[Skip to main content](#main-content) [OpenNash Jobs](https://jobs.opennash.com/) [Hiring report](/reports/hiring/) · [All Interactive Brokers Group jobs](https://jobs.opennash.com/companies/interactive-brokers-group/) · [Search jobs](/search/) Interactive Brokers Group · Greenwich, CT # Sr. Software Engineer Greenwich, CT, US Full-time Senior individual contributor Software Engineering Listed on Interactive Brokers Group’s official careers site. Posted June 29, 2026. Check that it is still open and apply there. [Apply on Interactive Brokers Group’s careers site →](https://jobs.dayforcehcm.com/en-US/ibgllc/CANDIDATEPORTAL/jobs/687) [OpenNash Jobs](https://jobs.opennash.com/) / [Interactive Brokers Group](https://jobs.opennash.com/companies/interactive-brokers-group/) / Sr. Software Engineer ## 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 Hybrid role (3 days in office /2 days remote) ### About the role We are looking for a knowledgeable C++ Developer to work under the general supervision of a team of application programmers, with good technical knowledge. Ability to communicate effectively understanding complex problems and explain their solution with extreme attention to detail. The position is well-suited for an organized individual who can meet deadlines, follow written procedures while supporting the team and collaborating to service improvements. You will be responsible for: - Design, implement and deliver high quality software solutions that conform to architectural standards - Manage and 'own' significant development tasks end-to-end (from business requirements analysis to 3rd level production support) - Demonstrate excellent collaboration / communication skills in working closely with other development teams to roll-out important changes and applications What you will need to have: - Bachelor’s in Computer Science, Mathematics, Physics or similar (masters/PhD a plus). - Experience of atleast 3 years in software development in C++, Object Oriented Programming, Networking, STL at educational and/or professional level. - In-depth understanding of OOP, design patterns, data structures, algorithms, and concurrency - Proficiency in Linux / UNIX / shell scripting. ### Knowledge developing and debugging in C/C++ Company Benefits - 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 ## At a glance - Posted by the employer: Jun 29, 2026 - First seen by OpenNash: Jul 10, 2026 - Last checked: Oct 17, 2026 - Listed for: 110 days - Location: Greenwich, CT, US - Employment type: Full-time[Apply on Interactive Brokers Group’s careers site →](https://jobs.dayforcehcm.com/en-US/ibgllc/CANDIDATEPORTAL/jobs/687) ## More jobs at Interactive Brokers Group ### [Java Web Application Developer](https://jobs.opennash.com/companies/interactive-brokers-group/jobs/3c686cd2d6b52b15efe2/) Greenwich, CT, US ### [Senior Frontend Developer](https://jobs.opennash.com/companies/interactive-brokers-group/jobs/a902893454db18007774/) Greenwich, CT, US ### [Senior Java Developer](https://jobs.opennash.com/companies/interactive-brokers-group/jobs/36470cfa2cae82886ecb/) Greenwich, CT, US ### [Senior Software Developer - Client Tax](https://jobs.opennash.com/companies/interactive-brokers-group/jobs/908fd0fe87afccf6e651/) Greenwich, CT, US ### [Senior Software Developer - Python](https://jobs.opennash.com/companies/interactive-brokers-group/jobs/a33fa82237b3f4c9dda4/) Greenwich, CT, US ## Similar jobs at other companies ### [Software Engineer/Sr. Software Engineer](https://jobs.opennash.com/companies/microsoft/jobs/194f63de625f0dce008e/) Microsoft · United States, Washington, Redmond ### [Senior Software Engineer/Software Engineer II](https://jobs.opennash.com/companies/microsoft/jobs/533e77af5ee9c7fa5145/) Microsoft · United States, Washington, Redmond ### [Software and Data Engineer - Software Engineer III- Agentic Pricing](https://jobs.opennash.com/companies/jpmorganchase/jobs/1adbc421af4b64b8e0c5/) JPMorganChase · Jersey City, NJ, United States ### [Software Developer/Software Engineer in Test](https://jobs.opennash.com/companies/general-dynamics/jobs/229bce1af89aceaed99c/) General Dynamics · Falls Church, VA, US ### [Software Engineer II – Embedded Software](https://jobs.opennash.com/companies/bae-systems/jobs/9325424177b18e460029/) BAE Systems · Merrimack, New Hampshire, United States OpenNash lists jobs from employers’ own careers sites and does not handle applications. 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