US Casualty Underwriting Assistant

Who We Are

Rokstone, part of the Aventum Group, is an established international underwriting MGA and approved Lloyd’s of London coverholder, where we also hold a Lloyd’s Box. With innovation at our core, we go beyond the ordinary to offer brokers specialised (re)insurance solutions. Within Rokstone, we house specialist MGAs such as Novus, iSure and iFarm, each contributing to our commitment to redefining industry standards.

At the heart of Aventum are our people. Working together in dynamic, service-focused teams, we prioritise our customers in everything we do. Collaboration fuels our success, courage drives our innovation and continuous improvement keeps us ahead in a rapidly evolving industry. Our shared commitment is to revolutionise insurance for the better, one day at a time.

We also believe that investing in our people is investing in our future. By empowering people across the Group to develop their careers, advance within the Group, and embrace new challenges, we build an environment where growth and learning never stop.

Our competitive benefits package, offered via a flexible benefits platform, reflects this. Beyond core benefits, employees have the freedom to tailor their benefits to meet their individual needs, supporting their unique goals and ambitions.

Role Summary

You will be joining a new and dynamic underwriting team specialising in US Casualty within the Lloyd's of London market. The team is seeking a bright and ambitious Underwriting Assistant for a role designed as the first step on a structured career path towards becoming a qualified underwriter.

The successful candidate will be at the heart of our operations, responsible for maintaining data integrity, managing the seamless flow of information into our underwriting systems, and confidently supporting the team by interacting with brokers and clients. You will work directly with experienced underwriters, learning the business from the ground up in a supportive, high-performing team based in the unique and exciting trading environment of Lloyd's of London.

Role Accountabilities

• Assist in accurately logging all new and renewal business submissions, including quoted, bound, and declined risks, into our underwriting systems.
• Support underwriters in their efforts to build complete and accurate electronic underwriting files for each opportunity, ensuring all necessary documentation is present or followed up on as needed.
• Assist in collating, cleansing, and analysing data to support the refinement of rating models and the creation of high-quality Management Information (MI) reports.
• Provide proactive administrative support to the underwriting team to ensure an efficient workflow, with opportunities over time to liaise with brokers and attend client meetings.
• Any additional duties as assigned.

Role Requirements

• A strong academic background, typically as a recent graduate with a degree in an analytical, business, finance, or related discipline.
• A demonstrable and genuine interest in the financial services or insurance industry, with a clear ambition to build a long-term career in underwriting.
• A "roll-up-your-sleeves" attitude, with a full understanding that the initial 12-24 months will be focused on essential administrative tasks as a foundation for your career.

Skills and Abilities

• Highly organised with excellent time management skills; able to manage and prioritise multiple tasks effectively in a busy environment.
• A proactive and inquisitive mindset, showing the initiative to solve problems and the curiosity to ask questions to deepen your understanding of the underwriting process.
• Strong IT skills, with high proficiency in the MS Office suite (particularly Excel) and a keen interest in emerging technologies and their application in insurance, such as AI.
• Excellent interpersonal and communication skills (both written and verbal), with the confidence and potential to develop into a client-facing role.

Management Duties

• No

We are an equal opportunity employer, and we are proud to share that 93% of our employees say they can be themselves at work. We aim to hire our industry's finest people because the best people drive the best outcomes. And we forever challenge the status quo because we know there are always ways to improve things. Because together, we're limitless.

We value applicants from all backgrounds and foster a culture of inclusivity. We understand the need for flexibility, so work in a hybrid model. Please let us know if you require any reasonable adjustments during the recruitment process.

FCA Conduct Rules

Under the Senior Managers and Certification Regime the FCA and Aventum expects that:

1. You must act with integrity.
2. You must act with due skill, care and diligence.
3. You must be open and cooperative with the FCA, the PRA and other regulators.
4. You must pay due regard to the interests of customers and treat them fairly.
5. You must observe proper standards of market conduct.
6. You must act to deliver good outcomes for retail customers.