Andrew asks in the comments to this post whether I am living in the penthouse. The answer is no. I am not living in the penthouse. The flat, rather, is on the ground floor.
Here's a photo of the living room, looking out over the patio and across the Thames towards Rotherhithe:
The patio itself:
Thanks to being at the "edge" of the development, there's quite a wide view from the balcony. Looking downstream, here is the view of canary wharf: