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🟢 Actively Hiring · Posted 24d ago ⏳ Closes in 67 days UK Corridor 🛡️ UK Work Eligibility 🏢 Subsidiary or Business Segment

Implementation Consultant

🏢 Mercer • 📍 London, England • 🕒 Sep 14, 2026
Salary Range
£57,600 - £71,076
£4,800 - £5,923 / mo

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OP-VERIF-BE9A9E3C ✓ 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.

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Corporate Registration Verified UK Companies House registration standing active
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Prevailing Wage Benchmark UK National Minimum Wage & Equality Act 2010 aligned
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Zero-Intermediary Direct Pipeline Direct candidate ATS submission. 100% free with zero recruitment charges.
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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 ≈ $1.28 USD Living Standard
Direct corporate benchmark
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Position Overview & Specifications

Implementation Consultant – Darwin (Mercer) – London - Hybrid

About the team

Our New Business Delivery team are responsible for implementing Darwin to our clients, by understanding their benefit scheme, consulting on Darwin capabilities and capturing technical requirements. The team plays a critical role in helping our clients realize value from their investment in our technology.

The role: Darwin Implementation Consultant

This is an excellent opportunity for an Associate Implementation Consultant to make a business & client impact by supporting Darwin projects across clients in the UK & Continental Europe. We value our Consultants and trust them to support a project team to deliver Darwin. They are responsible for both the quality and output of Darwin solution. They may perform complex configuration of Darwin when required or support Configuration specialists.

What can you expect?

  • An opportunity to join an established but fast-growing team
  • The opportunity to work with market-leading global software
  • 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

What you will be rewarded with?

  • We offer competitive salaries and comprehensive benefits
  • Excellent on the job training and support
  • Flexible working environment with a mix of home/office-based working
  • We also support programmes including health & welfare, tuition assistance, pension, employee assistance program, career mobility, employee network groups and volunteer opportunities

We will rely on you to:

  • Acting as a point of contact for clients during a new project or change request.
  • Working with a Project Coordinator on project plans, actions lists, and risk & issues logs in line with Thomsons methodology
  • Working directly with clients to understand their benefits scheme and consult on Darwin capabilities. This could include attending meetings onsite.
  • Capturing the client requirements and prepare technical Darwin specifications (e.g., Benefit & Darwin Specification – BDS).
  • Working with offshore configuration specialists to configure Darwin to meet customers’ needs.
  • Accountable for the quality of your own projects.
  • Supporting internal testing and client’s acceptance testing of the solution to defined requirements and specifications. Monitor testing progress to ensure successful launch of the solution to their employees.
  • Ensuring client deliverables are rendered in accordance with contractual commitments

What you need to have:

  • University degree, preferably in technology, mathematics, engineering, economics, finance, project management
  • 1 year of working experience, ideally with an Enterprise software product; or 1 year of Project Management experience, ideally managing multiple projects concurrently
  • Well-developed process, project management and analysis skills
  • Strong communication skills (both verbal and written) are vital for project success
  • Goal-focused self-starter with strong can-do attitude
  • Highly collaborative work style: ability to work in a team-focused environment
  • Good understanding of / passion for technology and how it can influence lives of both our clients and their employees

What makes you stand out:

  • Other major European language (Spanish, French, German) would be a strong asset
  • Project management certifications would be an asset
  • Knowledge and prior experience of working on flexible benefits platforms.

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:

🇬🇧 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 (£38,700) or occupation going rate.

🏛️ 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.

⚖️ 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 Implementation Consultant 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 £57,600 - £71,076 bracket, including retirement vesting and health parity.

📢
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Hiring Organization
Mercer

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Eligibility: UK Work Eligibility
Schedule: Subsidiary or Business Segment
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