Quantitative Analyst (Stochastic Modelling)

TL;DR

Quantitative Analyst (Stochastic Modelling): Developing and calibrating economic scenario generators for multi-asset investment and insurance processes with an accent on stochastic asset return modelling, risk-neutral and real-world calibration, and model governance. Focus on designing model enhancements for public and private market assets, validating complex outputs, and building reliable analytical tools for strategic asset allocation and Solvency II reporting.

Location: London, United Kingdom

Company

A long-established savings, investment and insurance organisation managing multi-asset portfolios and delivering long-term investment solutions.

What you will do

• Deliver the end-to-end BAU calibration process for the in-house economic scenario generator, including execution, validation, interpretation and issue resolution.
• Research academic, market and industry approaches and translate suitable findings into practical model enhancements.
• Develop and implement changes to model design, calibration, assumptions and limitations, including for public and private market assets.
• Validate model outputs to ensure they are explainable, robust and fit for business use.
• Build and maintain analytical tools in line with good development practices and control requirements.
• Produce clear methodology, model-change and validation documentation for technical and governance audiences.

Requirements

• Relevant quantitative degree in mathematics, statistics, financial engineering or a related discipline.
• Knowledge of stochastic asset return modelling, distributional assumptions, time-series modelling, volatility dynamics and tail risk.
• Research mindset with the ability to assess and apply academic, market and industry approaches.
• Strong programming skills in Python and Excel/VBA for model development, analysis and validation.
• Clear communication skills and the ability to explain complex outputs and create structured documentation.
• Strong attention to detail and ability to work within structured timelines and control requirements.

Culture & Benefits

• Flexible working arrangements and workplace adjustments are available.
• Pension scheme of up to 18%, including employer contributions.
• Share Save and Share Incentive Plan, plus financial wellbeing support.
• 38 days of annual leave including bank holidays, with the option to purchase five additional days.
• Paid parental leave and family support covering maternity, adoption, surrogacy and paternity leave.
• Private healthcare, critical illness cover and life assurance, with additional family options.