The former Cameroon international has been training with the club and has now put pen to paper on a deal.
At 32 years of age, the defender has a vast amount of experience in England, including spells in the Premier League with Reading and Burnley.
Bikey has also had spells with English sides; Bristol City, Middlesbrough and Charlton Athletic.
In total, Andre has played in over 225 competitive games in England, scoring 13 goals.
He originally moved to England back in 2007 on a loan spell with Reading after performing well at the African Cup of Nations.
Promotion with Reading saw him play in the Premier League for the first time, a competition he played in 50 times during his career.
His last spell in England came back in the 2014/15 season with Charlton Athletic.
The defender will help boost the defensive ranks at Vale Park and compete for a place in the starting eleven.
Bikey will wear the number 39 shirt at Port Vale and will be available for selection against Coventry City next week.