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PE & Growth Equity Professionals - Expert AI Trainer

Job Overview

Location

United Kingdom

Job Type

Contract

Category

HR & Recruiting

Date Posted

April 24, 2026

Full Job Description

đź“‹ Description

  • • As a PE & Growth Equity Professional serving as an Expert AI Trainer, you will bridge human investment expertise with AI model development by translating complex financial reasoning into AI-readable logic, directly contributing to the advancement of AI systems used in institutional asset management.
  • • Day to day, you will develop and iterate realistic prompts to test AI-generated insights, systematically compare human and machine judgments across asset classes, design frameworks that translate investor decision-making under uncertainty into AI challenges, and construct expert benchmarks using real-world financial models and investment cases to evaluate frontier AI systems.
  • • Mentis AI, founded by ex-Lazard and Partners Group professionals, is headquartered in London and San Francisco, bringing real-world expertise from finance, healthcare, and law into AI training to close the gap between human and artificial intelligence through domain-specific model refinement.
  • • In this role, you will deepen your understanding of how AI interprets institutional investment processes, gain hands-on experience shaping AI reasoning in finance, and position yourself at the intersection of private equity and cutting-edge AI innovation, enhancing your expertise in both domains.

Skills & Technologies

Design
Remote

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About Aptura Inc.

Aptura is an AI technology company that builds high-quality training data and reinforcement-learning environments for regulated, high-stakes industries such as finance, healthcare, and legal. They focus on verifiable accuracy by combining AI with human domain experts. The company is remote-friendly with a small, lean team located in London and San Francisco and frequently hires for technical roles and AI residencies.

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