Finance Systems Manager – Dynamics 356 & OneStream

{ “@context”: “http://schema.org”, “@type”: “JobPosting”, “title”: “Finance Systems Manager – Dynamics 356 & OneStream”, “description”: “

Finance Systems Manager – Financial Services

A leading financial services organisation is seeking an experienced SaaS Systems Manager to oversee and optimise their finance technology landscape. Reporting to both the IT Director and Group Finance & Strategy Director, you will support core finance systems, drive process improvements, and partner closely with global finance teams.

Role & Responsibilities

  • Own and manage OneStream and Microsoft Dynamics D365 in line with Finance and IS standards.
  • Maintain legal entity hierarchies, system configurations, access controls, and user permissions.
  • Partner with accounting teams to resolve D365 issues and ensure smooth daily operations.
  • Extract data and perform ETL tasks; manage integrations and data flows between systems.
  • Gather and document business requirements for new functionality, modules, and localisation.
  • Lead testing, validation, system changes, and workshops with finance and IT teams.
  • Support integration of new business units into the company’s financial systems.
  • Build dashboards, reports, workflows, and enhance financial processes in OneStream and D365.
  • Maintain group COA, create new entities/dimensions, and align mapping with local finance leads.
  • Liaise with finance teams, auditors, and stakeholders to ensure systems meet reporting needs.
  • 3+ years’ experience with OneStream, Dynamics 365, Hyperion, or similar finance systems.
  • Strong understanding of consolidation, accounting processes, and global financial structures.
  • Experience with PowerBI and Python.
  • Excellent Excel, analytical, communication, and project management skills.
  • Degree in Finance, Accounting, Business, or Information Systems.
  • Experience in multinational organisations and IFRS/GAAP frameworks.
  • OneStream or CPM certifications.
  • Reval TMS

Package

  • Hybrid working (City of London)
  • Health insurance, pension, and professional development

#J-18808-Ljbffr”, “datePosted”: “2026-04-17”, “hiringOrganization”: { “@type”: “Organization”, “name”: “Intec Select”, “sameAs”: “https://uk.whatjobs.com/pub_api__cpl__407026852__4861?utm_campaign=publisher&utm_medium=api&utm_source=4861&geoID=33” }, “jobLocation”: { “@type”: “Place”, “address”: { “@type”: “PostalAddress”, “addressLocality”: “London” } } }
Company: Intec Select
Apply for the Finance Systems Manager – Dynamics 356 & OneStream
Location: London
Job Description:

Finance Systems Manager – Financial Services

A leading financial services organisation is seeking an experienced SaaS Systems Manager to oversee and optimise their finance technology landscape. Reporting to both the IT Director and Group Finance & Strategy Director, you will support core finance systems, drive process improvements, and partner closely with global finance teams.

Role & Responsibilities

  • Own and manage OneStream and Microsoft Dynamics D365 in line with Finance and IS standards.
  • Maintain legal entity hierarchies, system configurations, access controls, and user permissions.
  • Partner with accounting teams to resolve D365 issues and ensure smooth daily operations.
  • Extract data and perform ETL tasks; manage integrations and data flows between systems.
  • Gather and document business requirements for new functionality, modules, and localisation.
  • Lead testing, validation, system changes, and workshops with finance and IT teams.
  • Support integration of new business units into the company’s financial systems.
  • Build dashboards, reports, workflows, and enhance financial processes in OneStream and D365.
  • Maintain group COA, create new entities/dimensions, and align mapping with local finance leads.
  • Liaise with finance teams, auditors, and stakeholders to ensure systems meet reporting needs.
  • 3+ years’ experience with OneStream, Dynamics 365, Hyperion, or similar finance systems.
  • Strong understanding of consolidation, accounting processes, and global financial structures.
  • Experience with PowerBI and Python.
  • Excellent Excel, analytical, communication, and project management skills.
  • Degree in Finance, Accounting, Business, or Information Systems.
  • Experience in multinational organisations and IFRS/GAAP frameworks.
  • OneStream or CPM certifications.
  • Reval TMS

Package

  • Hybrid working (City of London)
  • Health insurance, pension, and professional development

#J-18808-Ljbffr…

Posted: April 17th, 2026