Industries
Software, system testing and integration for building societies
In short
Forth Systems builds, integrates and independently tests software for building societies. Legacy platforms that need to modernise without breaking the trust the brand depends on. We work across mortgage origination platforms, savings cores, member portals and society treasury tooling., ship measurable change, and produce evidence your second line and your regulator can sign off without rework.
The pressure on building societies right now
Legacy platforms that need to modernise without breaking the trust the brand depends on.
The systems that matter
Mortgage origination platforms, savings cores, member portals and Society Treasury tooling.
What a typical engagement looks like
Legacy modernisation via strangler patterns — new edge, old core, prove parity, retire safely.
What good looks like
Lower run cost, faster product change and a recruitable engineering stack.
How we engage
Fixed-scope discovery, a 30-day pilot against a real workload, then a continuation engagement with named UK-based engineers. We work to your tooling, your release process and your control environment.
Frequently asked questions
Do you have experience with building societies?
Yes — Forth Systems delivers actively into building societies, with engagements spanning system testing, integration, modernisation and bespoke build. Anonymised case studies are available on request.
Can you sign DPAs and supplier security questionnaires?
Yes. We're set up for standard DPAs, supplier security questionnaires, third-party risk assessments and Crown Commercial DPS engagement.
Where are you based?
Edinburgh-based, delivering UK-wide with named engineers and onsite presence in London and across Scotland as required.
How fast can you start?
Most engagements start within 2-4 weeks of a signed SoW, faster where an existing supplier framework is in place.
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