Lead Software Engineer

Lead Software Engineer | Major Legacy Transformation (NPPV3 & SC Required)

Rate: £550 per day (Inside IR35)

Location: London / Remote Hybrid

Duration: 6–12 Months

Clearance: Active NPPV3 and SC Clearance (Essential)

The Opportunity

Our client, a premier global consultancy, is seeking a Lead Software Engineer to take the helm of a business-critical modernisation programme for a major public sector body.

This is a high-impact role requiring a technical leader capable of deconstructing complex legacy architectures and rebuilding them for a cloud-native future. You will be responsible for the strategic migration from on-premise data centres to AWS , shifting from Oracle to PostgreSQL , and evolving Java EE/EJB environments into modern Spring microservices.

Technical Technical Requirements

To suc...