64,683+ Quant Developer Python Jobs in Spain — Top Companies Hiring June 2026

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Technical Lead, Spark (Java) — Scale & Open Source

Cloudera is seeking a Technical Lead for Spark to design and build core components for data management and processing. The ideal candidate will have 8-10+ years of software development experience, with proficiency in Java, Scala, or Python, and a strong focus on distributed systems at scale. This role ...

Post Training Specialist, LAC Languages (NLP & LLM)

The Barcelona Supercomputing Center is seeking a Post-training Specialist LAC Languages, responsible for executing experiments focused on Latin American Spanish and indigenous languages. Ideal candidates will have a solid foundation in computational linguistics and be proficient in Python and Deep Learning li ...

Remote DataOps Tech Lead: Platform Reliability

Talan Group is seeking a Tech Lead DataOps to join an international program for building and scaling their Enterprise Cloud Data Warehouse. You will be responsible for technical leadership, ensuring the reliability and automation of data workflows in a fully remote environment. Ideal candidates have st ...

People Analytics & Insights Specialist for Alumni Programs

As a People Analytics and Measurement Data Analytics Specialist at McKinsey & Company in Madrid, you will support the Alumni Relations Team’s strategy by leveraging data analytics. Your role involves developing digital products for measuring ROI and KPIs, analyzing demographic and psychographic alumni data, a ...

AI Platform Engineer | Hybrid in Barcelona

A leading technology-oriented company in Barcelona is seeking an AI Platform Engineer to design and develop scalable, secure, and high-performance full-stack applications. You will play a pivotal role in transforming architectural concepts into production-grade solutions across backend, frontend, and cloud envir ...

Software Engineer – Back End

Responsibilities Developing new web applications Developing mac applications Maintaining existing web and mac applications Understanding internal customer requirements Python, Objective C, Microsoft .Net experience (C# preferred), or Java MS ...

Neural Data Scientist — Big‑Image Analytics

MICCAI Society is seeking a Computational Science Analyst for the Mitra Lab to support the Brain Architecture Project. The analyst will develop big-data analytics and machine-learning pipelines to map neural circuitry across extensive brain volumes, enhancing our understanding of brain functions. Candidates s ...

Staff ML Engineer — AI Product, High Impact

Qonto is seeking a Staff Machine Learning Engineer to join the AI Product team in Barcelona. In this role, you will develop and optimize machine-learning models, integrate them into products, and build an ML Ops framework that ensures high reliability. The ideal candidate will have over 6 years of experience ...

AI Evaluation Engineer (Madrid)

Mindrift in Barcelona is seeking a specialist to develop and evaluate AI testing tasks. Responsibilities Build virtual environments Design solvable tasks Iterate based on feedback Qualifications Over 5 years of software development experien ...

Formador/a Freelance en Data Science — 310h

Ironhack busca un/a Formador/a Especialista en Data Science (Freelance) en Bilbao para liderar el programa formativo de Data Scientist. El curso tiene una duración total de 310 horas desde el 3 de septiembre hasta el 25 de febrero, con sesiones presenciales en horario de 18:00 a 21:30h. Se requiere tit ...

Growth Data Scientist Lead — Hybrid & High Impact

Smadex is seeking a Growth Data Scientist Lead to join their team in Barcelona, focusing on improving advertising effectiveness through data analysis and insights. The successful candidate will lead a team of analysts, collaborate with various stakeholders, and leverage large data sets to drive strategies tha ...

Azure Data Engineer

Key Responsibilities / Functional Skills: Build and Maintain Data Pipelines from core banking and external sources Implement Data quality improvements for monitoring, alerting and Invest Data Secuirty and Complaince activities to be taken up Collaborate with Innovation tea ...

Senior Market & Revenue Advisory Lead (Renewables)

Vector Renewables España Slu is looking for a Market & Revenues Manager in Madrid. The role involves building a new team for market and economic analysis within the Technical Advisory area. Responsibilities include recruiting team members, developing market models, and providing expert input in PPA structurin ...

Junior Data Scientist: AI/ML for Banking (Madrid, Hybrid)

Talan Group is seeking a Junior Data Scientist to join the CDAIO team in Madrid. This role involves developing and validating Machine Learning and AI models for high-impact business problems within a banking client. You will work in a fast-evolving AI environment and collaborate with cross-functional teams to de ...

