About this role

Join WEX as a Senior Software Engineer to build a brand-new initiative expanding fleet payments beyond fuel and simplifying expense management. You will shape the architecture, establish engineering practices, and develop secure, scalable payment and expense management experiences across web, mobile, and backend services. This individual contributor role offers a unique opportunity to influence product development from initial design through production launch.

What we are looking for

6

Contribute to technical architecture, design, and implementation of new payment and expense management platform
Build full-stack capabilities including UIs, backend services, data models, and external integrations
Design reusable business capabilities and APIs for web, mobile, and partner experiences
Establish patterns for payment workflows, expense capture, approvals, and reporting
Write production code, review contributions, and resolve complex issues across the stack
Mentor engineers and improve engineering practices through hands-on collaboration

Skills mentioned

3

JavaAWSCI/CD