Website UX & SEO Optimization

I already have the site up and running; what I need now is a thoughtful refresh that lifts both its look-and-feel and its ability to pull in organic traffic. The priority is user experience: I want visitors… (Budget: £250 – £750 GBP, Jobs: Content Strategy, Internet Marketing, Link Building, PHP, SEO, User Experience Research, User Interface / IA, Web Design, Web Development, Website Optimization)