Job Description

Date:

Sep 17, 2025

Location:

London, GB, EC3M 3BD

Company:

Aspen Insurance


Role Level D , Role Classification Underwriter Department Casualty





Since Aspen was founded in 2002, we have become a leading, diversified specialty insurance and reinsurance company. We respond thoughtfully and creatively to find the best outcomes for our clients and business partners through carefully-tailored solutions.





We believe the way we work is just as important as the work we do, and we are guided by our core values of respect, honesty, trust and professionalism.





Aspen is a great place to develop your career offering an exciting and challenging environment where achievement is rewarded.

The Role

We are recruiting for an Underwriter to join our Excess Casualty team within Insurance. The success candidate will appropriately underwrite risks in accordance with the business plan and within delegated underwriting authority with the purpose of underwriting a profitable account for Aspen.

Key Accountabilities

Assess, price, and underwrite new and renewal business within the Excess Casualty book of business Monitor and ensure adherence to line size and capacity guidelines Maintain a balanced and profitable portfolio in accordance with underwriting authority, appetite and underwriting guidelines Ensure all underwriting activity complies with internal guidelines, regulatory requirements, and sanctions protocols Contribute to the development and refinement of underwriting guidelines and appetite Maintain accurate documentation and underwriting files in accordance with the underwriting guidelines Develop and maintain strong relationships with Lloyd's and London market brokers, as well as monitoring team relationships and dynamics with each one Represent Aspen at client meetings, the box at Lloyds and industry events Monitor competitor activity and market trends to inform pricing and product development strategies

Knowledge, Skills, & Experience

Knowledge of the Excess Casualty segment and areas of profit or concern Understanding of Reinsurance structures and purchasing Key producers of Excess Casualty business Deliver a business plan for profitability for the Excess Casualty segment Performance in line with overall strategy Ability to negotiate with brokers and other intermediaries Represent Aspen to key clients and intermediaries Underwrite to Reinsurance strategy Understand key financial metrics Comply with internal and external governance requirements Experience of the Excess Casualty Segment Experience of running a profitable portfolio through market cycles Experience of key financial metrics and drivers and delivering to targets Established client/broker relationships within the Excess Casualty segment


At Aspen we know that having a diverse and inclusive workforce is good for our people, good for our business and good for the environments in which we operate. We therefore welcome applications from people which allows us to draw on diverse cultures, perspectives, skills and experiences.