StoneX Group Inc.

Senior Staff IT Software Engineering role focused on designing and delivering complex Java-based solutions for a global payments business. The position combines hands-on development, technical leadership, mentoring, and production support.

StoneX is seeking a Senior Mobile Developer to build high-performing, low-latency React Native applications for iOS and Android. The role covers the full development lifecycle, mobile architecture, performance optimization, releases, and mentoring other engineers.

Staff-level Java software engineer responsible for designing and delivering complex solutions for a global payments business. The role combines hands-on development, technical design, production support, and mentoring of junior developers.

Senior Staff Engineer focused on quality engineering for a global futures trading ecosystem, combining manual testing, backend automation, API validation, and release risk management. The role helps assure reliable order management, execution, connectivity, and post-trade processing across complex distributed systems.

Senior Software Engineer building the backend and data-feed platform that powers AI-augmented risk modeling and personalized client risk views. The role owns scalable, event-driven services processing sensitive financial and physical position data in a regulated environment.

Lead enterprise engineering and delivery for Microsoft 365, Power Platform, and Azure AI environments across a global organization. This role combines large-scale migrations, platform modernization, AI enablement, governance, and stakeholder leadership.

Staff Engineer serving as a QA Automation Engineer for financial-services Treasury and Cash Management features, with a focus on building, maintaining, and improving automated testing frameworks. The role combines hands-on automation across web, mobile, desktop, database, and web-service environments with occasional manual testing support.

Lead the quality engineering strategy for the NeXus program, shaping scalable test architecture, automation standards, and reliable release practices. This hands-on technical leadership role guides QA engineers and drives quality transformation across teams.