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AI Safety Practitioner Expert Evaluator

Job in London, Greater London, W1B, England, UK
Listing for: Mercor
Full Time position
Listed on 2026-09-11
Job specializations:
  • Business
    AI Evaluation
Job Description & How to Apply Below

About the job

Mercor connects elite creative and technical talent with leading AI research labs. Headquartered in San Francisco our investors include Benchmark General Catalyst Peter Thiel Adam DAngelo Larry Summers and Jack Dorsey.

Position: AI Safety Practitioner
Type: Contract
Compensation: $60 $ 70/hour
Location: Remote

Role Responsibilities

  • Evaluate AI-generated responses for safety factual accuracy policy compliance and overall quality.
  • Review content involving misinformation political persuasion self-harm violence cyber biosecurity and other sensitive domains.
  • Apply and refine evaluation rubrics for RLHF SFT and AI safety benchmarking.
  • Identify unsafe outputs hallucinations reasoning failures and policy violations.
  • Provide structured feedback to improve model alignment and safety performance.
  • Collaborate with AI researchers and safety teams on ongoing evaluation initiatives.

Qualifications

Must-Have

  • Bachelors degree or higher in Journalism Communications Psychology Sociology Public Policy Law Biology Chemistry Computer Science or a related discipline.
  • 5 years of professional experience in AI Safety Trust & Safety journalism public policy scientific research security or a related field.
  • Excellent written English critical thinking and analytical reasoning skills.
  • Ability to consistently evaluate nuanced and policy-sensitive scenarios.

Preferred

  • Experience with AI Safety RLHF SFT Trust & Safety or AI evaluation.
  • Familiarity with safety policies content moderation or evaluation rubric development.
  • Experience reviewing complex high-risk or ambiguous content.

Application Process (Takes 2030 mins to complete)

  • Upload resume
  • AI interview based on your resume
  • Submit form

Resources & Support

  • For details about the interview process and platform information please check:
  • For any help or support reach out to:

PS:
Our team reviews applications daily. Please complete your AI interview and application steps to be considered for this opportunity.

Employment Type : Full Time
Experience: years
Vacancy: 1
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