OneStream Developer

London - 2-3 days a week - Rate Negotiable

Contract - Rate Negotiable - Initially 6 months with a strong chance of extension

We are seeking an experienced OneStream Technology Lead / Developer to take ownership of the design, development, and ongoing support of OneStream solutions across planning, consolidation, reporting, and analytics. This is a hands‑on technical leadership role, working closely with Finance and IT to deliver scalable, well‑governed financial solutions.

What you’ll do

• Lead the design, build, and support of OneStream applications across budgeting, forecasting, consolidation, and reporting
• Translate business requirements into robust technical designs and solution architecture
• Develop business rules, XF scripts, and complex custom calculations
• Design and optimise OneStream cubes, dimensions, workflows, and security models
• Build and enhance reports, dashboards, and analytic views
• Support and maintain data integrations, APIs, and connectors
• Ensure data integrity, performance optimisation, and adherence to best‑practice governance
• Act as a technical lead, providing code reviews, documentation, and mentoring to other developers
• Support production environments, month‑end cycles, and ad‑hoc analysis

What you’ll bring

• Strong hands‑on experience developing in OneStream XF
• Proven expertise in business rules, scripting, cube configuration, and reporting
• Solid SQL skills and experience working with financial data models
• Experience supporting data integrations and ETL processes
• Background acting as a technical lead or senior OneStream developer
• Strong communication skills with the ability to bridge finance and technology teams

Please only apply for the role if you have demonstrable, technical ability with OneStream and are happy to commit to 2-3 days a week onsite in the London office.

If you would like to be considered then please apply today!