Verified Transatlantic Corridor:
United States | United Kingdom
OP
OppaJob US & UK Career Gateway
🟒 Actively Hiring Β· Posted 25d ago ⏳ Closes in 66 days UK Corridor πŸ›‘οΈ UK Work Eligibility 🏒 Subsidiary or Business Segment

Associate Client Success Manager - London

🏒 Mercer β€’ πŸ“ London, England β€’ πŸ•’ Sep 14, 2026
Salary Range
Salary Disclosed on Application
Full Benefits Package

Career Integrity & Compliance Audit Report

OP-VERIF-891D4BCC βœ“ Passed Inspection

This vacancy has been independently reviewed by the OppaJob Transatlantic Career Intelligence Desk to confirm authentic direct employer recruiting, verify compensation transparency, and eliminate applicant processing fees.

βœ“
Corporate Registration Verified UK Companies House registration standing active
βœ“
Prevailing Wage Benchmark UK National Minimum Wage & Equality Act 2010 aligned
βœ“
Zero-Intermediary Direct Pipeline Direct candidate ATS submission. 100% free with zero recruitment charges.
βœ“
Corridor Right-to-Work Match UK Work Eligibility

Transatlantic Cost of Living & Purchasing Power Benchmark

Verified Analytics
Location Base
London, England
Tier-1 UK Economic Zone
Est. Take-Home Pay
68% - 74% (After PAYE & NI)
Single tax filer baseline
Transatlantic Parity
1.0 GBP β‰ˆ $1.28 USD Living Standard
Direct corporate benchmark
πŸ’° Transatlantic Compensation Calculator

Compare US ($) vs UK (Β£) Salary & Net Take-Home Pay

Calculate tax deductions, living costs, and purchasing power parity across US & UK metros.

Open Calculator β†’
Partner Career Resources β€’ Adsterra Native Ad
Sponsored

Position Overview & Specifications

Associate Client Success Manager – Mercer – London

The company: Mercer

Darwin is changing Benefits for Good. Our unique and innovative SaaS platform has transformed the employee benefits industry. We are fast paced, ambitious, people-focused and on a journey to innovate and develop products that truly impact people’s lives and the market in which we operate.

We are part of Mercer Marsh Benefits (MMB), a 7,000 person strong community of specialists in health, benefits and employee wellbeing. This affords us a massive opportunity to impact the lives of tens of millions of people around the world. Darwin, is changing benefits for good in eight out of the top ten technology companies in the world and has a wealth of clients across a diverse range of sectors. In fact, more than 2 million people are already using our platform.

This is a great entry level opportunity for a recent College/University leaver looking for their first step into a career in Client Relationship/Account Management.

The role:

  • The Client Success team are responsible for managing the client relationships, dealing with any and all queries the client may have and ensuring a seamless delivery of service
  • As an Associate Client Success Manager, you will support Lead Client Success Managers looking after a number of accounts and will be responsible for solving any client day-to-day needs and answering standard client questions to improve the client experience. As you gain experience, the size of client work and ownership can increase.

What can you expect?

  • An opportunity to join an established team
  • A platform to build on existing knowledge and an opportunity to learn new skills in a continuous improvement environment
  • To build and maintain an excellent rapport with our clients, providers and colleagues across the Group
  • Learn all about Darwinβ„’, and how to apply it to meet our clients’ needs.

What you will be rewarded with?

  • An opportunity to work in a fast growing, innovative company with excellent career opportunities that is part of a global leader in employee health and wellbeing;
  • Fast-paced, agile work environment and the opportunity to work with our impressive clients;
  • A fail-friendly environment that encourages learning and initiative;
  • We champion flexible working, and our mission is to help you find YOUR work-life balance through a number of flexible work options;
  • Comprehensive benefits programs including: excellent pension contributions, private health insurance, tuition assistance, employee assistance program, career mobility, employee network groups, volunteer opportunities, and others!

We will rely on you to:

  • Serve as a client contact for day-to-day needs and respond to Client questions in a timely a manner, providing regular follow ups as necessary.
  • Assist more senior Client Success Managers with day to day account management processes particularly the coordination of business change.
  • Manage and record all activities in the workflow system to ensure timely follow up by client, carriers and client success team.
  • Begin to maintain relationships with less complex clients, prospects, client teams and producers to provide best in class service and drive growth.
  • Keep abreast of changing market condition and understands and complies with all compliance, professional and transparency standards to better serve clients.

What you need to have:

  • Strong organisational skills and the ability to manage multiple tasks in a busy environment.
  • Be curious and a natural problem-solver, as benefits can be a complex but stimulating topic.
  • Be a confident relationship-builder, as strong verbal and written communication with our clients, is vital.
  • Embrace challenges and be very goal-focused.
  • Thrive when working in teams, and be great with people.

