Senior Technical ArchitectLocation: Bristol (Hybrid Working Available) Start Date: ASAP Duration: 7 months + Rate: 95 - 105 per hour - Inside IR35Shape the Future of Secure, Mission-Critical SystemsAre 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 RoleAs a Senior Technical Architect, you will: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,