Product Design Lead

Rosstone; Gauteng; On-site; ZAR 900,000 - 1,200,000; Full time

Job summary

Rosstone is seeking a Senior Data Scientist to apply advanced analytics, machine learning, and graph-based techniques to complex, interconnected data in enterprise environments.

The role focuses on fraud detection, financial crime, and customer intelligence, delivering end-to-end model development, performance optimisation, and deployment on cloud-native platforms.

Strong communication skills and ability to operationalize models in production environments are required.

Qualifications

• Proficient in Python and machine learning with strong graph analytics experience.
• Experience leveraging knowledge graphs to enable AI/GenAI use cases.
• Ability to deploy models within enterprise data environments.

Responsibilities

• Develop predictive models using graph analytics and knowledge graphs.
• Drive feature engineering for downstream models and performance optimization.
• Support AI/GenAI use cases through scalable graph-enabled solutions.
• Own end-to-end model development and deployment in production.

Skills

Python

Machine Learning

Graph Analytics

Knowledge Graphs

Cloud-native Platforms

Job description

Senior Data Scientist

Purpose:

• The Senior Data Scientist is a specialised role focused on applying advanced analytics, machine learning, and graph-based techniques to derive insights from complex, interconnected data.
• The role supports high-impact use cases such as fraud detection, financial crime, and customer intelligence.

Responsibilities include:

• Developing predictive models, leveraging graph analytics, enabling AI/GenAI use cases through knowledge graphs, and driving feature engineering for downstream models.
• Strong expertise in Python, machine learning, graph analytics, and cloud-native platforms, with
• Accountability for end-to-end model development, performance optimisation, and deployment within enterprise data environments.