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Data Scientist
full-timeSydney

Summary

Location

Sydney

Type

full-time

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About this role

See yourself in our team:

At CBA we have an ambitious goal of leading the way in changing the world through AI. With great buy-in from all senior leadership, we have embarked on world first initiatives to deliver exceptional experiences to our customers. In Retail Banking Services (RBS), as the largest and customer facing part of the bank, we play a unique role in bringing this vision to life and build a brighter future for all Australians.

The opportunity:

Reporting to the Chapter Lead, AI, you will deliver high priority initiatives across RBS. You will work on the delivery of world-class AI capabilities across RBS that will also build capabilities for the rest of CBA. You will work with cutting edge initiatives in Agentic AI, GenAI, and broader AI. Our strategic focus lies in delighting our customers at every touchpoint, offering outstanding service, and meet the needs of our customers.

Why CommBank?

CommBank is leading the world of banking by venturing into new-to-the-world innovations. We're on the cutting edge, embracing AI technologies to reshape how we operate and serve our customers.

Key Responsibilities:

· GenAI and Agentic system design and development: Drive the expansion and adoption of Generative AI solutions across RBS, optimising our product offerings through design and implementation of advanced Gen AI capabilities and agentic AI systems.

· Develop and implement Machine Learning Models: Lead the overhaul of various machine learning models, enabling to drive strategic business outcome for various stakeholders.

We’re interested in hearing from people with the following skills.

· Proven commercial experience in Gen AI, chatbot development, and LLMs.

· Strong foundation in statistics and probability; able to interpret models.

· Proficiency in Python and experience with AI/ML model development.

· Excellent communication skills for documentation and stakeholder engagement.

· Tertiary qualification in Data Science, Statistics, Computer Science, or a related field.

Technical Skills and Tools:

We use a broad range of tools, languages, and frameworks. We don’t expect you to know them all but experience or exposure with some of these (or equivalents) will set you up for success in this team.

· Machine Learning: Expertise in the design and construction of machine learning models, including feature engineering, model selection, hyperparameter tuning, model evaluation, and deployment of predictive models into production environments.

· Generative AI: Familiarity with various aspects of Generative AI, including prompt engineering, Retrieval-Augmented Generation (RAG), guardrail design, orchestration design, and tools such as LangChain and LangGraph.

· Cutting-Edge AI: Work on projects leveraging traditional AI, Generative AI, and agentic AI to pave the path for how banking and broader industry functions in the future.

· Version Control and CI/CD: Experience with version control and CI/CD pipelines such as GitHub.

· Tooling: Hands-on experience with data science tools such as Spark, Python, R, TensorFlow, PyTorch, and SQL.

· Data Engineering: Knowledge of ETL processes and data pipeline construction, ensuring efficient data flow and integration.

· Deployment: Familiar with Docker for containerization and deployment of applications.

· Cloud Architecture: Grounded understanding in AWS or Azure Cloud architecture and integration, demonstrating experience in deploying and managing cloud-based solutions.

Our Talent Acquisition team will be taking a scheduled break over the festive period beginning 24 December. We will resume reviewing applications and responding to enquiries from 5 January. We appreciate your understanding and patience during this time and wish you a safe and enjoyable holiday season

If you're already part of the Commonwealth Bank Group (including Bankwest, x15ventures), you'll need to apply through Sidekick to submit a valid application. We’re keen to support you with the next step in your career.

We're aware of some accessibility issues on this site, particularly for screen reader users. We want to make finding your dream job as easy as possible, so if you require additional support please contact HR Direct on 1800 989 696.

Advertising End Date: 29/01/2026

Other facts

Tech stack
Gen AI,Chatbot Development,LLMs,Statistics,Probability,Python,Machine Learning,Generative AI,Data Science,ETL Processes,Cloud Architecture,Docker,Spark,R,TensorFlow,PyTorch,SQL

About Commonwealth Bank

Australia’s leading provider of financial services including retail, premium, business and institutional banking, funds management, superannuation, insurance, investment and sharebroking products and services.
We are a business with more than 800,000 shareholders and over 52,000 employees. We offer a full range of financial services to help all Australians build and manage their finances.

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Team size: 10,001+ employees
LinkedIn: Visit
Industry: Financial Services

What you'll do

  • The Data Scientist will drive the expansion and adoption of Generative AI solutions across Retail Banking Services. They will also lead the development and implementation of machine learning models to achieve strategic business outcomes.

Ready to join Commonwealth Bank?

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Frequently Asked Questions

What does a Data Scientist do at Commonwealth Bank?

As a Data Scientist at Commonwealth Bank, you will: the Data Scientist will drive the expansion and adoption of Generative AI solutions across Retail Banking Services. They will also lead the development and implementation of machine learning models to achieve strategic business outcomes..

Why join Commonwealth Bank as a Data Scientist?

Commonwealth Bank is a leading Financial Services company.

Is the Data Scientist position at Commonwealth Bank remote?

The Data Scientist position at Commonwealth Bank is based in Sydney, New South Wales, Australia. Contact the company through Clera for specific work arrangement details.

How do I apply for the Data Scientist position at Commonwealth Bank?

You can apply for the Data Scientist position at Commonwealth Bank directly through Clera. Click the "Apply Now" button above to start your application. Clera's AI-powered platform will help match your profile with this opportunity and guide you through the application process. You can also learn more about Commonwealth Bank on their website.