Not blaming renualt. Someone has finally produced a pretty normal looking hatchback for a seemingly doable amount. But the monthly battery cost will mean an automatic no for many, including me..
Look around on the second hand market, the little Citreon C1 conversion is really nice (there are a couple of reviews here), does about 40-50miles on a charge, costs about £1.50 - £2 to charge up depending on your electrical supplier and can be bought for less than 10k these days, charges off a normal 13A socket no need for any fancy "charging station" just a lockable box with a 13 or 16amp socket in it.
Or if you dont mind a Van then the Berlingo is another great vehicle which now can be picked up for well under 5k , although finding a good one is really hard these days and keeping one running can be tricky.
One of the main issues I suspect you will have is trying to get permission to get the cable to your parking area I suspect