K. S. Bharat was born in Visakhapatnam on 3 October 1993 to Kona Srinivas Rao, a master craftsman at the city's naval dockyard, and Manga Devi, a housewife.

[2][3] He studied at the St. Aloysius High School and graduated from Dr. Lankapalli Bullayya College with a BCom degree.

[11] In February 2021, Bharat was bought by the Royal Challengers Bangalore in the IPL auction ahead of the 2021 Indian Premier League.

[16] In December 2023, he was brought by the Kolkata Knight Riders for the 2024 Indian Premier League for the base price of ₹ 50 lakh.

[18] In January 2020, he was added to Indian's squad for the One Day International (ODI) series against Australia, after Rishabh Pant suffered a concussion.

[23] On 9 February 2023, Bharat made his Test debut against Australia at Vidarbha Cricket Association Stadium, Nagpur.