Last update on.From section CelticLast season, Sheffield Wednesday's Defender Osaze Uhoghide started 16 league games.Osaze Urhoghide, the new manager AngePostecoglou's first signee, has signed a four-year contract with Celtic.After moving from AFC Wimbledon two year ago, the 20-year old defender made 21 appearances on Wednesday.Celtic claim they have fended off interest by "a number of high-ranking clubs in England and Europe" in Urhoghide.Postecoglou stated, "He's somebody the club has been tracking for some time.""And when he came on board, I was able to have a meeting with his young man. He's very ambitious.He can play a few positions at the back, and, most importantly, he is really eager to learn and develop. I believe this will make for a great environment.He's a modern defender. He is athletic, mobile, quick, and wants to play the game.Former Hillsborough team-mate Liam Shaw joined the Dutch-born defender in Glasgow earlier this month, after signing a contract in March.Urhoghide is the beginning of Postecoglou’s transfer business. He seeks to strengthen a depleted team and the Australian’s first competitive match will be a Champions League qualifier against Midtjylland, on 20 July.Urhoghide said, "It feels great getting it over the line." It's been a long process of deciding where to go.It is amazing to have a manager talk to you and know what he wants.All the latest news about football transfers can be found on this dedicated page.