Mezue ahịrịokwu na-esonụ: Swift anọchitewo anya England site na U16 ruo U21. O mere egwuregwu mbụ ya na mba ụwa na Victory Shield meriri Wales U16 na 15 Ọktọba 2010. Ọ bụ akụkụ nke ndị otu U17 nke meriri asọmpi mba ụwa nke FA na 2011 na asọmpi Algarve nke 2012, mana ọ nweghị ike inyere ndị otu ahụ aka iru eru maka asọmpi U17 nke European 2012. Swift mere ihe ngosi 9 n'oge mbọ ndị U19 na-emezughị maka iru eru maka 2013 na 2014 European U19 Championship. N'ịga n'ọkwa U20 maka oge 2014-15, Swift so na ndị otu meriri asọmpi Four Nation nke 2014 ma mechaa nye goolu mba ụwa mbụ ya na onye mmeghe na mmeri 2-1 na United States U20 na 29 Machị 2015. A kpọrọ Swift n'ime ndị otu U20 maka asọmpi Toulon nke 2015 wee pụta na egwuregwu niile nke England ka Young Lions kwụsịrị nke anọ. N'ọnwa Nọvemba 2015, Swift mere U21 mbụ ya site na ịmalite na 3<unk>1 2017 European U21 Championship qualifying win over Switzerland. N'abalị iri abụọ na ise n'ọnwa Ọgọstụ n'afọ 2016, a kpọrọ ya maka ndị otu Gareth Southgate nke U21 iji chee Norway ihu na
UEFA U21 Euro 2017 nke ruru eru.