Trainee Client Support Administrator

Mercer; Bristol; On-site; GBP 20,000 - 25,000; Full time

Job summary

A leading global insurance firm is seeking Trainee Client Support Administrators for its Bristol office. This full-time role offers a great start to a career in financial services, with responsibilities including account support and client engagement. Candidates should have GCSEs in English and Maths and customer-facing experience. Training and development opportunities are provided, supporting personal growth in a diverse and collaborative environment.

Benefits

Comprehensive training programme

Career mobility and advancement opportunities

Open and positive culture

Qualifications

• 5 GCSEs at Grades 9-4, including English and Maths.
• Right to work in the UK or Republic of Ireland.
• Previous client/customer facing experience.

Responsibilities

• Provide account support including preparing quote requests.
• Support the consulting team in analysing data for client benefit schemes.
• Respond to client and provider queries within service level agreements.

Skills

GCSEs (Grades 9-4)

Client/customer facing experience

Communication skills

Microsoft applications knowledge

Planning and organisation skills

Education

5 GCSEs (including English & Maths)

Tools

Microsoft Excel

Microsoft Word

Microsoft Outlook

Job description

About the Opportunity

Mercer Marsh Benefits (MMB) is part of the Marsh McLennan family, a global leader in the health and benefits marketplace. MMB operates in 135 countries, designing benefit solutions that meet the needs of businesses and their people. We are seeking Trainee Client Support Administrators to join our healthcare, protection and pensions teams in Bristol, Birmingham and Chichester, commencing Monday 23rd February 2026. This division is dedicated to supporting clients in managing employee benefits, offering an excellent opportunity to advance your career with a world‑leading professional services firm.

What can you expect?

• A fantastic opportunity to work in a varied and challenging client support role as an integral part of MMB’s success, offering a great career start within Financial Services.
• Work as part of a wider team to provide account support, including preparing quote requests, processing renewals, drafting recommendation reports.
• Support the consulting team in gathering, organising and analysing data for client benefit schemes.
• Partner with internal/external stakeholders to deliver a market‑leading service.
• Be led by approachable, friendly, professional leaders encouraging your progression and development.
• Champion continuous improvement within the team/location.
• Respond to client and provider queries (verbal and written) within service level agreements.
• Develop and maintain appropriate technical and market knowledge.
• Attend client meetings as required.

What you need to have

• 5 GCSEs at Grades 9‑4 (including English & Maths).
• Right to work in the UK or Republic of Ireland (no visa sponsorship).
• Previous client/customer facing experience, e.g., retail or hospitality.
• Good understanding of Microsoft applications: Excel, Word, Outlook.
• Excellent written and oral communication skills, building rapport with colleagues and clients.
• Excellent planning, organisation and prioritisation skills.
• Ability to work independently and as part of a team.
• Demonstrated enthusiasm and pride in delivering high‑quality work and customer service.
• Intellectual curiosity and eagerness to develop new skills.

What makes you stand out

• Team player with willingness to share ideas, knowledge and experiences.
• Demonstrates enthusiasm and pride in maintaining high standards of work.
• Keen interest in a diverse and collaborative environment.
• Good attention to detail.
• Ability to multitask and prioritise responsibilities.

Why join our team?

• Comprehensive training programme for technical knowledge and process understanding.
• Opportunity to complete an apprenticeship including the industry‑recognised Certificate of Insurance (CII).
• Excellent development, career mobility and advancement opportunities.
• Learning and challenging yourself every day throughout your career.
• Exposure to experienced colleagues in the industry.
• Open, positive culture where diversity is valued and celebrated.

Employment Details

• Seniority level: Not Applicable
• Employment type: Full‑time
• Job function: Other
• Industries: Insurance and Business Consulting and Services

Equal Opportunity Statement

Marsh McLennan is committed to embracing a diverse, inclusive and flexible work environment. We aim to attract and retain the best people and embrace diversity of age, background, civil partnership status, disability, ethnic origin, family duties, gender orientation or expression, gender reassignment, marital status, nationality, parental status, personal or social status, political affiliation, race, religion and beliefs, sex/gender, sexual orientation or expression, skin colour or any other characteristic protected by applicable law. We are an equal opportunities employer and provide reasonable adjustments for candidates with a disability. If you have a disability that may require adjustments, please contact us at [e-mail].