Teng was a civil servant and business executive in the financial and regulatory sectors for three decades.[4][5] He was the director of corporate finance at the Monetary Authority of Singapore, where he worked for thirteen years.[6] He later held multiple positions at the Singapore Exchange (SGX), including: senior vice president, head of issuer regulation, chief of staff for risk management, and chief regulatory officer.[2] He was CEO of the Abu Dhabi Global Market for six years starting in 2015.[7]
Teng joined Binance in August 2021 as CEO of the company's Singapore business.[2] He became regional head of Asia, Europe, and the Middle East and North Africa, in April 2023,[7] and was later the global head of regional markets.[3][8] He was named CEO of Binance in November 2023, replacing founder Changpeng Zhao who stepped down after pleading guilty to criminal charges related to his management of Binance.[9][10] Previously, Teng was a board member of Abu Dhabi-based Lulu Financial Group in 2021–2022.[2]