Model Validation Quant - Assistant Manager

lloyds banking group; City Of London; Hybrid; GBP 63,000 - 71,000; Full time

Job summary

A leading UK financial services group is seeking a highly motivated expert to join their Model Risk Office. As part of the Markets & AI Modelling team, you will apply your quantitative expertise to ensure rigorous validation of pricing models. The ideal candidate has a Master’s degree in a quantitative discipline and experience in C++ and Python, alongside strong problem-solving skills. This role offers a competitive salary range of £63,711 - £70,790 and supports flexible working options.

Benefits

Generous pension contribution

Annual performance-related bonus

28 days holiday plus bank holidays

Flexible working arrangements

Qualifications

• A solid theoretical understanding of derivative pricing models.
• Strong familiarity with stochastic calculus and PDEs.
• Ability to work independently and meet deadlines.

Responsibilities

• Deliver in-depth theoretical assessments of pricing models.
• Independently benchmark Front Office pricing models.
• Compile comprehensive validation reports documenting findings.

Skills

Quantitative analysis

Problem-solving

Time management

Communication

Education

Master’s degree in a quantitative discipline

Tools

C++

Python

Job description

End date: Monday 20 October 2025

Salary range: £63,711 - £70,790

We support flexible working. Learn more about flexible working.

Agile Working Options: Job Share; Hybrid Working

About this opportunity

An excellent opportunity has arisen for a highly motivated applicant to join the Model Risk Office at Lloyds Banking Group. This is an exciting opportunity to be part of a dynamic team in a changing and challenging environment, which offers considerable scope for personal development.

You will join the Markets & AI Modelling team which covers pricing models, counterparty risk models, and AI technology. Our team provides independent review and challenge of derivatives pricing models used for valuation and risk management—helping to ensure that the Group maintains rigorous standards and robust practices across its operations.

Join a dynamic team at Lloyds Banking Group where your quantitative expertise will drive model validation excellence in a fast-evolving financial landscape.

Day to day, you will:

• Deliver in-depth theoretical assessments of pricing models across various asset classes
• Independently benchmark Front Office pricing models using C++ and Python
• Perform qualitative analyses and stress tests to evaluate model performance
• Compile comprehensive validation reports that clearly document your findings and recommendations
• Develop, enhance, and maintain internal tools that support and streamline the model validation process, contributing to the team’s overall efficiency and impact

Why Lloyds Banking Group

We’re on an exciting journey to transform our Group and the way we’re shaping finance for good. We’re focusing on the future, investing in our technologies, workplaces, and colleagues to make our Group a great place for everyone. Including you.

What you’ll need

• A Master’s degree or higher in a quantitative discipline (e.g., Mathematics, Physics, Quantitative Finance) or equivalent experience in a quantitative role
• A solid theoretical understanding of, and familiarity with, derivative pricing models, stochastic calculus, partial differential equations and Monte Carlo methods
• Excellent problem-solving and time management skills
• Strong written and verbal communication skills, with the ability to articulate complex mathematical concepts clearly and concisely
• The ability to work independently, meet deadlines, and perform well under time pressure

And any experience of these would be really useful:

• Prior experience in a Model Validation or Front Office Quant role
• Programming experience in C++ and/or Python including library architecture design
• Strong understanding of financial derivatives and risk modelling
• Ability to critically evaluate model performance and identify limitations
• Familiarity with regulatory expectations related to model risk

About working for us

Our ambition is to be the leading UK business for diversity, equity and inclusion supporting our customers, colleagues and communities, and we’re committed to creating an environment in which everyone can thrive, learn and develop.

We were one of the first major organisations to set goals on diversity in senior roles, create a menopause health package, and a dedicated Working with Cancer Initiative.

We offer reasonable workplace adjustments for colleagues with disabilities, including flexibility in office attendance, location and working patterns. And, as a Disability Confident Leader, we guarantee interviews for a fair and proportionate number of applicants who meet the minimum criteria for the role with a disability, long-term health or neurodivergent condition through the Disability Confident Scheme.

We provide reasonable adjustments throughout the recruitment process to reduce or remove barriers. Just let us know what you need.

We also offer a wide-ranging benefits package, which includes:

• A generous pension contribution of up to 15%
• An annual performance-related bonus
• Share schemes including free shares
• Benefits you can adapt to your lifestyle, such as discounted shopping
• 28 days’ holiday, with bank holidays on top
• A range of wellbeing initiatives and generous parental leave policies

Ready for a career where you can have a positive impact as you learn, grow and thrive? Apply today and find out more.