Small-Business Accounting System Development

I need a complete, production-ready accounting system built from the ground up for small-business use. The core of the application must revolve around an intuitive cashbook, with seamless links to the General Ledger, Accounts Receivable/Payable, and an automated Bank Reconciliation workflow... (Budget: $750 - $1500 CAD, Jobs: Accounting, C# Programming, Database Design, Excel, PHP, Software Architecture, Software Development, Web Development)