W2 Senior Cloud Software Engineer (Python/AWS) - Houston, TX Hybrid

Duration: 12+ months Visa Status : USC Tech skills in order of importance: 1: Python 2: Cloud platform AWS 3: Containers / orchestration Docker & AWS managed container platforms (ECS or EKS) 4: Infrastructure as code 5: Operations and security Domain knowledge of trading (pre-trading) is a must The role sits on the Pre-Trade IT team, which builds and operates the platforms supporting pre-trade decision support, market data, pricing, and analytics for the trading desks. 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 is AWS (serverless, containers on ECS/EKS, event-driven architectures) with Python as the main language, Infrastructure as Code via Terraform, AWS CDK, or CloudFormation, 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. Regards, Sam AVSI Systems LLC