Sirma Business Consulting (SirmaBC) | 405 followers on LinkedIn. The best in providing consultancy and services in Finance, Banking, Insurance... | Your trusted partner for Retail, Corporate and Investment Banking system solutions. From Core Banking Systems implementation, Internet and Mobile Banking solutions, DWH, Basel II, Central Bank and Management Reporting to SWIFT, RTGS, SEPA, Card Management and Payments. We are the best choice for Oracle Banking and Oracle FlexCube implementation, upgrades and customizations, whatever is your preferable choice of the modules and version of the CBS.