Why Big 4 Consultancies Deliver Compliance Advice Instead of Compliant Systems

4Ã—

Typical rate premium of Big 4 consultancy staff over specialist engineering firm for the same technical deliverable

The Big 4 model is optimised for producing advisory output â€” assessments, gap analyses, roadmaps, and programme management offices. It is not optimised for delivering running software. The incentive structure, staffing economics, and knowledge transfer mechanisms that make the Big 4 excellent at policy and governance work make them structurally unsuited to engineering delivery. CTOs who understand the difference get value from both. CTOs who conflate them end up with a compliance programme that exists entirely in PowerPoint.

Full article content coming soon.

Compliance Engineering

The engineering behind this article is available as a service.

We have done this work — not advised on it, not reviewed documentation about it. If the problem in this article is your problem, the first call is with a senior engineer who has solved it.

Talk to an Engineer See Case Studies →

Related Reading

Why Big 4 Consultancies Deliver Compliance Advice Instead of Compliant Systems

EU AI Act: What CTOs Actually Need to Do Before August 2026

The Vendor Rescue Pattern: How to Recover a Failed Implementation in 12 Weeks

The LLM Hallucination Problem in Regulated Environments: What 'Acceptable Error Rate' Actually Means

The engineering behind this article is available as a service.