Job Title: Senior Development Underwriter - Commercial Lines Location: London (Home Based)Salary: Up to £90,000 DOE + Excellent Benefits A leading insurance organisation is seeking an experienced Senior Development Underwriter to join its growing Commercial Lines team. This is a senior role focused on driving profitable new business growth, strengthening broker relationships, and delivering high-quality underwriting expertise across the SME sector. This opportunity suits a confident trading underwriter who thrives in a fast-paced environment, operates comfortably within delegated authority, and enjoys influencing brokers to secure strong outcomes. The Role Underwrite and trade new business across a range of commercial products in line with appetite and SLAsBuild and develop strong broker relationships across the South West regionWork closely with Business Development Managers to drive growth and market presenceAct as a senior referral point for colleagues and support technical development within the teamEnsure compliance with underwriting guidelines, delegated authority, TCF, and regulatory requirementsRespond to broker queries in a professional, commercial, and solutions-focused mannerSupport continuous improvement initiatives and contribute to wider business strategy About You Essential: Minimum 3-5 years'' commercial underwriting experience (Property and Casualty)Strong trading capability with proven broker relationship management skillsExcellent communication and influe