Lead Generative AI Engineer: Multi-Agent Systems (London)

Aspect; Greater London; Hybrid; GBP 100,000 - 160,000; Full time

Job summary

Aspect in London is seeking an experienced Generative AI Engineer to design, build, and scale multi-agent systems that power core business processes. You will own agent harnesses, guardrails, observability, and AI automation across customer service, field operations, and internal workflows in production.

You will partner with Product, Design, and Operations to translate business needs into scalable AI applications, mentor junior engineers, and help shape the company’s broader AI strategy in a

Qualifications

• 3+ years in AI/ML, with at least 1 year focused on Generative AI and NLP.

Responsibilities

• Design, build, and manage production multi-agent systems, including hierarchical agents, swarms, and complex coordination and hand-off logic for multi-tasking and automation.
• Implement guardrails across the stack, including input/output validation, policy enforcement, PII redaction, hallucination and safety checks, and human-in-the-loop controls for high-risk actions.
• Design and deliver AI automation that removes manual effort across customer service, field operations, and internal workflows, tying agent actions to measurable business outcomes.

Skills

Generative AI

Multi-agent systems

Python

AI observability

LangChain

CI/CD for AI

Tool integration

Tools

LangGraph

CrewAI

AutoGen

Guardrails AI

LangSmith

Langfuse

Arize Phoenix

Weighs & Biases

PyTorch

TensorFlow

Vertex AI

Job description

Aspect in London is seeking an experienced Generative AI Engineer to design, build, and scale multi-agent systems that power core business processes. You will own agent harnesses, guardrails, observability, and AI automation across customer service, field operations, and internal workflows in production.

You will partner with Product, Design, and Operations to translate business needs into scalable AI applications, mentor junior engineers, and help shape the company’s broader AI strategy in a