GenAI Architect & Delivery Lead

EY; Greater London; On-site; GBP 100,000 - 140,000; Full time

Benefits offered by this job

Continuous learning

Flexible working

Leadership coaching

Diverse and inclusive culture

Job summary

EY is seeking a Manager, AI Architect specializing in generative AI to lead GenAI design and delivery for clients. This hands‑on role combines architecture ownership with small‑team leadership and production‑grade delivery across insurance domains.

You will guide technical decisions, communicate with stakeholders, and mentor junior engineers. The position emphasizes responsible AI, governance, and integration with core platforms.

Qualifications

• Bachelor’s or Master’s in Computer Science, Engineering, or a related field.
• Hands‑on delivery of enterprise GenAI initiatives and production systems.
• Hands‑on experience with LLMs (OpenAI, Anthropic, Google, or open weights) and orchestration frameworks.
• Practical expertise in RAG design, embeddings, and vector databases.
• Experience with agentic architectures, function/tool calling, and structured outputs.
• Strong prompt engineering, evaluation, and LLM guardrail/safety experience.
• Experience with cloud GenAI platforms (Azure OpenAI, AWS Bedrock, Google Vertex AI).

Responsibilities

• Own the architecture and technical delivery of a GenAI solution area or workstream, from design through production rollout.
• Lead a small cross‑functional delivery team (engineers, data specialists) through the delivery lifecycle.
• Ensure solutions are scalable, secure, resilient, and cost‑aware in production.
• Manage delivery execution: architecture decisions, risks, dependencies, quality checks, and blockers.
• Apply engineering standards, reusable frameworks, and accelerators to improve delivery quality and speed.
• Take accountability for delivery quality, timelines, and outcomes within your workstream.

Skills

GenAI

Cloud architectures

LLM orchestration

Stakeholder communication

Education

Bachelor's or Master's in CS/Engineering

Tools

LangChain

LlamaIndex

Semantic Kernel

Azure OpenAI

Pinecone

Weaviate

pgvector

Job description

EY is seeking a Manager, AI Architect specializing in generative AI to lead GenAI design and delivery for clients. This hands‑on role combines architecture ownership with small‑team leadership and production‑grade delivery across insurance domains.

You will guide technical decisions, communicate with stakeholders, and mentor junior engineers. The position emphasizes responsible AI, governance, and integration with core platforms.