e-Invoice Project Assistant (12 Month FTC)

e-Invoice Project Assistant (12 Month FTC)

Our leading global law firm client is seeking an e-Invoice Project Assistant on an initial 12-month fixed-term contract due to ongoing firmwide financial projects across the firm. This role will be based in London but will work closely with the firm’s European offices to analyse billing data and tax calculations for each jurisdiction.

• Competitive salary
• Excellent employee benefits
• 09:30-17:30 working hours
• Hybrid working – 3 days in the office / 2 days remote
• Offices located near St Paul’s / City Thameslink

Key Responsibilities:

• Conduct detailed data gap analysis across finance and billing systems to identify missing or non-compliant data for EU e-invoicing
• Coordinate and execute data backfill activities to ensure accuracy, completeness and compliance with e-invoicing standards and local requirements
• Support end-to-end testing of the e-invoicing solution, including unit, system integration and user acceptance testing
• Validate data exchanges and interface integrations between finance systems and the e-invoicing platform, collaborating with IT and vendors to resolve defects
• Support creation, configuration and maintenance of e-invoice templates, including data field mapping and formatting rules
• Document processes, test outcomes, issues and resolutions to support audit, knowledge transfer and future enhancements
• Provide project support during go-live and post-implementation stabilisation

Skills & Requirements:

• Experience in billing, finance systems, revenue management or financial operations, preferably within a professional services or legal environment
• Strong understanding of e-invoicing, regulatory reporting or indirect tax compliance, including EU VAT and e-invoicing requirements
• Experience working with finance or ERP systems and third-party applications