P&C Underwriter - Risk Specialist

Mercor; Greater London; On-site; GBP 113,000 - 144,000; Full time

Job summary

Mercor is partnering with a leading AI lab to train frontier models on insurance reasoning data. We’re hiring Multiline Property & Casualty Underwriters to design realistic risk-selection and underwriting scenarios, evaluate model outputs against standards, and help shape how AI reasons about insurability, pricing, and terms.

Qualifications include 2+ years of P&C underwriting experience across personal, commercial, or specialty lines, and a solid understanding of the underwriting lifecycle from

Qualifications

• 2+ years of professional P&C underwriting experience.
• Underwritten at least one major segment (personal, commercial, or specialty).
• Understand underwriting lifecycle from submission to renewal.
• Explain how account characteristics, peril, loss experience and market conditions affect decisions.
• Demonstrate strong written reasoning and attention to detail.

Responsibilities

• Design underwriting scenarios across new business, renewals, pricing and limits.
• Create assessments, rationales, information requests and renewal strategies.
• Write high-quality, experienced underwriter references.
• Grade AI-generated responses for accuracy and risk judgment.
• Identify weak assumptions and inappropriate accept/decline decisions.
• Provide feedback to improve model behavior.
• Participate in onboarding office hours and calibration sessions.

Skills

P&C underwriting experience

Written communication

Risk judgment

Attention to detail

Underwriting lifecycle

Education

CPCU/AU/ARM

Job description

Compensation: all experts are paid a flat $800 upon successful completion of the onboarding process, which we estimate takes approximately 10 hours. After successfully completing onboarding, you will be converted to $80/hour.

About the Role

Mercor is partnering with a leading AI lab to train frontier models on high-quality insurance reasoning data. We're hiring Multiline Property & Casualty Underwriters to design realistic risk-selection and underwriting scenarios, evaluate model outputs against established underwriting standards, and help shape how the next generation of AI reasons about insurability, pricing, coverage terms, and portfolio fit.

We welcome carrier, MGA, MGU, and program underwriters with experience across personal, commercial, or specialty P&C products. Candidates should have direct authority or meaningful responsibility for evaluating and selecting risks.

What You'll Do

• Design realistic underwriting scenarios involving new business, renewals, exposure analysis, loss history, inspections, classification, pricing, limits, deductibles, exclusions, and referral decisions

• Create work products such as underwriting assessments, quote rationales, information requests, declination explanations, renewal strategies, and risk-improvement requirements

• Write "golden" reference responses at experienced underwriter quality

• Grade AI-generated responses against structured rubrics for technical accuracy, consistency, risk judgment, and adherence to underwriting guidelines

• Identify unsupported assumptions, inadequate risk differentiation, incorrect use of policy terms, and inappropriate acceptance or declination decisions

• Provide written feedback the research team uses to improve model behavior

• Participate in onboarding office hours and calibration sessions

You're a Good Fit If You

• Have 2+ years of professional P&C underwriting experience

• Have underwritten at least one major segment, such as personal lines, commercial property, general liability, commercial auto, package, umbrella/excess, professional liability, cyber, or another specialty line

• Understand the underwriting lifecycle from submission and assessment through quotation, binding, renewal, and nonrenewal

• Can explain how account characteristics, jurisdiction, peril, loss experience, and market conditions affect underwriting decisions

• Demonstrate strong written reasoning, sound risk judgment, and high attention to detail

• Can separate underwriting decisions from claims handling, brokerage advice, and actuarial portfolio analysis

Bonus Qualifications

• CPCU, AU, ARM, or comparable insurance designation

• Multiline underwriting authority

• E&S, MGA/MGU, Lloyd's, or program-business experience

• Catastrophe-exposed property or high-severity casualty experience

• Experience with small commercial, middle-market, national-account, or high-net-worth segments

Role Highlights

• Minimum 20 hours per week (ideally 40+)

• Role starts immediately, applications reviewed on a rolling basis