Senior Pensions Actuary

Company: Arthur J. Gallagher & Co.
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Location: London
Job Description:

Overview

In this Senior Consulting Actuary role within Gallagher’s UK Financial Consulting team, you own key client relationships and lead complex actuarial work for sponsors of defined benefit pension schemes. You’ll advise on funding, risk, and pension strategy while growing the corporate actuarial offering. There are opportunities to take on scheme actuary work, balancing trustee and corporate responsibilities. You’ll help shape the practice’s growth and represent Gallagher to clients and industry peers.

Pay / Benefits

  • 25 days holiday + bank holidays
  • Defined contribution pension with Gallagher contributions
  • Life insurance up to 4x salary (top-up to 10x)
  • Income protection up to 50%
  • Health cash plan or Private medical insurance
  • Volunteering days (3 per year)

Responsibilities

  • Own key client relationships and act as trusted adviser to sponsors and trustees
  • Lead complex actuarial projects from strategy through execution
  • Provide expert funding, risk management and pension strategy advice
  • Identify and develop new business opportunities leveraging Gallagher’s network
  • Support and lead client pitches to grow the practice
  • Shape and expand the corporate team and mentor junior colleagues
  • Share expertise through industry seminars and client meetings
  • Ensure high standards through peer reviews and regulatory compliance

Key requirements

  • Qualified actuary (FIA/FFA)
  • Extensive actuarial consultancy experience
  • Strong track record managing senior client relationships
  • Autonomous with ownership of client outcomes
  • Commercially aware with ability to convert opportunities
  • Capable of independent priority management and high-quality outputs
  • Collaborative yet able to lead independently when required
  • relationship management
  • commercial acumen
  • leadership and mentoring
  • actuarial consultancy experience in defined benefit schemes
  • funding and risk management expertise
  • defined benefit pension strategy

Posted: September 14th, 2026