Lead Solution Architect - IBM i-Series (AS/400) Modernisation
Location: West London, LONDON
Type: Permanent
Focus: Product Architecture, Cloud, Legacy Modernisation
Robert Half Ltd is acting as the employment agency for this position.
We're seeking a Lead Solution Architect to drive a major technology transformation, shifting the organisation from a legacy, stack-based model to a modern product-led architecture. You'll define architectural strategy, modernise and integrate IBM i-Series (AS/400) systems with cloud platforms, and enable scalable digital capabilities across retail and wholesale operations.
Key Responsibilities:
* Shape enterprise architecture strategy and guide the transition to a product-centric model
* Lead integration and modernisation of IBM i-Series/AS400 with cloud-native platforms
* Influence senior stakeholders across business and technology
* Establish architecture principles, patterns, and guardrails for product teams
* Mentor architects and senior engineers, raising overall technical maturity
About You:
* Proven experience as a Lead/Principal Solution Architect
* Strong background in enterprise integration & hybrid architecture
* Hands-on experience with IBM i-Series (AS/400)
* Skilled in modern architectural patterns (APIs, event-driven, microservices, DDD)
* Confident communicator able to influence C-level and engineering teams
Nice to Have:
Retail/wholesale transformation, ERP/POS integration, cloud (AWS/Azure/GCP), API management, event streaming.
Why Join:
Lead a national-scale modernisation programme, drive architectural strategy, and shape a future-ready tech landscape within a progressive, collaborative organisation.
Excellent Benefits on offer
-West London
-Free car park space
-Bonus upto 20%
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