Police are inquiring into a link between the line of work and the death of a sex worker whose body was found in her unit in Sydney's eastern suburbs this week.

Kimberley "Kim" McRae's body was found in a state of partial decomposition inside her apartment in Mount Street, Coogee, on Tuesday, homicide squad commander Detective Superintendent Danny Doherty told reporters on Friday.

Kimberley McRae was found dead in her Coogee apartment on Tuesday. Credit:NSW Police

He said that Ms McRae, 69, was known to conduct her work from her apartment.

Police were called to the unit block by Ms McRae's sister, who was concerned because she had not heard from her.