Senior Data Scientist No deje pasar esta oportunidad, inscríbase rápidamente si su experiencia y habilidades coinciden con lo que se indica en la siguiente descripción.
- AI Evaluation & ProductCountry: SpainIT STARTS HERESantander () is evolving from a high-impact global brand to a technology-driven organization, and our people are at the heart of this journey. This is more than a strategic shift. It's an opportunity for motivated professionals to grow, learn, and make a real difference.
As part of the integral AI Transformation team, you'll lead and manage strategic AI initiatives that drive impact across global companies and key functions. SENIOR / LEAD DATA SCIENTIST
- AI EVALUATION & PRODUCTTHE DIFFERENCE YOU MAKESantander’s Data & AI Science (DAISci) team is the scientific engine of the bank’s AI transformation. We develop, evaluate, validate, and translate advanced Data Science and AI methods into robust products and capabilities that create measurable value across the organization.
We combine rigorous analysis with pragmatic execution to address complex challenges and build scalable, reliable, and production-ready solutions.
MAIN RESPONSIBILITIESWe are seeking a Senior Data Scientist or Lead Data Scientist to drive the design and delivery of analytical frameworks, methodologies, and products focused on the evaluation and continuous improvement of AI systems.
The ideal candidate is a versatile and experienced Data Scientist who combines scientific rigor with a pragmatic product mindset. Lead Data Science initiatives end to end, from problem framing and prioritization through experimentation, implementation, deployment, and continuous improvement.
Design methodologies, metrics, benchmarks,



and testing strategies to evaluate the quality, performance, reliability, and behavior of AI systems.
Apply statistical analysis, experimentation, machine learning, and advanced analytics to solve complex real-world problems.
Build high-quality analytical assets, prototypes, and production-oriented capabilities using sound software engineering and Data Science practices.
Use data and evidence to generate actionable insights, support decisions, and identify opportunities for product and system improvement.
Drive technical quality, reproducibility, testing, documentation, and maintainability across Data Science work.
WHAT YOU'LL BRING TO THE TABLEMSc or PhD in Computer Science, Artificial Intelligence, Data Science, Statistics, Mathematics, Engineering, or another related quantitative field.
Experience evaluating AI systems, machine learning models, or intelligent applications through benchmarking, experimentation, or quality-assessment frameworks.
Strong professional experience delivering Data Science or Machine Learning solutions in complex, real-world environments.
Deep scientific and analytical foundations, including statistics, experimentation, model evaluation, and machine learning.
Advanced programming skills in Python and strong experience with the modern Data Science ecosystem, data analysis libraries,



and machine learning frameworks.
Broad and versatile experience across different stages of the Data Science lifecycle, from analysis and prototyping to industrialization and monitoring.
Pragmatic technical leadership, including the ability to guide decisions, raise quality standards, and support the development of other team members.
NICE TO HAVEExperience developing, deploying, or maintaining production-grade Data Science or Machine Learning systems.
Experience leading technical workstreams or mentoring Data Scientists and other technical professionals.
WE VALUE YOUR IMPACTYour contribution matters, and it's recognized. We enable our teams to go further through global opportunities and broad career paths.
Enjoy hybrid work models—some days remote, some days in-person with your team—along with flexible schedules.
Access hundreds of courses on our platforms, including exclusive access to our global learning space: Receive a very competitive salary with performance-based bonuses, which motivates you to continue growing with us.
Through BeHealthy, our global wellness program, we promote holistic wellness.
That's why

we offer
child care support and family programs tailored to every stage of life.
Access Santander Contigo, our program for employees and their families that offers legal, emotional and administrative advice services.
Extra benefits. LOCAL COMPLIANCE Santander is proud to be an organization where there are equal opportunities regardless of age, gender, disability, marital status, race, religion or sexual orientation. LI-FB1SummaryLocation: Boadilla del MonteType: Full time

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