Old Mission · 23 hours ago
Senior Front End Software Engineer
Chicago, IL or New York, NY
Full-time
Onsite
Senior Level
$125K/yr - $225K/yr
5+ years expOld Mission is a global proprietary trading firm that leverages state-of-the-art technology and research to identify and execute profitable trading strategies. They are seeking a Senior Front End Engineer to help solve large scale, complex technical challenges and build cutting edge frontend systems for a best-in-class trading experience.
Financial ServicesSoftware
Responsibilities
Articulate and contribute towards a long term technical direction for maintaining and scaling our frontend systems
Build out performant & intuitive trading interfaces using modern web tools like Typescript, React, Redux, Jest, and Webpack
Mentor and train other developers on coding standards and design philosophy
Design internal tools to increase efficiency of data mining, risk management, and more
Qualification
Required
At least 5+ years of experience developing and shipping web applications using modern, component-based JavaScript frameworks like React
Industry experience within a global trading firm or hedge fund
A desire to work closely with users, gather feedback, and understand their problems
Experience shipping products from start to finish
Great communication skills along with a team player mentality
Keep up with modern front end best practices including trends in performance, usability, and security
Write high quality, well tested code
Preferred
Experience with automated testing and building
Experience with Websockets & Protocol Buffers
Experience with Linux, Postgres
Experience building multi-window frontend applications, web workers, OpenGL, Canvas API
Benefits
Fully paid Medical, Dental, Vision, Disability, and Life Insurance
Fully stocked kitchen; free breakfast and lunch every day on-site
Tuition Reimbursement Program
401(k) with employer match
Paid Vacation, Sick, and Parental leaves
Commuter and Flexible Spending Programs
Company
Old Mission
Old Mission is a global, multi-asset market maker.
201-500 employees
H1B Sponsorship
Old Mission has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (3)
2024 (7)
2023 (5)
2022 (5)
2021 (4)
Funding
Current Stage
Growth StageLeadership Team
Bryan Russina
CTO at Old Mission
Erica Marquez Avitia
Chief Operating Officer
Company data provided by crunchbase