Title and Summary
Financial Crime Solutions - Data Scientist II
Role
In the Financial Crime Solutions team at Mastercard, we build and deliver products and services powered by payments data to find and stop financial crime. We’re a globally operating team that crafts bespoke algorithms to help clients understand the underlying criminal behaviour that drives financial crime, empowering them to take action.
In This Position, You Will
- Directly contribute to project delivery—writing code, reviewing code, delivering ML models and analytics, and managing a team while engaging with Product and Engineering counterparts.
- Perform proof‑of‑concept projects, engage in product design, and build prototypes.
- Use the full range of data‑science techniques to develop new and novel algorithms to aid existing and new financial‑crime products.
- Conduct novel research to help us and our clients understand the different criminal behaviours in payments data.
- Think about how derived insights can be turned into new products and services we can offer to external clients.
- Be ready to learn new technologies as required and engage with legacy and future technology stacks, in the UK and internationally.
- Write white papers, patents, and client‑facing data visualisations.
- Consider the full impact of your work—including privacy, security, regulation, code performance, and model accuracy.
Skills Required
- Proficiency in Python and standard data‑science libraries (pandas, scikit‑learn/xgboost, networkx).
- Strong interest in modeling the behaviours exposed by payments data.
- Excellent communication skills with non‑technical colleagues and an ability to understand their perspectives.
- Excitement to explore new programming languages, technologies, and techniques.
- A can‑do attitude, willingness to be pragmatic, and readiness for constructive criticism and code reviews.
Corporate Security Responsibility
- Abide by Mastercard’s security policies and practices.
- Ensure the confidentiality and integrity of accessed information.
- Report any suspected information‑security violation or breach.
- Complete all periodic mandatory security trainings in accordance with Mastercard’s guidelines.
