Police were called to the Cranston Estate in Hoxton after a young man in his 20s was discovered after 12:30 on Sunday.
Paramedics declared him dead at the scene.
Police say they have arrested a 28 year old man on suspicion of murder. The man is currently being held at a Police Station in East London.
A spokesperson said: “The next of kin are informed and enquiries continue.”
Police are still requesting that the public contact them if they have information on 101.