The Atrocity Archives
Bob Howard is a computer-hacker desk jockey, who has more than enough trouble keeping up with the endless paperwork he has to do on a daily basis. He should never be called on to do anything remotely heroic. But for some reason, he is.
Geeks (Computer enthusiasts), Monsters, Intelligence service, Bob Howard (Fictitious character), Nazis
Charles Stross, Lucius Shepard