According to Jinshi Data, the FTSE 100 index opened down 15 points, or 0.2%. Earlier, the index closed up 68 points, or 0.8%, at 8,319 on Thursday. The depreciation of the pound boosted the stocks of most overseas income earners in the index.

Investors are watching the U.S. nonfarm payrolls report for clues on the Federal Reserve's interest rate path. Swissquote Bank said stronger-than-expected data would push out expectations of a rate cut to June, while weaker-than-expected data would strengthen bets on a rate cut in May.