AI Technical Architect
We’re looking for an AI Technical Architect to lead the design and delivery of cutting-edge Generative AI and Agentic AI solutions for major global organisations. This is a senior, client-facing role where you’ll combine deep technical expertise, architecture leadership, and strategic advisory to shape high-impact AI transformations.
The Role
As an AI Architect, you will play a key role in shaping enterprise AI strategy and delivering innovative solutions across large-scale environments.
Key Responsibilities
AI Solution Architecture
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Design and architect enterprise-grade GenAI, Agentic AI and ML solutions aligned to client business goals.
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Build scalable architectures using modern cloud platforms (Azure, AWS or GCP).
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Lead the design of RAG-based solutions, AI assistants, and autonomous agent systems.
Technical Leadership
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Guide the end-to-end delivery of complex AI implementations.
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Evaluate and select models, frameworks and orchestration tools.
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Ensure solutions are scalable, secure and production-ready.
Client Advisory
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Act as a trusted advisor to senior stakeholders during workshops, discovery sessions and transformation programmes.
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Support pre-sales activities including solution shaping, proposals and business cases.
Innovation & Strategy
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Contribute to AI thought leadership and go-to-market propositions.
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Identify opportunities to optimise operations, improve productivity and unlock new value through AI.
Your Experience
We’re looking for a strong mix of AI architecture expertise, hands-on engineering knowledge and consulting capability.
Key Skills & Experience
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Proven experience architecting Generative AI, Agentic AI, machine learning and automation solutions in enterprise environments.
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Strong expertise in LLMs and RAG architectures, including models such as OpenAI, LLaMA, Mistral or Claude.
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Hands-on experience with GenAI frameworks such as LangChain, LlamaIndex, AutoGen, CrewAI or LangGraph.
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Experience designing AI systems using vector databases (e.g. Pinecone, Weaviate, FAISS).
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Solid understanding of prompt engineering, model tuning, and AI evaluation methodologies.
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Experience building production-grade AI systems using Python and ML frameworks (PyTorch, TensorFlow).
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Knowledge of MLOps / LLMOps practices and tooling (MLflow, Kubeflow, Docker, Kubernetes).
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Experience delivering AI solutions on AWS, Azure or GCP
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Experience leading or mentoring teams of AI engineers or data scientists.
Robert Walters Operations Limited is an employment business and employment agency and welcomes applications from all candidates
About the job
Contract Type: Permanent
Specialism: Technology & Digital
Focus: Architecture
Industry: IT
Salary: £90,000 - £120,000 per annum + bonus and benefits
Workplace Type: Hybrid
Experience Level: Associate
Location: City of London
FULL_TIMEJob Reference: CQ2FDQ-03241804
Date posted: 13 March 2026
Consultant: Dane Moore
london information-technology/architecture 2026-03-13 2026-05-12 it City of London London GB GBP 90000 120000 120000 YEAR Robert Walters https://www.robertwalters.co.uk https://www.robertwalters.co.uk/content/dam/robert-walters/global/images/logos/web-logos/square-logo.png true