The posting
Head of IRB Model Development
Responsibilities
- Define the strategic vision and roadmap for the modelling of regulatory and economic credit risk capital.
- Lead and mentor a high-performing team of risk model developers and quantitative analysts, fostering a collaborative environment and promoting continuous professional development.
- Develop, maintain, and implement a comprehensive regulatory and economic credit risk capital model development framework in line with the Prudential Authority's (PA) regulatory requirements, internal policies, and industry best practices.
- Ensure appropriate design and development of credit risk models, including: Probability of Default (PD) Loss Given Default (LGD) Exposure at Default (EAD) Credit portfolio models
- Partner with key stakeholders across The Company to ensure alignment of model design and performance with business objectives and capital management strategies.
- Remain at the forefront of developments in credit risk modelling (both internal and regulatory), the regulatory landscape, and industry best practices.
- Be a trusted advisor and sounding board on regulatory matters by supporting The Company.
- In partnership with the independent model validation function, confirm models continue to perform as expected and/or address known model design or performance deficiencies.
- Provide guidance, data, and analysis of exceptional quality, relevance, and insightfulness to support business-critical decisions.
- Collaborate with the IFRS 9 model development team to ensure regulatory credit risk models remain appropriate inputs to IFRS 9 Expected Credit Loss estimates.
- Engage and collaborate with Credit Risk, Finance, and Business Units to integrate credit risk models into the broader risk management frameworks and capital planning processes.
- Actively contribute to maintaining a rigorous governance framework for model risk, including development, documentation, validation, and use.
- Collaborate with IT and data teams to ensure efficient model implementation, data quality, and system integration.
- Contribute to the development of stress testing and scenario analysis frameworks for credit risk to assess the impact of adverse economic conditions on the credit portfolio.
- Champion The Companys culture and values, ensuring your team embodies these principles in all decisions and actions.
Experience, Skills, and Capability
- Advanced degree in a highly quantitative field such as Economics, Mathematics, Statistics, or Engineering, with strong academic performance.
- 10+ years' experience in credit risk modelling teams.
- Proven leadership experience in managing teams, projects, and cross-functional collaboration.
- Experience leading an organisation through transformational change.
- Strong background in risk modelling, statistical analysis, and programming languages (e.g., Python, R, SAS, MATLAB, C++).
- In-depth understanding of statistical modelling for portfolios with varied risk types across retail and commercial books, including capital (regulatory and economic), provisioning, and stress testing.
- Strong knowledge of regulatory requirements, especially in the context of the IRB approach for credit risk.
- Extensive knowledge of the full model lifecycle and associated implementation controls.
- Self-motivated, with the ability to work both independently and collaboratively.
- Strong communication skills (written, verbal, and presentation).
- Willingness to learn and adapt to change quickly.
- Professional certifications such as FRM, CFA, or PRM are advantageous.
- Experience with version control tools (e.g., GitHub, Azure DevOps) or cloud platforms (e.g., Azure), or willingness to learn.



