Leads strategic institutional client relationships across the UK, driving revenue, trading volume, platform adoption, and new business. Oversees complex negotiations, sales strategy, pipeline performance, client onboarding, reporting, and regulatory governance. Provides fixed-income market expertise, supports client presentations and training, resolves escalations, partners with Product teams, and develops a high-performing sales team. Requires strong commercial judgment, leadership, stakeholder management, and data-driven decision-making.