The last mile challenge: why global payment success is defined by local rail integration

In the evolving landscape of international finance, the primary friction in cross-border payments has undergone a fundamental shift. While the industry once focused on the “transit layer” routing and messaging across borders the true battleground for efficiency has moved to the domestic endpoint.

As global organizations pursue faster and more streamlined processes, the “last mile” has become the defining factor of success. Connecting to local infrastructure, navigating regulatory frameworks, and aligning with user-preferred payment methods are no longer optional they are essential for achieving global scale.

Local execution: The difference between coverage and performance

Many payment providers highlight global coverage and single API integrations as key strengths. However, coverage alone often fails to translate into operational performance.

According to World Bank data from Q1 2025, 22 out of 349 tracked payment corridors still lack qualifying services not due to low demand, but because of insufficient local infrastructure.

For banks, Money Transfer Operators (MTOs), and Payment Service Providers (PSPs), failed or delayed settlements represent direct financial losses. In the fintech ecosystem, success is measured by reliability and consistency, not geographic reach alone.

The fragmentation of domestic infrastructure

Each market operates within its own financial ecosystem, shaped by local systems, regulations, and user behavior. These infrastructures are not interchangeable:

  • UPI (India) & Pix (Brazil): High-speed systems with strict data requirements
  • Faster Payments (UK) & SEPA Instant (Europe): Established frameworks with rigid compliance standards
  • Mobile wallets (Africa & Southeast Asia): Dominant financial channels in emerging markets

According to the Global Findex 2025 report, account ownership in Sub-Saharan Africa has reached 58%, driven largely by mobile money adoption.

Attempting to route payments without localized expertise often results in compliance issues, failed transactions, or costly manual intervention.

Interoperability: The strategic lever for global growth

Building direct integrations with every local payment system worldwide is operationally unsustainable for most providers. As a result, interoperability has emerged as the key strategic lever.

Thunes is one of the companies addressing this challenge through its Direct Global Network, which connects over 12 billion mobile wallets and bank accounts.

This model allows partners to access global markets through a single integration while outsourcing local complexity.

Key elements of an effective localized strategy include:

  • Real-time liquidity management: Adapting to FX conditions dynamically
  • Compliance as a service: Ensuring regulatory alignment across jurisdictions
  • Trust integration: Leveraging established local platforms like M-Pesa, GCash, and bKash

Conclusion: Global scale demands local relevance

The future of global payments will be shaped by providers that prioritize local relevance over abstract global reach.

True scalability is built from the ground up through deep integration with local systems, regulatory alignment, and user trust. Without this foundation, global infrastructure remains theoretical rather than functional.

About Thunes

Thunes is a global B2B payment infrastructure provider enabling real-time cross-border money movement. By connecting banks, wallets, and payment systems across more than 140 countries, Thunes powers the next generation of global financial services.