Senior AI Engineer - Remote EU, Build Multi-Agent LLMs

Cubiq Recruitment; Remote; GBP 60,000 - 80,000; Full time

Job summary

A venture-backed AI startup is seeking a Senior/Staff AI Engineer to design and implement core multi-agent LLM systems. You will optimize for latency and build FastAPI microservices, integrating real-time voice interfaces. The role requires proven experience with agentic frameworks, expert Python skills, and a pragmatic, speed-driven mindset. This position offers remote work flexibility across Europe, with opportunities for real ownership and immediate impact in production environments.

Benefits

Flexible remote setup

Immediate impact on real-world applications

Fast-moving environment

Qualifications

• Proven ability to build and ship agentic or multi-agent frameworks into production.
• Practical experience with FastAPI and asyncio development.
• Ownership, speed, and pragmatism mindset are essential.

Responsibilities

• Design and implement multi-agent LLM systems for reasoning and coordination.
• Develop FastAPI-based microservices emphasising low latency.
• Integrate real-time voice interfaces into conversational flows.

Skills

Expert Python

FastAPI

Asyncio

Multi-agent frameworks

Startup mindset

Tools

LangChain

Autogen

STT/TTS

WebRTC

LiveKit

Job description

A venture-backed AI startup is seeking a Senior/Staff AI Engineer to design and implement core multi-agent LLM systems. You will optimize for latency and build FastAPI microservices, integrating real-time voice interfaces. The role requires proven experience with agentic frameworks, expert Python skills, and a pragmatic, speed-driven mindset. This position offers remote work flexibility across Europe, with opportunities for real ownership and immediate impact in production environments.