Jack Gosiewski is leaving the Rabbitohs for Manly on a one-year deal.

The Manly Sea Eagles have signed Rabbitohs second-rower Jack Gosiewski for the 2018 season.

Gosiewsi, a former South Sydney NYC captain who has six NRL matches to his name, has signed a one-year deal with Manly.

"Jack is an edge back-rower who weighs almost 100 kilos. He will provide extra depth for us in that position and has come to Manly looking for an opportunity," Sea Eagles regional scout Scott Fulton said.

"I would be expecting him to play a fair bit of first grade next year given an opportunity in the pre-season."

Read more at seaeagles.com.au