Principal React Engineer, New York
EngineeringOtherFrontend EngineeringEngineerPrincipalFrontend Developer
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Quick Summary
Overview
Lab49 is an award-winning specialist consultancy that creates bespoke technology in partnership with the most important companies in finance. We were founded in 2002 to bring Silicon Valley solutions to Wall Street’s door.
Technical Tools
csharpjavascriptpythonreacttypescriptci-cdcode-reviewpublic-speaking
Lab49 is an award-winning specialist consultancy that creates bespoke technology in partnership with the most important companies in finance. We were founded in 2002 to bring Silicon Valley solutions to Wall Street’s door. Since then, we have worked on successive waves of technological change, including distributed computing, high-speed automation, enterprise UX and digital distribution (for which Lab49 was among the first significant practices established on Wall Street), DevOps, cloud and data science.
Today, we are an established partner in financial markets, having delivered hundreds of projects for clients including all the world’s tier-one investment banks and many of the largest buy-side firms globally.
Being part of Lab49 means bringing your drive and creativity into an environment where your contributions will make immediate impact. Engineers will work in cross functional teams, consulting directly with our clients, shaping not only technical solutions to business problems but delivering them into production.
The Principal React Engineer will play a critical leadership role on a key project for a strategic Lab49 client.
You will work shoulder-to-shoulder with Product and UX experts from Lab49and our client. In addition to the Lab49 project team, you will collaborate with client product and engineering stakeholders to guide the discovery and build phase of an exciting new initiative.
Why Lab49?
Lab49 is an established partner for most financial institutions on Wall Street. You will gain exposureintoa variety of environments, business domains, technologies, and people. Your ability to bring drive and creativity to the role will be the keycomponentto success at Lab49. The broad and intense exposure to a variety of challenges accelerates your career growth, and Lab49’s structure is designed to enable you to learn and grow as an engineer and consultant.
The base salary range is:
• Senior to Leadership level - $180,000 - $230,000
Base salary is only one component of our total compensation package. Employees may be eligible for a discretionary bonus, which is determined upon company and individual performance.
Salary range disclosure as required by S9427A when hiring in New York.
Our total rewards program is designed to support employee well-being and professional growth. We offer a competitive benefits package including a discretionary bonus, paid holidays, a 401(k), and comprehensive medical, dental, and vision coverage. Additional benefits include life insurance, short and long-term disability, Commuter FSA, Family Building Benefits, and more. All benefits are subject to eligibility requirements.
Lab49/ION is committed to maintaining a supportive and inclusive environment for people with diverse backgrounds and experiences. We respect the varied identities, abilities, cultures, and traditions of the individuals who comprise our organization and recognize the value that different backgrounds and points of view bring to our business.
Lab49/ION adheres to an equal employment opportunity policy that prohibits discriminatory practices or harassment against applicants or employees based on any legally impermissible factor.
Location & Eligibility
Where is the job
United States
Hybrid within the country
Who can apply
US
Listed under
United States
Listing Details
- Posted
- February 13, 2026
- First seen
- March 25, 2026
- Last seen
- October 9, 2026
Posting Health
- Days active
- 198
- Repost count
- 0
- Trust Level
- 37%
- Scored at
- October 10, 2026
Signal breakdown
freshnesssource trustcontent trustemployer trust
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