Life Sciences Knowledge Graph Architect

Xebia is looking for a Scientific Knowledge Engineer in Vitoria, Spain, to maximize the value of data assets through effective ontology and data modeling. The candidate will work closely with product managers and R&D to translate complex scientific information into structured data models. Key responsib ...

Data Scientist: End To End Ml & Production Deployment O Chazo

Lognext busca un Data Scientist en Galicia para unirse a su equipo y contribuir a soluciones tecnológicas de una multinacional líder. El candidato adecuado debe tener experiencia en Python, machine learning y herramientas como Databricks y Palantir. Ofrecemos un remuneración competitiva, retribución flexib ...

Senior Backend Engineer, WSO2 & API Integration (Remote)

Ntt Data Europe & Latam está buscando un Ingeniero Senior en Servicios de Aplicación para unirse a su equipo en La Coruña, Galicia. La posición incluye responsabilidades en desarrollo backend con lenguajes como Java, Python y JavaScript, y ofrece un entorno de trabajo híbrido y horario flexible. Se req ...

Generative AI Engineer for Real World ML Solutions

Infoser New Technologies in Castro-Urdiales, Spain, is searching for a Data Scientist to drive AI solutions development in a fast-moving environment. Candidates should possess robust Python skills and machine learning expertise, focusing on delivering actionable insights for business value. This role d ...

Ingeniero De Ia Junior: Ml, Nlp Y Llms En Productos Las Rozas De Madrid

Tech-Universidad-1 en Las Rozas de Madrid busca incorporar a un competente en Inteligencia Artificial para desarrollar soluciones innovadoras y participar en proyectos de Machine Learning y Deep Learning. Las cualificaciones, habilidades y toda la experiencia relevante necesaria para este puesto se ...

Desarrollador De Software Senior – Linux, Docker E Ia Guadix

Grupoeosol busca un Desarrollador de Software experimentado para unirse a su equipo en Guadix, Andalucía. El candidato idóneo tendrá al menos 5 años de experiencia en el desarrollo de software y un sólido conocimiento del contexto Linux, así como habilidades en Docker y Kubernetes. Entre las respons ...

Ingeniero/a De Software Linares

Ingeniero/a de software Desarrollo de software para sistemas antidron, orientado a la detección, identificación, seguimiento y neutralización de UAVs. Diseño e implementación de software de mando y control. Conocimientos sólidos de programación en C++ y Python. Experien ...

Ingeniero/a Ml Con Enfoque Mlops E Ia La Coruña

Descripción del puesto NTT DATA Europe & Latam busca profesionales para integrarse a su equipo de Inteligencia Artificial (AoE IA). El candidato idóneo tendrá experiencia en Machine Learning, trabajando en proyectos innovadores para clientes a nivel europeo. Responsabilidades ...

6G Physical Layer Engineer: Algorithms & Emulation

Keysight Technologies is seeking a Physical Layer Engineer in Málaga, Spain, to design and validate advanced PHY algorithms for next‑generation 6G wireless systems. You'll tackle real‑world challenges in signal processing, RF systems, and high‑performance computing. Your role involves developing base s ...

Ingeniero/a de Datos ETL y Pipelines, Remoto y Horario Flexible

Mática Partners está buscando un/a Data Engineer para unirse a su equipo en Cataluña. Se requiere entre 1 y 3 años de experiencia en Python y Pyspark, así como habilidades en ETL y un nivel de inglés profesional. Ofrecemos un contrato indefinido y un salario competitivo de entre 26.000 y 32.000 euros b ...

Senior Full Stack Engineer for AI & RL Platforms

Alstech is seeking an exceptional Full-Stack Software Engineer to join their team in Murcia, Spain. The role involves building full-stack applications, transforming concepts into production-ready products, and owning projects from start to finish. Ideal candidates should have strong experience in frontend tec ...

Analista De Analítica De Riesgo Y Modelos Híbrido Córdoba

Grupo Crit busca un profesional para gestionar y desarrollar modelos predictivos de morosidad empresarial. Ofrecemos un contrato indefinido y un contexto híbrido 60% presencial y 40% teletrabajo. El candidato idóneo tendrá un grado en Business Analytics o afín, 5 años de experiencia en análisis de d ...

