Lead IT Architect (Enterprise & Solution)

We're Hiring: Lead IT Architect (Enterprise & Solution)

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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.

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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.

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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.

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What will you be doing?

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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.

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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.

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Major objectives

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• Define and evolve AAT's enterprise architecture principles, standards, and technology roadmap
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• Lead solution architecture for complex business and technology transformation initiatives
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• Design end-to-end solutions spanning applications, data, integrations, security, and infrastructure
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• Ensure technology and data solutions align to a coherent, scalable, and sustainable target architecture
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• Provide architectural assurance, governance, and design approval across projects and programmes
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• Partner with business and technology stakeholders to assess options, risks, and strategic trade-offs
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• Identify opportunities to modernise, simplify, and optimise AAT's technology estate
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• Mentor technical teams and champion architectural best practice across the organisation
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What are we looking for?

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• Significant experience in Enterprise Architecture and Solution Architecture roles
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• Strong expertise in cloud-based architectures, modern platforms, and integration technologies
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• Proven ability to design end-to-end solutions across applications, data, security, and infrastructure
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• Experience delivering architecture within large-scale digital transformation or platform modernisation programmes
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• Strong understanding of architecture governance, standards, and design assurance practices
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• Exceptional stakeholder management and communication skills, with the ability to influence at all levels
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• Ability to balance long-term strategic thinking with practical delivery requirements
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• Professional architecture expertise, ideally supported by certifications such as TOGAF, Azure, AWS, Security, or Integration certifications
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We offer

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📍 Hybrid Working: 1-2 days per week in our Canary Wharf office

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💷 Salary: £85,000 - £90,000 per annum, based on experience.

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📅 Closing Date: 12 August 2026. We may close applications earlier if sufficient applications are received

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🎤 Interviews: Interviews are expected to commence from 24 August 2026.

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Why join AAT?

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This is a unique opportunity to influence the future direction of technology at AAT. You'll shape enterprise-wide architectural decisions, support major transformation programmes, and help create a modern, secure, and scalable technology landscape that delivers real value for our colleagues, members, and customers.

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If you're excited by the opportunity to drive technology strategy, influence architectural standards, and lead the design of innovative solutions, we'd love to hear from you.

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Our Benefits

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• 25 days' annual leave with the opportunity to buy and sell, increasing one day per year up to a maximum of 30 days, plus bank holidays and discretionary days over Christmas
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• Group personal pension scheme whereby AAT will contribute up to 10.15%
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• Life assurance and critical illness cover
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• Health cash plan
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• Enhanced maternity and shared parental leave contributions of up to six months' full pay depending on length of service
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• Regular wellbeing initiatives
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• Cycle2Work scheme and much more.
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👉 Apply now

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