Founding AI Engineer

Salary: £59,000 - 99,000 per year

Requirements:

• A few years of hands-on experience shipping ML or AI-driven products
• Exposure to model fine-tuning, evaluation work, or working with human feedback data
• Comfortable in Python, with practical experience in common deep learning tooling
• Self-starter whos happy figuring things out without a lot of structure

Responsibilities:

• Build out ways to measure whether the system is responding appropriately given what it knows about a given user
• Turn real usage and feedback into structured signals the model can learn from
• Run training experiments aimed at improving response quality based on human feedback
• Dig into cases where the system gets it wrong, including misreading a user, holding onto outdated info, or responding inconsistently
• Weigh in on technical decisions as the product architecture comes together

Technologies:

• AI
• Fine-tuning
• Machine Learning
• Python

More:

We are a growing AI company looking for a technically strong Research Scientist or Engineer to join early and help build systems that get smarter about the people using them, learning from how someone interacts with the product and using that to shape the experience they get. Our team blends machine learning, applied research, and product-facing engineering, and we are led by a founder with a solid research background. You would be joining us at a formative stage, with real input into how our products core technology takes shape. We offer a competitive salary plus equity.

last updated 36 week of 2026