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Senior Development Underwriter/Manager - Construction & Casualty

Pen UnderwritingLondon🇬🇧United KingdomPosted 12 Oct 2026

Why this role stands out

This hybrid role offers a fantastic opportunity to shape the future of underwriting within a reputable company, allowing you to leverage your expertise in construction and casualty to drive growth and innovation. You'll thrive here if you're a motivated individual eager to build strong broker relationships and lead impactful new business initiatives. Apply today to join a forward-thinking team and accelerate your career.

Quick overview

SeniorityMid Senior
Work modeHybrid
LocationLondon, United Kingdom
Posted1 week ago
Portfolio ManagementUnderwriting

Job description

Introduction
At Pen, we don’t just underwrite risk, we unlock possibility. We’re a dynamic underwriting and distribution business backed by the strength of Gallagher and powered by a belief that every challenge has a solution. With entrepreneurial energy, niche expertise, and a bold growth mindset, we’re transforming what it means to be an MGA in today’s insurance landscape. Whether you’re shaping new products, solving complex problems, or collaborating across teams, your ideas and initiative will help deliver smarter solutions for our clients—and move the industry forward. Here, agility meets stability. Creativity meets execution. And your career meets real opportunity. At Pen, we champion innovation, value accountability, and thrive on building something better together. If you’re looking to join a team that’s rewriting the future of underwriting, we’d love to hear from you.

Overview

At Pen Underwriting, part of Gallagher, we’re shaping the future of insurance. We’re looking for a Senior Development Underwriter/Manager to join our Construction & Casualty team. Based in the UK, this role focuses on building broker relationships, developing new business, and managing facilities. You’ll have the chance to lead, innovate, and make a real impact in a collaborative and supportive environment.


How you'll make an impact

You’ll lead the charge in developing and delivering our new business plan. By building strong broker relationships, you’ll identify and convert profitable opportunities. You’ll also negotiate and manage facilities, ensuring they align with underwriting discipline and insurer appetite. Acting as a senior market-facing representative, you’ll promote Pen’s Construction & Casualty proposition. Additionally, you’ll underwrite complex risks, provide technical guidance to colleagues, and mentor the team to achieve shared goals.


About You

Here’s what you’ll bring to the role:

  • Experience in underwriting Construction and Casualty risks, including complex cases.
  • A proven track record of developing and converting new business through broker relationships.
  • Strong negotiation and relationship-building skills.
  • Knowledge of delegated facilities and portfolio management.
  • Commercial awareness and sound judgement in underwriting decisions.
  • Leadership skills, with experience mentoring and coaching colleagues.
  • IT proficiency and a commitment to personal development.
  • CII/Dip CII qualification or progress towards it.

Compensation and benefits

At Gallagher, we believe supporting our colleagues goes far beyond the role itself. For more information, visit our Benefits page.

  • Competitive compensation
  • Comprehensive benefits programs designed to support your well-being 
  • Career development opportunities and ongoing learning 
  • A collaborative, people-first culture with accessible leadership 
  • The opportunity to do meaningful work with global reach and local impact 

At Gallagher, we are dedicated to building an inclusive and authentic workplace. If your past experience doesn’t align perfectly, we encourage you to join our Talent Community to stay connected to additional career opportunities. Although this role is listed as full-time, if you’re in a job-share partnership, work reduced hours, or have any other flexible arrangement, please still get in touch. We will also offer reasonable adjustments to the recruitment process if required, so please let us know.

Gallagher is an affirmative action/equal opportunity employer (Minorities/Females/Veterans/Disabled)

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