This isn't bad at all. I came up with something a bit different and more my thing but this is still a fantastic deal. Don't like the 16gb of ram or the PSU but hey.
PCPartPicker part list:
http://uk.pcpartpicker.com/p/c2FCgs
Price breakdown by merchant:
http://uk.pcpartpicker.com/p/c2FCgs/by_merchant/
CPU: Intel Core i5-4690K 3.5GHz Quad-Core Processor (£167.50 @ Amazon UK)
CPU Cooler: Corsair H75 54.0 CFM Liquid CPU Cooler (£57.89 @ Aria PC)
Motherboard: MSI Z97S SLI Krait Edition ATX LGA1150 Motherboard (£89.96 @ Scan.co.uk)
Memory: Kingston Fury White Series 8GB (2 x 4GB) DDR3-1866 Memory (£59.98 @ Amazon UK)
Storage: Kingston SSDNow V300 Series 240GB 2.5" Solid State Drive (£64.98 @ Amazon UK)
Storage: Seagate Barracuda 1TB 3.5" 7200RPM Internal Hard Drive (£35.94 @ Aria PC)
Video Card: Inno3D GeForce GTX 970 4GB iChill Herculez X4 Air Boss Ultra Video Card (£299.59 @ Overclockers.co.uk)
Case: NZXT S340 (Black) ATX Mid Tower Case (£54.95 @ Scan.co.uk)
Power Supply: EVGA SuperNOVA NEX 650W 80+ Gold Certified Fully-Modular ATX Power Supply (£63.31 @ Amazon UK)
Operating System: Microsoft Windows 8.1 (OEM) (64-bit) (£72.35 @ Aria PC)
Total: £966.45