Most top teams always go for goalkeepers that's experienced age is but a number in that wing that's why many goalkeepers last in football till they're close to 40 the only thing that would guarantee a youth team goalkeeper some playing time is if he develops beyond imagination then he'll be graduated into the senior team as a second or third choice. Some team even loan them out to inferior leagues to get more experience and develope into the quality they need before giving them the opportunity as an alternative to the first choice.
One thing I can guarantee you about goalkeepers . is they are backbone support to many squads. Aside from their primary assignment to turn the tide of games with great saves, they also provide strong last line defense to entire the defense and back line of the team is well organized. They also play a leadership role on the.pitch by ensuring they provide the moral support and confidence to the players on the pitch especially when the players are filled with anxiety over the lack of victory or overpowered. Experienced goalkeepers know how to also inspire the defense side and create good attack opportunities in the midfield through accurate distributions to the right players. All of these and more are the reasons why experienced goalkeepers will always do better than the inexperienced ones. It is also among the reasons why the goalkeepers trend to stay longer in their career besides other obvious reasons.