Lead Technical Architect

Lead Technical Architect - SC Cleared - AWS Authentication

SR2 is supporting a high-profile, customer-facing digital programme and is looking for an experienced Lead Technical Architect to provide technical leadership and architectural direction across a complex delivery environment.

This is a senior, hands-on leadership role, taking ownership of technical strategy and outcomes, guiding multidisciplinary teams through complex design decisions and ensuring solutions are secure, scalable and aligned to wider programme objectives.

Due to the nature of the programme, candidates must hold active SC clearance.

Responsibilities

Own and lead the technical architecture and direction across multiple delivery teams and workstreams

Provide technical leadership to Technical Architects, Software Engineers and other technical specialists

Set architectural standards, principles and guardrails to support consistent technical delivery

Lead complex technical decision-making, assessing trade-offs and providing clear architectural recommendations

Take ownership of technical outcomes from initial design through to implementation and live service

Lead the architecture and integration of authentication, identity and authorisation services across customer-facing applications

Ensure solutions meet appropriate security, scalability, resilience and performance requirements

Work closely with engineering, product, delivery and security teams to translate programme objectives into effective technical solutions

Identify and manage architectural risks, dependencies and technical constraints across the programme

Provide technical assurance and challenge designs where required

Influence senior technical and non-technical stakeholders, clearly communicating complex architectural decisions and recommendations

Drive engineering and architecture best practice across Agile, DevOps and continuous delivery environments

Essential skills

Significant experience operating as a Lead Technical Architect, Principal Technical Architect or senior Technical Architect

Proven experience owning technical architecture and providing leadership across complex digital programmes

Strong software engineering/development background with the ability to engage credibly with engineering teams

Strong AWS architecture and cloud experience

Strong understanding of identity, authentication and authorisation architecture

Good working knowledge of OIDC and OAuth

Experience architecting authentication integrations across user-facing web applications and digital services

Strong understanding of application architecture, APIs, security, scalability, resilience and integration patterns

Experience setting technical direction and providing architectural governance and assurance

Experience leading and influencing technical teams within Agile multidisciplinary environments

Strong understanding of DevOps, CI/CD and modern engineering practices

Ability to communicate complex technical decisions to senior stakeholders and drive consensus across multiple teams

Active SC clearance