Legacy system modernisation
Modernise ageing software without disrupting the work it supports
We understand how your current application, data and connected systems work before changing them. Then we improve or replace the right parts in manageable stages, so the organisation can keep operating while the software moves forward.

Is this where you are now?
Keep what works. Improve what holds you back.
Older software can still do an essential job while becoming harder, slower and riskier to change. Before suggesting a rebuild, we identify what is still valuable, where a failure would hurt the organisation and which parts can be improved safely.
What you receive
A staged plan for moving your software forward.
We agree the scope around your system and the people who use it. Your project can include:
A staged upgrade or replacement plan with migration priorities
Agreed replacement components and data migration with reconciliation checks
Updated technical documentation and release and recovery procedures
How we work
Improve the system while keeping the service running.
- 01
Understand the system
Review the application, its data and its connections to other systems.
- 02
Plan the changes
Agree what to retain, improve or replace and in what order.
- 03
Test and migrate
Test replacement components and migration steps before moving live data.
- 04
Check the new service
Check the new service before retiring the corresponding old components.
Getting started
Bring us what you already know.
Start with the problem, the people affected and any useful notes about your system. We will help you identify what needs attention and set out the work, timescale and responsibilities before the project begins.
Related services
Support for the whole life of your software.
Tell us what your software needs to do.
Tell us what is not working, what needs to change or what you need to build. We’ll help you work out the next step.

