Website Cleanup & New Backend so we are ready to go live

Our sites are live but needs a polish inside and out. On the front-end I want the overall design tightened, every broken link or error page fixed, and the content reorganised so navigation feels effortless to visitors... (Budget: £250 - £750 GBP, Jobs: Backend Development, CMS, Django, Frontend Development, HTML, Laravel, Node.js, PHP, Web Development, Website Design)