Lead Software Engineer; C#​/React

We are seeking an Engineering Lead to drive the redesign of an Order Management System (OMS) for a top-tier financial services organization. You will help lead the full lifecycle of the rewrite from strategy and architecture to delivery and continuous improvement. This is a hands‑on leadership role requiring both technical depth and strong stakeholder management. You will partner with trading, risk, and technology teams to deliver a scalable, resilient, and future‑ready platform.

* Not open to C2C or external agencies.

• Lead architecture, design, and delivery of C#, Python, and React‑based solutions supporting high-volume trading.
• Ensure performance, scalability, resilience, reliability, and regulatory compliance across cloud environments (AWS/Azure).
• Collaborate with business and operations teams to translate requirements into technical solutions.
• Mentor engineers, establish best practices, and build a culture of technical excellence.
• Oversee delivery execution: backlog management, sprint planning, and reporting.

• 12+ years of software engineering experience in financial services environments, with 5–8+ years in leadership.
• Experience building and modernizing trading platforms or financial systems (OMS, EMS, risk, or similar).
• Strong hands‑on experience with C# and Python in production environments.
• Front‑end development experience using React for complex, data‑driven applications.
• Full‑stack architecture experience across APIs, services, and modern web applications.
• Cloud platform experience (AWS and/or Azure).
• Proven track record of modernizing legacy systems into scalable, distributed platforms.
• Excellent leadership, communication, and stakeholder management skills.

• Exposure to fixed income or multi‑asset trading workflows.
• Familiarity with high‑throughput, low‑latency system design.
• Exposure to messaging systems (e.g., Kafka) and real‑time data feeds.

Salary $150,000 - $200,000 a year. Actual compensation may vary based on role, experience, education, skill level, market conditions, and geographic location. We offer a competitive package, including a base salary, comprehensive health care coverage, disability benefits, a 401(k) match, life insurance, paid personal days, paid holidays, and paid time off. For eligible roles, a discretionary bonus may be awarded based on company performance and individual contributions.

Additional details about total compensation and benefits will be disclosed during the hiring process.