The Role As Lead Underwriter, you will be responsible for building and maintaining a profitable ESG/EIL sub-portfolio, aligned to the wider Liability strategy and business plan. You will act as a senior market representative, technical referral point, and key contributor to the long-term development of the ESG Risk Solutions offering in the UK and Ireland. The role carries leadership responsibility, with scope to build and manage a team over time, and involves close collaboration with distribution, claims, risk consulting, and international stakeholders. Key Responsibilities Build, manage and optimise a profitable ESG / Environmental Liability portfolio in line with underwriting appetite and risk tolerance Define and implement product strategy, identifying growth opportunities and emerging ESG risks Underwrite complex risks, including pricing, structuring and portfolio optimisation Act as a senior referral point and escalation contact for underwriting decisions Develop strong broker and client relationships across the UK and London Markets Represent the business at market events, forums and trade associations Drive cross-sell opportunities in collaboration with Distribution and other Product Lines Deliver meaningful MI and use analytics to inform underwriting and strategic decisions Contribute to internal projects, initiatives and strategic development Support the development, coaching and future management of junior underwriters Ensure compliance with internal ..... full job details .....