Services

Core banking migration testing for UK banks, fintechs and regulated firms

In short

Migration testing across ledger, GL, statements, payments and reporting. You need it throughout every core migration — from build to dress rehearsal to go-live. Parallel-run scripts, reconciliation framework, cutover plan and dress-rehearsal evidence.

What core banking migration testing actually is

Migration testing across ledger, GL, statements, payments and reporting.

When you need it

Throughout every core migration — from build to dress rehearsal to go-live.

What Forth delivers

Parallel-run scripts, reconciliation framework, cutover plan and dress-rehearsal evidence.

The pitfall we don't repeat

A clean cutover weekend and a £multi-million reconciliation break on Monday.

How we engage

Fixed-scope discovery, a 30-day pilot against a real workload, and a continuation engagement with named UK-based engineers. Every artefact is version-controlled and ready for second-line review.

Frequently asked questions

Do you deliver core banking migration testing as a managed service?

Yes. We can run core banking migration testing as a one-off engagement, as part of a programme, or as a continuous managed service with monthly reporting.

Can you work alongside our in-house team?

Yes — most engagements augment an existing team. We work to your tooling, your standards and your release process, not ours.

What evidence do you produce for our auditors?

Every engagement produces traceable evidence: scenarios mapped to requirements or controls, run logs, defect history and a sign-off pack your second line can use without rework.

How fast can you start?

Most core banking migration testing engagements start within 2-4 weeks of a signed SoW, faster if there's an existing supplier framework in place.

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