PCPartPicker part list:
https://uk.pcpartpicker.com/list/BhJmzM
Price breakdown by merchant: https://uk.pcpartpicker.com/list/BhJmzM/by_merchant/
CPU: Intel - Pentium G4560 3.5GHz Dual-Core Processor (£59.99 @ Aria PC)
Motherboard: ASRock - B150M-HDS Micro ATX LGA1151 Motherboard (£48.98 @ Amazon UK)
Memory: G.Skill - Ripjaws 4 series 8GB (2 x 4GB) DDR4-2400 Memory (£59.30 @ Amazon UK)
Storage: ADATA - Premier Pro SP600 256GB 2.5" Solid State Drive (£87.80 @ Alza)
Video Card: PowerColor - Radeon RX 560 2GB Red Dragon OC Video Card (£99.95 @ Overclockers.co.uk)
Case: Thermaltake - Versa H15 MicroATX Mid Tower Case (£31.97 @ Ebuyer)
Power Supply: EVGA - 500W 80+ Certified ATX Power Supply (£37.93 @ CCL Computers)
Total: £425.92
Prices include shipping, taxes, and discounts when available
Generated by PCPartPicker 2017-06-26 23:57 BST+0100
This will do fine