OneStream Technology Lead/Developer

Greater London
£500 - £650 per day
Contract

Posted on Thu Apr 2026

OneStream Technology Lead / Developer

London – 2-3 days a week – Rate Negotiable

Contract – 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 optimize 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!

Apply for this role:

    Share this role:
    Advertised By:
    Greg Swayne

    Greg recruits for digital and technology roles and senior appointments, supporting organisations through growth and transformation. He offers honest, reliable support and works closely with each client to secure the skills their teams need.

    Actions speak louder than words when it comes to ED&I and we’re proud to let ours do the talking for us. TRIA have a majority female workforce from director level down and to keep building on this, we embody a commitment to keep TRIA a safe, prejudice-free environment.

    TRIA Consulting is dedicated to delivering end-to-end services that unlock potential and maximise value. Unlike traditional recruitment, we focus on providing comprehensive consultancy solutions tailored to your organisation's unique objectives.

    TEL 0117 332 7000 | POST 14th Floor, Colston Tower, Colston St, Bristol BS1 4XE