Peregrine

if you look at this image you can also see the large legs as in your photo http://www.welcometoscotland.com/about-scotland/wildlife-around-scotland/northern-birds-scotland/peregrine-falcon

also id say it looks a lot like a Peregrine going from the markings on the eye http://www.rspb.org.uk/wildlife/birdguide/families/falcons.aspx

Hi you should add this to the new british bird of prey mission http://www.projectnoah.org/missions/8533390