Credit Model Technician

Job Description

The Credit Model Technician is responsible for developing, maintaining and enhancing Credit Risk Models and tools that support the Credit Lab’s analytical, pricing, and risk management functions. The role ensures the accuracy, reliability and compliance of credit risk models while enabling effective decision‐making across business and operational divisions. The incumbent collaborates closely with risk, credit, data, and systems teams to ensure seamless integration of models into credit systems and processes.

• Maintain, enhance and troubleshoot existing credit risk models and tools.
• Develop business cases for new credit risk models for submission to the Risk Models Technical Committee.
• Prepare detailed technical specifications for the development of credit risk models.
• Design, develop and test credit risk models and risk measurement tools.
• Support external consultants and internal credit model developers in developing and refining credit risk models.
• Provide technical advice on model development methodologies, assumptions and design.

• Use credit and portfolio data for developing and maintaining credit risk models.
• Validate accuracy and completeness of data flows between models, systems and data sources.
• Perform data quality checks and identify data anomalies ahead of model use.

• Support the Credit System Architect to design, build and maintain the platform used to house credit risk models and tools.
• Provide technical and user support for all credit risk tools implemented on the platform.
• Develop and maintain user manuals, technical documentation and process guides.
• Support implementation, testing and training of credit systems and modelling tools.

• Support the Credit Lab Manager in the activities of the Pricing Working Group.
• Validate credit ratings, PDs, LGDs and related risk metrics used within the pricing model.
• Conduct review and testing of model outputs to ensure consistency with pricing requirements.
• Validate data inputs and information used in credit rating and risk assessment models.
• Test and verify standardised outputs from credit rating models are complete, accurate and reliable.
• Liaise with Credit Officers, Investment Officers, Technical Experts and Portfolio Officers to ensure consistency and integrity of rating information.

• Prepare submissions for the Technical Committee relating to model development, validation and maintenance.
• Ensure compliance with scheduled model maintenance cycles and governance requirements.
• Demonstrate model performance over time and highlight emerging issues or trends.
• Provide well‑reasoned responses to questions and challenges raised by the Committee.
• Produce accurate and insightful analyses and reports that support credit and risk decision‑making.
• Ensure reliability and traceability of data used in all reporting.

• Build and maintain effective relationships with management, business units, and key stakeholders to facilitate effective operational support.

Key Measurements of Outputs

1. Delivery against agreed model development and maintenance timelines.

2. Accuracy and reliability of model outputs and documentation.

3. Quality and completeness of submissions to the governance committees.

4. User adoption and satisfaction with credit systems and tools.

5. Successful validation of credit risk data, ratings and metrics.

6. Compliance with internal model governance standards and audit requirements.

a) Data Collection and Analysis

• Skilled in the use of advanced/complex analytical techniques.
• Ability to use judgement to decide upon the most appropriate analytical techniques according to the situation.
• Recognises underlying principles, patterns, or themes in an array of related information, and determines whether additional information would be useful or necessary.
• Through an in-depth understanding of the business environment, reviews outputs of analysis to identify anomalies and concludes, relating these to operational circumstances.
• Ability to model a range of scenarios…