The finance department of modern enterprises is the core of enterprise operation and management. The main tasks of enterprise financial management include the formulation of financial plans, the review of financial statements, the control and management of financial risks, as well as investment and financing and return on investment analysis. Financial management can be said to be closely related to the formulation of enterprise operation and development strategies. Through financial management, the flow and allocation of enterprise funds can be comprehensively controlled, effectively utilizing enterprise funds while providing the most basic direction guidance for the planning of enterprise operation projects and enhancing the pertinence of enterprise financial decisions. With the advent of the big data era, the way of enterprise financial management has also undergone certain changes. By using big data platforms, various financial data can be efficiently processed and calculated. At the same time, the powerful information sharing capabilities of big data can be utilized to dynamically capture financial information, thereby enhancing the enterprise's ability to respond to market risks.