Third Party Assurance Manager​/Senior Manager - Risk Advisory Services

Job Overview

As a Third Party Assurance Manager in the Risk Advisory Services (RAS) team, you will be responsible for leading the delivery of third‑party assurance engagements and managing a portfolio of client relationships. You will oversee day‑to‑day engagement delivery, ensure work is completed to a high standard, and support the development of junior team members across multiple assignments. You will work closely with Directors and Partners to deliver assurance engagements in line with recognised standards, build trusted relationships with senior client stakeholders, and contribute to business development activity and the continued growth of the Third Party Assurance service.

• Lead the delivery of third‑party assurance engagements.
• Manage a portfolio of client relationships.
• Oversee day‑to‑day engagement delivery and ensure high‑standard work completion.
• Support the development of junior team members.
• Work closely with Directors and Partners to deliver assurance engagements in line with recognised standards.
• Build trusted relationships with senior client stakeholders.
• Contribute to business development activity and the continued growth of the Third Party Assurance service.

• Proven experience delivering Third Party Assurance or controls‑based assurance engagements, with strong technical knowledge of recognised assurance standards such as ISAE 3000 and ISAE 3402.
• A clear understanding of controls design, operating effectiveness and assurance reporting, applied pragmatically across different client environments.
• Experience working with complex clients, ideally including listed, regulated or not‑for‑profit organisations.
• A relevant professional qualification (e.g. ACA, ACCA or equivalent).
• Experience leading engagements at Manager level, including planning, delivery, review and senior stakeholder interaction; experience with AI testing tools would be desirable.
• Strong communication skills, with the ability to present assurance findings clearly and credibly to client management and governance forums.
• Experience managing and developing others, with a collaborative leadership style, and the ability to manage multiple engagements, priorities and budgets effectively.