That's a pretty good list dude, I have this so far myself.
PCPartPicker part list:
https://uk.pcpartpicker.com/list/N8d9QV
Price breakdown by merchant:
https://uk.pcpartpicker.com/list/N8d9QV/by_merchant/
CPU: AMD Ryzen 5 1400 3.2GHz Quad-Core Processor (£158.99 @ Amazon UK)
CPU Cooler: Cooler Master Hyper 212 LED 66.3 CFM Rifle Bearing CPU Cooler (£22.49 @ Ebuyer)
Motherboard: Asus PRIME B350-PLUS ATX AM4 Motherboard (£88.72 @ Amazon UK)
Memory: Corsair Vengeance LPX 16GB (2 x 8GB) DDR4-2400 Memory (£111.19 @ Aria PC)
Storage: Western Digital Caviar Blue 1TB 3.5" 7200RPM Internal Hard Drive (£41.90 @ Amazon UK)
Video Card: Gigabyte Radeon RX 570 4GB Gaming 4G Video Card (£164.99 @ Amazon UK)
Case: BitFenix Nova ATX Mid Tower Case (£28.86 @ Aria PC)
Power Supply: Corsair Builder 500W 80+ Bronze Certified ATX Power Supply (£49.80 @ Aria PC)
Operating System: Microsoft Windows 10 Home OEM 64-bit (£84.60 @ Aria PC)
Monitor: Samsung S22D300HY 21.5" 1920x1080 60Hz Monitor (£82.99 @ CCL Computers)
Keyboard: Logitech K270 Wireless Standard Keyboard (£17.40 @ Amazon UK)
Mouse: Logitech B100 Wired Optical Mouse (£8.99 @ Amazon UK)
Total: £860.92
Prices include shipping, taxes, and discounts when available
Generated by PCPartPicker 2017-04-22 08:45 BST+0100
Just been told by a mate that there a full sandy bridge in system for sale close to me for £400 too, and that's rocking a 1060 and o's.....so decisions need to be made