Staff Engineer, Developer Platforms

Overview Connecting clients to markets – and talent to opportunity. With 4,300 employees and over 400,000 retail and institutional clients across more than 80 offices on five continents, StoneX is a Fortune-100, Nasdaq-listed provider focused on innovation, human connection, and world-class services. As a Staff Engineer, Developer Platforms, you will architect, lead, and evolve mission-critical components of the internal developer platform. You will drive reliability, automation, scalability, and developer experience improvements across the engineering organization. Responsibilities Design and evolve platform components, tooling, automation frameworks, and golden paths. Lead cross-team initiatives to improve reliability, performance, security, and operational excellence. Collaboratively define and maintain standards for CI/CD, IaC, observability, platform governance, and developer workflows. Mentor engineers, lead technical design reviews, and elevate engineering practices. Diagnose complex distributed systems issues and lead incident resolution and post-incident analysis. Drive automation of deployment workflows, resilience patterns, failure recovery mechanisms, and lifecycle management. Partner with SRE, infrastructure, security, and product engineering teams to align platform capabilities with business priorities. Represent Developer Platforms in technical forums and influence platform adoption. Qualifications To land this role you will need: - 7+ years of platform, SRE, cloud, or infrastructure engineering experience. Deep experience with distributed systems, Kubernetes, cloud-native patterns, and automation. Strong expertise in CI/CD systems, IaC (Terraform, ARM/Bicep, CloudFormation), and platform reliability. Significant experience leading technical initiatives and mentoring engineers. Excellent communication, architectural thinking, and cross-functional leadership. What makes you stand out: Experience driving platform modernization or large-scale migrations. Ability to define long-term platform strategy and architectural direction. Passion for developer experience, internal platforms, and accelerating engineering velocity. Demonstrated impact in scaling infrastructure, improving reliability, and maturing engineering ecosystems. Education / Certification Requirements Bachelor's degree in Computer Science, Engineering, or equivalent practical experience. Advanced cloud or platform engineering certifications preferred. Working Environment Hybrid, four days in the office. Minimal travel.