Actuarial Consultant - GMP Equalisation and Project ; Nationwide

Actuarial Consultant – GMP Equalisation and Project Work (Nationwide)

Mercer is seeking a seasoned actuary with a strong background in GMP rectification and equalisation to join our UK Retirement market team. The role focuses on providing technical expertise, supporting pension projects, and driving revenue growth.

• Collaborate and lead complex defined benefit modelling within a multidisciplinary team.
• Quality Assurance – review complex calculations for accuracy and clarity.
• Drive improvement initiatives, knowledge sharing, training, and process rollouts.
• Build relationships with internal teams and deliver seamless service across lines of business.
• Develop junior colleagues by supporting performance reviews, training, and personal development plans.
• Client engagement – develop consulting skills by engaging directly with clients on actuarial projects.
• Project involvement – pension scheme valuations, risk assessments, and benefit design initiatives, applying actuarial techniques to solve complex problems.
• Lead team meetings to discuss progress, share insights, and address challenges.

• Qualified or part‑qualified actuary.
• Extensive experience in actuarial technical calculations.
• Strong understanding of UK Defined Benefit pension schemes and benefit calculations.
• Excellent analytical, numerical, and critical thinking skills.
• People management skills.

• Previous experience in a similar role within an actuarial team, particularly in pensions, with a focus on technical aspects and exposure to consultants and client support teams.

• Professional development opportunities, interesting work, and supportive leaders.
• Vibrant and inclusive culture that encourages collaboration on new solutions.
• Career opportunities with benefits and rewards that enhance well‑being.

Mercer, a business of Marsh McLennan, is a global leader in helping clients realize investment objectives and shape health and retirement outcomes. For more information, visit

Marsh McLennan is committed to a diverse, inclusive, and flexible work environment. We are an equal opportunities employer and provide reasonable adjustments for candidates with disabilities. If you require accommodations, please contact rea

Marsh McLennan encourages hybrid work. All colleagues are expected to spend at least three days per week in their local office or onsite with clients.

Not Applicable

Full‑time

Finance and Sales

Insurance, Business Consulting, and Services

Reference: R_304507