Senior Software Engineer - AI Agent Development with LLMs

Opus Recruitment Solutions United Kingdom
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AI Summary

Design and deploy AI agents with LLMs, build agentic workflows, and develop APIs using Python and FastAPI. Collaborate with product and AI teams to deliver cutting-edge solutions. Work on cutting-edge AI technology shaping the future of conversational commerce.

Key Highlights
Design and deploy AI agents with LLMs
Build agentic workflows and autonomous systems
Develop APIs and backend services using Python and FastAPI
Collaborate with product and AI teams
Work on cutting-edge AI technology
Technical Skills Required
Python FastAPI LLMs
Benefits & Perks
Salary up to £200k
4 days onsite in London
Offers sponsorship

Job Description


I’m working with an innovative AI start-up company that’s transforming how brands sell through chatbots using a Gen AI-powered platform.


They’re looking for a Senior Software Engineer who has experience building and deploying AI agents with LLMs, and strong skills in Python and FastAPI.


What You’ll Do

  • Design and deploy AI agents that leverage LLMs for real-world commerce applications
  • Build agentic workflows and autonomous systems that digest complex business documents
  • Develop APIs and backend services using Python and FastAPI
  • Collaborate closely with product and AI teams to deliver cutting-edge solutions


What We’re Looking For

  • Proven experience deploying AI agents and agentic systems (not just fine-tuning models)
  • Strong skills in Python and FastAPI
  • Deep understanding of LLM-based architectures and autonomous workflows
  • Ability to thrive in a fast-paced, early-stage environment


Why this role stands out:

  • Work on cutting-edge AI technology shaping the future of conversational commerce
  • Build autonomous systems that digest complex business documents and create tailored AI models
  • Salary up to £200k
  • 4 days onsite in London
  • Offers sponsorship

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