Citigroup is monitoring employees' office attendance, and constant absences could mean missing out on bonuses or being fired

• Citigroup is going to start monitoring employees' office attendance in the UK, as soon as August 7. 
• Staff who are repeatedly not in the office could face disciplinary action including being fired. 
• Citi joins several Wall Street banks tightening their policies on flexible working arrangements. 

Citigroup is joining the fleet of Wall Street banks tightening their hybrid working policies and mandating workers to come to the office or face disciplinary action, Bloomberg reported Thursday.