The FTSE 100 closed down 21.72 points, or 0.36%, at 5,950.23.
Standard Chartered shares turned from being biggest riser to lose 1.7% after its results.
Tullow Oil extended Thursday’s losses , with its shares falling by 5.7% following an update on its Ghanian activities.
The oil producer had revealed that there could be an issue with a storage vessel at its flagship Jubilee field in Ghana.
On the currency markets, the pound ticked 0.03% higher against the dollar to $1.4344 while against the euro, it was down 0.2% at €1.2883.