Multiline P&C Underwriter for AI Risk Modeling

Mercor; Greater London; Remote; GBP 91,000 - 144,000; Part time

Job summary

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.

Qualifications

• 2+ years of professional P&C underwriting experience.
• Underwritten at least one major segment (personal lines, commercial property, etc).
• Understand underwriting lifecycle from submission to renewal.
• 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.
• Separate underwriting decisions from claims handling, brokerage advice, and actuarial portfolio analysis.

Responsibilities

• 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

Skills

Underwriting

P&C insurance

Risk analysis

AI interaction

Job description

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.