In his first three years as a pro he had around 30 fights, losing only to Young Major, Louis Ruddick, and Jimmy Berry.
In September 1912 he unsuccessfully challenged for Sid Smith's British flyweight title, losing on points over 20 rounds.
[1] Stanley was disqualified in the thirteenth round for persistent holding, giving Walker the title.
[2][3][4] Two months later he lost to former European champion Charles Ledoux and in December drew with Joe Fox.
Walker served as a private in the British Army during World War I.