Neild, 19, joins the club from Curzon Ashton.
He featured in the club's FA Cup preliminary round victory over Wythenshawe.
Manager Danny Caldecott said: “I’m absolutely delighted to welcome James, who joins us as part of a gentlemen’s agreement from parent club Curzon Ashton.
"He’s a young, talented player who we feel can mature into a top centre half."
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