actuarial jobs

As part of our Global Specialty team within Insurance Consulting & Technology (ICT), you will support the broader business development agenda as well as contribute directly to the sale and delivery of client projects, with a focus on traditional and alternative reinsurance markets.

You will play a key role in helping clients enhance their understanding of risk, optimise their capital deployment and reinsurance strategies, and leverage our technology solutions to make more informed decisions. This includes hands-on technical development, collaboration with our technology teams, and regular engagement with clients.

This is an exciting opportunity for an analytically minded reinsurance professional who enjoys technical depth, problem solving, and working with innovative modelling tools within a highly collaborative global team.

The Role

Client Delivery & Technical Work

• Support and deliver pricing and risk modelling projects for traditional and alternative reinsurance structures, which will build on your knowledge of reinsurance agreements and key reinsurance contract features and will involve:
• Develop a strong, practical understanding of WTW’s Igloo Standard Model including:
  • Data input tables
  • Model methodologies
  • Standard reporting and outputs
• Build an extensive understanding of the Igloo parametrisation tool and its application across client projects.
• Extract detailed model results and interpret Igloo code to support technical diagnostics and enhancement.
• Apply common methods for data ingestion and data output using:
  • Python
  • Power Query
  • Power BI
• Calibrate loss distributions for pricing, capital modelling, and portfolio analysis.
• Apply common reinsurance pricing methods.

Client Engagement & Relationship Building

• Communicate regularly with client stakeholders including:
  • Capital modelling actuaries
  • Reinsurance purchase teams
  • Reinsurance pricing actuaries
  • Underwriters
  • Reinsurance brokers
  • Capital markets teams
• Understand client needs and translate them into actionable modelling and analytical solutions.
• Support business development activities, including proposal development, thought leadership, and client presentations.

Internal Collaboration

• Work closely with colleagues across the Global Specialty team and other ICT offices.
• Build rapport with our Technology teams to enhance our software, tools, and analytical capabilities.

What you’ll bring

Experience & Expertise

• Proven reinsurance experience with strong understanding of reinsurance principles, treaty structures, and pricing approaches.
• Technical aptitude and willingness to develop deep expertise in a modelling ecosystem (Igloo, Python, Power BI, etc.).
• Experience with analytical or actuarial work, ideally in pricing, risk modelling, or capital modelling.

We are looking for motivated individuals who:

• Are natural problem-solvers and self-driven in their learning.
• Enjoy technical, actuarial, and analytical work with a hands-on mindset.
• Bring a “can do” attitude and thrive in a dynamic project environment.
• Are comfortable communicating with clients regularly and building strong professional relationships.
• Are curious, proactive, and eager to explore how technology can enhance client outcomes.
• Are diligent and detail-oriented, but also able to step back and consider the bigger picture.
• Demonstrate strong time management and organisational skills.

What we offer

Enjoy a benefits package designed to help you thrive, both professionally and personally. You'll receive 25 days of annual leave plus an extra WTW day to relax and recharge. Our comprehensive health and wellbeing offering includes private healthcare, life insurance, group income protection, and regular health assessments, all giving you peace of mind. Secure your future with our defined contribution pension scheme, featuring matched contributions up to 10% from the company.

We support your growth and balance with hybrid working options, access to an employee assistance programme, and a fully paid volunteer day to make a difference in your community. On top of these, you can opt into a variety of additional perks including an electric vehicle car scheme, share scheme, cycle-to-work programme, dental and optical cover, critical illness protection, and much more. Start making the most of your career and wellbeing with a range of benefits tailored for you.

Equal Opportunity Employer

We’re committed to equal employment opportunity and provide application, interview and workplace adjustments and accommodations to all applicants. If you foresee any barriers, from the application process through to joining WTW, please email candidatehelpdesk@wtwco.com