Lead IT Architect (Enterprise & Solution)
| Company: | The Association of Accounting Technicians (AAT) |
|---|---|
| Salary: | £85,000 - £90,000 |
| Hours: | Full-time |
| Location: | London, E14 5RE |
| Working pattern: | Hybrid - 3 days remote |
| Job type: | Permanent |
| Posting date: | 11 Aug 2026 |
| Closing date: | 17 Aug 2026 |
Summary
We're Hiring: Lead IT Architect (Enterprise & Solution)
We're looking for a strategic and technically accomplished Lead IT Architect (Enterprise & Solution) to shape AAT's technology landscape and drive architectural excellence across our organisation.
This is a fantastic opportunity for an experienced architect who enjoys combining big-picture enterprise architecture with hands-on solution design. You'll play a critical role in ensuring our technology and data solutions are secure, scalable, aligned to business strategy, and deliver excellent user experiences.
Working closely with senior stakeholders, delivery teams, and technology specialists, you'll help guide AAT's digital transformation whilst reducing complexity, managing risk, and enabling innovation.
What will you be doing?
As a Lead IT Architect (Enterprise & Solution), you'll combine enterprise architecture leadership with hands-on solution architecture, working closely with business stakeholders, delivery teams, infrastructure specialists, platform owners, security professionals, and data colleagues.
You'll provide architectural oversight across programmes and projects, ensuring technology and data solutions align with AAT's strategic objectives, operational requirements, and customer experience standards.
Major objectives
Define and evolve AAT's enterprise architecture principles, standards, and technology roadmap
Lead solution architecture for complex business and technology transformation initiatives
Design end-to-end solutions spanning applications, data, integrations, security, and infrastructure
Ensure technology and data solutions align to a coherent, scalable, and sustainable target architecture
Provide architectural assurance, governance, and design approval across projects and programmes
Partner with business and technology stakeholders to assess options, risks, and strategic trade-offs
Identify opportunities to modernise, simplify, and optimise AAT's technology estate
Mentor technical teams and champion architectural best practice across the organisation
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