Forest Gate, Essex born goalkeeper George Watson began his football career playing as a centre forward for Forest Gate and District League side Wycliffe Albion, his 69 goals helping to win the championship for his local team. He played for Abbey Langthorne Works, where he switched to goalkeeping duties, before joining Second Division West Ham United as an amateur during the 1929-30 season. He was sent to Ilford to gain experience before signing for the Hammers as a professional.
He made his Football League debut for West Ham against Bradford City on 29th August 1932. He was a regular in his first season at the club, replacing Ted Hufton who had left for Watford, and was part of the team that reached the semi-final of the FA Cup in 1933, where they lost 2-1 to eventual winners Everton at Molineux.
He second season at the club saw him fall down the goalkeeping list behind Jack Rutherford, and he made only 6 first-team appearances. Herman Conway then became West Ham’s regular goalkeeper in 1934-35 and Watson made only a single appearance, his final game for West Ham came against Southampton on 20th April 1935, and he left the club with 38 first team appearances in all competitions to his name.