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Interactive Brokers Group · Greenwich, CT

Sr Software Engineer

Greenwich, CT, USFull-timeSenior individual contributorSoftware Engineering

Listed on Interactive Brokers Group’s official careers site. Posted June 23, 2026. Check that it is still open and apply there.

Apply on Interactive Brokers Group’s careers site →

Job description

Company Overview Interactive Brokers Group, Inc. (NASDAQ: IBKR), a member of the S&P 500, is a global financial services company headquartered in Greenwich, Connecticut, with offices in over 15 countries. Through its affiliates, Interactive Brokers provides automated trade execution and custody of securities, commodities, foreign exchange, and prediction markets on over 170 markets in numerous countries and currencies.

For more than four decades, Interactive Brokers has focused on technology, automation, and innovation to provide clients worldwide with a sophisticated, unified platform to manage their investment portfolios. We serve individual investors, hedge funds, proprietary trading groups, financial advisors, and introducing brokers. Our culture is driven by problem-solving, efficiency, and continuous improvement. We look for individuals who are intellectually curious, collaborative, and motivated to contribute to technology that helps simplify and enhance access to global financial markets.

Interactive Brokers has consistently been recognized as a top broker by respected industry sources including Barron’s, Investopedia, Stockbrokers.com, and others. Software Development - Brokerage This Software Development group engineers the core brokerage and risk technology at the heart of the Interactive Brokers platform. Spanning Enterprise Architecture, Market Risk, UI Brokerage, Client Integration, Client Accounts, Equity Distribution, and multiple specialized brokerage development teams, the group builds the systems that execute trades, manage risk, and serve clients worldwide.

Members tackle complex engineering challenges at massive scale, shaping the tools that define modern electronic trading. It's a dream environment for developers who want to build sophisticated financial technology. This is a hybrid role (3 days in the office/2 days remote)

About the role

Join our dynamic team managing client accounts on the Interactive Brokers platform, where you will oversee trading activities, ensure seamless account operations, and deliver exceptional client service across global financial markets. We continue to challenge the status quo and push boundaries to offer our clients the best trading platform with the most sophisticated features at the lowest cost.

What will be your responsibilities within IBKR

  • Design and develop applications and services supporting IBKR’s rapidly growing client base.
  • Build software that supports the expansion of IBKR brokerage business into new markets around the world.
  • Optimize and refactor existing code for improved reliability and performance.
  • Write and maintain design and engineering documentation.

Which skills are required

  • Bachelor’s or master’s degree in Computer Science, or related degree.
  • Minimum 5 years of professional programming experience.
  • At least 3 years of Java programming experience.
  • Python, Perl or similar scripting language experience.
  • Relational databases experience (Oracle).
  • Strong analytical skills.
  • Good communication skills.

What we’d also love to see

  • Prior experience in finance
  • An ambitious and diligent individual
  • An innovative mindset with a drive to improve upon existing systems
  • A desire to solve complex problems To be successful in this position, you will have the following:
  • Self-motivated and able to handle tasks with minimal supervision.
  • Superb analytical and problem-solving skills.
  • Excellent collaboration and communication (Verbal and written) skills.
  • Outstanding organizational and time management skills.

Company Benefits & Perks

  • Competitive salary, annual performance-based bonus, and stock grant awards
  • 401(k) retirement plan with competitive company match
  • Excellent health and wellness benefits, including medical, dental, and vision benefits. 100% employer-paid medical premiums, with generous employer contributions to dental & vision plans as well.
  • Wellness screening and assessments, health coaches, and counseling services through an Employee Assistance Program (EAP)
  • Generous paid parental leave (up to 16 weeks paid parental leave for eligible employees)
  • Company-paid basic life insurance, accidental death & dismemberment (AD&D), and short- and long-term disability coverage
  • Flexible Spending Accounts (Healthcare, Dependent Care, and Commuter FSAs)
  • Quarterly fitness stipend to offset costs associated with traditional gym and fitness memberships or fees
  • Education reimbursement and professional development opportunities
  • Legal services, telehealth access, and voluntary insurance options
  • Backup child and adult care support through Care.com
  • Daily lunch allowance and fully stocked kitchen with healthy breakfast and snack options

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