Christo is a Chartered Accountant and former Registrar of Banks at the South African Reserve Bank. He studied at the Universities of Cape Town and Witwatersrand. He completed his articles at Deloitte, where he became senior manager, working in the Johannesburg, Windhoek, Chicago, and Pretoria offices.

He started his career in banking when he joined Volkskas Merchant Bank, establishing their finance department, and was responsible for developing and implementing systems and controls. After that, he joined the South African Reserve Bank, ending his tenure as the head of banking regulation and supervision of the Central Bank. In the years following his tenure at the Central Bank, he consulted for the International Monetary Fund in Africa and the Peoples Republic of China, focusing on compliance with the Basel Core Principles for Effective Banking Supervision.

Christo is a Board member of a company establishing a service industry in SADC with headquarters in George, South Africa, and a Non-Executive, Independent Director of First Mayibuye focusing on Corporate Governance and Oversight.