Technical Architect - Authentication

SR2; Greater London; On-site; GBP 80,000 - 120,000; Full time

Job summary

SR2 in Greater London is seeking an experienced Technical Architect for a contract role to lead cross-disciplinary delivery teams and drive authentication and identity integrations.

You will collaborate with software engineers, product, and delivery groups to deliver secure, scalable user-facing services and evidence-based technical decisions. Active SC clearance is required for this role.

Qualifications

• Active SC clearance is required.
• Strong experience as a Technical Architect or similar role.
• Strong software development background.
• Experience with identity, authentication and authorisation technologies.
• Good working knowledge of OIDC and OAuth.
• Experience designing user-facing web or application integrations.
• Strong AWS/cloud experience.
• Experience leading technical teams and delivering user-focused digital services.
• Strong understanding of application architecture, security and scalability.
• Experience working within Agile multidisciplinary teams.
• Understanding of continuous delivery and DevOps cultures.
• Strong stakeholder management and communication skills.

Responsibilities

• Provide technical leadership across multidisciplinary delivery teams.
• Take ownership of technical outcomes and support teams through design and delivery.
• Lead technical decision-making and take a balanced approach to technology selection.
• Work closely with software engineers, product, delivery and other technical specialists.
• Support the integration of authentication and identity services across user-facing applications.
• Influence senior stakeholders and support evidence-based technical decision-making.

Skills

SC Clearance

Technical Architecture

Software Development

Identity & Access

OIDC / OAuth

Web Integrations

AWS / Cloud

Leadership

Agile / DevOps

Security & Architecture

Stakeholder Management

Job description

Salary: £? - ? per year

Requirements:

• Active SC clearance is required.
• Strong experience as a Technical Architect or in a similar architecture-focused role.
• Strong software development background.
• Experience with identity, authentication and authorisation technologies.
• Good working knowledge of OIDC and OAuth.
• Experience designing user-facing web or application integrations.
• Strong AWS/cloud experience.
• Experience leading technical teams and delivering user-focused digital services.
• Strong understanding of application architecture, security and scalability.
• Experience working within Agile multidisciplinary teams.
• Understanding of continuous delivery and DevOps cultures.
• Strong stakeholder management and communication skills.

Responsibilities:

• Provide technical leadership across multidisciplinary delivery teams.
• Take ownership of technical outcomes and support teams through design and delivery.
• Lead technical decision-making and take a balanced approach to technology selection.
• Work closely with software engineers, product, delivery and other technical specialists.
• Support the integration of authentication and identity services across user-facing applications.
• Influence senior stakeholders and support evidence-based technical decision-making.

Technologies:

• AWS
• Architect
• Cloud
• DevOps
• Support
• OAuth
• Security
• Web

More:

We are supporting a high-profile, customer-facing programme and are looking for an experienced Technical Architect to join us on a contract basis. This role requires active SC clearance and offers the opportunity to work closely with software engineers, product, delivery and other technical specialists on the integration of authentication and identity services across user-facing applications.

last updated 36 week of 2026