Principal Full Stack Developer / Finance / Hybrid in NYC
Kelly Services • New York, NY • Posted June 13, 2026
About the Role
$180000 - $240000
**Job Description**
An award-winning technology consultancy specializing in building bespoke software solutions for the world's leading financial institutions is looking for a Principal Full-Stack Developer to lead the architecture and delivery of mission-critical trading applications for a strategic client. For more than two decades, this company has partnered with Tier-1 investment banks and global asset managers to deliver innovative solutions across cloud computing, enterprise UX, data science, DevOps, and digital transformation. As they continue to expand their footprint within the financial services industry, they are seeking a technical leader who thrives in client-facing environments and enjoys solving complex engineering challenges.
In this role, you will serve as both a hands-on technical leader and trusted advisor, partnering directly with clients to design and build modern trading platforms while leading high-performing engineering teams. Yo...
**Job Description**
An award-winning technology consultancy specializing in building bespoke software solutions for the world's leading financial institutions is looking for a Principal Full-Stack Developer to lead the architecture and delivery of mission-critical trading applications for a strategic client. For more than two decades, this company has partnered with Tier-1 investment banks and global asset managers to deliver innovative solutions across cloud computing, enterprise UX, data science, DevOps, and digital transformation. As they continue to expand their footprint within the financial services industry, they are seeking a technical leader who thrives in client-facing environments and enjoys solving complex engineering challenges.
In this role, you will serve as both a hands-on technical leader and trusted advisor, partnering directly with clients to design and build modern trading platforms while leading high-performing engineering teams. Yo...