Services

SIT testing for UK banks, fintechs and regulated firms

In short

System integration testing across boundaries: APIs, queues, batch jobs and third-party callbacks. You need it after unit and component tests pass, before uat, on every release that changes an integration contract. Integration test packs, contract assertions, dependency map and end-to-end run logs.

What sit testing actually is

System integration testing across boundaries: APIs, queues, batch jobs and third-party callbacks.

When you need it

After unit and component tests pass, before UAT, on every release that changes an integration contract.

What Forth delivers

Integration test packs, contract assertions, dependency map and end-to-end run logs.

The pitfall we don't repeat

Treating SIT as 'happy-path smoke' and missing the failure modes that actually break production.

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 sit testing as a managed service?

Yes. We can run sit 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 sit 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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