Role Summary: Reporting to the Head of Casualty, Australia, the Senior Underwriter will play a key role in growing and developing our Australian Casualty portfolio. The role combines robust technical underwriting with market engagement and business development, delivering profitable growth while building meaningful broker and client relationships. You will also work across Sompo’s broader product and international platforms to identify opportunities, connect capabilities and bring the broader Sompo proposition to clients and brokers. Responsibilities include:
• Contribute to building and managing a profitable and diversified Casualty portfolio in line with business objectives in Australia.
• Support profitable growth through disciplined underwriting, effective risk selection and sound commercial judgement.
• Build and maintain strong broker and client relationships through regular engagement, account planning and business development.
• Identify opportunities across Sompo’s broader product offering and collaborate across teams to deepen broker and client relationships.
• Underwrite risks in accordance with established underwriting guidelines and within delegated authority.
• Actively contribute to underwriting and portfolio discussions, providing market insights,



perspectives and recommendations.
• Contribute to the development and enhancement of products and the broader Casualty proposition in line with business strategy.
• Monitor market, industry and portfolio trends to inform underwriting decisions and identify emerging opportunities and risks.
• Support the delivery of high-quality service to brokers and clients, contributing to Sompo’s reputation and presence in the Australian market. Desired Skills & Experience
• 7+ years of experience underwriting Casualty risks.
• Strong Casualty underwriting credentials, combining technical expertise with sound commercial judgement.
• Established market presence, with strong broker relationships and the ability to engage credibly with clients.
• Commercial curiosity, looking beyond the individual risk to identify broader opportunities for clients, brokers and Sompo.
• Portfolio mindset, balancing growth opportunities with disciplined risk selection and long-term portfolio quality.
• Collaborative and accountable, comfortable working across products and platforms, bringing new thinking and taking ownership of outcomes.

📌 Senior Casualty Underwriter (Melbourne)
🏢 Sompo
📍 Melbourne