ɪn bɹˈɪɾɪʃ sˈɜːvɪs, swˈɪftʒɚ wʌz ɪnˈɪʃəli ɐsˈaɪnd tə ðə hˈoʊm flˈiːt ænd tʃˈænəl flˈiːts bᵻfˌoːɹ bˌiːɪŋ tɹænsfˈɜːd tə ðə mˌɛdɪɾɪɹˈeɪniən flˈiːt ɪn nˈaɪntiːnhˈʌndɹɪd nˈaɪn.
In British service, Swiftsure was initially assigned to the Home Fleet and Channel Fleets before being transferred to the Mediterranean Fleet in 1909.