11M
Accounts migrated
Moving eleven million accounts off a mainframe without a maintenance window
Financial services · 2025
Software studio · Nairobi, Kenya · Since 2019
Acorn Code Lab is an African software studio building enterprise systems for banks, insurers, logistics and retail operators — and the digital products it owns outright.
Selected work
Systems that carry revenue, regulation, or both.
40+
Systems delivered
9
Countries in production
94%
Client retention
Smaller builds
A website from the people who build banking systems.
Not every project is a core migration. Acorn Code Lab also builds websites, marketing sites and first-version digital products — for businesses that want something built properly rather than quickly abandoned.
Same engineers, same standards, smaller scope. Fast on a mid-range phone over a poor connection, accessible, and yours in your own repository from the first commit.
Have something worth building?
Sixty minutes with the engineers who would lead the work. You will leave with a position, not a proposal.