A Circuit judge is a position in British Law, in which a Judge moves to different Crown Courts within a certain area. This area is known as a circuit, and may cover many different courts. A judge or justice is an appointed or elected official who presides over a court. ... Role Her Majestys Crown Court is, together with the High Court of Justice and the Court of Appeal, one of the constituent parts of the Supreme Court of Judicature in England and Wales. ...