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Experteer Overview In this Senior AI Scientist role, you lead the local implementation of Santander’s AI Knowledge Base, focusing on knowledge representation, graph systems, and semantic data. You translate global architectural standards into scalable, reliable local solutions that support conversational systems and autonomous agents. You collaborate with data, engineering, and product teams to shape schemas, metadata, and retrieval pipelines while aligning with local constraints. This position sits within the DAISci-driven AI transformation, offering impact at global scale and opportunities to advance frontier AI within financial systems. Compensaciones / Beneficios • Design, develop, and maintain local Knowledge Base instances with connected structured and unstructured data • Shape graph schemas, entity resolution, metadata structures, and retrieval pipelines • Ensure semantic description and accessibility of data for AI agents and retrieval systems • Collaborate with global Knowledge Base leadership to propagate reusable components and patterns • Translate architectural guidelines into practical local solutions aligned with global platforms • Contribute to evaluation, monitoring, and continuous improvement of Knowledge Base components • Work with cross-functional teams across markets to address regulatory, linguistic, and business constraints Responsabilidades • 5–10 years of experience in AI, data science, or ML systems in production environments • Experience designing and operating scalable, reliable data pipelines or AI systems • Ability to collaborate across engineering, product, and business teams to deploy AI-enabled systems • Strong individual contributor with ownership in a distributed, multi-country AI organization • Proficiency in knowledge representation, graph modeling, semantic data structures, or information retrieval • Practical background in ML and modern AI architectures related to structured knowledge and retrieval • Strong Python programming skills and familiarity with data processing and graph technologies Requisitos principales • hybrid work model • learning platform access • competitive salary with bonuses • health and wellness programs • childcare support • employee discounts

Data Scientist Modelos-Empresas (CDAIO) Data Scientist Modelos-Empresas (CDAIO) Country: Spain Santander está evolucionando de una marca global de alto impacto a una organización impulsada por la tecnología, y nuestra gente está en el centro de este viaje. LA DIFERENCIA QUE MARCAS Model

Data Scientist Modelos-Empresas (CDAIO) Data Scientist Modelos-Empresas (CDAIO) Country: Spain Santander está evolucionando de una marca global de alto impacto a una organización impulsada por la tecnología, y nuestra gente está en el centro de este viaje. LA DIFERENCIA QUE MARCAS Modelos - Empr

Vibrant Culture: Join a collaborative environment in our Madrid office where Data Engineers, Data Scientists, Analytics Engineers, and Analysts work as one. Proficiency in SQL for querying and managing large datasets, as well as experience working with both structured and unstructured data sources.

RESPONSIBILITIES Advanced Modeling & Algorithm Development Develop price elasticity models using econometric techniques (regression, mixed effects models, instrumental variables) to estimate demand curves at SKU‑category‑location levels Build dynamic pricing algorithms that optimize prices i

Designs, builds, and scales end-to-end ML pipelines, enabling efficient data processing, model training, deployment, and monitoring in production environments What We Are Looking For Experience: Proven track record in data modeling using leading analytics tools and relational data structures Tec

Santander en Madrid busca un Data Scientist para aportar valor al negocio de empresas mediante analítica avanzada, ML e IA. Se valoran maestría y experiencia en PySpark, Python, Databricks y SQL.

Merz Aesthetics GmbH in Madrid is seeking a Lead AI and Data Scientist to shape AI strategy from concept to production at scale. You will own end-to-end AI and data science lifecycles, partner with EMEA business units, and champion ethical, scalable AI delivering value to customers.

Refinery89, a leading AdTech company based in Madrid, is looking for a Data Scientist to lead the development of advanced statistical and machine learning models. This role will involve collaborating with various teams to optimize performance and translate data into scalable solutions.

Johnson & Johnson in Madrid is seeking a Principal Data Scientist, Real World Evidence, to lead RWE projects across oncology, immunology, neuroscience, and related programs. You will shape study designs, analyses, and insights from real-world data to inform development decisions and submissions.

