The 23-year-old started last season at Aveley and played in The Millers’ 1-0 win at the Gallagher last September.
He moved to The Moors the following month on an 18-month deal.
Jon came through the youth ranks at Southend United, spending 14-years at Roots Hall. He made his first team debut at the end of the 2021/22 season against Weymouth. He had loan spells at Aveley and Braintree Town, before a permanent move to Parkside in July last year.