Catastrophe Analyst

Arthur J. Gallagher · London

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At Gallagher Re, we bring clarity to complexity by helping clients around the world make confident, data-driven decisions in a rapidly evolving risk landscape. Here, you’ll be part of a team that leverages world-class analytics and deep reinsurance expertise to deliver strategic advisory services and transactional excellence. Together, we transform advanced insights and market intelligence into strategies that protect businesses, drive performance, and shape the future of reinsurance. We’re a community of decision makers, future shapers, and trusted experts working side by side to deliver meaningful impact through innovative thinking and practical solutions. At Gallagher Re, your curiosity is welcomed, your growth is championed, and your work truly matters. This is a place where you'll have the freedom to explore new ideas, take ownership of your career, and collaborate with people who are as driven and inquisitive as you are.

Gallagher Re – Catastrophe Analyst – UK Specialty - London (City)

The company:  Gallagher Re

Gallagher Re is one of the world’s leading reinsurance advisory and broking firms. We combine sophisticated analytics, deep reinsurance expertise, and strategic insight to help clients understand, manage, and transfer risk. Our teams work closely with clients to interpret complex data and deliver actionable intelligence that supports informed portfolio and underwriting decisions.

The Role: UK Specialty Catastrophe Analyst

We are seeking a Catastrophe Analyst to join our UK Specialty Catastrophe Analytics team in London. The role focuses primarily on Marine & Energy, Terrorism, and other Specialty lines.

This is a client‑facing analytical role offering significant exposure to global portfolios and senior stakeholders. You will lead renewal modelling projects, contribute to the development of innovative analytical solutions, and play an active role in shaping Gallagher Re’s proprietary views of risk across specialty classes.

You will also support the development of junior colleagues, helping to foster a collaborative, knowledge‑sharing culture within the team.

• Quantify the catastrophe risk to Gallagher Re client portfolios using vendor catastrophe models and Gallagher Re proprietary models.
• Analyse client exposure date and portfolio structures to evaluate suitability for catastrophe modelling and identifying gaps and limitations.
• Contribute to the development, refinement, and delivery of analytical service offerings in collaboration with internal teams and external partners.
• Engage with clients, reinsurers, brokers and actuaries on topics including model interpretation, portfolio optimisation and bespoke analytical solutions.
• Assess and communicate the impact of vendor model updates and methodology changes on portfolio results and risk metrics.
• Provide real‑time event analysis and post‑event reporting, supporting clients during and following catastrophe events.
• Mentor junior analysts and proactively share knowledge to support technical development within the team.

• Degree in a numerate, scientific, or hazard‑related discipline
• Experience within the London or global (re)insurance markets with a solid understanding of reinsurance and specialty classes.
• Strong working knowledge of at least one major vendor catastrophe model (i.e. Moody’s, Verisk).
• Excellent understanding of peril science, model components and catastrophe risk concepts.
• Demonstrated ability to apply catastrophe modelling creatively to support risk assessment and decision‑making.
• Interest in developing bespoke technical and analytical solutions.
• Excellent IT and analytical skills; programming experience (e.g. SQL, VBA, R) is advantageous.
• Ability to process, interpret and analyse complex datasets efficiently and creatively.
• Strong communication skills, with the ability to explain technical concepts clearly to both technical and non-technical audiences.
• Proven ability to build and maintain strong working relationships with internal and external stakeholders.

At Gallagher, we believe supporting our colleagues goes far beyond the role itself. For more information, visit our Benefits page.

• Competitive compensation
• Comprehensive benefits programs designed to support your well-being 
• Career development opportunities and ongoing learning 
• A collaborative, people-first culture with accessible leadership 
• The opportunity to do meaningful work with global reach and local impact 

At Gallagher, we are dedicated to building an inclusive and authentic workplace. If your past experience doesn’t align perfectly, we encourage you to join our Talent Community to stay connected to additional career opportunities. Although this role is listed as full-time, if you’re in a job-share partnership, work reduced hours, or have any other flexible arrangement, please still get in touch. We will also offer reasonable adjustments to the recruitment process if required, so please let us know.

Gallagher is an affirmative action/equal opportunity employer (Minorities/Females/Veterans/Disabled)

• Quantify the catastrophe risk to Gallagher Re client portfolios using vendor catastrophe models and Gallagher Re proprietary models.
• Analyse client exposure date and portfolio structures to evaluate suitability for catastrophe modelling and identifying gaps and limitations.
• Contribute to the development, refinement, and delivery of analytical service offerings in collaboration with internal teams and external partners.
• Engage with clients, reinsurers, brokers and actuaries on topics including model interpretation, portfolio optimisation and bespoke analytical solutions.
• Assess and communicate the impact of vendor model updates and methodology changes on portfolio results and risk metrics.
• Provide real‑time event analysis and post‑event reporting, supporting clients during and following catastrophe events.
• Mentor junior analysts and proactively share knowledge to support technical development within the team.

• Degree in a numerate, scientific, or hazard‑related discipline
• Experience within the London or global (re)insurance markets with a solid understanding of reinsurance and specialty classes.
• Strong working knowledge of at least one major vendor catastrophe model (i.e. Moody’s, Verisk).
• Excellent understanding of peril science, model components and catastrophe risk concepts.
• Demonstrated ability to apply catastrophe modelling creatively to support risk assessment and decision‑making.
• Interest in developing bespoke technical and analytical solutions.
• Excellent IT and analytical skills; programming experience (e.g. SQL, VBA, R) is advantageous.
• Ability to process, interpret and analyse complex datasets efficiently and creatively.
• Strong communication skills, with the ability to explain technical concepts clearly to both technical and non-technical audiences.
• Proven ability to build and maintain strong working relationships with internal and external stakeholders.

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