CareerPlan

Lead / Principal AI Engineer

LondonFull-time2026-10-30 → 2026-11-10
Hybrid

Core

Design, build, and deliver production-grade AI systems, agentic workflows, and intelligent automation solutions for digital products and enterprise tools.

Role type

Lead / Principal AI Engineer (hands-on IC with architecture)

Builds

Production AI systems, agentic workflows, RAG solutions, and intelligent automation platforms

Domain

Digital Agency / Generative AI / Cloud Infrastructure

Deliverable

production ML models

Required skills

Python, TypeScript, Node.js, LLM architectures, agentic workflows, RAG, vector databases, cloud infrastructure, API design, CI/CD, automated testing, observability

Preferred skills

Fine-tuning open-weight models, design-to-code workflows, Figma integrations

Technologies

LangGraph, CrewAI, AutoGen, Vercel AI SDK, LangSmith, Arize Phoenix, Braintrust, Helicone, OpenTelemetry, Azure OpenAI, AWS Bedrock, Google Cloud Vertex AI, OpenAI, Anthropic, React, Next.js

Responsibilities

Architect and deploy production-ready AI systems with multi-agent orchestration; Develop compound AI architectures combining LLMs with specialized models; Build robust evaluation frameworks and guardrails; Design backend services and integration layers; Implement strategies for token usage, latency, and graceful degradation; Provide technical leadership and architectural guidance; Engage with clients and stakeholders to shape solutions.

Seniority

Principal, hands-on IC with strategic leadership