Senior Software Developer - Client Tax

Interactive Brokers • Greenwich, CT

3h • Hybrid

About The Position

Interactive Brokers Group, Inc. is a global financial services company seeking a Senior Software Developer for their Client Tax (TaxCust) group. This team is responsible for the development and maintenance of systems that support client-facing tax operations, including tax form collection and reporting, Oracle data models, XML schemas, and Java-based processing programs. The role involves working at the intersection of financial services and enterprise software engineering to build and evolve mission-critical systems.

Requirements

• Strong database knowledge and experience, including data modeling and design
• Experience working with large-scale data repositories
• Strong object-oriented software development skills, with hands-on experience in Java, Spring, and REST APIs
• Demonstrated ability to extract technical specifications from business requirements
• Proven ability to plan, implement, and lead complex software projects from inception to delivery
• Detail-oriented and quality-focused mindset with a commitment to engineering excellence

Nice To Haves

• Familiarity with US and international tax regulations and reporting requirements
• Knowledge of or experience with IRS tax forms (W-8, W-9) and IRS tax reporting (1099)
• Knowledge of or experience with CRS (Common Reporting Standard) tax reporting

Responsibilities

• Maintaining and improving the enterprise brokerage tax form collection and reporting system
• Maintaining and improving related Oracle data models and XML schemas
• Maintaining and improving processing and reporting Java programs
• Extracting technical requirements from business specifications for the tax form collection and reporting system
• Planning and implementing end-to-end system improvements across the full technology stack
• Analyzing and resolving production incidents, ensuring system stability and reliability
• Analyzing resource usage and scalability bottlenecks and implementing targeted improvements
• Planning and implementing a transition from a bulk processing model to an event-based processing architecture

Benefits

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

What This Job Offers

• Job Type: Full-time
• Career Level: Senior
• Education Level: No Education Listed