oncemorealoft
It could be the Supermarine Spiteful. However it does not tie in with the clue given by evansb.
He stated that the aircraft type concerned first flew in 1946.
The first Spiteful to fly was NN660, a Mk XIV Spitfire fuselage with the the Spiteful laminar flow wing. It flew on the 30th June 1944.
The second prototype NN664 built to the full production standard of Specification F.1/43 was flown by Jeffrey Quill on the 8th January 1945.
The first production aircraft RB515 flew in April 1945.
Likewise the first Seafang, Spiteful F.14 fitted with an arrestor hook flew early in 1945.