Optimize data workflows for cost, performance, e and reliability across multiple datasets. We are looking for MID Data Scientists who are passionate about the power of AI and who thrive at the intersection of business, analytics, and AI: someone who not only trains models but also deeply understands

NielsenIQ is seeking a Research Scientist with a data-centric mindset to join our applied research and innovation team in Madrid. You will analyze data, develop ML solutions, and deliver proofs of concepts for real-world, large-scale challenges, working with NLP, LLMs, and GenAI.

Roche Holding AG recherche un Data Scientist - Enterprise Search pour concevoir et développer les architectures de recherche d’entreprise de prochaine génération, axées sur l’IA générative et les systèmes de récupération d’information à l’échelle de l’entreprise.

Credit risk or finance experience is a plus but not required, as you’ll be supported by strong local expertise from our credit risk lead and country director Strong SQL & Python skills and experience working directly with large datasets You have a strong background in statistical modeling, mac

Inshared is seeking a Pricing Data Scientist to enhance our pricing strategies in Spain. The role requires 10+ years in the Spanish P&C market, especially in commercial auto insurance, with a focus on data analysis and model development.

Data Engineering & Vector Databases * Data Engineering & Processing: Work with structured and unstructured data, building efficient pipelines for data ingestion, preprocessing, and feature engineering. Data quality: Design data enhancement modules that extract, enrich, and validate document content

Más de 5 años de experiencia como Data Scientist, Machine Learning Engineer o en Analítica Avanzada.

QuantIA Ingeniería y Consultoría en Madrid busca un Junior Data Scientist para integrarse en la unidad de IA Avanzada.

Mentalidad colaborativa, estamos impulsando el área de Data Science y de IA a través de todo el grupo. Diseñar y mantener soluciones de IA integradas con datos corporativos, así como definir diferentes métricas de utilidad para el negocio, y para el equipo de Data Science. Liderar proyectos de

Quieres llevar tus habilidades en Data, Analytics & IA al siguiente nivel? Somos líderes globales, trabajamos con la mitad del IBEX-35 y no paramos de crecer desde 1994.

Buscamos un/a Senior Data Scientist con sólida experiencia en Machine Learning clásico y modelado predictivo, capaz de liderar el desarrollo, validación y revisión de modelos avanzados.

Fever in Madrid is seeking an experienced Lead Data Scientist to own critical business areas such as product optimization, personalization, or marketing analytics. As a Lead Data Scientist, you will blend strong statistical and ML expertise with the ability to work across Product, Engineering, and M

Serco Space Services - Europe Careers is seeking a Science Data Quality and Operations Scientist to support ESA scientific missions in Astronomy, Planetary Science and Heliophysics. You will monitor data quality, validate processing chains, and investigate anomalies across mission lifecycles.

Cognodata busca un Data Scientist con experiencia en desarrollo de modelos de Machine Learning para proyectos con clientes líderes.

Privacy Notice By applying, you acknowledge that Kharon will process your personal data for recruitment purposes in accordance with applicable data protection laws, including the EU General Data Protection Regulation and Spanish data protection legislation. Position Data Scientist, Retrieval & Agent

The role involves designing and maintaining data pipelines using PySpark and optimizing ML models for predictive analytics. Madrid seeks a skilled Data Engineer with 2-3 years of experience in Machine Learning.

AgileEngine is seeking a Senior Data Scientist to develop predictive models and analytics for vulnerability prioritization in a large-scale enterprise security program. You will analyze massive security telemetry, build ML algorithms to reduce noise and false positives, and create dashboards to driv

En Pascual seguimos impulsando nuestra transformación digital y queremos incorporar un/a Data Scientist que lidere proyectos de analítica avanzada e inteligencia artificial para apoyar la transformación digital de la compañía, mediante el desarrollo de soluciones avanzadas que generen impacto.

Procesia busca un Data Scientist NLP – IA para definir cómo hablan y entienden el lenguaje las soluciones de IA.

