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Sr. Software Developer

Interactive Brokers • Financial Services • 3 days a week in the office • Python • Java • SQL • 1 day ago
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Salary
≈ $129k – $238k per year (Estimated)
Location
Hybrid (Greenwich, United States)
Seniority
Senior · 3+ years exp

Confirmed on the employer's own hiring board on Oct 2, 2026. First seen by Alion on Sep 29, 2026.

Overview
Company
Impact
Profile match

Interactive Brokers

Interactive Brokers is an automated global electronic brokerage headquartered in Greenwich, Connecticut, giving individual traders, advisors and institutions direct access to stocks, options, futures, currencies and bonds on markets worldwide. Founded by Thomas Peterffy in 1978 and listed on Nasdaq, it builds most of its trading and clearing technology in-house and runs offices in Chicago, Zug, Budapest, Tallinn, Dublin, Mumbai, Hong Kong and London, as well as the ForecastEx event contract exchange. Hiring covers software and platform engineers, client services associates, AML and KYC analysts, finance controllers, quant analysts and interns.
interactivebrokers.com • HQ: Greenwich, United States • Venues • Blockchain & Crypto • Artificial Intelligence • Software • Financial Services • Online Brokerage & Trading Platforms • Est. 1978
Tech stack of Interactive Brokers
Backed by TCV

Sr. Software Developer (Greenwich, CT) (Hybrid: Remote work permitted 2 days/week) (multiple positions)

Design and develop scalable high-performance software applications for financial brokerage firm’s back-office and client services operations.

Build and integrate artificial intelligence into software to enhance client experience and improve end user efficiency.

Optimize systems to support high-throughput communication channels with customers via various protocols.

Translate business requirements into technical specifications and propose solutions.

Design and maintain Oracle databases to support large-scale data storage, ensuring high availability, consistency, and security.

Conduct advanced research on emerging technologies to propose solutions for business challenges.

Collaborate with product managers, designers, and other developers to define and deploy new features.

Hybrid: Remote work permitted 2 days/week. Must work from Greenwich, CT office 3 days/week

Requires:

Master’s degree or foreign equivalent in Computer Science or related field and Three (3) years of experience as a Software Developer or a related position developing with Java.

 

3 years of professional experience with server-side java programming, J2EE, and Spring Framework.

3 years of experience developing RESTful web services, and microservices.

3 years of experience using Oracle and SQL to perform data maintenance and analysis.

3 years of experience with distributed systems and algorithms.

3 years of experience with integration frameworks, and patterns.

3 years of experience with AWS ecosystem and products.

3 years of experience with Linux systems.

 

2 years of experience with Python scripting for automation, data processing and analysis.

2 years of experience with ElasticSearch including fuzzy search optimization and index management.

2 years of experience in Artificial Intelligence and Machine Learning domain.

Send resume with cover letter to IBG LLC, Attn: A.Torres Ref:HJ2026, [email protected]. No calls. EOE

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