Client Administration Manager

Job Description

Location: London.

Third Platform Services (TPS), founded in 2016, is part of the Nucleus Group and provides a Model B clearing, custody, and dealing service to FCA‑regulated wealth and investment management firms.

Job Purpose

To lead and oversee the Client Administration function within TPS Operations. The role is responsible for driving operational excellence, strengthening controls, developing junior talent, and producing meaningful MI to support senior management oversight and decision‑making.

Leadership & People Management

• Build a high‑performing team with shared ownership of results.
• Lead the Junior Recruitment Programme, including candidate assessment, onboarding, and structured development pathways.
• Conduct team resource planning and recruit new talent into the team (internal and external).
• Agree on business and development objectives with team members to drive individual performance and growth.
• Manage the team’s workplan and allocation of tasks to ensure effective performance.
• Develop team members to their full potential through mentoring, coaching, and a structured training plan.
• Engage with the team to communicate company and business updates.
• Conduct regular formal and informal reviews with team members to track progress and wellbeing.
• Manage informal and formal grievances, absence management, and disciplinary processes.
• Oversee holiday approvals and expenses on behalf of the Team Head.

Operational Oversight

• Handle complex tasks and queries effectively.
• Make key decisions within the team with minimal direction.
• Act as an escalation point for complex queries and operational issues.
• Reconcile client accounts to ensure assets are recorded accurately.
• Record cash received into client accounts.
• Process management fees.
• Process US tax forms (e.g. W-8 documentation).
• Submit transaction reports.
• Analyse transaction reporting files and investigate rejections.
• Process various asset types (equities, bonds, and funds).
• Process different account types (GIAs, SIPPs, and ISAs).
• Manage ISAs, including maintaining accurate documentation, posting subscriptions, and submitting annual ISA returns.
• Process outgoing payments.
• Handle ad hoc customer queries.
• Identify control gaps and drive continuous process improvement.
• Set up and maintain the security universe.
• Complete other ad hoc static data tasks.
• Run regular client money interest calculations.
• Attend and contribute to OPS Committee meetings, including creating, analysing, and presenting monthly Management Information (MI) covering operational performance, risk indicators, and service levels.

Specialist / Technical Knowledge

• Experience of leading a team.
• Experience in people management activities, including recruitment, objective setting, development planning, regular reviews, and managing employee issues.
• Industry experience in investment operations.
• Understanding of different asset types (equities, bonds, and funds).
• Understanding of different account types (GIAs, ISAs, and SIPPs).
• Strong knowledge of ISA regulations and operational requirements.
• Previous experience working for a custodian or an investment management firm.
• Strong IT skills, including Microsoft Office, particularly Excel.
• Knowledge of investment management software (e.g. Tercero, Crest, Nexen, Aegon) is advantageous.
• Industry qualifications are advantageous.

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