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Billings & Operations Manager

Job in Greater London, London, Greater London, W1B, England, UK
Listing for: Mercer
Full Time position
Listed on 2026-08-09
Job specializations:
  • Management
    Risk Manager/Analyst, Financial Manager, Project & Program Management
  • Finance & Banking
    Risk Manager/Analyst, Financial Manager
Salary/Wage Range or Industry Benchmark: 60000 - 80000 GBP Yearly GBP 60000.00 80000.00 YEAR
Job Description & How to Apply Below
Location: Greater London

We are seeking a talented individual to join our Operations team at Mercer Marsh Benefits (MMB). The role of the Billings & Operations Manager will be to own and manage our business financial processes and efficient delivery of these processes across our fiduciary activities, which include client invoicing and cash management. The role will also work to drive efficiencies across our fiduciary activities and work on boarder tactical and strategic initiatives to support business goals.

For this role we’re looking for someone to be based in London / Bristol / Chichester or Birmingham on a hybrid basis (3 days per-week in office).

We will count on you to:
  • Own and manage the business financial processes across our fiduciary activities, which include client invoicing and cash management to ensure we meet our goals.
  • Work with key stakeholders across the business and our functional teams to drive positive changes across fiduciary activities that deliver efficiencies, financial or operational benefits.
  • Present financial metrics and trends on key performance indicators to support business management oversight and decision making.
  • Apply strong problem-solving (and project management) skills to lead and coordinate key initiatives, ensuring timely delivery and alignment with business goals.
  • Helping to develop and deliver training and supplemental materials.
  • Manage a team to deliver our fiduciary processes effectively and acting as the key liaison with functional teams on the same.
What you need to have:
  • Capable analytical, organisational, planning, and interpersonal skills.
  • Experience in business process improvement, problem solving, and project management.
  • You are solution focused, with strong data analytical skills and the ability to present data outcomes to support management decision making.
  • Strong proficiency in MS Office Tools, especially PowerPoint and advanced excel capacities.
  • Ability to prioritise and handle multiple tasks and be a natural problem solver in a demanding work environment.
  • Experience of managing a team to deliver results.
  • Strong attention to detail and role models this behaviour to deliver results.
What makes you stand out:
  • Experience with automation and/or AI to drive operational efficiencies that streamline processes and improve productivity
  • Growth focused mindset with the desire to seek out new business opportunities and develop business yourself and for the team.
  • Transformation and change mindset which supports positive change for the business and ability to lead stakeholders or team in this change.
  • Ability to manage and communicate with multiple stakeholders to drive decisions and meet goals.
Why join our team:
  • We help you be your best through professional development opportunities, interesting work and supportive leaders.
  • We foster a vibrant and inclusive culture where you can work with talented colleagues to create new solutions and have impact for colleagues, clients and communities.
  • Our scale enables us to provide a range of career opportunities, as well as benefits and rewards to enhance your well-being.

#hybrid

Mercer is a business of Marsh (NYSE: MRSH), a global leader in risk, reinsurance and capital, people and investments, and management consulting, advising clients in 130 countries. With annual revenue of over $27 billion and more than 95,000 colleagues, Marsh helps build the confidence to thrive through the power of perspective. For more information about Mercer, visit , or follow us on Linked In and X.

Marsh 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 color, or any other characteristic protected by applicable law.

We are an equal opportunities employer. We are committed to providing reasonable adjustments in accordance with applicable law to any candidate with a disability to allow them to fully participate in the recruitment process. If you have a disability that may require reasonable adjustments, please contact us at reaso

Marsh is committed to hybrid work, which includes the flexibility of working remotely and the collaboration, connections and professional development benefits of working together in the office. All Marsh colleagues are expected to be in their local office or working onsite with clients at least three days per week. Office-based teams will identify at least one "anchor day" per week on which their full team will be together in person.

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