Overview

Power Global Markets with Code - Join StoneX
At StoneX, we don’t just build software - we architect the infrastructure behind global trading and financial innovation. With over 4,300 employees and clients in 180+ countries, we’re a Fortune 100, Nasdaq-listed fintech powerhouse that connects retail and institutional investors to the world’s markets.
We’re growing our API Engineering team - and we’re looking for sharp, cooperative engineers who love solving real-world problems at scale.

Responsibilities

About the Role (Position Purpose)
This role is ideal for an experienced .NET engineer who thrives on ownership, having knowledge and experience in using .NET ecosystem, knowing the newest trends, be up to date with the newest .NET technology, and wants to work on robust APIs that power real trading - including authentication, pricing, order handling, and more, high loads, low latency systems.
You’ll be an essential part of a highly skilled product team, collaborating with other engineers, tech leads, and QAs to build scalable,



high-performing systems used by thousands of clients.

Tech Stack You’ll Work With
Languages & Frameworks: C#, .NET Core, ASP.NET Core
Architecture: Microservices, Event-driven (Kafka, AMQ), CQRS
Cloud & Infra: Azure, Kubernetes, Docker, Rancher, TeamCity, Octopus, Grafana, Grafana
Databases: MS SQL Server (T-SQL), NoSQL, Postgres
Tooling: GitHub, Visual Studio/Rider, ReSharper
AI Tools: MS Copilot, GitHub Copilot, ChatGPT

Primary duties will include:
Design and develop low-latency solutions using the latest .NET technologies. Build performant, scalable backend services from scratch, or improve existing ones
Tackle live production challenges
Participate in code reviews, design sessions, and agile ceremonies
Work closely with team leads and stakeholders and other teams across company
Continuously explore and evaluate current technologies that could enhance the platform

Qualifications

What We’re Looking For
3–5+

📌 Senior Staff Bengaluru (India)
🏢 Stonex
📍 India