Police officers were called just after 11.30pm yesterday (April 26) to reports of a man found injured in Ellerman Avenue.
Officers responded with paramedics and provided first aid to a 38-year-old man found with stab wounds.
Despite their efforts, the man died at the scene.
His next of kin have been informed and will be supported by specially trained family liaison officers.
Detective Chief Inspector Sarah Lee, who is leading the investigation from the Met’s Specialist Crime Command, said: “A team of detectives are working to piece together the circumstances that resulted in this tragic incident.
“Our thoughts are with the victim’s family at this difficult time.
“Officers will remain in the area throughout the day as they carry out further enquiries and gather evidence.
“Anyone with concerns or information about what happened should speak to them.”
Anyone with information or people with dashcam footage that could assist the investigation team is asked to call 101 quoting CAD 8005/26Apr.
To remain anonymous contact the independent charity Crimestoppers on 0800 555 111.