Steven John William Arnold (born 22 August 1989) is an English professional footballer who plays as a goalkeeper for National League club Sutton United.

Arnold signed as an academy scholar at Norwich City's centre of excellence in 2005, following short spells in the youth teams of Boreham Wood and Arsenal.

During his time at Wycombe, he was loaned out to Conference Premier team Hayes & Yeading United, and played regularly for the club during the 2011–12 season.

After spending time in the youth teams at Boreham Wood and Arsenal,[4][5] Arnold joined Norwich City's centre of excellence in the summer of 2005.

[4][6] After playing for both the club's youth and reserve teams during the 2006–07 season, Arnold signed his first professional contract on 11 May 2007, for one-year with the option of a further year.

[4] A month after his release from Norwich, Arnold signed for Conference Premier club Grays Athletic on a one-year contract on 12 June 2008.

[15] Without a club at the start of the 2009–10 season, Arnold spent a week on trial with Brentford in October 2009, playing 45 minutes in a reserve match against Queens Park Rangers.

[17] Both of Eastleigh's goalkeepers were missing through injury, and as a result, Arnold deputised in a 2–1 away victory at Dorchester Town on the same day as his signing was announced.

[30] He suffered a fractured metatarsal in Hayes' 3–3 draw against Stockport County on 5 November 2011, and, as a result of the injury, he had to return to his parent club to undergo surgery on his foot.

[31][32][33] He returned to Hayes & Yeading two months later, and played in their 1–0 away victory against Bath City on 21 February 2012, assisting Michael Thalassitis' goal with his long clearance.

[39] He earned the first league start of his Stevenage career in a 2–1 away victory over Notts County at Meadow Lane on 2 October,[40] before keeping his first clean sheet of the season four days later in a 1–0 home win against Scunthorpe United.

[56] Unable to regularly break into the Gillingham first-team, he signed for Barrow on an 18-month deal after mutually terminating the contract with The Gills on 16 January 2018.

[57] Arnold joined League One club Shrewsbury Town on 19 July 2018 on a free transfer, signing a two-year contract.

[62] With the financially troubled Essex club under a transfer embargo, Arnold then opted for the security of a two-year contract at Sutton United.