S/4HANA rollout for a Tier-1 GCC bank in 11 months
Greenfield S/4HANA deployment covering Finance, Procurement and HCM across the bank's HQ and four regional offices, delivered in 11 months from kickoff to first close.
Outcomes
- Time to first close
- 11 mo
- Custom code reduced
- 0%
- Modules live
- FI · CO · MM · HCM
- Projected savings
- 4.2M
The challenge
- 01
Bank running on a 14-year-old ECC instance with custom code estimated at 38% of total objects.
- 02
Procurement was outside ERP entirely, with three parallel systems and manual journal entries.
- 03
Strict regulator constraints on data residency and audit trail immutability.
- 04
First-close deadline non-negotiable due to fiscal year boundaries.
What we did
- 01
Brownfield discovery followed by greenfield S/4HANA design, keeping master data lineage but rebuilding processes.
- 02
Custom code reduced 71% by replacing 14 years of bolt-ons with FIORI standard apps and BTP extensions.
- 03
Procurement consolidated into Ariba with full integration into the new GL.
- 04
GRC, MDG and Solution Manager configured for the regulator's expected audit cadence.
- 05
Cloud migration onto a sovereign region with private connectivity to existing core banking.
What changed
- 01
11 months kickoff to first close, including a 4-week parallel run.
- 02
Custom code surface reduced 71%, projected upgrade cost cut by 4.2M over five years.
- 03
Procurement cycle time cut from 14 days to 3 days for standard PO categories.
- 04
Audit prep time reduced from 6 weeks to 9 days for the first regulatory review.
Tech stack
- SAP S/4HANA
- FIORI
- MDG
- Ariba
- BTP
- Azure
Talk to the team that shipped this.
We'll route you to the practice lead for banking & fsi.