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Senior Onestream Developer to financial consolidation, planning, and reporting financial services client

Job in Vancouver, BC, Canada
Listing for: S.i. Systems
Full Time, Contract position
Listed on 2026-02-27
Job specializations:
  • Finance & Banking
Job Description & How to Apply Below
Position: Senior Onestream Developer to support financial consolidation, planning, and reporting for a financial services client

Our valued financial services client is seeking a Senior Onestream Developer to support financial consolidation, planning, and reporting for a financial services client

Initial 6mo contract in the national capital region (% remote). 8 hours per day, Monday to Friday.

As the successful candidate, you will lead the design, build, and optimization of One Stream solutions that support financial consolidation, planning, and reporting, working closely with Finance and IT to deliver scalable, reliable models the business can actually use.

Responsibilities:

  • Design, develop, and maintain One Stream applications across consolidation, budgeting, forecasting, and reporting
  • Build and optimize business rules, data management sequences, dashboards, and workflows
  • Partner closely with Finance (FP&A, Accounting, Controllership) to translate business requirements into technical solutions
  • Own integrations between One Stream and upstream/downstream systems (ERP, data warehouses, flat files, APIs)
  • Troubleshoot performance, data quality, and calculation issues across environments
  • Support month-end / quarter-end close activities and ongoing enhancements
  • Contribute to solution architecture decisions, documentation, and best practices
  • Mentor junior developers and provide technical guidance where needed
  • Must-Have Skills

  • 5+ years of experience working with One Stream (development, configuration, and support)
  • Strong experience with One Stream business rules (), workflows, and data management
  • Experience integrating One Stream with ERP systems such as SAP, Oracle,
    Dynamics , IFS, etc.
  • Hands-on experience with financial consolidation and close processes
  • Solid understanding of financial statements and accounting concepts
  • Comfortable working directly with finance stakeholders to gather and refine requirements
  • Nice to Have Skills

  • One Stream certifications (e.g., One Stream Certified Professional)
  • Experience with Planning, Forecasting, or XF Marketplace solutions
  • Exposure to SQL, data warehouses, or enterprise reporting tools
  • Prior experience leading or owning One Stream implementations or major upgrades
  • Background in large enterprise or complex multi-entity environments
  • Position Requirements
    10+ Years work experience
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