Lead Agentic AI Architect

Lead Agentic AI Architect

Full-Time On-site
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Job title: Lead Agentic AI Architect

Rate: £710 per day Inside ir35

Location: London, Birmingham, or Sheffield (Whichever is closest)

Hybrid (3 days per week on site)

Contract: 6-month rolling

On behalf of a leading digital transformation consultancy, we're seeking a Lead Agentic AI Architect to join a major enterprise AI transformation programme with a leading UK bank.

This is a genuinely senior opportunity to define the architecture, engineering standards and delivery of next-generation Agentic AI and Generative AI solutions within a complex, highly regulated environment. You'll operate at the intersection of AI strategy, enterprise architecture and hands‑on engineering, taking ambitious AI initiatives from concept and roadmap through to secure, scalable production.

Responsibilities:

  • You’ll take ownership of the architecture for enterprise AI capabilities, including:
  • Agentic AI platforms, AI assistants, copilots and autonomous workflows
  • Multi-agent systems incorporating reasoning, planning, memory, orchestration and tool integration
  • Production-grade LLM and RAG architectures
  • Intelligent search, knowledge assistants, workflow automation and decision-support systems
  • Enterprise LLMOps, MLOps, observability and AI governance
  • AI security, guardrails, evaluation and Responsible AI
  • Cloud AI platforms and hybrid/multi-cloud architecture

You’ll also provide technical leadership across architects, engineers and data scientists while working with senior stakeholders to shape AI strategy, roadmaps, investment priorities and transformation programmes.

Expereince Required:

We're looking for an established AI architecture or engineering leader with:

  • 15+ years of software engineering, architecture or platform leadership
  • 8+ years delivering AI/ML platforms into production
  • Proven experience architecting and deploying Agentic AI, LLM and Generative AI solutions at enterprise scale
  • Strong experience with RAG and LLM application architectures
  • A background within banking, financial services or another highly regulated environment
  • Experience leading large engineering teams and complex technology transformations
  • A track record of taking AI platforms from strategy and architecture through to production and operationalisation
  • Strong executive stakeholder engagement and the ability to translate AI capabilities into measurable business outcomes

Technology:

Agentic AI & GenAI

  • Multi-Agent Systems
  • Agentic AI Architecture
  • RAG
  • LLM Applications
  • Prompt Engineering
  • Responsible AI
  • AI Evaluation

Frameworks

  • LangChain
  • LangGraph
  • Semantic Kernel
  • AutoGen

Cloud & AI Platforms

  • Azure AI Foundry
  • Azure OpenAI
  • AWS Bedrock
  • SageMaker
  • Google Vertex AI
  • Hybrid/Multi-Cloud

Engineering & Platform

  • Python
  • Java
  • Scala
  • TypeScript
  • SQL
  • Kubernetes
  • Docker
  • Terraform
  • Bicep
  • CI/CD
  • Infrastructure as Code

AI Governance & Observability

  • LLMOps
  • MLOps
  • Model Governance
  • AI Security & Guardrails
  • LangSmith
  • Arize
  • Monitoring & Evaluation Frameworks

Qualifications

Relevant qualifications may include:

  • Master's degree in Computer Science, AI, Data Science or related discipline
  • AWS Solutions Architect Professional
  • AWS AI/ML Specialty
  • Microsoft Azure AI Engineer
  • Google Professional ML Engineer
  • Executive AI / Machine Learning qualifications

If you're an AI Architect, Lead AI Architect, Head of AI Engineering, AI Platform Lead, Director of AI Engineering or senior AI technology leader with genuine production-scale experience,

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Lead Agentic AI Architect employer: CBSbutler Holdings Limited trading as CBSbutler

As a Compliance Team Leader in Newcastle, you will join a dynamic and supportive work environment that prioritises employee development and teamwork. The company fosters a culture of collaboration and inclusivity, offering opportunities for personal growth and career advancement while ensuring a customer-oriented approach. With competitive pay and the potential for a permanent position, this role is perfect for those looking to make a meaningful impact in the financial services sector.

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Contact Details:

CBSbutler Holdings Limited trading as CBSbutler Recruitment Team