Senior Underwriter – New Business

Jensten

Commercial Underwriter at Jensten Underwriting underwriting new business and developing broker relationships. Working on profitable schemes with a focus on Commercial Combined risks in a hybrid role based in London.

Posted 6/25/2026full-timeLondon • 🇬🇧 United KingdomSeniorWebsite

ATS Keywords

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Hard Skills

underwritingcommercial combined riskscontractors combined businessinsurance product developmentrating structurespolicy wordingsterms and conditionsscheme performance monitoringmarket trend analysisbroker development

Soft Skills

relationship buildingnew business generationportfolio growthcommercial awarenessservice excellence

Industry Keywords

InsurerMGAScheme Brokerunderwriting criteriainsurance market dynamics

About the role

Key responsibilities & impact

Underwrite new commercial business in line with delegated authority.
Provide competitive quotations and technical underwriting support to brokers.
Build and develop strong relationships with brokers, supporting new business growth.
Assist in broker development activities, identifying opportunities to increase income and profitability.
Monitor and manage scheme performance, ensuring profitable outcomes for both the business and capacity providers.
Support the development and enhancement of underwriting criteria, rating structures, policy wordings, terms, and conditions.
Assist with the creation and launch of new insurance products and schemes.
Monitor market trends and competitor activity to ensure products remain competitive and relevant.

Requirements

What you’ll need

Proven underwriting experience gained within an Insurer, MGA, or Scheme Broker environment.
Strong experience underwriting Commercial Combined risks.
Exposure to Contractors Combined business would be highly beneficial.
A strong focus on new business generation and portfolio growth.
Experience developing and managing broker relationships.
Strong commercial awareness and understanding of insurance market dynamics.
The ability to balance underwriting discipline with service excellence.

Benefits

Comp & perks

Competitive salary with an annual pay review
Strong bonus scheme and car allowance
Hybrid working with 2 days based in the office
27 days annual leave (includes a day off for your birthday and another for a religious holiday of your choice) + bank holidays
Auto enrolment into our excellent pension scheme (5% employer matched contribution)
Flex-benefits- A range of flexible benefits to choose from, that are most important to you
Group Life Assurance cover
3 months Maternity, Paternity & Adoption leave all fully paid
Professional qualification study support relevant to your role and career
Perks at work- amazing discounts on cinema tickets, meals out, luxury items etc.
Holiday purchase scheme- up to 5 days annually