For a co-operative bank, moving to a new core banking system is not only a software change. Years of member records, account balances, loan histories and accounting data must be moved accurately, with minimum disruption to members. Careful planning is what makes the difference between a stressful changeover and a smooth one.
Step 1: Understand the existing data
Every migration starts with a study of the current system. This includes the products in use, the structure of the data, how interest and balances are stored, and any records maintained outside the software. Gaps, duplicates and inconsistencies identified at this stage are far easier to fix before migration than after.
Step 2: Clean up before you move
- Update incomplete member details such as addresses, nominees and contact numbers
- Close or regularise dormant and duplicate accounts as per the bank’s procedures
- Reconcile suspense and sundry balances
- Confirm that the general ledger agrees with the account-level balances
Step 3: Map products and rules
Each deposit and loan product in the old system is mapped to a product in the new system, along with its interest rates, terms and charges. This mapping should be reviewed and approved by the bank’s officers, because it determines how every account will behave after migration.
Step 4: Trial migrations and verification
Before the final changeover, data is migrated in trial runs. Bank staff then verify the results: total deposits and loans by product, a sample of individual account balances, loan outstanding and overdue figures, and the trial balance. Any differences are investigated and corrected, and the trial is repeated until the figures match.
Step 5: Train staff early
Staff who are comfortable with the new system on day one make the changeover far smoother for members. Training on a test environment with the bank’s own products and sample data builds confidence before go-live.
Step 6: Go-live and early support
The final migration is usually scheduled at a natural break, such as a holiday or month-end, so that opening balances can be frozen and verified. During the first days and weeks, close support from the implementation team helps resolve questions quickly and keeps counter service running normally.
A checklist for the bank
- Nominate a migration coordinator and a verification team
- Agree on a cut-off date and a go-live plan
- Keep a full backup of the old system and its data
- Sign off verified balances before the new system goes live
- Inform members in advance about any changes they may notice
MITCO’s implementation team handles requirement study, data migration, verification, staff training and go-live support for co-operative banks. Contact us to discuss your bank’s changeover.