Senior Software Engineer

Type Of Hire: Experienced (relevant combo of work and education)

Position Type: Full time

Are you curious, motivated, and forward‑thinking?

At FIS, you’ll work on some of the most complex and impactful challenges in modern banking, helping build next‑generation, AI‑enabled platforms used by financial institutions worldwide. We foster an environment that values ownership, autonomy, and end‑to‑end responsibility, where engineers are encouraged to take initiative, make meaningful technical decisions, and ship solutions directly into production. We believe in open, collaborative, and ownership‑driven teams with a strong focus on real‑world impact.

About The Team

You will build the core financial engines of an autonomous banking platform — ledgers, transaction processors and reconciliation systems that move and record value at global scale.

What You Will Be Doing

• Design and implement deterministic, event...