What makes you stand out:

  • Have a passion for Client Delivery
  • Strong desire to learn and grow
  • Ideally have some Stakeholder/Client Mgmt. experience

About us

Mercer provides insights, advice and technology-driven solutions to help build brighter futures for our clients, colleagues and communities. Together, we’re redefining the world of work, reshaping retirement and investment outcomes, and unlocking real health and well-being.

Mercer’s more than 25,000 employees are based in 44 countries, and the firm operates in over 130 countries.

Mercer is a business of Marsh & McLennan Companies (NYSE: MMC), the world’s leading professional services firm in the areas of risk, strategy and people, with 76,000 colleagues and annualized revenue approaching $17 billion. Through its market-leading businesses, including Marsh, Guy Carpenter and Oliver Wyman, Marsh & McLennan helps clients navigate an increasingly dynamic and complex environment.

Marsh & McLennan Companies and its affiliates aim to attract and retain the best people regardless of their gender expression or identity, marital and civil partnership status, ethnic origin, nationality, age, background, disability, sexual orientation or beliefs.

Candidate Selection & Onboarding Process

1

Application & Resume Screening

Submit your tailored CV/Resume directly to the talent acquisition portal.

2

Technical & Competency Interviews

Virtual interviews with the hiring manager and multidisciplinary team.

3

Formal Offer & Benefits Negotiation

Written agreement outlining compensation, equity, retirement vesting, and relocation allowances.

4

Onboarding & Corporate Integration

Equipment provisioning, team orientation, and commencement of duties.

United Kingdom Right to Work & Skilled Worker Visa Guide

Corridor Intelligence

Employment in the United Kingdom requires legal Right to Work verified under the Home Office Points-Based Immigration System:

πŸ‡¬πŸ‡§ Skilled Worker Visa (Tier 2)

Sponsoring employers must hold an active Home Office A-rated Sponsor License and assign a valid Certificate of Sponsorship (CoS). Role must meet the general minimum salary threshold (Β£38,700) or occupation going rate.

πŸ›οΈ Settlement (ILR) Pathway

Continuous employment under Skilled Worker status establishes eligibility for Indefinite Leave to Remain (ILR) after 5 continuous years, leading to British Citizenship.

βš–οΈ Official regulatory reference: UK Visas and Immigration (UKVI) & Home Office Sponsor Register.

Candidate Preparation Blueprint: Business Consulting

Recruitment Insights

Based on transatlantic hiring benchmarks for Associate Client Success Manager - London roles across Mercer's corporate sector, successful applicants typically excel across three core dimensions:

1. Domain Competency

Demonstrated portfolio evidence, architecture/system design case studies, or validated professional certifications directly applicable to Business Consulting.

2. Behavioral & Leadership

STAR method competency responses highlighting cross-functional leadership, conflict resolution, and delivering measurable enterprise ROI under tight timelines.

3. Compensation Alignment

Total compensation expectation aligned within the benchmarked Salary Disclosed on Application bracket, including retirement vesting and health parity.

πŸ“’
Notice a listing inaccuracy or expired link? Help maintain OppaJob's database integrity by reporting discrepancies directly to our desk.
International Career Advisory β€’ Verified Partner Network
Sponsored

Explore Related Opportunities (United Kingdom)

Other high-paying verified positions matching your industry profile.

View All UK Jobs β†’
Kensington Capital & Analytics Β£75,000 - Β£95,000

Principal Data Analytics Specialist

πŸ“ London, England
βœ“ UK Right to Work / Skilled Worker Eligible View Role β†’
NHS Greater Manchester Health Trust Β£43,742 - Β£50,056

Senior Clinical Diagnostic Radiographer

πŸ“ Manchester, England
βœ“ HCPC Registration Required View Role β†’
Caledonia Cloud Infrastructure Β£70,000 - Β£88,000

Senior Site Reliability & Kubernetes Engineer (SRE)

πŸ“ Edinburgh, Scotland
βœ“ Skilled Worker Visa Sponsor View Role β†’
University Hospitals Birmingham NHS Trust Β£93,666 - Β£126,281

Consultant Acute Care Physician (General Medicine)

πŸ“ Birmingham, England
βœ“ GMC Specialist Register Required View Role β†’
Thames Corporate Assurance Ltd Β£95,000 - Β£125,000

Head of Cyber Security & Zero Trust Architecture

πŸ“ London, England
βœ“ UK Right to Work / Tier 2 Licensed View Role β†’
Biobag Salary Disclosed on Application

Retail Sales Manager - UK & Europe

πŸ“ London
βœ“ UK Work Eligibility View Role β†’
Hiring Organization
Mercer

Apply for this Position

Location: London, England
Eligibility: UK Work Eligibility
Schedule: Subsidiary or Business Segment
Apply for this Position
Free Direct Submission Β· Zero Applicant Fees
Or Apply on Employer Official Portal β†—
Employment Guide (UK)
Direct corporate application with zero applicant fees.
Get UK Job Alerts

Receive high-paying Business Consulting openings directly to your inbox.