BTC/GBP is facing strong resistance at 625 levels and is currently trading at 618 levels at the time of writing (Coinbase).

Long-term trend: Bullish

Short-term trend: Bullish

Ichimoku analysis of daily chart:

Tenkan Sen: 606.83

Kijun Sen: 601.29

Trend reversal: 558.27 (90 EMA)

On the topside, a consistent break above 625 levels would see the pair testing 638.77(161.8% retracement of 619.64 and 588.68)/650.
 
On the reverse side, the pair has taken support near 613.62 (10-EMA) and any violation would drag it to 602 (trend line joining 535.30 and 577.60)/588.68 (December 05 low).