*Vacancy:* Fraud Data Scientist *Location:* Johannesburg West *Apply Now:* https://qrcd.org/8ACg Key Responsibilities: - Develop and optimize fraud detection models for payment streams. - Analyze and manage client risk profiles by adjusting detection models and thresholds. - Investigate system anomalies and troubleshoot issues. - Monitor system performance using industry metrics and client-specific data. - Manage data issues and incorporate new fraud data feeds as needed. - Provide technical to business communication and data wrangling evaluations. - Support ad-hoc investigations and contribute to fraud/analytics projects. Qualifications & Experience: - MSc or BSc in Applied Mathematics, Statistics, Actuarial Science, or equivalent. - Minimum 5 years’ experience in fraud detection, data analytics, or statistical modeling. - Proficiency in MS Office, SQL, and data wrangling. - Experience with big data analytics, scripting, and programming. This role is critical to national fraud prevention efforts and provides opportunities to work with key stakeholders, vendors, and internal teams.