Senior Backend Software Engineer is open at Fin in New York, NY. The posting gives a salary of $125K - $250K. Posted on Dec 3, 2025, and still on Fin’s careers page when we last checked, on Nov 14, 2026.
About the role
We are looking for a Senior Backend Engineer to own the core systems that make this work. You will design and build the services that move real money, integrate with payment partners and banks, and ensure the platform is secure, observable, and ready to scale to millions of transactions. You will work closely with the CEO, CTO, and a small senior team, making foundational architectural decisions and shipping…
The opening lines of the posting. The rest is on Fin’s careers page.
Hiring at Fin
Fin has 9 open roles right now, 1 of them remote. Most are in Engineering, Sales & Business Development and Compliance & Legal. See all its roles
