Lead Data Scientist - Home Buying AI & Pricing

Commonwealth Bank; Sydney; On-site; AUD 200,000 - 260,000; Full time

Job summary

Commonwealth Bank is seeking a Lead Data Scientist to head the Home Buying AI chapter, driving predictive modelling and insights for Retail home loan products. You will guide a team of data scientists, apply advanced ML techniques, and partner with Pricing Strategy and Credit Risk to optimize business outcomes.

The role focuses on delivering high-quality modelling assets, mentoring staff, and ensuring alignment with strategic objectives in a transformative AI program.

Qualifications

• Proven experience leading data science teams and delivering enterprise-grade AI/ML solutions.
• Strong statistical and machine learning expertise with ability to operate in both theoretical and practical spaces.
• Experience with Python or R for model development and data analysis.
• Exposure to cloud-based ML tools such as AWS SageMaker or Bedrock.

Responsibilities

• Lead and mentor junior data scientists to deliver business outcomes.
• Present modelling solutions to senior stakeholders and translate results for non-technical audiences.
• Develop and manage AI/ML assets to support Retail Home Buying product performance.
• Collaborate with Pricing Strategy, Credit Risk, Finance, and Group teams to align modelling with business strategy.
• Contribute to a data science centre of excellence across the organisation.

Skills

Data science leadership

Statistical ML knowledge

Python

R

Spark

SQL

Education

Mathematics/Statistics/Econometrics/CS/Engineering degree

Tools

AWS SageMaker

AWS Bedrock

Spark

Teradata SQL

Job description

Commonwealth Bank is seeking a Lead Data Scientist to head the Home Buying AI chapter, driving predictive modelling and insights for Retail home loan products. You will guide a team of data scientists, apply advanced ML techniques, and partner with Pricing Strategy and Credit Risk to optimize business outcomes.

The role focuses on delivering high-quality modelling assets, mentoring staff, and ensuring alignment with strategic objectives in a transformative AI program.