By City A.M. Reporter Each week we dig into the memory bank of the City’s great and good. Today, John Mulqueen, chief investment officer at Canary Wharf Group, tells us about life in London’s other financial district What was your first job?Washing cars in the west end. My dad worked in a car park in Drury Lane and took me in to earn some money during the school holidays. I loved meeting all the theatre stars and comedians with whom my dad was on first-name terms and sitting in the high-performance and luxury cars owned by the bosses of businesses in Covent Garden. It is probably the reason I …