Senior Java Developer - Client Portal (DS)

Full-time - Mid Level

Greenwich, CT

About the position

This is a hybrid role (three days in the office/two days remote). Interactive Brokers Group has been consistently at the forefront of trading innovation, starting with the invention of the first floor-based handheld computer in 1983. We pride ourselves on being primarily a technology company and challenging the status quo. We push boundaries to offer our clients the best trading platform with the most sophisticated features at the lowest cost. Software development is the lifeblood of our firm, and it shows in our stellar brokerage platform. Interactive Brokers is regularly recognized as a leader in the financial services industry. The successful candidate will help design, develop and maintain our Web API platform, which currently provides third Parties, clients and IBKR's client-facing applications access to highly critical real-time services required for day-to-day operations. As a member of the Web PI team, you will help shape the platform's future and have various opportunities to grow.

Responsibilities

• Work with business and internal teams, adding new features and interfaces as required.
• Write documentation units and regression tests for new interfaces.
• Write backend services and/or clients that will help expose internal services.
• Provide 3rd Level of support.

Requirements

• Bachelor's or Master's degree in Computer Science or a related field.
• Proven experience as a Java Developer with expertise in Java, Spring, Vert.x.
• Proficiency in using Git version control for code management and collaboration.
• Strong command of RESTful web services and experience in designing and implementing them.
• Experience with JUnit or other testing frameworks for writing unit and integration tests.
• Solid understanding of software development principles and best practices.
• Experience with WebSockets and real-time communication in a Java-based environment.
• Strong problem-solving skills and the ability to work independently and within a team.
• Excellent communication skills and a collaborative mindset.
• Continuous learning and staying up-to-date with the industry.

Nice-to-haves

• Familiarity with cloud technologies (e.g., AWS) is a plus.
• Previous experience with agile development methodologies is a plus.

Benefits

• 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).
• Paid time off and a generous parental leave policy.
• 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.
• Modern offices with multi-monitor setups.