Senior Reinsurance Actuary: Pricing & Analytics Leader

Willis Re, Inc.; Greater London; On-site; GBP 90,000 - 150,000; Full time

Job summary

Willis Re in London seeks a Senior Actuary to lead pricing analytics and advisory work across multiple reinsurance lines, combining actuarial rigor with commercial insight. You will design tools, price treaties, and guide client strategies in a dynamic market environment.

Ideal candidates are fully qualified actuaries with extensive post-qualification experience in reinsurance or advisory, comfortable communicating with senior stakeholders and collaborating with brokers.

Qualifications

• Fully qualified actuary (ACAS, FCAS) with significant experience post-qualification in reinsurance, insurance, or advisory.
• Bachelor’s degree in Actuarial Science, Economics, Mathematics, Statistics, or related field.
• Experience post-qualification in the re/insurance industry.
• Deep understanding of treaty reinsurance pricing approaches and portfolio analytics, including experience and exposure rating across multiple lines of business.
• Experience across Property, Casualty, Marine & Energy, Cyber, Credit & Political Risk, or similar classes.

Responsibilities

• Designing and building market-leading analytical tools and methodologies that improve pricing accuracy, workflow efficiency, and client-facing outputs.
• Serving as a strategic advisor to clients, providing deep actuarial insight into portfolio performance, risk dynamics, and optimal reinsurance structures.
• Supporting the development of bespoke reinsurance programs that meet client-specific objectives across risk mitigation, capital relief, and volatility management.
• Applying actuarial methods to price treaty reinsurance across a range of perils and lines, leveraging exposure data, loss experience, and catastrophe model outputs.
• Producing and presenting benchmark analyses that inform negotiations and enhance the credibility of placement strategies with reinsurers.
• Partnering closely with brokers to craft analytical placement narratives and supporting reinsurer engagement during the marketing and negotiation process.
• Adapting modeling outputs and performance indicators to strengthen our value proposition and differentiate our offering in a competitive market.
• Mentoring junior analysts and actuarial trainees, supporting their technical development and ensuring delivery excellence across the team.
• Conducting peer reviews and supporting the broader capability-building agenda of the analytics function.
• Developing trusted relationships with brokers, clients, reinsurers, and internal stakeholders, serving as a critical link between technical insight and commercial strategy.
• Contributing actuarial leadership to RFP responses, new business pursuits, and long-term client engagement strategies.

Skills

ACAS/FCAS

Actuarial pricing

Portfolio analytics

Stakeholder communication

Python

PowerBI

Tableau

Igloo

Education

Bachelor’s degree in Actuarial Science, Economics, Mathematics, Statistics, or related field

Tools

Excel

PowerBI

Tableau

Python

Igloo

Job description

Willis Re in London seeks a Senior Actuary to lead pricing analytics and advisory work across multiple reinsurance lines, combining actuarial rigor with commercial insight. You will design tools, price treaties, and guide client strategies in a dynamic market environment.

Ideal candidates are fully qualified actuaries with extensive post-qualification experience in reinsurance or advisory, comfortable communicating with senior stakeholders and collaborating with brokers.