Analista de Riesgo y Modelos – Analítica Predictiva (Hybrid)

GRUPO CRIT busca un profesional para gestionar y desarrollar modelos predictivos de morosidad empresarial en Córdoba, España. Se ofrece un contrato indefinido con un entorno de trabajo híbrido (60% presencial y 40% teletrabajo). El candidato ideal tendrá un grado en Business Analytics y al menos 5 años ...

Jefe de Proyectos Data para Comunicación Digital Remoto

CaixaBank, S.A busca un Gerente de Proyectos de Data Comunicación para liderar la transformación digital en la gestión de datos. El candidato ideal tendrá más de 4 años de experiencia en proyectos técnicos relacionados con data y debe ser competente en herramientas como SQL y Python. Las responsabilida ...

Ingeniero/a Ml Con Enfoque Mlops E Ia Oviedo

NTT DATA Europe & Latam busca un competente especializado en Inteligencia Artificial y Machine Learning para unirse a su equipo en Asturias. Requisitos El candidato idóneo tendrá más de 2 años de experiencia en proyectos de IA, dominará Python y utilizará plataformas cloud para el despliegu ...

Senior Applied AI/ML Scientist Scalable GenAI & SLMs

NielsenIQ is seeking a Senior Research Scientist to focus on researching scalable AI/ML solutions, particularly in Small Language Models (SLMs) and GenAI systems. The ideal candidate will have a strong background in applied machine learning, experience with Python and modern ML frameworks such as PyTorch, as wel ...

Senior Applied AI/ML Scientist Scalable GenAI & SLMs

NielsenIQ is seeking a Senior Research Scientist to focus on researching scalable AI/ML solutions, particularly in Small Language Models (SLMs) and GenAI systems. The ideal candidate will have a strong background in applied machine learning, experience with Python and modern ML frameworks such as PyTorch, as wel ...

Analista y diseñador de software

Se ofrece un contrato a jornada completa para el puesto de analista y diseñador de software en Vigo (Pontevedra). Entre los requisitos imprescindibles se encuentran: titulación de Técnico Superior en Desarrollo de Aplicaciones Multiplataforma, carné de conducir B, nivel B1 de inglés y manejo de bases de datos. C ...

Full Stack Software Engineer – Build Global Experiences

Gravity Engineering Services Pvt Ltd. is seeking a talented Fullstack Software Engineer in Madrid. The role involves designing and developing robust software solutions while collaborating with teams to enhance our platform's capabilities. Candidates should have proven software engineering experience, p ...

Senior Data Scientist: GenAI, NLP & Risk Analytics Lead

Innoit Consulting is seeking a Senior Data Scientist / Machine Learning Engineer to work in a hybrid model based in Galicia, Spain. In this role, you will develop advanced ML and AI solutions in a leading international airline group, focusing on risk analytics and customer behaviour. You will collabora ...

Ingenierio/A Backend Node.Js+Aws (Barcelona)

Postúlate en Kit Empleo: kitempleo.es/empleo/6xjff7 Oferta de empleo Buscamos ingenieros Backend con experiencia en Java o Python para proyectos de ciberseguridad en Barcelona. Se requiere experiencia previa, conocimientos de bases de datos, APIs REST, testing y metodologías ágiles. ...

Aviation AI & Advanced Analytics Consultant

ALG - Transport and infrastructure is seeking a Consultant to join their Madrid or Barcelona office. The role involves developing digitalization strategies and advanced analytics for operational consulting, with projects spanning various transportation modes. Ideal candidates should hold a Master degre ...

Ingeniero de Telecomunicaciones Aeronáuticas Remoto

Exceltic busca un/a Ingeniero/a de Sistemas en Telecomunicaciones Aeronáuticas para unirse a su equipo en Madrid en modalidad remota. El candidato ideal tiene experiencia en integración y calificación de sistemas aeronáuticos según normativa DO-178 y DO-254. La posición ofrece un contrato fijo, un hora ...

Senior Applied AI/ML Scientist Scalable GenAI & SLMs

NielsenIQ is seeking a Senior Research Scientist to focus on researching scalable AI/ML solutions, particularly in Small Language Models (SLMs) and GenAI systems. The ideal candidate will have a strong background in applied machine learning, experience with Python and modern ML frameworks such as PyTorch, as wel ...

