Shiny green/gold insect with long antennae

Shiny green/gold insect with long antennae

Observation - Shiny green/gold insect with long antennae - UK and Ireland. Description: On a log in deciduous woodland near a stream. A shiny insect with a green body and golden top to its head, and long antennae

On a log in deciduous woodland near a stream.
A shiny insect with a green body and golden top to its head, and long antennae