Not sure if it's appropriate to out the info, but hey ... I was the one who started the Olga shitstorm anyway, so what the hell.
I think it's London Metropolitan University. You know, the one that got into trouble for taking the education grant but failed to maintain the required percentage of graduates?
I recognise it as Barbican Centre indeed as I went with a mate for his convocation (He confirmed it was a shit uni) and they seem to have a strong purple motif in their designs.