Founding Product AI Engineer for Enterprise AI

Opus Recruitment Solutions Limited; Greater London; On-site; GBP 120,000 - 160,000; Full time

Job summary

This is a founding role at a fast-growing AI startup transforming financial operations. You will turn customer problems into working AI-powered products, owning the process from discovery to deployment.

You’ll work with founders and engineers to design and ship production-ready software across backend and frontend systems, applying modern LLM tech and an ownership mindset to deliver real enterprise value.

Qualifications

• Experience shipping products end-to-end.
• Strong ownership mentality and proactivity.
• Startup or early-stage company experience is a plus.
• Able to work independently with minimal hand-holding.

Responsibilities

• Work directly with customers to understand challenges and identify opportunities
• Design and build AI-powered products and workflows
• Develop and deploy production software across backend and frontend systems
• Build reliable AI experiences using modern LLM technologies
• Continuously iterate based on customer feedback and usage patterns
• Help shape technical and product decisions alongside the founding team
• Improve product quality through evaluation frameworks, observability and testing
• TypeScript / Node.js, Python, React, AWS, Serverless Architecture

Skills

Ownership mindset

Customer engagement

End-to-end delivery

Software engineering

Tools

TypeScript/Node.js

Python

React

AWS

Serverless architecture

LangGraph/LangChain

Job description

This is a founding role at a fast-growing AI startup transforming financial operations. You will turn customer problems into working AI-powered products, owning the process from discovery to deployment.

You’ll work with founders and engineers to design and ship production-ready software across backend and frontend systems, applying modern LLM tech and an ownership mindset to deliver real enterprise value.