Senior IRB Credit Modeller (UK Mortgages) at EXL | GB | Rezi

Senior IRB Credit Modeller (UK Mortgages) at EXL

Senior IRB Credit Modeller (UK Mortgages)

EXL · GB

2 weeks ago

Senior IRB Credit Modeller (UK Mortgages)

EXL · GB

16 days ago
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About the Role

Seeking an experienced Senior IRB Credit Modeller to lead the development, enhancement, and governance of mortgage credit risk models. This role involves developing and refining IRB risk parameters, overseeing model lifecycle management, and ensuring compliance with UK PRA Basel 3.1 requirements. The successful candidate will partner closely with Credit, Business, and Risk stakeholders for robust model performance and effective implementation.

Responsibilities

  • Develop and refine IRB credit risk parameters (PD, LGD, EAD) across mortgage portfolios.
  • Collaborate with colleagues in the development of retail and non-retail credit risk models.
  • Oversee the full model lifecycle including scoping, data review, stakeholder engagement, documentation, and governance approvals.
  • Conduct annual model reviews, calibrations, back-testing, and performance analysis.
  • Identify and remediate model deficiencies and performance issues.
  • Research, design, and implement best-practice credit risk methodologies aligned to PRA Basel 3.1 standards.
  • Partner with Credit, Business, and support functions to drive understanding and adoption of models.
  • Produce high-quality documentation and governance materials.

Requirements

  • Bachelor’s or Master’s degree in a highly quantitative discipline such as Mathematics, Statistics, or Economics.
  • Approximately 12 years of relevant experience in credit risk modelling.
  • Significant experience estimating IRB parameters for mortgage portfolios under PRA regulations (preferred) or EBA frameworks.
  • Experience leading projects or workstreams within a credit risk modelling environment.
  • Strong coding capability in SQL and/or Python, or willingness to develop these skills.
  • Strong understanding of IRB regulatory requirements and model governance.
  • Must be eligible to work in the relevant location.

Skills

  • Exceptional analytical and problem-solving abilities.
  • Ability to interpret complex datasets and present findings clearly to diverse audiences.
  • Strong verbal and written communication skills.
  • High-quality documentation and stakeholder management capability.
  • Ability to work independently and collaboratively within a team environment.
  • Continuous learning mindset and adaptability to new challenges.

Location

  • London, United Kingdom

Work Type

  • Hybrid working 4 days a week in the office
  • Umbrella Contractor
  • Inside IR35

Experience Level

  • Senior

Education Level

  • Bachelor's degree
  • Master's degree

Benefits

  • Working within a highly regarded specialist banking and wealth management organisation.
  • Exposure to complex mortgage modelling and credit risk initiatives.
  • Opportunities for professional development and continuous learning.
  • Collaboration with experienced risk, credit and business stakeholders.
  • A supportive and high-performing team environment.

About the Company

  • EXL is a global data and artificial intelligence ("AI") company that offers services and solutions to reinvent client business models, drive better outcomes, and unlock growth with speed.
  • EXL harnesses the power of data, AI, and deep industry knowledge to transform businesses, including the world’s leading corporations in industries including insurance, healthcare, banking and financial services, media, and retail, among others.
  • EXL was founded in 1999 with the core values of innovation, collaboration, excellence, integrity, and respect.
  • Headquartered in New York with more than 60,000 employees spanning six continents.
  • For more information, visit www.exlservice.com.