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Full Stack Engineer - AI, LLM
Oliver Bernard
Full-time
, , United Kingdom, , , United Kingdom
IT & Technology
Posted:
February 22, 2026
Location:
, , United Kingdom, , , United Kingdom, United-Kingdom
Job Description
Base pay range
This range is provided by Oliver Bernard. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more.
About the Role
As a Full Stack Engineer, you will be an integral part of their product team, working within a unified codebase that powers their B2B software and custom AI modules. Your role will encompass the entire feature lifecycle, from initial design and data structuring to advanced AI integration, ensuring robust, scalable, and high-performance solutions.
Key Responsibilities
- Design, build, and maintain web application features using Next.js, Node, TypeScript and React
- Contribute to and optimise their monorepo, which includes both B2B SaaS platforms and AI/LLM modules.
- Integrate and fine-tune commercially available LLMs (e.g., OpenAI, Gemini) through prompt engineering and inference pipeline management.
- Implement multi-step LLM workflows using or...
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Apply Now Save for LaterJob Overview
Job Type:
Full-time
Location:
, , United Kingdom, United-Kingdom
Posted:
February 22, 2026
Deadline:
April 03, 2026