Career
Walley joined Tottenham Hotspur as a junior in May 1951, making five league appearances as a wing half before moving to Middlesbrough in 1958. After eight appearances for Middlesbrough he moved again to Crystal Palace, but failed to make a first team appearance before moving to Gravesend & Northfleet and subsequently Stevenage Borough. After retiring as a player Walley spent eight years as a coach at Arsenal before joining Crystal Palace in the same capacity in 1967.
He became caretaker manager of Crystal Palace for six matches following the departure of Terry Venables in 1980.
After the appointments of Malcolm Allison and subsequently Dario Gradi, Walley continued as a coach at Crystal Palace. He was later assistant manager to John Hollins at Chelsea during the mid-1980s, and reserve manager under Steve Harrison at Watford.
Ernie Walley subsequently managed Bangor City for a short spell in 1992.