role involves optimizing machi ...

Robotics Software Engineer, Platform & Simulation

ARQUIMEA is seeking a Robotics Software Engineer to join the Robotics Platform Team, developing software for dynamic robotic platforms and cyber-physical systems. You will work on platform software, simulation, testing, and tooling to enable robust, reusable software ecosystems for internal and partner projec ...

Cloud DevOps Engineer: AWS & Terraform (Hybrid, Barcelona)

INGENIEROJOB busca un Cloud DevOps Engineer para unirse a un proyecto internacional en Barcelona. Trabajarás con AWS y Terraform, diseñando infraestructuras y automatizando despliegues en un entorno cloud moderno. Formarás parte de un equipo multicultural y trabajarás en pipelines con GitLab CI/CD, esc ...

Data Engineer: Build Scalable ETL Pipelines on GCP

Kyndryl España, S.A.U. is seeking a Data Engineer to join its Applications, Data & AI (ADAI) practice in Madrid, focusing on cloud-native data platforms on Google Cloud Platform. You will design scalable data pipelines, enable analytics and AI use cases, and deliver high-quality data solutions in enter ...

Frontier AI Deployment Engineer — Madrid

OpenAI is seeking a Forward Deployed Engineer in Madrid to partner with customers and lead the deployment of AI solutions. This role requires a strong engineering background and the ability to manage complex deployments while ensuring customer satisfaction. The position operates in a hybrid model with ...

AI Driven Value Engineer Lead

Celonis is seeking a Lead Value Engineer to drive high-impact initiatives in the Value Advisory team. You will guide AI agents, autonomous frameworks, and LLM-driven assets while co-creating new product capabilities. You’ll shape GTM motions and align value realization with customer needs across engine ...

AWS & Azure Cloud Engineer — Hybrid & Flexible Hours

NN Digital Hub in Madrid, Spain, part of NN Group, seeks an experienced AWS/Azure Cloud Engineer to join our hybrid team. You will automate operations in Python, manage IaC with Terraform on AWS, and support CDaaS tools and migrations to SaaS while working with Kubernetes in a dynamic, inclusive environment. ...

Performance Test Engineer (Linux) – Remote/Hybrid

BME - Bolsas y Mercados Españoles is seeking a Performance Test Engineer (Linux) to design, automate and execute performance, capacity and failover tests for the trading platform's low-latency matching application. You will collaborate with testing, infrastructure, network and security teams in a highly dynam ...

Full Stack Developer — Innovative Tech, Valencia (Visa)

It8 in Almussafes, Valencia, Spain, is hiring for a full-time software engineer with 3+ years of experience in a full-stack capacity. You will design and implement software solutions, participate in the full development lifecycle, and mentor juniors as part of a collaborative team. Ideal candidates bri ...

Remote AI Full Stack Engineer — End to End Solutions

Tecdata busca un Full Stack Software Engineer 100% remoto para diseñar y desarrollar aplicaciones complejas en entornos de alta velocidad. La posición requiere experiencia en desarrollo end-to-end y herramientas de IA, como Cursor o Claude Code, para acelerar el proceso de construcción. El candidato id ...

Ingeniero DevOps Azure – Infraestructura en la Nube

ALTEN busca un DevOps Engineer especializado en Azure para diseñar, construir y gestionar infraestructuras escalables en la nube. Se priorizará experiencia en Azure DevOps, SonarQube y pipelines, enseñando a los equipos a incorporar estas soluciones en sus flujos de trabajo. El candidato ideal aporta a ...

1D CAE Engineer: Thermal & Structural Analytics

Stark Future in Sant Boi, Barcelona, is seeking an Analytical Calculations Engineer to help create next-generation electric motorcycles. You will develop 1D simulation models, post-process data from tests, and provide decision-ready insights to a multidisciplinary team. You will work across structural, ...

Data Engineer Intern – Barcelona | Path to Full Time

jobr.pro busca un Data Engineer (internship) para unirse al equipo de Data en Cataluña, España. La persona seleccionada gestionará y estructurará diferentes bases de datos y trabajará en la integración de datos, asegurando que se proporcione información válida a los analistas. El candidato ideal tendrá ...

Mechanical Engineer – FEM/FloTHERM (Hybrid, Relocation to Spain)

Grupo Oesía in Getafe seeks a Mechanical Engineer (FEM/FloTHERM) for relocation to Spain to join an important project in hybrid modality. The role requires 5+ years in mechanical design, simulations and thermal calculations, with experience in SolidWorks, Ansys and FloTHERM. English level intermediate ...

Full Stack Software Developer (Hybrid setup)

About the RoleIn your role as a software engineer, you will participate in the development of different technical areas like frontend orchestration of iptiQ web solutions - using modern web technologies (ReactJS, Redux, MaterialUI, JSS, GraphQL) and highly scalable microservices writt ...

Ingeniero Investigador Ciberseguridad. Ciberseguridad Aplicada Python (Financiación nacional o [...]

Ahora, buscamos incorporar a un/a Ingeniero Ciberseguridad para proyectos de Ciberseguridad Aplicada con desarrollo Python para unirse a un proyecto puntero con grandes avances en ciencia en el sector tecnológico. Revise detenidamente toda la documentación de la solicitud antes de hacer clic e ...

Desarrollador de BD: Oracle, SQL Server, Python y ETL

Jobtailor en Madrid busca desarrollador/a de bases de datos con experiencia para trabajar en modalidad híbrida.¿Es usted el solicitante adecuado para esta oportunidad? Descúbralo leyendo el resumen del puesto a continuación.Colaborarás en el desarrollo sobre Oracle y SQL Server, optimizando consultas ...

