The transfer window closed at 11pm on Friday, with the majority of Scottish Premiership clubs doing some business.
There have also been plenty of signings in the Championship, League 1 and League 2 and below is a summary of the deals completed in the last 24 hours or so.
Scottish Premiership
Aberdeen have added defender Shaleum Logan on loan from Brentford.
Celtic have signed striker Leigh Griffiths on a four-year deal from Wolves.
Dundee United have brought in central defender Curtis Good on loan from Newcastle.
Hearts have signed striker Paul McCallum on loan from West Ham.
Hibernian have made a trio of loan signings - Arsenal defender Daniel Boateng joins along with Notts County striker Danny Haynes and Sunderland winger Duncan Watmore.
Kilmarnock have signed 19-year-old Sunderland winger David Moberg Karlsson on loan.
Partick Thistle have signed midfield pair George Moncur (West Ham) and Prince Buaben (Carlisle) on loan.
Ross County have signed full-back Erik ÄŒikoš from Slovan Bratislava.
St Johnstone have brought in midfielder Mark Davies on loan from Nottingham Forest and added free agent Fisayo Adarabioyo.
St Mirren have signed Aberdeen striker Josh Magennis on loan.
Scottish Championship
Alloa’s new boss Barry Smith has added teenage Partick Thistle defender Liam Lindsay on loan until the end of the season.
Cowdenbeath have signed Australian keeper Seb Usai from Swedish football and midfielder Sammy Stewart, who was recently with Portadown.
Dumbarton have signed Celtic defender Michael Miller on loan and have extended the loan deal of St Johnstone striker Chris Kane.
Dundee have completed the signing of English midfielder Sean Bonnett-Johnson.
Falkirk have signed Celtic defender Joe Chalmers and Carlisle striker Mark Beck on loan.
Livingston have snapped up ex-Hearts defender Craig Sives after a spell in Australia.
Morton have made former Hibernian forward Rowan Vine their latest signing.
Raith Rovers have signed striker John Baird following his release from Partick Thistle.
Scottish League 1
Arbroath have signed Dundee striker Leighton McIntosh on loan until the end of the season.
Dunfermline have signed ex-St Mirren defender Danny Grainger and former Partick Thistle midfielder Ross Forbes.
Scottish League 2
Annan Athletic have added former Queen of the South pair Dan Orsi and Luke Hammond.
Berwick Rangers have signed striker Andy Russell from Cowdenbeath until the end of next season while keeper Ross McMullen joins from Tranent Juniors.
East Stirlingshire have signed teenage striker Andrew Grimshaw from Larbert Athletic.
Stirling Albion have signed midfielder Darren Smith until the end of the season after he was released by Arbroath.