First National Bank (FNB) in Johannesburg is seeking a Data Scientist to develop and implement ML models for fraud detection in payments, and to build real-time scoring and decisioning systems. You will analyse large datasets, collaborate with tech, operations, and product teams to deliver integrated fraud solutions. The role requires 3–5 years in data science or AI, experience with frameworks like TensorFlow/PyTorch, and familiarity with Spark, Hadoop, and cloud platforms.