Lead Technical Architect

612176
  • £800 - £900 per day
  • London, England
  • Contract

Location: Remote
Contract: Inside IR35, 6 Months Initially
Clearance: Candidates should be eligible to work within a secure government environment with current SC

Overview

We are seeking an experienced Lead Technical Architect to play a pivotal role in a major AI transformation programme within a central government environment. This is a highly strategic and hands-on position, responsible for identifying, designing and delivering AI-driven solutions that enable the transition towards AI-assisted and agentic workflows.

The successful candidate will combine deep cloud architecture expertise with a strong understanding of AI platforms, security controls and governance frameworks. You will be expected to identify AI opportunities, shape the technical vision, and lead the end-to-end execution of solutions from concept through to delivery and assurance.

Key Responsibilities

  • Lead the architectural strategy and technical direction for AI platform development and adoption.
  • Identify high-value AI opportunities and translate them into scalable, secure, production-ready solutions.
  • Design and implement cloud-native architectures that support complex AI workflows and services.
  • Establish secure Cloud Landing Zones and technology-agnostic integration frameworks.
  • Develop modular architectures and AI platforms that integrate enterprise software with custom-built applications.
  • Define and implement AI guardrails, human-in-the-loop controls, privacy protections and security baselines.
  • Lead architectural governance, ensuring solutions meet security, compliance and assurance requirements.
  • Guide systems through technical design reviews, security assessments and approval processes.
  • Provide technical leadership across architecture, engineering and delivery teams.
  • Communicate architectural decisions, risks and trade-offs to both technical and senior business stakeholders.
  • Drive alignment with wider enterprise technology strategies and roadmaps.

Essential Skills & Experience

Cloud Architecture

  • Proven track record delivering enterprise-scale cloud architecture solutions.
  • Strong multi-cloud architecture experience, particularly across:
    • Google Cloud Platform (GCP)
    • Amazon Web Services (AWS)
  • Expertise in designing secure cloud landing zones and enterprise cloud environments.
  • Strong understanding of cloud networking, identity management and security best practices.

Google Cloud Security

  • Hands-on experience configuring and managing:
    • VPC Service Controls
    • Identity and Access Management (IAM)
    • Workload Identity Federation (WIF)
    • Security perimeter controls
  • Experience implementing secure-by-design cloud architectures within regulated environments.

AI Architecture & Delivery

  • Demonstrable experience identifying AI opportunities and delivering practical AI solutions.
  • Experience designing architectures for AI-assisted workflows, automation and agentic capabilities.
  • Knowledge of AI governance, model risk management, prompt protection and data privacy controls.
  • Strong understanding of AI integration patterns and API-led architecture.

Enterprise Architecture

  • Expertise designing:
    • Microservices architectures
    • Event-driven platforms
    • API-driven integration layers
    • Modular and vendor-neutral systems
  • Ability to design solutions that integrate seamlessly across large enterprise environments.

Governance & Stakeholder Management

  • Experience navigating complex governance and assurance processes.
  • Ability to present technical strategy, risks and architectural decisions to senior stakeholders and governance boards.
  • Strong leadership skills with experience mentoring architects, engineers and delivery teams.

What We're Looking For

We are looking for a strategic thinker who can operate comfortably at both enterprise and technical depth. You'll have a proven ability to define architecture roadmaps while remaining capable of making detailed technical decisions and guiding delivery teams through implementation.

The ideal candidate will bring:

  • A security-first mindset.
  • Excellent stakeholder engagement and communication skills.
  • Strong leadership and influencing abilities.
  • The confidence to challenge, innovate and drive AI adoption in a complex environment.
  • A proven record of delivering large-scale cloud transformation programmes.

Desirable Experience

  • Central Government or public sector experience.
  • Experience working within highly regulated or security-conscious environments.
  • Familiarity with AI governance frameworks and emerging AI technologies.
  • Experience supporting architectural approval boards and security assurance processes.

Keywords: AI Architect, Lead Architect, Enterprise Architect, Cloud Architect, Google Cloud, GCP, AWS, Multi-Cloud, AI Platforms, AI Governance, VPC Service Controls, Cloud Security, Enterprise Integration, Government, Digital Transformation, Technical Architecture.

Hannah Farrow Department Manager

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