London/West End (Hybrid) Permanent Salary circa £45,000 Purpose of the Role: Sterling Williams are working alongside a great fintech firm based in the West End who are seeking a client-facing, Relationship Client Success Specialist to act as the primary operational point of contact for our key business verticals The Customer Support Specialist is responsible for delivering high-quality, day-to-day support to clients using our card products. The role acts as the primary point of contact for card-related queries, incidents, and client guidance, ensuring timely resolution, clear communication, and a consistent client experience in line with regulatory and scheme requirements. This role sits within the Client Success team and works closely with Cards Operations, Payments, Compliance, and Product to resolve issues efficiently and escalate where required. Key Responsibilities