Principal .NET Developer, New York jobs in United States
cer-icon
Apply on Employer Site
company-logo

ION · 2 months ago

Principal .NET Developer, New York

positionNew York
timeFull-time
remoteOnsite
seniorityLead/Staff
money$180K/yr - $220K/yr
date10+ years exp

Lab49 is an established partner for most financial institutions on Wall Street, seeking an experienced Principal .NET Developer. In this role, you will leverage your back-end technology expertise to design and construct next-generation technology solutions, while collaborating with teams to deliver innovative projects.

AccountingAsset ManagementFinanceFinancial ServicesSoftware
check
H1B Sponsor Likelynote

Responsibilities

Drive transformative change for Financial Services clients
Tackle complex and challenging projects in an Agile environment
Collaborate with designers and other partners to provide input on design & wireframing

Qualification

C#/.NETAgile developmentJavaScript/TypeScriptMicroservicesCloud experience (AWS)CI/CD toolsFinancial markets knowledgeInterpersonal skillsOrganizational skills

Required

10+ years of commercial-grade web development experience
5+ years of solid hands-on experience in either functional coding in .NET development
Collaborate with designers and other partners to provide input on design & wireframing
Experience with Agile development methodologies
Experience in modern JavaScript, ideally TypeScript, building web applications with React
Strong interpersonal and organizational skills
Knowledge of, and strong demonstrated interest in, global financial markets and financial products is a strong plus
Bachelor's or Master's degree in Computer Science, Engineering, Physics, Math, or related work experience

Preferred

Experience working in a microservices setup
Familiarity working with Material UI, Terraform, Entity Framework, and SQL queries
Cloud experience (AWS preferred)
Exposure to and experience with CI/CD tools (TeamCity and Jenkins preferred)

Benefits

Employees may be eligible for a discretionary bonus, which is determined upon company and individual performance.

Company

ION

twittertwittertwitter
Glassdoor3.3
company-logo
ION Group provides solutions for electronic trading, position management, pricing, risk management, and downstream processing for clients.
dateFounded in 1998
location
New York, New York, USA
people-size10001+ employees
web-link
https://iongroup.com

H1B Sponsorship

ION 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 (2)
2024 (1)
2022 (2)
2021 (4)

Funding

Current Stage
Late Stage

Leadership Team

leader-logo
Rich Grossi
Chief Executive Officer, ION Corporates
linkedin
leader-logo
Sandra Timmoney
Chief of Staff to the CEO, Corporates
linkedin

Recent News

PR Newswire
Varsity Spirit and Scripps Sports to Bring Professional Cheer to National Television
2025-12-19
Zawya.com
ION launches ultra-fast DC chargers at ENOC stations in Sharjah
2025-12-04
PR Newswire
ION expands ETF RFQ functionality through integration with Tradeweb
2025-12-03
Company data provided by crunchbase