He was arrested yesterday following the discovery at a residential address in Vandome Close on Friday.
He remains in custody while enquiries continue to carry out formal identification and trace and speak to their next of kin.
It follows concerns over the welfare of an occupant in a residential address in Vandome Close which was reported to officers on 26 April.
They gained entry to the building and found two people, believed to be female, at around 11.45am on the same day.
“The launch of any murder investigation is naturally of concern to the local community and we have borough officers in the area supporting colleagues from the Homicide and Major Crime Command as they investigate the full circumstances,” said Detective Chief Superintendent, Richard Tucker.
Tags: Newham