Sole Trader & Company Accounts & Tax Prep for small UK accountancy firm

I need a professional to prepare sole trade and limited company accounts. Self assessment tax returns and CT returns for my accountancy practice. All clients use QuickBooks Online for accounting. The ideal freelancer should be adept at QuickBooks, have experience in handling retail sole trader and company accounts and knows how to prepare tax returns. I need someone with several years experience and who's work I can rely on and that will need hardly any review time. I expect the person to prepare excellent working papers and a high standard of work. Senior manager grade or above. We use TaxCalc for tax return and accounts production. Please provide a quote for this service.