CareerPlanSign in

Senior Software Engineer, Treasury (Ruby/Python)

Chicago💼 Full-time💰 $175,000–$175,000🗓 2026-07-30 → 2026-09-26

Core

Designing, building, and testing full-stack applications (APIs through UI) for secured financing, margin, collateral, and cash/liquidity management.

Role type

Senior full-stack software engineer (Treasury systems)

Builds

Treasury and related business partner applications

Domain

Fintech / Treasury operations

Deliverable

production ML models | product features

Required skills

Full-stack development (Python/FastAPI, Ruby/Rails), Relational data modeling, GitOps, Kubernetes, CI/CD tooling

Preferred skills

Payments/treasury systems experience, Trading/fintech domain knowledge, Job orchestration (Airflow, Prefect)

Responsibilities

Designing and building full-stack applications, Partnering with Treasury staff to define technical plans, Owning software end-to-end (deploy, operate, on-call), Building and improving CI/CD and container tooling, Mentoring engineering practice

Seniority

Senior, hands-on IC

Sourced via greenhouse · Listed on CareerPlan, which tracks 70,000+ jobs from 20+ sources.