Portfolio Underwriter – Marine

Sorry, this job was removed at 02:24 p.m. (CST) on Tuesday, Feb 17, 2026
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London, Greater London, England, GBR
In-Office
Insurance
The Role
We are seeking a highly motivated and experienced insurance professional to join our Marine & Energy team in London. The ideal candidate will have experience in the insurance industry, preferably within Marine and Energy classes, and will be responsible for portfolio underwriting of Markel’s fast-follow insurance products. This role requires a strong understanding of the London insurance market, excellent analytical skills, and the ability to oversee procedures within and outside the organization.
We’re all about people | We win together | We strive for better | We enjoy the everyday | We think further

Who we are:

Business Unit overview:

Markel's M&E team is dedicated to providing innovative and tailored insurance solutions to meet the diverse needs of our clients. The Marine and Energy Division is part of a Wholesale group offering services for various specialty lines such as Equine and Livestock, Marine and Energy Liability, Trade Credit, Political Risk, and Surety (TCPRS). Our underwriting teams are known for their expertise in underwriting complex risks and delivering exceptional service. The Energy team focuses on underwriting a wide range of energy risks, including upstream, midstream & downstream energy, Power & Sustainable Energy and Marine liabilities, whilst the Marine short tail team specialises in cargo, specie, hull and war lines. Our team of experienced underwriters is dedicated to providing comprehensive coverage and exceptional service to our clients. The division is led by industry experts who are committed to driving sustainable, profitable growth and strengthening relationships with key stakeholders

Part of Markel Group (NYSE – MKL) a Fortune 500 company with over 60 offices in 20+ countries, is a holding company for insurance, reinsurance, specialist advisory, and investment operations around the world.

What you’ll be doing:

  • Underwrite Markel’s Fast-Follow marine and energy portfolios, ensuring long term profitability and growth
  • Build and maintain strong relationships with key stakeholders internally and with broker counterparts externally
  • Conduct thorough and regular whole-account assessments and make informed underwriting decisions steering the portfolio towards constant profitability.
  • Collaborate with other underwriters and team members to achieve business objectives efficiently.
  • Monitor aggregates, including catastrophe management, within corporate thresholds and maximum capacities.
  • Maintaining accurate capture of aggregation, risk and technically rated premium data on the company systems.
  • Portfolio Analysis using various software and data analysis systems & reporting on portfolio performance as required
  • Prioritise customer experience with best-in-class response times to all stakeholders
  • Ensure compliance with company policies, procedures, and regulatory requirements.
  • Work within the efficient and effective workflow procedures within the portfolio

Key Skills:

  • Experience in the insurance industry, preferably within the marine and energy market.
  • Strong analytical and decision-making skills.
  • Demonstrate being an active member of a team and contribute in an open environment with excellent communication and interpersonal skills.
  • Proficiency in using Microsoft Office Suite and PowerBI portfolio analysis tools
  • Experience with Cat / Aggregation Management software would be an advantage.
  • An ACII qualification, or being in the process of obtaining it, would be beneficial.

What’s in it for you?

  • A great starting salary plus annual bonus & strong benefits package…
  • Up to 16% company pension scheme,
  • Private medical and dental cover, Menopause plan, emergency care benefit (children/Pets/dependants)
  • Income protection, Life assurance, electric car scheme, travel insurance
  • 25 days paid holiday plus Bank Holidays, with the opportunity to buy/sell extra leave
  • As well as other great benefits on offer there are countless opportunities to learn new skills and develop in your career!

Are you ready to play your part?

If you’re looking for a place where you can make a meaningful difference, you’ve found it. The work we do at Markel gives people the confidence to move forward, reach their full potential and seize opportunities. You’ll find your fit amongst our diverse global community of optimists and problem-solvers. We’re always pushing each other to think further because we believe that when we strive for better and realise our potential, we can help others reach theirs.

Join us and play your part in something special!

Choose ‘Apply Now’ to fill out our short application, so that we can find out more about you.

At Markel we are all about the people, celebrating the value of a diverse workforce that brings experience and expertise from a wide variety of backgrounds and life circumstances. Whatever your background, if you feel you meet the requirements of this role then we want to hear from you. We are also happy to consider candidates who are looking for flexible working patterns.

We will ensure that individuals are provided with any reasonable accommodations to be able to participate in the job application or interview process and to perform essential job functions if successful. Please contact us via email at [email protected] or call us at 0161 507 5827 to request any accommodations or adjustments that may be needed, including alternative formats of documents or information on how to apply offline.

#LI-DJ1

#LI-Hybrid #PlayYourPartUK

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The Company
HQ: Glen Allen, VA
3,519 Employees
Year Founded: 1930

What We Do

At Markel, we believe in hard work, a zealous pursuit of excellence, and fairness in all our dealings. Markel Corporation (NYSE: MKL) is a global Fortune 500 company headquartered in Richmond, Virginia. We seek to be a leader in each of our pursuits, with insurance being our primary business. As a market leader for specialty insurance, reinsurance, and investment operations around the world, Markel embodies integrity, commitment, teamwork, and innovation in every day operations. We are encouraged to look for a better way to do things. Since our founding in 1930, we have sought to know our customers’ needs and to provide quality products and service. Markel specializes in providing coverage for hard-to-place risks for a variety of niche markets including: • Agricultural and equine risks • Reinsurance for large risk enterprises such as oil rigs • Event cancellation insurance for weddings, concerts, and sporting events • Inland marine coverage for fine art collections • Environmental pollution • Yachts, ATVs, and motorcycles At Markel we provide an atmosphere in which people can reach their personal potential. We are results-oriented, and we continually strive for a better way to do things. The Markel approach is one of spontaneity and flexibility. Markel helps employees balance work and social activities. Markel gives you the keys to success! Keeping an open mind and learning new skills allows our associates to stay ahead of the marketplace. Above all, we enjoy what we are doing. There is excitement here that comes from innovating, creating, striving for a better way, sharing success with others…winning. That is the Markel Style.

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