Professional Liability Underwriter

mosaic· Professional Liability
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📍 Hybrid📍 London, London, City of, United KingdomFull Time

About this role

Company Summary

Mosaic is a global specialty insurance agency with exceptional expertise, a focus on complex products, and a distinctive operating model. Our innovative structure allows deployment of different forms of capital in full alignment for the benefit of clients and partners. We currently underwrite for close to 30 carriers alongside our Lloyd’s Syndicate 1609—offering lead-line + syndicated capacity, custom service, and full claims-settlement authority across seven product lines in seven countries. We harness the heritage of Lloyd’s and benefit from the market’s global licenses and financial-strength ratings.

 

Job Spec

Mosaic is looking for an experienced underwriter to join our Professional Liability team in London.  This is a rare opportunity to take a meaningful role in a market-leading team and further develop your career.

 

There are two roles available:

 

  • AVP: four or more years’ experience in a combination of relevant roles, to include professional liability
  • VP: eight or more years’ experience in a combination of relevant roles, to include professional liability

 

Responsibilities

  • Execute the underwriting strategy across our diverse professional liability portfolio
  • Analyse risk, set pricing and conduct policy reviews
  • Negotiate with brokers on new and renewal business
  • Develop business globally across both US and international markets
  • Identify new distribution channels, products and relationships
  • Underwrite in line with the business plan and underwriting guidelines
  • Travel to engage with intermediaries and clients

 

Skills, Experience and Education  

  • Experience in writing and leading primary businesses
  • Ability to develop business
  • Ability to be proactive, work independently and make decisions
  • In-depth knowledge of marketplace
  • Strong interpersonal skills and ability to work collaboratively with others
  • Strong written and oral communication skills
  • Highly focused, enthusiastic, and creative thinker
  • Ability to work in a fast-paced environment
  • Ability to negotiate with sophisticated advisors and clients
  • Competency in drafting

 

Mosaic offers you

  • True entrepreneurial culture
  • Very competitive total rewards compensation package, reflecting growth of the business
  • Opportunity to build and grow with this class of business

 

Mosaic celebrates diversity, equality and inclusion. We embrace these pillars of excellence as crucial to our business success. We are an Equal Opportunity Employer.

Frequently Asked Questions

Is the salary disclosed for the Professional Liability Underwriter position at mosaic?
The salary for this Professional Liability Underwriter role at mosaic is not publicly listed. Click "Apply Now" to learn more about the compensation package on their official careers page.
Where is the Professional Liability Underwriter position at mosaic located?
This Professional Liability Underwriter role at mosaic is based in Hybrid, London, London, City of, United Kingdom. The position is listed as on-site or hybrid. Check the full job description or apply directly to confirm the work arrangement.
Is the Professional Liability Underwriter role at mosaic full-time or part-time?
This is listed as a Full Time position. It is posted as a Professional Liability Underwriter role in the Professional Liability department at mosaic.
Which team or department does the Professional Liability Underwriter at mosaic belong to?
This Professional Liability Underwriter position is part of the Professional Liability department at mosaic. See the full job description for more information about the team structure and responsibilities.
How do I apply for the Professional Liability Underwriter position at mosaic?
Click the "Apply Now" button on this page. You will be redirected to mosaic's official application portal hosted on bamboohr where you can submit your application directly.
When was the Professional Liability Underwriter job at mosaic posted?
This Professional Liability Underwriter position at mosaic was posted on Jul 29, 2026. Apply as soon as possible — early applications are often reviewed first.
Professional Liability Underwriter
mosaic
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