In January 1944 , Edward Maufe was appointed Principal Architect for the UK . Maufe worked extensively for the Commission for 25 years until 1969 , becoming Chief Architect and also succeeding Kenyon as Artistic Advisor . Together with Maufe , the other Principal Architects appointed during and after the Second World War were Hubert Worthington , Louis de Soissons , Philip Hepworth and Colin St Clair Oakes .