Talked to my step brother and he's said I should get a 120GB SSD minimum. So far it's become:
Case
PCS MAELSTROM T900 BLACK GAMING CASE
Processor (CPU)
Intel® Core™i5-2500 Quad Core (3.30GHz, 6MB Cache) + HD Graphics
Motherboard
ASUS® P8Z68-V/GEN3: PCI-E 3.0 READY, SLI, CROSSFIREX***SPECIAL***
Memory (RAM)
8GB KINGSTON HYPER-X GENESIS DUAL-DDR3 1600MHz, X.M.P (2 x 4GB KIT)
Graphics Card
2GB NVIDIA GEFORCE GTX 560 Ti - 2 DVI,HDMI,VGA - 3D Vision Ready
Memory - 1st Hard Disk
1TB WD CAVIAR BLACK WD1002FAEX, SATA 6 Gb/s, 64MB CACHE (7200rpm)
1st DVD/BLU-RAY Drive
24x DUAL LAYER DVD WRITER ±R/±RW/RAM
Memory Card Reader
INTERNAL 52 IN 1 CARD READER (XD, MS, CF, SD, etc) + 1 x USB 2.0 PORT
Power Supply
CORSAIR 750W ENTHUSIAST SERIES™ TX750 V2-80 PLUS® BRONZE (£87)
Processor Cooling
SUPER QUIET 22dBA TRIPLE COPPER HEATPIPE INTEL CPU COOLER (£19)
Sound Card
ONBOARD 6 CHANNEL (5.1) HIGH DEF AUDIO (AS STANDARD)
Network Facilities
GIGABIT LAN & WIRELESS 802.11N 300Mbps PCI-E CARD (£16)
USB Options
6 x USB 2.0 PORTS @ BACK PANEL (MIN 2 FRONT PORTS) AS STANDARD
Operating System
Genuine Windows 7 Home Premium 64 Bit - inc DVD & Licence (£79)
Office Software
FREE Microsoft® Office Starter 2010 (Limited functionality Word & Excel)
Monitor
IIYAMA E2273HDS 22" LED WIDESCREEN, HDMI/DVI-D 1920x1080 (£139)
2nd Monitor
IIYAMA E2273HDS 22" LED WIDESCREEN, HDMI/DVI-D 1920x1080 (£139)
DVI-D & HDMI Monitor Cables
2 x 2 METRE GOLD PLATED V1.4 HDMI CABLE (£15)
£1297 inc VAT and Delivery.
EDITS: Going to get two 24 or 27" monitors instead.
HDMI not gold plated as it's one of those "double the price, 2% better quality"
120GB SSD minimum
Budget to be kept under £1800
So add about £1-200 for the bigger monitors that still leaves £400 for an SSD
If anyone can suggest a good SSD then please do. Again no idea what I'm looking at, and the site I used for these specs only does a 20GB SSD