Senior Technical Architect
Location: Bristol (Hybrid Working Available)
Start Date: ASAP
Duration: 7 months +
Rate: £95 - £105 per hour - Inside IR35
Shape the Future of Secure, Mission-Critical Systems
Are you ready to lead technical design for complex, high-impact programmes? We’re seeking a Senior Technical Architect to provide strategic technical leadership across critical systems and services. This is an opportunity to influence roadmaps, drive innovation, and ensure solutions are secure, resilient, and future‑ready.
Working in a collaborative, agile environment, you’ll take ownership of architectural direction while mentoring others and engaging senior stakeholders. A hybrid working model is available, combining on‑site collaboration in Bristol with remote flexibility.
The Role
* Act as the technical authority for systems and services.
* Define and evolve architectures aligned to customer needs, architectural principles, and secure‑by‑design standards.
* Contribute to technology and business roadmaps, identifying opportunities for innovation and improvement.
* Lead technical reviews, trade‑off analyses, and risk assessments for major design decisions.
* Mentor and coach architects and engineers, raising capability across the technical community.
* Represent the organisation at senior customer forums, technical boards, and industry events.
* Support business development activities, including technical bids and proposal input.
* Champion best practice, reuse, and model‑based design approaches.
What You’ll Bring
Essential Experience & Skills
* Proven expertise in system and service architecture (infrastructure, applications, data, networking, cloud).
* Knowledge of architecture frameworks such as TOGAF, MODAF, or NAF.
* Strong knowledge of 3GPP technical standards.
* Advanced understanding of secure system design and cyber security standards.
* Experience shaping architecture within Agile or SAFe delivery environments.
* Strong stakeholder engagement and communication skills.
* Ability to mentor, coach, and provide thought leadership.
Technical Skills
Must Have
* 3GPP Specifications
* Amazon AWS Cloud Practitioner (certification or equivalent experience)
Nice To Have
* ArchiMate
* AWS Solutions Architect
* Certified TOGAF Enterprise Architect
* DevOps / DevSecOps
* ESN / TETRA
* Mission Critical Communications
Desirable Experience
* Industry certifications (e.g., TOGAF, ArchiMate).
* Vendor certifications (e.g., AWS).
* Knowledge of emergency services communications environments.
* Experience with mission‑critical communications software.
* Exposure to cloud‑native, DevSecOps, and automation approaches.
* Experience contributing to enterprise technology strategy and international programmes.
* Background in service design, digital transformation, or operational modernisation.
* Experience presenting at senior technical boards or conferences.
Security Clearance
This role is subject to UK pre‑employment screening in line with BPSS standards. Eligibility for Security Check (SC) or Developed Vetting (DV) may be required.
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