Senior Cloud Software Engineer (Python & AWS) with Pre-trading / Trading exp - Only W2

Location: Houston, TX (Hybrid - 3 days a week in office is required)

Job Type: W2 Contract

Description: This is a senior individual-contributor position. The engineer will design, build, deploy, and operate cloud-native applications, APIs, microservices, and event-driven services primarily in Python on AWS that ingest, process, validate, and expose market data for pricing, analytics, and pre-trade workflows. Responsibilities span hands-on development, cloud architecture, automation, production support, and technical leadership, including leading design and architecture reviews, defining engineering standards, and mentoring junior and mid-level engineers. Primary Stack IsAWS (serverless, containers on ECS/EKS, event-driven architectures) with Python as the main language, Infrastructure as Code via Terraform, AWS CDK, or Cloud Formation, CI/CD, and standard observability and security tooling. Azure integration applies to selected enterprise and cross-platform use cases. The role works cross-functionally with traders, quantitative teams, product owners, architects, data, cybersecurity, and infrastructure teams.