Paramedics were called to Grover Street soon after 12.30pm on December 31 where a 23-year-old had been stabbed in the chest.
The man, since identified as John Temitope Onetufo from Deptford, died at the scene.
A 17-year-old boy and a 23-year-old man have since been arrested on suspicion of murder on and remain in police custody.
Detective Chief Inspector Samantha Townsend, who is leading this investigation, said: “My team has worked relentlessly over recent days to pursue every line of enquiry, and I can confirm that two arrests have now been made in connection with this tragic incident.
“This is a significant development, but our investigation remains ongoing as we work to establish the full circumstances surrounding what happened.
“I want to extend my deepest sympathies to John’s family and friends.
“We remain committed to finding answers and ensuring those responsible are brought to justice.”
Anyone with information that could assist police is asked to call 101 or ‘X’ @MetCC and quote CAD2852/31Dec.
If you wish to stay anonymous, call Crimestoppers on 0800 111 555.
