Winger Jermaine Johnson and centre-back Miguel Llera are among a group of eight players released by Sheffield Wednesday.
Bradford have extended Sheffield Wednesday goalkeeper Arron Jameson's loan stay until the end of the current campaign.
Bradford have signed Aston Villa winger Jordan Graham and Sheffield Wednesday 'keeper Arron Jameson on short-term loan deals.
Bradford City have signed Aston Villa winger Jordan Graham on a one-month loan deal.
Six players have been shown the door as relegated Sheffield Wednesday adjust to life in League One.
Sheffield Wednesday forward Lee Boden has signed a new two-year contract at Hillsborough.