Senior Reinsurance Technician

We are seeking a talented individual to join our Client Support Services Team at Guy Carpenter. This role will be based in Witham, Essex. This is a hybrid role that has a requirement of working at least three days a week in the office.

The
Senior
*Pr*
o Rata Technician
will play a crucial role in managing and calculating pro-rata allocations for various reinsurance contracts. This position ensures accuracy and compliance with industry standards while processing technical transactions in areas such as Excess of Loss (XOL), Pro Rata (Quota Share or Treaty), and Facultative portfolios.

You will be responsible for promoting, building, and maintaining strong relationships with Brokers, Clients, and Markets, while also understanding issues, resolving problems and queries, and reviewing working practices to enhance efficiency.

We will count on you to:

• Manage service operations and functions within a client support process team, whilst providing direction on internal governance and compliance.
• Support, assist and provide guidance to less experienced colleagues as needed.
• Support Senior Management by contributing to the execution of Global CSS strategic objectives; lead and direct how the collective objectives of CSS in local Region and Globally are delivered.
• Lead training sessions for all CSS colleagues as applicable.
• Contribute to, and where required, lead change efforts, projects, quick wins, promote ideas to improve our provision of service, always question what next, never allows us to stand still.
• Provide service process information for Request for Proposal (RFP) and sales opportunities.
• Lead team meetings and activities to promote the sharing of opinions, ideas, knowledge and solutions; maintain strong working relationships and participate in initiatives and/or contribute where required to deliver outcomes.

What you need to have:

• Calculate and allocate pro-rata premiums and claims for reinsurance contracts.
• Knowledge of reinsurance concepts and principles, laws and regulatory requirements (e.g., FCA), and general business trends.
• A track record of successful client account management, relationship management, engagement, and development.
• Strong verbal and written communication skills for complex communications (presentations, negotiations, etc.) with clients, markets, and colleagues at all levels.
• Demonstrated ability to work as part of a high-performance team and attention to detail in completing assigned tasks.
• A positive attitude, willingness to offer and execute ideas and solutions to enhance processes in a changing environment.

What makes you stand out?

• A degree in finance, mathematics, actuarial science, or a related field.
• Strong knowledge of reinsurance concepts, including treaty and facultative reinsurance, proportional and non-proportional structures, and claims handling.
• Excellent analytical and problem-solving skills, with the ability to interpret complex reinsurance contracts and resolve discrepancies.
• In-depth technical knowledge of the reinsurance industry.
• Experience in the London Market.
• Consistent provision of guidance through mentoring and/or training colleagues.

Why join our team:

• We help you be your best through professional development opportunities, interesting work and supportive leaders.
• We foster a vibrant and inclusive culture where you can work with talented colleagues to create new solutions and have impact for colleagues, clients and communities.
• Our scale enables us to provide a range of career opportunities, as well as benefits and rewards to enhance your well-being.

At Guy Carpenter, you can be your best. We work on challenges that matter with colleagues who help bring out our best. Our uniquely collaborative environment will empower you to focus on your personal and professional success, learning from top specialists in the (re)insurance industry and leading you towards a rewarding and impactful career.

Guy Carpenter, a business of Marsh McLennan (NYSE: MMC), is a leading global risk advisory and reinsurance specialist and broker. Marsh McLennan is a global leader in risk, strategy and people, advising clients in 130 countries across four businesses: Marsh, Guy Carpenter, Mercer and Oliver Wyman. With annual revenue of $24 billion and more than 90,000 colleagues, Marsh McLennan helps build the confidence to thrive through the power of perspective. For more information, visit , or follow on LinkedIn and X.

Marsh McLennan is committed to embracing a diverse, inclusive and flexible work environment. We aim to attract and retain the best people and embrace diversity of age background, civil partnership status, disability, ethnic origin, family duties, gender orientation or expression, gender reassignment, marital status, nationality, parental status, personal or social status, political affiliation, race, religion and beliefs, sex/gender, sexual orientation or expression, skin color, or any other characteristic protected by applicable law. We are an equal opportunities employer. We are committed to providing reasonable adjustments in accordance with applicable law to any candidate with a disability to allow them to fully participate in the recruitment process. If you have a disability that may require reasonable adjustments, please contact us at

Marsh McLennan is committed to hybrid work, which includes the flexibility of working remotely and the collaboration, connections and professional development benefits of working together in the office. All Marsh McLennan colleagues are expected to be in their local office or working onsite with clients at least three days per week. Office-based teams will identify at least one "anchor day" per week on which their full team will be together in person.

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