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Job Title: Data Scientist Senior Associate
Location: Bangalore
Business & Team:
Risk Management is responsible for developing and deploying the risk frameworks to allow the Group to take conscious exposures to credit, market, operational, compliance and insurance risks within a Board-approved appetite.
Risk Management ensures that the Group has appropriate strategies and frameworks in place to assess, manage and report on credit, market, operational, compliance and insurance risks.
We do this by:
Establishing frameworks to manage risks that are consistent with the Group’s business objectives;
Identifying, assessing and reporting risks to the Board, Risk and Audit Committees, Executive Committee and Business Units;
Assessing the impact of proposed changes in laws, regulations and industry codes; and
Working collaboratively with the Business Units to achieve the optimal risk and return outcomes for the Group within the risk appetite approved by the Board.
We are structured using a matrix system. Risk Management has teams that specialise in credit, market, operational, compliance and insurance risks as well as business unit facing teams. These areas collaborate with each other and specific areas within the Group to implement the Risk Management frameworks.
Model Development Centre of Excellence is a team within Risk Management that is responsible for developing models and performing advanced analytics across the Group to provide key risk and business insights. The team develops estimates for Probability of Default, Loss Given Default and Exposure at Default for credit portfolios, including retail and non-retail. These estimates are used across all CBA lending business units, including ASB and Bankwest.
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You will be part of a skilled quantitative team serving all lending businesses across the CBA Group, and lead new initiatives contributing to the development, maintenance and enhancement of key credit risk models that are used for calculating credit risk RWA and provisioning, as well as obligor creditworthiness.
You may also contribute to strategic initiatives aligned to enhancing modelling frameworks and improving the agility and efficiency of model development activities.
models across the CBA Group.
You will report direct to the Chapter Lead, Model Development Centre of Excellence.
As part of your role, you will interface on a day-to-day basis with other teams that are involved in the credit modelling lifecycle across the Group,
including the independent model validation unit;
the users of the models we build;
project teams that deliver solutions for our modelling data and analytics needs,
enterprise services teams that implement the models we build within the bank’s systems, and business unit risk teams that conduct model monitoring and fit-for-purpose validations
Roles & Responsibilities:
Generating insights for CBA's credit portfolios, by building statistical models and performing analyses with sound application of advanced statistical and econometric techniques including, but not limited to, Time Series Analysis, Macroeconomic Modelling and Non-linear Regression, using R and Python;
Actively contributing to projects to develop and enhance credit risk models, delivering outcomes with minimal supervision;
Analysing the business impact of the models including changes to the Expected Loss, capital and Risk Weighted Assets as a result of model improvements or refreshes;
Thoroughly documenting the modelling results and the thought process around the choice of modelling methodology in a concise and user-friendly form, to enable stakeholders to independently validate the final model and assess its impact;
Working with the Group’s data resources, as well as key data-related projects, to obtain and prepare data for modelling purposes as required. This will involve working with SAS, Teradata SQL, or other related tools; and
Interacting with stakeholders within business units and group model validation teams to seek input and share results on model development efforts as needed.
Essential Skills:
1-3 years relevant experience
Demonstrated skills in written and verbal communication, including ability to interpret and report complex material and make sound recommendations to a range of stakeholders;
Diligent, collaborative and entrepreneurial workstyle delivering error-free output using innovative techniques and working with remote and on-site teams across the unit to drive improved risk analytics;
Ability to work productively as part of a team on-site, remotely and in isolation as required;
Experience in modelling using R or Python, and working and maintaining datasets using Teradata SQL or Microsoft SQL is an advantage;
Sound time management and prioritization;
Apply knowledge of business and regulatory drivers when analysing model outcomes;
Familiarity or experience with the Basel regulatory standards and relevant APRA regulations regarding credit risk, or IFRS9 requirements for collective provisions is an advantage.
Education Qualification:
A solid foundation in applying advanced mathematical and statistical techniques and familiarity/experience with relevant tools such as R and Python, conducting modelling, data manipulation and data visualization;
Tertiary qualifications in a quantitative discipline such as mathematics, statistics, econometrics, actuarial science, finance, engineering, data science or any other related discipline.
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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.
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Advertising End Date: 04/09/2026
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