Smart dimmers under existing wall switches (UK hub, German home)

Dear all
I have a similar case : German light diner that I need to change since min capaciti 50W , since I have to buy a new one for led with dimmer I need to chose somthing I can substitute but I will like to have it working with smart thing hub. ( without additional devices )

Can you indicate me a product that I could buy to substitute my actual light switch with dimmer function

Foto of the existing element I shall substitute with a smart one