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Principal Finance System Analyst

Job in Greater London, London, Greater London, W1B, England, UK
Listing for: LGBT Great
Full Time position
Listed on 2026-06-24
Job specializations:
  • IT/Tech
    IT Business Analyst, Systems Analyst, Business Systems/ Tech Analyst, SAP Consultant
Salary/Wage Range or Industry Benchmark: 70000 - 90000 GBP Yearly GBP 70000.00 90000.00 YEAR
Job Description & How to Apply Below
Location: Greater London

Why work for us?

A career at Janus Henderson is more than a job, it’s about investing in a brighter future together.

Our Mission at Janus Henderson is to help clients define and achieve superior financial outcomes through differentiated insights, disciplined investments, and world-class service. We will do this by protecting and growing our core business, amplifying our strengths and diversifying where we have the right.

Our Values are key to driving our success, and are at the heart of everything we do:

Clients Come First - Always | Execution Supersedes Intention | Together We Win | Diversity Improves Results | Truth Builds Trust

If our mission, values, and purpose align with your own, we would love to hear from you!

Your opportunity

Job Description

We are seeking a Senior Finance Systems Analyst with expertise in Revport billing platforms and SAP Revenue & Billing modules. This role combines deep functional and technical expertise to lead the design, implementation, and ongoing support of revenue and billing solutions. The individual will partner with business stakeholders, IT, and functional teams to gather requirements, deliver scalable solutions, and produce key artifacts including business requirements, user stories, and process flows.

Revenue

& Billing Systems (Revport + SAP)
  • The role will be responsible for design, configuration, and support of Revport billing platform.
  • The role will be responsible for design, configuration, and support of SAP ECC & SAP S4 Finance Revenue & Billing modules.
  • Manage end-to-end lifecycle including billing, invoicing, and revenue integration.
  • Ensure integration between Revport, SAP (ECC/S4), and financial reporting systems.
  • Drive system enhancements, implementations, and ongoing platform stability.
Key Responsibilities
  • Business Analysis & Solution Design:
    Gather and analyze business requirements and translate them into functional specifications. Lead design sessions and define scalable solutions aligned with business and technology objectives.
  • System Implementation & Support:
    Configure and support Revport and SAP Revenue & Billing solutions, ensuring accurate billing, invoicing, and revenue processing.
  • System Integration & Data Management:
    Ensure seamless integration across Revport, SAP, and downstream financial systems. Perform data analysis and reconciliation to maintain accuracy and consistency.
  • Testing, Deployment & Training:
    Lead SIT/UAT activities, coordinate releases, and ensure successful deployment and user adoption.
  • Documentation & Governance:
    Develop and maintain key artifacts including functional specifications, business requirements, process flows, and user documentation.
  • Project Execution & Delivery:
    Manage timelines, deliverables, and project risks. Participate in feasibility analysis and solution design activities.
  • Stakeholder Engagement:
    Facilitate workshops and function as a liaison across business, IT, and vendor teams to ensure alignment and successful delivery.
What to expect when you join our firm
  • Hybrid working and reasonable accommodations.
  • Generous Holiday policies
  • Paid volunteer time to step away from your desk and into the community.
  • Support to grow through professional development courses, tuition/qualification reimbursement and more.
  • All-inclusive approach to Diversity, Equity, and Inclusion
  • Maternal/paternal leave benefits and family services
  • Complimentary subscription to Headspace – the mindfulness app
  • Corporate membership to Class Pass and other health and well-being benefits
  • Unique employee events and programs including a 14er challenge.
  • Complimentary beverages, snacks, and all employee Happy Hours
Must have skills
  • 8+ years Hands-on experience with Revport or similar billing platforms (e.g., FiServ Advantage, Quartal Fee Manager, Redi2 Revenue Manager)
  • 8+ years of experience in Finance Systems / System Analysis, including SAP S/4

    HANA Finance with strong expertise in Revenue & Billing modules and a solid foundation in project delivery and lifecycle management.
  • Proven experience in the Investment Management/Asset Management environment, with strong understanding of billing, revenue management, and Order-to-Cash (OTC) processes
  • Strong hands-on experience
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