Arsenal On 4 July 2014, Keto joined the youth academy of English
Premier League side
Arsenal.
Brighton On 9 July 2018, he joined the youth academy of
Brighton in the English
Premier League.
Waterford (loan) On 12 February 2019, he was sent on loan to Republic of Ireland club
Waterford.
HJK On 6 June 2020, Keto returned to Finland and signed for
HJK Helsinki in
Veikkausliiga.
Sandefjord On 24 January 2022, he signed a three-year contract with
Eliteserien club
Sandefjord in Norway.
IFK Värnamo On 26 January 2025, Keto joined Swedish
Allsvenskan club
IFK Värnamo on a three-year deal until the end of 2027. ==International career==