Senior Machine Learning Engineer - Agentic AI Platform
Location: Central Cambridge (Hybrid) | Permanent | In partnership with Robert Half
The Opportunity
Join a global SaaS company building a cutting-edge multi-agent AI platform for enterprise data. This hands-on role focuses on scaling, hardening, and refining a graph-based agent engine as it moves toward global production.
What You'll Do
* Agent Orchestration: Scale multi-step reasoning workflows and optimize agent collaboration.
* Tool Integration: Benchmark and extend toolchains within the agent framework.
* Inference & Performance: Optimize LLM integration, latency, and cost efficiency.
* State & Reliability: Strengthen Redis-backed persistence and ensure system consistency.
* Evaluation & Observability: Build regression frameworks and implement monitoring and tracing.
What We're Looking For
* Strong Python engineering experience with production-grade systems
* Hands-on with LLM-powered applications and agent orchestration frameworks (e.g., LangGraph)
* Experience with stateful systems, caching, and reliability engineering
* Proficiency in FastAPI, Docker, and Redis
* Comfortable in a small, senior, high-impact team
Why Join?
* Work on a strategic next-gen AI platform
* Direct influence on architecture decisions
* Hybrid working in Central Cambridge
* Excellent benefits and discretionary bonus
Note: UK-based applicants only; full work rights required. No contractor/B2B/B2C roles available.
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