How many years did Deloitte work in London, England, and was promoted to senior level?

Three years. Deloitte is divided into three grades: unior, senior and manager, and each grade is further divided into three grades, which are generally upgraded by one grade a year. Therefore, users of Deloitte in London, England, generally rise to three years of advanced level. Deloitte is a large company established in New York State, USA, with audit, enterprise risk service (ERS), tax&:business consulting, financial consulting (FAS), consulting (DC) and other departments.