Senior Technical Architect

We are looking for an experienced Senior Technical Architect to join a high-profile, secure digital programme on a part-time basis until July 2026. This is an exciting opportunity for a highly skilled architect to provide technical leadership and assurance on a project of importance.



Key Details



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Location: Corsham (travel expenses covered)



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Duration: Until 31 July 2026



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Commitment: Part-time (30 working days total, ad hoc basis agreed with hiring manager)



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IR35: In scope



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Security Clearance: Must hold active DV clearance and be a sole UK



As Senior Technical Architect, you will:



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Lead on the design and assurance of secure digital architectures with a focus on Public Key Infrastructure (PKI).



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Review and assure supplier solutions against requirements, ensuring quality and traceability.



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Support the production of technical documentation and risk management activities.



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Provide technical guidance and knowledge transfer to suppliers and stakeholders.



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Oversee testing and validation of solutions, ensuring alignment with strategic objectives.



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Mentor and support other architects and technical team members.



Essential skills & experience:



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Proven expertise in Enterprise PKI (Public Key Infrastructure).



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Strong background in solution, business, data, and application architecture.



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Experience with architectural modelling to support enterprise-level design.



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Knowledge of cloud and distributed architectures.



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Excellent technical leadership and communication skills.



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Ability to engage across a wide range of technologies, both proprietary and open source.



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Experience in secure environments, ensuring compliance with government and industry standards.



Desirable:



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Experience with requirement traceability in complex programmes.



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Prior exposure to highly sensitive or defence-related projects