The Volkswagen ID group have fixed the software glitches that plagued the earlier models. The ID4 is only £49 after the new car payment leaving you cash to add in electric seats (£1600 I think from memory) also several in build so you might get one sooner than a factory order.
I would second the VW ID.4 The current Match Pro version has fixed many of the earlier issues with the touch screen and software. The electric memory seats which also include front and rear seat base tilt, depth adjustment and lumber support are a £1400 option.
With the new more efficient and more powerful electric motor (286PS) they are genuinely quick and have a real world range of 270 miles according to the Electric Vehicle Database.
Standard specification ID.4 cars are available from VW UK stock in a few weeks and factory order cars are about 3 months.