CareerPlan

Senior Software Engineer - Platform Services

Chicago, IL, USFull-time$175k–$275k2026-11-08 → 2026-11-09

Core

Build self-service platform products that simplify how development teams interact with infrastructure, allowing them to focus on delivering business value rather than platform integrations.

Role type

Senior IC platform services engineer

Builds

Self-service platform products (Access Management, Limit Monitoring, Data Tables, Usage analytics)

Domain

Financial services / Trading infrastructure

Required skills

Server-side development (Java, Ruby, Python, Clojure, C#), Distributed systems architecture, System design, Legacy code evolution, Greenfield development, Production support, API design

Preferred skills

PaaS transformation, IAM concepts (RBAC/ABAC, OAuth 2.0/OIDC, SCIM), Temporal data modeling, Real-time or event-driven systems

Technologies

Java, Ruby, Python, Clojure, C#

Responsibilities

Architect and deliver complex features end-to-end, Turn high-level requirements into solutions, Maintain focus on testing, reliability, scalability, and maintainability, Design systems and model data, Evolve legacy code alongside greenfield development, Engage in on-call and production support, Contribute to system and architecture design discussions

Seniority

Senior, hands-on IC