Lead Technical Architect

JR United Kingdom; Hounslow; Hybrid; GBP 70,000 - 100,000; Full time

Job summary

A leading consultancy is hiring a Lead Technical Architect to provide strategic and technical direction on large-scale secure systems for government projects. The successful candidate will work in an agile environment, collaborating closely with stakeholders and engineering teams while also benefiting from a supportive and inclusive culture.

Benefits

Flexible working hours

Annual training allowance

Private healthcare

Matched pension

Inclusive team culture

Qualifications

• Senior-level technical architect with extensive experience.
• Strong track record in leading architecture for secure projects.
• Proven experience with major IT service providers and secure environments.

Responsibilities

• Leading architecture design for high-profile projects.
• Providing strategic technical direction and mentoring teams.
• Ensuring compliance with security and data governance standards.

Skills

Designing large-scale secure systems

Application integration architecture

Architecture governance

Technical strategy

Stakeholder engagement

Excellent communication skills

Technical documentation

Job description

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Lead Technical Architect, south west london

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Client:

Walsh Employment

Location:

south west london, United Kingdom

Job Category:

Other

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EU work permit required:

Yes

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Job Views:

5

Posted:

31.05.2025

Expiry Date:

15.07.2025

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Job Description:

Lead Technical Architect

Client Site Visits: Farnborough, Winchester, or London (1–2 days/week)

British Nationals only (unfortunately for this role we cannot accept dual nationality)

Due to the secure nature of this work all applicants will be required to gain UK Security Clearance to at least SC level. You must have been resident in the UK for at least the last 5 years and cannot have been outside the UK for more than 28 days on any one occasion within this time.

Our client is a specialist consultancy delivering bespoke, secure technical solutions to address some of the UK Government’s most complex operational challenges. As part of their ongoing growth, they are now seeking a Lead Technical Architect with deep expertise in systems delivery assurance and integration architectures.

Key Requirements

We are looking for a senior-level technical architect with a strong track record in leading architecture across complex and secure projects. You should bring:

• Proven experience in designing and delivering large-scale, secure systems
• Expertise in application and integration architecture within high-assurance environments
• Strong understanding of architecture governance and frameworks
• Ability to operate across delivery assurance, technical strategy, and stakeholder engagement
• Demonstrated experience working with major IT service providers and within secure government environments
• Familiarity with NCSC guidance, GDPR, and other relevant security frameworks
• Excellent communication and technical documentation skills

Role & Responsibilities

As Lead Technical Architect, you will act as a technical authority across high-profile projects, working closely with stakeholders, engineering teams, and suppliers to ensure alignment with strategic and operational goals.

Key responsibilities include:

• Leading architecture design, systems integration, and technical assurance
• Providing strategic technical direction, mentoring other engineers and architects
• Overseeing technology roadmaps, evaluating suppliers, and ensuring solution quality
• Ensuring compliance with security and data governance standards
• Participating in design authorities and technical governance forums
• Supporting the delivery of robust, secure, and scalable systems

What’s on Offer

You’ll be joining a high-impact, agile consultancy with the culture of a small, innovative team – backed by the resources of a much larger organisation.

Benefits include:

• Flexible working hours and hybrid/remote setup
• Annual training allowance with 5 days external training + learning budget
• Private healthcare, matched pension, and other benefits
• Inclusive and collaborative team culture with regular team socials

Our client is a proud Disability Confident and equal opportunities employer, committed to building a diverse and inclusive workplace for all.

Interested or know someone suitable?

We’d love to hear from you – please get in touch or apply directly today.