Senior Developer - Financial Services

Job Title: Senior OneStream Developer Employment type: Permanent Location: London – Hybrid working As part of a significant Finance Transformation programme, we have an opportunity for a OneStream Developer to join our client and be part of their OneStream implementation. This role ensures the smooth functioning of the platform, supporting processes in Financial Planning & Analysis (FP&A), consolidation, tax, and reconciliation. The OneStream System Administrator will collaborate with finance and broader IT teams to ensure the effective integration of business processes with the OneStream platform and help manage system configurations, troubleshooting, upgrades, and customisations. Experience with financial consolidation, tax reporting, FP&A, and reconciliation processes. ~ GAAP, IFRS) and financial reporting. Must have strong knowledge of the OneStream platform, particularly in the areas of financial consolidation, planning, and reporting. Experience in managing and maintaining financial systems and databases. Proficient in system integration, data management, report development and financial reporting. Net and SQL for querying and managing data. Must demonstrate solid experience writing business rules Familiarity with integrations (APIs, data loading tools) and cloud-based systems. Knowledge of financial software and ERP systems is beneficial.