Wonderschool
Senior Software Engineer, Payments
San Francisco · Senior · Full-time · Posted Oct 29, 2026
About the job
Own and improve a payments platform by consolidating legacy integrations and building reliable money-movement, orchestration, and reconciliation systems.
What you'll do
- Consolidate and refactor a payments system built from legacy integrations.
- Build and maintain integrations across financial services and payroll, and own orchestration and reconciliation across third-party partners.
- Design for correctness, work directly with customers and product, and comply with payments and financial-services regulations.
What they ask for
- Strong payments background with real experience building payment systems and integrations.
- High attention to detail.
- Comfort with the regulatory landscape around payments, banking, and cards.
- Uses AI tools and can work independently.
Nice to have
- Fintech experience.
- Strong finance background.
Tools
banking, debit cards, Stripe, SAP, payroll
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