Wasp visiting Himalayan Balsam

Wasp visiting Himalayan Balsam

Observation - Wasp visiting Himalayan Balsam - UK and Ireland. Description: The flowers are well designed to entice in potential pollinators, dust them with a liberal quantity of pollen and release them - to pollinate the next flower. Does anybody recognise the wasp species please?

The flowers are well designed to entice in potential pollinators, dust them with a liberal quantity of pollen and release them - to pollinate the next flower. Does anybody recognise the wasp species please?