Shade joins the Spitfires upon the expiration of his contract at Swindon Town.
He spent time on loan at Solihull Moors during the 2023/24 season and was involved in their play-off campaign.
He has represented Saint Kitts and Nevis seven times on the international stage.
Tyrese Shade has been called up by his country for the upcoming international break.
Hear for the first time from Tyrese Shade, who spoke to the club media after completing a permanent transfer to Eastleigh following his departure from Swindon Town FC.