Investors also awaited crucial inflation figures from the United States ahead of the Federal Reserve's policy meeting next week.

The blue-chip FTSE 100 index eased 0.1% at 7:15 GMT, with HSBC Holdings and Lloyds Group among the worst performers.

Rate-sensitive banks fell 0.8%, snapping a three-day rally.

Data on Tuesday showed Britain's unemployment rate fell to its lowest since 1974 at 3.6% in the three months to July as more people left the labour market, while wages picked up pace adding to signs of price pressures in the labour market.

Limiting some losses, mining stocks added 0.6% on a weaker dollar. [MET/L]

Aveva Group Plc gained 3.2% after Sky News reported that French industrial group Schneider Electric was nearing a deal to take full control of the British software company for about 3.5 billion pounds ($4.1 billion).

Online supermarket Ocado Retail slid 11.8% after it downgraded its full-year outlook as shoppers trade down to cheaper products and buy fewer items in a cost of living crisis.

(Reporting by Johann M Cherian in Bengaluru; Editing by Sriraj Kalluvila)