Hybrid Cloud DevOps Engineer: Kubernetes & Automation

Sectorea busca un/a DevOps Cloud Engineer para unirse a un proyecto estratégico en Madrid. Este rol incluye trabajar en plataformas cloud modernas y entornos Kubernetes, además de participar en la automatización y mejora continua de procesos DevOps. El candidato ideal tiene entre 3 y 5 años de experien ...

Remote Reporting Analyst: Power BI & SQL

TUI Cruises GmbH is seeking a Reporting Analyst to join their TUI Musement Contact Centre team. This remote role allows you to work from anywhere in Spain, where you'll transform data into actionable insights that drive operational excellence. Responsibilities include developing SQL solutions, enhancin ...

Data Engineer — Hybrid In Valladolid With Flexible Hours Madrid

Capitole Consulting busca un Data Engineer para unirse a su equipo en Valladolid. La posición es híbrida, con 3 días de teletrabajo a la semana y horarios flexibles, incluyendo jornadas intensivas los viernes y en verano. Requisitos 2 a 3 años de experiencia en la ingeniería de ...

Data Scientist: Remote & Flexible AI Driven Analytics

Mática Partners busca un profesional para desarrollar modelos personalizados y optimizar el desarrollo de productos mediante el análisis de datos en Bilbao. Buscamos a alguien con sólida experiencia en Python, control de versiones y un buen manejo del modelado predictivo. El contrato es fijo, con un sa ...

Ai Graduate Program: Jumpstart Your Data Powered Career Madrid

Overview PagoNxt, una empresa del Grupo Santander, busca graduados para su AI Graduate Program en Madrid. Este programa de 12 meses con modalidad mixta ofrece formación en diseño de modelos de IA, análisis de datos y una fuerte mentorización por expertos del sector. Qualifications <ul ...

Vision AI Solutions Engineer – Design, Deploy & Demo

Ultralytics is seeking a dedicated Solution Engineer to join their team in La Coruña, Spain. The ideal candidate has over 5 years of experience in Computer Vision and AI, working closely with clients to design and deploy innovative solutions. You will represent our technology, guiding clients from ideation to ...

Applied Data Scientist, AI Labs (Madrid)

Insud Pharma is looking for an Applied Data Scientist to join the AI Labs team in Spain. You will work with cross‑functional teams to develop analytical solutions that inform decision‑making. Responsibilities Conduct data analysis Design machine learning models Transl ...

GenAI Solutions Architect | Hybrid (Madrid)

Resumen Konecta busca un referente técnico para el desarrollo de soluciones de inteligencia artificial. Este puesto implica capacitar equipos de ventas y gestionar el ciclo de preventa desde la identificación hasta la propuesta final. Requisitos 5 a 8 años de experiencia en in ...

Data Engineer: PySpark/ETL for High Impact Retail (Remote)

Mática Partners busca un/a Data Engineer para unirse a su equipo en Cataluña. Este puesto está dirigido a personas con 1-3 años de experiencia en un entorno de datos y se valora especialmente el conocimiento en Pyspark y Python. El trabajo incluye la construcción de flujos de trabajo y el desarrollo de ETLs p ...

AI Engineer (Madrid)

ALDIA busca un/a Data Scientist o AI Engineer con experiencia en sistemas RAG, para trabajar en proyectos del sector IT en A Coruña. El puesto es híbrido, con asistencia a la oficina entre 1 y 2 días a la semana. Se requiere dominio del español avanzado y nivel intermedio de inglés. El candidato ide ...

Especialista en IA y Visión Artificial (Remoto)

Indra Group busca un/a Especialista en Inteligencia Artificial en Albacete para desarrollar modelos de visión artificial en proyectos de defensa. Este puesto implica diseño y optimización de modelos, además de colaborar con equipos multidisciplinares. Se requiere experiencia en Python y PyTorch, así como un f ...

HPC Solutions Architect for Large Scale Energy & Utilities

Amazon Web Services is seeking an HPC Specialist Architect in Madrid, Spain, to lead the design of HPC solutions for the Energy & Utilities Business Unit. The role involves working with customers to implement and deploy leading HPC services and creating materials to guide AWS architects. Ideal candidat ...

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