Senior Technical Architect: Cloud, APIs & AI Enablement

Civil Aviation Authority; Guildford; On-site; GBP 90,000 - 120,000; Full time

Job summary

Civil Aviation Authority in the United Kingdom is seeking an experienced hands-on Technical Architect or Principal Engineer to provide technical leadership across a portfolio of digital services. You will shape architectural direction, collaborate with product, security, and delivery teams, and balance design with practical delivery, with a focus on architecture and hands-on delivery.

You will work across Next.js, .NET and Azure estates, define principles and patterns, review designs, and

Qualifications

• 5+ years of hands-on experience as Technical Architect, Principal Engineer, Lead Engineer or similar senior technical role.
• Ability to communicate complex technical issues clearly through documentation and diagrams.
• Experience with React/Next.js, API design, and backend services in C#/.NET.
• Azure hosting and platform services including App Service, Functions, Azure SQL, Key Vault, API Management and Service Bus.
• Experience delivering secure, scalable, and maintainable cloud-based web applications in a regulated/public sector environment.

Responsibilities

• Define and maintain architecture principles, standards, and patterns across multiple digital services.
• Provide solution designs and technical guidance for secure, accessible, resilient services.
• Identify risks, dependencies, and opportunities early and shape a pragmatic technical roadmap.
• Lead architecture spikes and proof-of-concepts; prototype novel solutions as needed.
• Review designs and code to improve quality and consistency across teams.

Skills

Cloud architecture

Technical leadership

Communication

Mentoring

Security considerations

AI tooling awareness

Tools

React

Next.js

C#

.NET

Azure

API design

CI/CD

Job description

Civil Aviation Authority in the United Kingdom is seeking an experienced hands-on Technical Architect or Principal Engineer to provide technical leadership across a portfolio of digital services. You will shape architectural direction, collaborate with product, security, and delivery teams, and balance design with practical delivery, with a focus on architecture and hands-on delivery.

You will work across Next.js, .NET and Azure estates, define principles and patterns, review designs, and