UK-based Principal, Public Markets

1. Role Overview

Mercor is partnering with a leading AI research organization to engage an experienced public-markets investment professional.

You will lead the diagnosis of a public-markets portfolio, assess its positioning against current market conditions and relevant benchmarks, and develop practical recommendations covering asset allocation, fund and ETF selection, portfolio risk, rebalancing, and implementation.

2. Key Responsibilities

• Evaluate holdings across public equities, fixed income securities, ETFs, funds, and other liquid investments.

• Diagnose portfolio construction issues, concentration risks, asset-allocation gaps, and performance drivers.

• Assess holdings against appropriate benchmarks and investment objectives.

• Produce a structured market update covering relevant macroeconomic, sector, and asset-class developments.

• Evaluate ETF and fund selection, including exposures, costs, liquidity, diversification, and suitability.

• Develop evidence-based rebalancing recommendations.

• Prepare clear implementation plans and proposed trade instructions.

• Analyze performance, volatility, risk exposures, and benchmark-relative results.

• Clearly document the reasoning supporting each recommendation.

• Incorporate structured feedback from senior reviewers and iterate quickly on the work.

3. Ideal Qualifications

• Approximately 8–10 years of professional public-markets investment experience.

• Hands-on experience in portfolio management, asset allocation, ETF or fund selection, and portfolio-risk analysis.

• Background at an institutional asset manager, Multi-Family Office, investment office, Hedge Fund, wealth manager, or comparable investment platform.

• Experience as a Junior Portfolio Manager, Portfolio Manager, Investment Principal, Senior Investment Analyst, or similar professional is particularly relevant.

• Strong understanding of public equities, fixed income, ETFs, funds, benchmarks, and portfolio implementation.

• Experience producing market updates, portfolio diagnoses, rebalancing recommendations, and implementation plans.

• Strong quantitative skills and proficiency with portfolio-performance and risk analysis.

• CFA qualification is preferred but not required.

• Exceptionally strong written communication and the ability to explain portfolio decisions with precision.

• Detail-oriented, consistent, and comfortable having investment judgments reviewed and calibrated.

• Prior experience with AI evaluation or structured investment-assessment projects is a plus.

4. Application Process

• Submit your resume or relevant professional background to get started.

• Qualified applicants may be asked to complete a brief investment assessment or provide additional information about their experience.

We consider all qualified applicants without regard to legally protected characteristics and provide reasonable accommodations upon request.

Contract and Payment Terms

• You will be engaged as an independent contractor.
• This is a fully remote role that can be completed on your own schedule.
• Projects can be extended, shortened, or concluded early depending on needs and performance.
• Your work at Mercor will not involve access to confidential or proprietary information from any employer, client, or institution.
• Payments are weekly on Stripe or Wise based on services rendered.
• Please note: We are unable to support H1-B or STEM OPT candidates at this time.

About Mercor

Mercor partners with leading AI labs and enterprises to train frontier models using human expertise. You will work on projects that focus on training and enhancing AI systems. You will be paid competitively, collaborate with leading researchers, and help shape the next generation of AI systems in your area of expertise.