Principal AI Architect

Principal AI Architect

£120,000-£140,000 + Benefits

UK Wide, Remote/Flexible Working

MBN is currently partnering with a UK based AI scale up in search of a Principal AI Architect.

You will design and build the multi-agent system, an orchestration layer, agent communication framework, and execution pipeline that everything else depends on.

What you’ll build

• Multi-agent orchestration layer
• Agent communication + coordination framework
• Execution pipeline for enterprise-grade analytics
• Robust production system design (not experiments)

Core stack

LangGraph · CrewAI · Python · FastAPI · Docker / E2B · AWS / Azure · Kubernetes

Nice to have

• LLM orchestration experience
• Security / guardrails frameworks
• Observability (LangSmith)
• Model routing / LiteLLM / tiering strategies
• Early-stage startup experience
• Enterprise client exposure