Her appointment would be effective from June 24.
Shinjini will administer all of Citi’s consumer businesses comprises of retail banking, wealth management, cards and mortgages in India.
She succeeds Kartik Kaushik, who was appointed Global Consumer Head of Credit Initiation, Core Operations and Branch Operations based in the United States.
Kumar has spent over five years with PwC, where she led the banking and capital markets practice.
Kumar also has more than a decade of experience at the Reserve Bank of India (RBI), the country’s central bank.