Software Engineer II

Interactive Brokers Group, Inc. (Nasdaq: IBKR) is a global financial services company headquartered in Greenwich, CT, USA, with offices in over 15 countries. We have been at the forefront of financial innovation for over four decades, known for our cutting-edge technology and client commitment.

IBKR affiliates provide global electronic brokerage services around the clock on stocks, options, futures, currencies, bonds, and funds to clients in over 200 countries and territories. We serve individual investors and institutions, including financial advisors, hedge funds and introducing brokers. Our advanced technology, competitive pricing, and global market help our clients to make the most of their investments.

Barron's has recognized Interactive Brokers as the #1 online broker for six consecutive years. Join our dynamic, multi-national team and be a part of a company that simplifies and enhances financial opportunities using state-of-the-art technology.

This is a hybrid role (3 days in the office/2 days remote).

About Your Team

Interactive Brokers is seeking an experienced Full Stack Java Developer to join a small, high-impact team responsible for the development and maintenance of CoChMA (Client-risk Operations and Control Hub for Monitoring Applications), our integrated client services risk management platform, along with various other internal risk and margin systems. These tools are mission-critical, actively utilized by the Client Risk Management (CR) team to monitor and mitigate client-facing risk exposure across IBKR's global operations.

What Will Be Your Responsibilities Within IBKR

• Design, develop, and maintain server-side application components using Java and the Vert.x framework.
• Build and enhance front-end interfaces using Vue.js, HTML, and CSS
• Write and optimize complex Oracle SQL queries, stored procedures, and data models to support margin rate governance system, risk and margin reporting.
• Participate in the full software development lifecycle, including requirements analysis, design, implementation, testing, deployment, and maintenance.
• Monitor system health and performance, proactively identifying and resolving issues in production environments.
• Contribute to code reviews, technical documentation, and team knowledge sharing.
• Work independently and take full ownership of assigned modules and features, ensuring timely and high-quality delivery.
• Continuously improve existing systems through refactoring, performance tuning, and adoption of best practices.
• Have a desire to learn about and understand financial instruments and concepts.

• Proven experience as a Full Stack Developer with a strong emphasis on Java back-end development
• Hands-on experience with Vert.x or similar reactive/event-driven Java frameworks
• Proficiency in front-end technologies: Vue.js, JavaScript, HTML5, and CSS3
• Strong working knowledge of Oracle SQL, including query optimization and schema design
• Solid understanding of RESTful API design and integration
• Experience developing and maintaining applications in a financial services or similarly high-stakes environment
• Strong analytical and problem-solving skills with a data-driven mindset
• Ability to work effectively within a small, collaborative team while managing individual responsibilities with a high degree of autonomy

• Experience with Perl and/or Python for scripting, automation, or data processing tasks
• Familiarity with risk management concepts, margin systems, or financial regulatory frameworks
• Exposure to low-latency or high-availability system design
• Experience working in an Agile or iterative development environment

• Detail-oriented self-starter who is comfortable working both independently and collaborating with your team.
• Passionate about writing clean, well-tested, and maintainable code.
• You should have a high level of comfort in an environment of continuous integration and deployment.
• Optimizing, improving, and supporting existing algorithms and systems to reach the goal of highly automated robust systems with full test coverage requiring minimal operational oversight.
• Creating independent automated risk controls and checks to ensure that systems are performing as expected and catching potential errors as soon as possible.
• Developing message-oriented systems, batch processing applications, and web application-based management consoles.
• Continuous learner and will use and/or learn the right language and technology to solve a problem.

• Competitive salary, annual performance-based bonus and stock grant
• Retirement plan 401(k) with a competitive company match
• Excellent health and wellness benefits, including medical, dental, and vision benefits, and a company-paid medical healthcare premium
• Wellness screenings and assessments, health coaches and counseling services through an Employee Assistance Program (EAP)
• Daily company lunch allowance provided, and a fully stocked kitchen with healthy options for breakfast and snack
• Corporate events, including team outings, dinners, volunteer activities and company sports teams
• Education reimbursement and learning opportunities