Strategic Account Manager - Specialty Lines

Arthur J. Gallagher · London

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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.

Reporting to the Chief Development Officer, the Strategic Account Manager - Specialty Lines supports the identification, evaluation and delivery of strategic growth opportunities across Pen. The role provides commercial, analytical and project delivery support across strategy, business development, M&A, market analysis and strategic change initiatives.

Working with stakeholders across Pen, Gallagher and external partners, the role combines strategic thinking with practical execution to support business growth, operational improvement and long-term value creation.

• Support the development and delivery of Pen's strategic priorities and growth initiatives.
• Identify, assess and evaluate new business opportunities, partnerships and strategic investments.
• Undertake market, competitor and commercial analysis to support decision-making.
• Support acquisitions, due diligence and other corporate development activities.
• Develop business cases, strategic recommendations and executive-level presentations.
• Support the mobilisation and delivery of strategic projects, maintain project governance, reporting and stakeholder engagement where necessary.
• Produce Board, Executive Committee and Steering Committee materials.
• Build strong relationships across Pen, Gallagher and external stakeholders to support strategic objectives.

Essential

• Experience in business development, strategy, consulting, corporate development, project management or a related commercial role.
• Strong analytical, problem-solving and organisational skills.
• Experience preparing business cases, presentations and executive-level reporting.
• Excellent communication and stakeholder management capabilities.
• Ability to manage multiple priorities and workstreams simultaneously.

Desirable

• Experience within insurance, MGA, delegated authority or broker environments.
• Exposure to M&A, due diligence or strategic partnership initiatives.
• Knowledge of the London Market and insurance distribution landscape.
• Experience supporting business transformation or new venture activities.

Core Competencies

• Strategic and commercial thinking
• Business development and opportunity assessment
• Analytical problem solving
• Project delivery and execution
• Executive communication
• Stakeholder management and collaboration

Measures of Success

• Delivery of high-quality strategic analysis and recommendations.
• Successful support of M&A, partnership and growth initiatives.
• Effective delivery of strategic projects and transformation programmes.
• High-quality executive reporting and stakeholder engagement.
• Positive commercial and operational outcomes from supported initiatives.

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)

• Support the development and delivery of Pen's strategic priorities and growth initiatives.
• Identify, assess and evaluate new business opportunities, partnerships and strategic investments.
• Undertake market, competitor and commercial analysis to support decision-making.
• Support acquisitions, due diligence and other corporate development activities.
• Develop business cases, strategic recommendations and executive-level presentations.
• Support the mobilisation and delivery of strategic projects, maintain project governance, reporting and stakeholder engagement where necessary.
• Produce Board, Executive Committee and Steering Committee materials.
• Build strong relationships across Pen, Gallagher and external stakeholders to support strategic objectives.

Essential

• Experience in business development, strategy, consulting, corporate development, project management or a related commercial role.
• Strong analytical, problem-solving and organisational skills.
• Experience preparing business cases, presentations and executive-level reporting.
• Excellent communication and stakeholder management capabilities.
• Ability to manage multiple priorities and workstreams simultaneously.

Desirable

• Experience within insurance, MGA, delegated authority or broker environments.
• Exposure to M&A, due diligence or strategic partnership initiatives.
• Knowledge of the London Market and insurance distribution landscape.
• Experience supporting business transformation or new venture activities.

Core Competencies

• Strategic and commercial thinking
• Business development and opportunity assessment
• Analytical problem solving
• Project delivery and execution
• Executive communication
• Stakeholder management and collaboration

Measures of Success

• Delivery of high-quality strategic analysis and recommendations.
• Successful support of M&A, partnership and growth initiatives.
• Effective delivery of strategic projects and transformation programmes.
• High-quality executive reporting and stakeholder engagement.
• Positive commercial and operational outcomes from supported initiatives.

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