Chapter Lead AI: Generative & Credit ML for Home Buying

Commonwealth Bank of Australia; Sydney; On-site; AUD 140,000 - 210,000; Full time

Job summary

Commonwealth Bank of Australia is seeking a senior data science leader to design and deliver advanced ML, Generative AI and agentic AI solutions for home buying. You will tackle complex credit-modelling challenges and shape AI-driven initiatives across Retail Banking Services.

Work with data science, cloud and engineering teams to responsibly apply AI, scale production ML, and deliver measurable customer and business outcomes.

Qualifications

• Strong foundation in statistics, probability and machine learning.
• Advanced Python capability with production-grade ML deployments.
• Experience with Generative AI, large language models or conversational AI including prompt engineering and RAG.
• Experience building production solutions using Spark, SQL, TensorFlow, PyTorch or R.
• Understanding data engineering, ETL, data pipelines, version control and CI/CD practices.
• Experience with AWS or Azure and Docker containerisation.
• Excellent written and verbal communication for cross-functional collaboration.
• Tertiary qualification in Data Science, Statistics, Computer Science or related discipline.

Responsibilities

• Lead design, development and deployment of ML models for business outcomes.
• Tackle credit-modelling challenges within home buying and related problems.
• Advance models from exploration to deployment and monitoring.
• Design Generative AI capabilities, including retrieval-augmented generation and guardrails.
• Identify opportunities to scale responsible data science across Retail Banking Services.
• Collaborate with product, engineering, risk and business stakeholders to translate insights into action.
• Establish best practices for feature engineering, model evaluation and production deployment.
• Share knowledge and guide teams on AI/ML capabilities.

Skills

Python

Statistics

Machine learning

Generative AI

Prompt engineering

Retrieval-Augmented Generation

Orchestration

Guardrails design

Cloud platforms

Docker

Education

Degree in Data Science/Statistics/CS

Tools

Spark

SQL

TensorFlow

PyTorch

R

Job description

Commonwealth Bank of Australia is seeking a senior data science leader to design and deliver advanced ML, Generative AI and agentic AI solutions for home buying. You will tackle complex credit-modelling challenges and shape AI-driven initiatives across Retail Banking Services.

Work with data science, cloud and engineering teams to responsibly apply AI, scale production ML, and deliver measurable customer and business outcomes.