Senior Catastrophe Modeller



Aon is recruiting an experienced Senior Catastrophe Modeller to join its Global Re Specialty (GRS) team in London. The team supports a range of business lines, including D&F, treaty, marine, energy and terror. The role will primarily support the specialty classes of marine, energy and terror, with opportunities to support property and treaty placements as required.



Part of Aon Reinsurance Solutions, the team advises Lloyd's syndicates, global insurers and reinsurers on their exposure to catastrophe risks, including windstorms, floods and earthquakes.



The GRS team combines technical expertise with a collaborative approach to deepen clients' understanding of catastrophe risk. Working closely with brokers, academic partners and model evaluation specialists, the team translates analysis and research into practical insights that help clients make informed decisions.




Aon is in the business of better decisions



At Aon, we shape decisions for the better to protect and enrich the lives of people around the world.



As an organisation, we are united through trust as one inclusive team, and we are passionate about helping our colleagues and clients succeed.




Key Responsibilities

• Act as the client analytics lead, coordinating reinsurance analysis and collaborator engagement across catastrophe and non-catastrophe initiatives and assignments.


• Lead discussions with reinsurers, brokers and actuaries to understand exposures, interpret modelling results, explain model limitations and resolve issues promptly.


• Collaborate with international colleagues and client teams to support analytical initiatives and assignments.


• Contribute to corporate practice groups and committees focused on catastrophe modelling and risk management.


• Lead critical initiatives to enhance GRS analytics capabilities, including benchmarking, view-of-risk advisory projects and techniques for assessing exposures beyond natural catastrophes.


• Contribute to the development of Aon's proprietary analytical tools and solutions that improve efficiency.

Skills and Experience

• Proven experience in catastrophe analytics within a broker, insurer, reinsurer or a similar financial services organisation.


• A BSc or higher qualification, ideally in finance, statistics or science, or an equivalent qualification.


• Experience using vendor catastrophe models (RMS, Verisk, Cotality).


• Experience interpreting catastrophe model outputs and explaining their implications.


• Strong written and verbal communication skills.


• SQL coding skills are required; additional programming skills, such as Python, are preferred but not essential.


• Experience using Tableau or Power BI.

Job Proficiencies

• Strong analytical and critical-thinking skills, supported by a sound understanding of statistics and their practical application.


• Excellent attention to detail and organisational skills, with the ability to prioritise competing demands in a dynamic, time-sensitive environment.


• Self-motivated, with a strong work ethic.


• Excellent interpersonal skills and the ability to explain complex technical concepts clearly to different audiences.


• Ability to lead teams and adapt priorities to meet deadlines across multiple projects and clients.


• A practical and innovative approach to solving problems.


• Commitment to applicable professional standards and company-wide quality initiatives.

How we support our colleagues



In addition to our comprehensive benefits package, we encourage an inclusive workforce. Plus, our agile environment allows you to manage your wellbeing and work/life balance, ensuring you can be your best self at Aon. Furthermore, all colleagues enjoy two "Global Wellbeing Days" each year, encouraging you to take time to focus on yourself. We offer a variety of working style solutions for our colleagues as well.



Our continuous learning culture inspires and equips you to learn, share and grow, helping you achieve your fullest potential. As a result, at Aon, you are more connected, more relevant, and more valued.



Aon values an innovative and inclusive workplace where all colleagues feel empowered to be their authentic selves. Aon is proud to be an equal opportunity workplace.



Aon provides equal employment opportunities to all employees and applicants for employment without regard to race, colour, religion, creed, sex, sexual orientation, gender identity, national origin, age, disability, veteran, marital, domestic partner status, or other legally protected status.



We welcome applications from all and provide individuals with disabilities with reasonable adjustments to participate in the job application, interview process and to perform essential job functions once onboard. If you would like to learn more about the reasonable accommodations we provide, email ReasonableAccommodations@Aon.com



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