The middle office is the interface between the front and back office. Middle office roles cover a wide range of skills and backgrounds. Some facilitate operational processes and support the front office in their distribution of products and services. These roles can include Marketing, Human Resources, and Information Technology.

Most importantly, there are those employees whose responsibility is to ensure the integrity of the business and manage business risk. Compliance ensures that the organization conforms to government regulatory requirements. Risk management deals with a wide range of risk issues that could negatively impact the profitability and financial integrity of the business.