Preferred Qualifications Deep neuroscience domain expertise: in-depth knowledge of neurodegenerative, neuropsychiatric and ophthalmic diseases, clinical development, and trial design challenges Experience in multi‑omics including designing and interpreting large-scale proteomic studies, analyz

Data Scientist – Quantum & Advanced AI España | Proyecto estratégico | Crecimiento en tecnologías emergentes About the job En Vortech buscamos un/a Data Scientist especializado/a en Quantum Machine Learning para incorporarse a un proyecto tecnológico de alto impacto, enfocado en la aplicación

Requisitos * Experiencia de entre 1 y 2 años como Data Scientist, Data Engineer o posiciones similares. Buscamos incorporar un/a Data Scientist con experiencia en entornos AWS y tecnologías de procesamiento de datos para participar en un proyecto de implementación de una capa semántica dentro de

Compensaciones / Beneficios Develop and manage a portfolio of RWE projects leveraging real-world data (RWD) and related sources Incorporate cutting‑edge scientific and technological advances to propose new ideas and initiatives * Lead end‑to‑end RWE studies: research questions, data feasib

We take care of our employees, ensuring everyone receives permanent mentoring, training, and a push to always take one step further, as well as international experience that will accompany you throughout your career * We are continuously building our company, bringing together diversity of thoughts,

Lead AI and Data Scientist for their EMEA Digital Innovation Hub in Madrid. The ideal candidate will have over 8 years of experience in data science, a degree in a relevant field, and strong backgrounds in machine learning and cloud platforms.

A technology research company in Madrid is seeking an R&D Data Scientist to join their team. This entry-level position involves developing innovative data analytics solutions, working collaboratively in a multidisciplinary team, and producing research papers.

Data Scientist Modelos-Empresas ( CDAIO)Applylocations: Madridtime type: Full timeposted on: Posted Todayjob requisition id: Req1586686Data Scientist Modelos-Empresas ( CDAIO)Country: SpainCOMIENZA AQUÍSantander (www. LA DIFERENCIA QUE MARCAS**Modelos – Empresas (CDAIO) está buscando un Data

Super is seeking a Staff Product Data Scientist to drive commercial and product outcomes through data analysis. This role will partner with various departments to influence product strategies, conduct in-depth analyses, and design effective data metrics.

A leading consultancy firm in Madrid is seeking a Senior Data Scientist with 2-4 years of experience. The role focuses on developing advanced machine learning and time series models to derive insights from data. Key responsibilities include model development, enhancing data collection, and conductin

Collaborate with R&D Data, Data Science & AI teams and external partners to design studies, analyze real-world data, and deliver robust evidence to improve patient outcomes and development strategies. Johnson & Johnson Innovative Medicine R&D is recruiting a Principal Data Scientist, Real World Evid

Do you love turning data into real impact? Want to be part of a friendly, dynamic, and experienced team, where innovation meets collaboration? Interested in joining a leading global software and cloud solutions provider helping organizations optimize technology and drive digital transformation? We a

Prima, based in Madrid, is looking for talented Data Scientists to join their Pricing & Underwriting Department. This role involves leveraging data to identify risks and opportunities, and developing advanced pricing models for real-time insurance pricing.

Sobre el equipo y tu impacto En MBC Data contamos con un equipo global de 150 profesionales con un perfil que combina habilidades en analítica avanzada con un profundo conocimiento del negocio; nuestro propósito en el área se centra en la definición y desarrollo de soluciones informacionales lig

IQVIA in Madrid seeks a Data Scientist to build data engineering and ML tools for large medical datasets, addressing healthcare challenges and improving patient outcomes. You should have a Master's degree in a related field, strong Python/R and SQL skills, experience with Big Data, and fluency in En

Acerca del puesto Data Scientist NLP – IA ¿Y si tu trabajo fuera decidir cómo hablan y entienden el lenguaje las soluciones de IA que usan miles de personas? Ese Es El Corazón De Este Rol Buscamos a alguien que disfrute tanto afinando un modelo como discutiendo el mejor prompt, la métrica adec

LHH busca un/a profesional para desarrollar y optimizar modelos analíticos avanzados en el sector seguros.Se requiere experiencia en modelización, Machine Learning y herramientas de visualización.El candidato ideal tendrá un grado en Matemáticas, Estadística o un campo relacionado, con la capa

If you thrive in fast-paced environments and are passionate about leveraging data to drive business success, this role is perfect for you. Join a leading global live-entertainment tech platform where you will play a pivotal role in enhancing decision-making through data science. This position offers