Kim began his acting career in 2013, playing a minor role in
Mnet drama
Monstar, had notable roles in television series
Signal (2016),
Because This Is My First Life (2017),
The Rich Son (2018) and
Perfume (2019) and appeared in the variety program
Crime Scene season 3 as an detective's assistant. Kim gained recognition for his career's first leading role through the historical drama
Queen: Love and War (2019–20) where he played Lee Kyung, the King of
Joseon. In 2020, Kim played the role of Kang Ji-wook in
SBS drama
Backstreet Rookie. In 2021, Kim appeared in
So I Married the Anti-fan which premiered in April on
Naver TV. In 2022, Kim starred in the
SBS romantic comedy drama
Business Proposal as chief secretary Cha Sung-hoon. Kim held an exhibition titled
My Art, Your Art with graffiti artist M.Chat from June 10 to June 26, 2022. Kim signed with Companion Company in February 2023. The same year, he stars in the
tvN drama
The Heavenly Idol in the title role as a K-pop idol possessed by a priest from another dimension. ==Personal life==