Ingeniero/a QA y Automatización (Python/TS, CI/CD)

Jobtailor busca ampliar su equipo de aseguramiento de la calidad en Galicia.Todos los posibles candidatos deben leer con atención los siguientes detalles de este trabajo antes de presentar una candidatura.Se valorará la automatización de pruebas E2E y de APIs REST, con experiencia en Python y/o TypeSc ...

Data Analyst: Databricks & Spark (Python/Scala) | Hybrid, Big Data

Métrica España, consultora tecnológica líder, busca incorporar un Data Analyst para un proyecto estratégico en una importante entidad bancaria.¿Tiene su CV preparado? Si es así y confía en que este es el puesto ideal para usted, asegúrese de enviar su solicitud lo antes posible.Diseñarás, desarrollará ...

Ingeniero/a de Datos Big Data (Spark / Python / Scala)

En AD4 Octógono estamos contratando Buscamos un/a Ingeniero/a de Datos Big Data con entre 3 y 4 años de experiencia para incorporarse a un proyecto internacional de gran envergadura. Queremos sumar a nuestro equipo una persona con una sólida base técnica en tecnologías Big Data, pero ...

Prácticas en Backend: Java/Python, GIS y Desarrollo Completo

Overview Buscamos estudiantes y titulados interesados en desarrollar su carrera profesional como Desarrolladores de Software. La persona seleccionada se incorporará al equipo de desarrollo para colaborar en proyectos tecnológicos reales, adquiriendo experiencia práctica en el desarrollo de aplicac ...

Desarrollador de BD: Oracle, SQL Server, Python y ETL

Jobtailor en Madrid busca desarrollador/a de bases de datos con experiencia para trabajar en modalidad híbrida. Colaborarás en el desarrollo sobre Oracle y SQL Server, optimizando consultas y diseño de bases de datos. Se valorarán habilidades en PL/SQL y Transact-SQL, creación de procedimientos, funcio ...

Ingeniero/a de Software IA Generativa (Azure / .NET / Python)

En EPAM NEORIS, creemos que la transformación empieza por las personas. Somos un equipo diverso, inclusivo y en constante evolución, que impulsa ideas y desarrollo real, sin jerarquías. Ingeniero/a de Software IA Generativa (Azure / .NET / Python) Principales responsabilidades: <l ...

Ingeniero/a de Software IA Generativa (Azure / .NET / Python)

En EPAM NEORIS, creemos que la transformación empieza por las personas. Somos un equipo diverso, inclusivo y en constante evolución, que impulsa ideas y desarrollo real, sin jerarquías. Ingeniero/a de Software IA Generativa (Azure / .NET / Python)Principales responsabilidades:Diseñar y desarrollar ...

Prácticas en Backend: Java/Python, GIS y Desarrollo Completo

OverviewBuscamos estudiantes y titulados interesados en desarrollar su carrera profesional como Desarrolladores de Software. La persona seleccionada se incorporará al equipo de desarrollo para colaborar en proyectos tecnológicos reales, adquiriendo experiencia práctica en el desarrollo de aplicaciones y traba ...

Analista IT: Automatización, Data y IA | Python/Power BI

Endesa en Cataluña busca un perfil técnico con formación informática para desarrollar y controlar actividades de Dispatching & Service, entre otras funciones de soporte a unidades técnicas.¿Está pensando en solicitar este empleo? No se demore, desplácese hacia abajo y envíe su solicitud lo antes posible p ...

Ingeniero de Datos DBT | Transformación con Python y AWS

CGI busca un Data Engineer DBT para trabajar en Barcelona.Revise detenidamente toda la documentación de la solicitud antes de hacer clic en el botón de solicitar al final de esta descripción.Se exige dominio avanzado de Python, amplia experiencia con DBT y AWS (ECS, Lambda, S3, API Gateway).Conoci ...

Analista de Datos Junior: ETL, SQL, Python y Dashboards

Chemo busca un perfil analítico en Madrid para apoyar en la gestión de información clave.Para ser considerado para una entrevista, por favor, asegúrese de que su solicitud se ajusta plenamente a las especificaciones del puesto que se encuentran a continuación.El rol implica el desarrollo y optimizació ...

Analista Python / Machine Learning – Spark / Cloudera / MLOps – Madrid (Híbrido)

Descripción del puestoEs posible que un gran número de candidatos se presenten a este puesto, así que asegúrese de enviar su CV y su solicitud lo antes posible.En The Whiteam Consulting estamos buscando un/a Analista Python especializado/a en Machine Learning para incorporarse a un pro ...

Ingeniero/a de Datos Big Data (Spark / Python / Scala)

En AD4 Octógono estamos contratando Inscríbase ahora, lea los detalles del trabajo desplazándose hacia abajo. Verifique que posee las habilidades necesarias antes de enviar una solicitud.Buscamos un/a Ingeniero/a de Datos Big Data con entre 3 y 4 años de experiencia para incorpo ...

Ingeniero/a Python AWS (100% Remoto), 100% En remoto

Ingeniero/a Python AWS (100% Remoto)Descripción¿Te gustaría participar en el desarrollo de soluciones cloud escalables utilizando un stack tecnológico moderno?Buscamos un/a Ingeniero/a Senior Python con experiencia en AWS para incorporarse a un equipo Agile, donde podrás aportar tu experiencia técnic ...

🚀 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

    Senior Fullstack Engineer Python Reactjs Jobs in Spain Job Search Guide, Trends and Insights