Staff - IT Software Engineering

About the role

Overview: **Connecting clients to markets – and talent to opportunity**

With 4,300 employees and over 400,000 retail and institutional clients from more than 80 offices spread across five continents, we’re a Fortune\-100, Nasdaq\-listed provider, connecting clients to the global markets – focusing on innovation, human connection, and providing world\-class products and services to all types of investors. At StoneX, we offer you the opportunity to be part of an institutional\-grade financial services network that connects companies, organizations, and investors to the global markets ecosystem. As a team member, you'll benefit from our unique blend of digital platforms, comprehensive clearing and execution services, personalized high\-touch support, and deep industry expertise. Elevate your career with us and make a significant impact in the world of global finance. Responsibilities: **Corporate:** Engage in a deep variety of business\-critical activities that keep our company running efficiently. From strategic marketing and financial management to human resources and operational oversight, you’ll have the opportunity to optimize processes and implement game\-changing policies.**Position Purpose:** As a hands\-on Senior Staff Engineer, you will architect and develop high\-performing, scalable, enterprise\-grade applications across all tiers of the application stack. You’ll collaborate with talented engineers to design low\-latency, mission\-critical applications, driving innovation through every stage of the software development lifecycle. **Technology Ecosystem:*** Front\-End: React, Typescript * Back End: Node.js, SQL * Cloud: Kubernetes, Docker, Azure

**Primary duties will include:*** Lead the design and evolution of backend APIs and infrastructure to meet business needs. * Collaborate with UX and product teams to explore, iterate, and solve complex problems. * Contribute to technical discussions, architecture decisions, and best practice initiatives across teams. * Mentor and support the professional development of our engineering community through pair programming, talks, and external presentations. * Drive impactful, scalable solutions that address critical business needs in global financial markets.

Qualifications: **To land this role you will need**:* Proven experience developing complex, distributed event\-based microservices using Node.js and TypeScript (Java experience is a bonus). * Expertise in building RESTful APIs (gRPC experience is a plus). * Proficiency with CI/CD pipelines, ideally using Azure DevOps. * Strong knowledge of TDD/BDD testing frameworks. * Excellent understanding of relational databases (SQL) and familiarity with NoSQL databases. * A delivery\-focused mindset and the ability to thrive in global Agile teams. * Mastery of programming concepts, including clean code principles, SOLID design, and federated microservices architecture.

**What makes you stand out:*** Minimum 2 years’ experience ideally withing financial services, FinTech. * Experience leading a small team of developers and driven architecture solutions * Experience with microservices federated architecture * Exposure with distributed messaging/streaming platforms (Apache Kafka)

**Education / Certification Requirements:*** BS/MS degree in Computer Science, Engineering or a related subject

**Working environment:*** Hybrid