Police and emergency services were called to Poynders Road on Friday evening, but the man was pronounced dead at the scene.
Detectives believe the incident was isolated, with no wider risk to the public, and no arrests have been made.
A crime scene remains in place and officers are appealing for anyone with information or footage to come forward.
Detective Chief Inspector Alison Foxwell, who is leading the investigation, said: “Our thoughts remain with Thomas’s family and loved ones during this incredibly difficult time.
“We continue to appeal for information and urge anyone who may have seen or heard anything unusual to contact police.
“Any information, no matter how insignificant it may seem, could prove vital to our investigation.”
