Senior Data Scientist, Test & Learn Innovator

Mastercard Inc.; Greystones; On-site; EUR 110,000 - 160,000; Full time

Job summary

Mastercard Inc. is seeking a Senior Data Scientist for the Test & Learn team, focusing on analytic research and applying advanced data science methods to business challenges.

You will help build and improve experimentation software used by global clients, driving scalable, data-driven solutions. You will work with product management and engineering to translate ideas into products, mentor teammates, and contribute to a culture of experimentation and continuous improvement within Mastercard's

Qualifications

• 5+ years experience in data science or equivalent coursework.
• Experience applying ML, causal inference and AI to real problems.
• Strong technical aptitude with business acumen.
• Experience handling high-volume datasets for business decisions.
• Excellent communication and collaboration across teams.
• Strong project management and problem-solving skills.
• Mentor teammates and contribute to a growth-focused culture.
• Degree in statistics, mathematics, CS, engineering or related field.

Responsibilities

• Drive research of new functionality within an analytics platform used by top organisations.
• Collaborate with product management to solve customer needs with analytic solutions.
• Guide engineering teams to implement analytic ideas into products.
• Partner with leaders to identify problems and drive innovative solutions.

Skills

Data science

Machine learning

Causal inference

Generative AI

Agentic AI

Analytics

Communication

Project management

Mentoring

Education

Statistics

Mathematics

Computer Science

Engineering

Job description

Mastercard Inc. is seeking a Senior Data Scientist for the Test & Learn team, focusing on analytic research and applying advanced data science methods to business challenges.

You will help build and improve experimentation software used by global clients, driving scalable, data-driven solutions. You will work with product management and engineering to translate ideas into products, mentor teammates, and contribute to a culture of experimentation and continuous improvement within Mastercard's