Principal AI Engineer
Posted Oct 4, 2026 · 11h ago
- Salary
- £80,000 / year
- Location
- Finsbury, London, United Kingdom
- Employment
- Full Time
- Seniority
- Principal
- Occupation
- AI/ML Engineer
- Category
- Data
- Listing language
- English
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More AI/ML Engineer jobs →Description
Salary: £80,000 - 80,000 per year
Requirements
- At least 1 year of experience building complex LLM-based systems, with
- strong prompt engineering intuition and experience designing agentic workflows. Ability to design meaningful evaluation methods, including custom metrics and frameworks when off-the-shelf options are insufficient.
- Strong software engineering fundamentals, architectural thinking, and fluency in Python; comfort working with production infrastructure, cloud environments, and CI/CD…
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