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. Sr. Software Developer (Greenwich, CT) (Hybrid: Remote work permissible 2 days. Must work from Greenwich office 3 days/week) (multiple positions) Design and develop scalable high-performance software applications for financial brokerage firm. Optimize systems to support low-latency, high-throughput financial transactions and enabling real-time order execution. Create technical specifications from business requirements. Transform the architecture of existing systems to improve their scalability, extensibility, and reliability. Maintain Oracle databases to support large-scale data storage, ensuring high availability, consistency, and security. Conduct advanced research on emerging technologies to propose solutions for business challenges. Create and maintain technical strategies, designs, and roadmaps. Collaborate with other teams to define and deploy new software features. Hybrid: Remote work permissible 2 days/week. Must work from Greenwich office 3 days/week.