A leading UK professional membership organisation is seeking a Head of Key Client Accounts & New Business Development to lead strategic employer relationships and commercial growth. Responsibilities include delivering market share growth, developing engagement plans, and managing a high-performing team. The ideal candidate will have extensive B2B business development experience, strong negotiation skills, and the ability to influence senior stakeholders. National travel is required as part of this home-based role. #J-18808-Ljbffr