Senior Technical Architect

iO Associates - UK/EU; Greater London; Hybrid; GBP 70,000 - 90,000; Full time

Job summary

A leading consultancy in the UK is seeking a Lead Principal Consultant in Government, Defence & Security. This permanent role involves owning technical architecture across complex systems and leading integration strategies. The ideal candidate will have extensive experience in application architecture and a strong strategic mindset. The position is hybrid, requiring two days per week on client sites in Farnborough, Winchester, or London. Security clearance is required due to the sensitive nature of projects.

Qualifications

• Extensive experience in application and integration architecture.
• Background in secure solution delivery and working with major suppliers.

Responsibilities

• Own technical architecture across complex systems and supplier landscapes.
• Lead systems integration strategy and governance.
• Define roadmaps, transitional architectures, and compliance frameworks.

Skills

Communication

Collaboration

Strategic Mindset

Tools

Architecture Methods

Transformation Strategy

Job description

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iO Associates - UK/EU provided pay range

This range is provided by iO Associates - UK/EU. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more.

Base pay range

Direct message the job poster from iO Associates - UK/EU

Lead Principal Consultant - Government, Defence & Security

Senior Technical Architect

Permanent Role

Hybrid - 2 days per week on client sites (either Farnborough, Winchester or London)

Due to the sensitive nature of this role and projects, you must hold an active Security Clearance (SC) or have been a UK resident for at least 5 years to successfully complete all stages of the vetting process.

This is an ideal opportunity for a hands-on architect looking to play a pivotal role in the success of major transformation programmes across government and national security clients.

Responsibilities

• Own technical architecture across complex systems and supplier landscapes
• Lead systems integration strategy and governance
• Influence procurement, delivery alignment, and commercial outcomes
• Define roadmaps, transitional architectures, and compliance frameworks

Qualifications

• Extensive experience in application and integration architecture
• Background in secure solution delivery and working with major suppliers
• Strong communicator with a collaborative and strategic mindset
• Experience contributing to or leading a Technical Design Authority
• Familiarity with architecture methods, tooling, and transformation strategy

Additional Details

• Senior level: Mid-Senior level
• Employment type: Full-time
• Industry: Architecture and Planning

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