Solutions Architect

Corsham

£600–£650 per day Umbrella

12-month contract + likely extension

IR35: In Scope

Active DV Clearance

3 days per week onsite

The Opportunity

We’re looking for an experienced Solution Architect – Secure Communications to support a major UK Defence programme focused on secure military messaging, legacy modernisation and migration to IP-based networks.

This is an exciting opportunity to work on secure communications architecture, interoperability and defence technology modernisation.

Key Responsibilities

* Own and assure HLDs, LLDs and target architectures.

* Design migration from legacy serial communications to IP networks.

* Develop secure, multi-domain messaging architectures.

* Work with STANAG 4406, STANAG 5066, ACP127 and DOI 103(s).

* Design solutions involving CDS, Guard gateways and PKI.

* Support NATO, Allied and CCEB/Five-Eyes interoperability.

* Provide technical assurance and independent architectural advice.

* Engage with senior technical and defence stakeholders.

Essential Experience

* Active DV clearance.

* Sole UK National.

* Military communications / secure messaging architecture experience.

* Strong IP networking and cryptography knowledge.

* Experience migrating legacy communications to IP-based environments.

* Knowledge of MOD, NATO and military messaging standards.

* Strong HLD/LLD and architectural documentation experience.

* Excellent stakeholder engagement and technical advisory skills.

Desirable: Maritime/tactical communications, cryptographic hardware lifecycle management and CCEB/Five-Eyes experience.

Interested?

If you’re an experienced DV-cleared Solution Architect looking for your next challenging Defence opportunity, we’d love to hear from you