Published: 15 December 2023

Automating Invoice Processing in Xero: The Ultimate Guide

Manual invoice processing is time-consuming and error-prone. Learn how to automate your invoice workflow in Xero to save time and reduce errors.

The Hidden Costs of Manual Invoice Processing

Before diving into automation solutions, it's important to understand the true cost of manual invoice processing. According to research by Ardent Partners, the average cost to process a single invoice is approximately £12, with nearly 80% of that cost attributed to labor.

Beyond the direct costs, manual processing introduces:

  • Data entry errors (estimated at 1-3% of all entries)
  • Delayed payments and missed early payment discounts
  • Poor visibility into outstanding liabilities
  • Increased risk of duplicate payments or fraud
  • Staff time diverted from higher-value activities

For businesses processing dozens or hundreds of invoices monthly, these inefficiencies can add up to thousands of pounds in unnecessary costs.

Automation Opportunities in the Invoice Lifecycle

When considering invoice automation with Xero, it's helpful to break down the process into distinct stages, each with its own automation opportunities:

Process StageManual ApproachAutomation Opportunity
Invoice ReceiptEmails, paper mail, downloads from portalsCentralized digital inbox, email parsing, supplier portals API
Data ExtractionManual keying, copy-paste to templatesOCR/AI data extraction, smart document processing
ValidationManual checks against POs, contractsAutomated 3-way matching, rule-based validation
Xero EntryManual entry or CSV importDirect API integration, automated document attachment
ApprovalEmail chains, printed invoicesDigital approval workflows, mobile approval apps
PaymentManual payment runsScheduled batch payments, auto-payment rules
ArchivingPhysical filing, scattered digital storageAutomatic document attachment and archiving in Xero

Level 1: Built-in Xero Automation Features

Xero includes several native features that can help streamline your invoice processing:

1. Invoice Reminders

Xero can automatically send reminders for upcoming and overdue invoices. To set this up:

  1. Go to Settings > General Settings > Invoice Reminders
  2. Enable and customize reminder templates
  3. Set timing for each reminder stage

2. Bank Rules

While this focuses more on reconciliation than invoice creation, bank rules can help automate the matching of payments to invoices:

  1. Navigate to Bank Accounts > select your account > Bank Rules
  2. Create rules based on transaction details
  3. Set automatic categorization and matching parameters

3. Repeating Invoices

For regular, predictable invoices:

  1. Create a template invoice
  2. Set it to repeat at defined intervals
  3. Configure whether it requires approval or sends automatically

Xero Native Automation Limitations

While helpful, Xero's built-in features primarily address outgoing invoices or reconciliation. They offer limited automation for the receipt and processing of incoming supplier invoices, particularly those originating outside of Xero.

Level 2: Integration with Third-Party Tools

To achieve more comprehensive automation, you can integrate Xero with specialized tools:

1. Document Collection Solutions

Tools like Receipt Bank, Hubdoc, and AutoEntry can help centralize and standardize invoice collection:

  • Provide dedicated email addresses where suppliers can send invoices
  • Scan paper invoices using mobile apps
  • Extract key data using OCR technology
  • Push data and documents to Xero

2. Approval Workflow Tools

ApprovalMax and ApprovalDonkey offer structured approval processes:

  • Define multi-level approval workflows based on departments, amounts, or suppliers
  • Enable mobile approvals for managers on the go
  • Track approval status and identify bottlenecks
  • Maintain audit trails of all approvals

3. Invoice Processing Platforms

Comprehensive platforms like Xero Invoice Uploader combine multiple automation elements:

  • Intelligent data extraction from various invoice formats
  • Validation against business rules
  • Direct creation in Xero via API
  • Automatic attachment of original documents

Level 3: Custom API Solutions

For businesses with specific needs or existing systems, Xero's robust API allows for custom automation solutions:

1. Direct API Integration

Custom-developed solutions can connect directly to Xero's API to:

  • Automatically create invoices from your existing systems
  • Implement custom validation logic
  • Create tailored approval workflows
  • Integrate with industry-specific software

2. Middleware and iPaaS

Platforms like Zapier, Make (formerly Integromat), and Workato can connect Xero with hundreds of other business applications without custom coding:

  • Create workflows that span multiple systems
  • Trigger invoice creation based on events in other systems
  • Synchronize data between Xero and other platforms
  • Implement conditional logic and transformations

"Before automation, our team spent two full days each month processing invoices. Now the system handles 90% of our invoices automatically, and we only need to review the exceptions. It's been a game-changer for our finance team." — Michael R., CFO

Implementing Invoice Automation: A Step-by-Step Approach

Successfully implementing invoice automation with Xero requires a structured approach:

Step 1: Audit Your Current Process

Before selecting automation tools:

  • Document your current invoice processing workflow
  • Identify pain points and bottlenecks
  • Quantify the volume and types of invoices you handle
  • Calculate the current cost per invoice

Step 2: Define Your Automation Goals

Clearly articulate what you want to achieve:

  • Reduce processing time
  • Minimize data entry errors
  • Improve visibility and reporting
  • Enhance compliance and audit trails
  • Free up staff time for higher-value activities

Step 3: Select the Right Automation Level

Based on your needs and constraints:

  • Start with Xero's native features for simple requirements
  • Explore third-party integrations for moderate automation needs
  • Consider custom solutions for complex or high-volume scenarios

Step 4: Prepare Your Xero Account

Before implementing automation:

  • Ensure your chart of accounts is well-structured
  • Clean up and standardize your contact list
  • Review and update tax settings
  • Set up appropriate user roles and permissions

Step 5: Phase Your Implementation

Rather than attempting a complete overhaul:

  • Start with a pilot involving a subset of invoices or suppliers
  • Test and refine the process before full rollout
  • Implement one automation component at a time
  • Develop clear SOPs for the new process

Step 6: Train Your Team

Ensure successful adoption by:

  • Providing comprehensive training on new tools and processes
  • Documenting exception handling procedures
  • Addressing concerns about job security by focusing on value-added work
  • Celebrating early wins to build momentum

Case Study: From Manual to Automated in 30 Days

A mid-sized consulting firm with 200+ monthly supplier invoices transitioned from a fully manual process to automated invoice handling with Xero Invoice Uploader:

  • Before: 40+ hours monthly on manual processing, 5% error rate, 12-day average processing time
  • After: 8 hours monthly for exceptions only, 0.5% error rate, 2-day average processing time
  • ROI: Achieved 300% return on investment in the first year through time savings and early payment discounts

The Future of Invoice Automation

As technology evolves, invoice automation continues to advance:

  • AI and Machine Learning: Systems that learn from processing patterns to improve accuracy over time
  • Blockchain for Invoicing: Immutable records of transactions that can eliminate disputes
  • Predictive Analytics: Forecasting invoice volumes and optimizing cash flow
  • Mobile-First Approvals: Streamlined processes designed for managers on the go

Conclusion: Taking the First Step

Invoice automation with Xero isn't an all-or-nothing proposition. You can start small, with native features or focused third-party tools, and gradually expand your automation footprint as you see results.

The key is to begin with a clear understanding of your current process, define specific goals, and select tools that align with your business needs and technical capabilities.

By taking an incremental approach to automation, you can achieve significant improvements in efficiency, accuracy, and visibility while freeing your team to focus on more strategic financial activities.

Ready to Automate Your Invoice Processing?

Our Xero Invoice Uploader provides an end-to-end solution for automating the import of external invoices into Xero. Start with a free trial to see how much time and effort you can save.

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