Finance Systems Developer (Permanent)

OneStream Finance Systems Developer Location: London (Hybrid) Type: Permanent SystemsAccountants is working with a leading international organisation to recruit a OneStream Finance Systems Developer . This is a key role within the Group Financial Control function, focusing on the ongoing development, maintenance, and enhancement of their enterprise-wide OneStream Corporate Performance Management (CPM) system. As the OneStream Finance Systems Developer, you will be responsible for delivering enhancements and supporting the core functionality of the group’s consolidation and planning platform. You’ll work closely with finance stakeholders to gather requirements, design and implement system changes, and ensure smooth operation of critical month-end and forecasting processes. Manage deployments and ensure controlled roll-out of system updates Maintain and enhance forecasting and consolidation logic (including VB.net-based business rules) Provide training and onboarding for new users Manage system access and monitor overall performance Partner with finance teams to deliver timely, accurate, and meaningful reporting solutions Deep hands-on experience with OneStream , including technical configuration, rule building, and system architecture Strong coding ability in VB.net Previous involvement in OneStream implementation or change projects A solid understanding of financial consolidation, planning, and forecasting processes This is an exciting opportunity to take technical ownership of a global finance system in a high-impact role. You’ll work with a progressive and forward-thinking team, helping shape the future of financial systems and decision-making across the business.