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Prompt Engineer

AI Platform and Research Prompt Engineering

AI & Machine Learning Full Time Junior London, England, United Kingdom
£91,000–£133,000/year (£7,583–£11,083/month) — Negotiable

Team and product context

Team
AI Platform and Research
Specialization
Prompt Engineering
Product family
AI platform

Research, machine learning, language, vision, prompt engineering and data work across AI products.

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Job Description

Design, test, and maintain prompt workflows for supported model integrations, retrieval contexts, and customer-facing examples. The role is measured by repeatable behaviour, not clever one-off prompts.

Requirements

- Experience building and evaluating prompt workflows for LLM applications
- Ability to structure retrieval context, test cases, and model-output review criteria
- Strong writing judgement and comfort working with product and engineering teams
- Familiarity with A/B testing, prompt libraries, or regression evaluation

Responsibilities

- Build prompt patterns, examples, and evaluation sets for product workflows
- Test prompt changes across supported models and realistic customer tasks
- Document prompt decisions, failure cases, and maintenance rules
- Collaborate with product, NLP, and documentation teams

Benefits

- Work on prompt systems used in real API and product flows
- Influence documentation examples and customer implementation patterns
- Partner with engineers who can turn evaluated prompts into reliable features

How we hire

The sequence and format can vary by role.

  1. Application

  2. Initial review

  3. Relevant assessments

  4. Interviews

  5. Decision

  6. Offer and onboarding

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Job Overview

Required application materials

  • Profile Photo
  • Resume/CV
Employment Type Full Time
Product family AI platform
Experience Level Junior
Location London, England, United Kingdom
Vacancies 2

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