Sr. Software Engineer

A growing financial technology organization is seeking a Senior Software Engineer to join a team responsible for mission-critical transaction and trading systems. This role will focus on designing, developing, and enhancing highly available software platforms that support complex business processes in a fast-paced financial environment. The ideal candidate is a proven engineer who enjoys solving difficult technical problems, building scalable systems, and supporting business-critical applications. What's the job? - Design and develop backend services using Java

• Build and maintain REST and gRPC APIs
• Support high-performance transaction-processing systems
• Collaborate with product managers and engineering teams to design scalable solutions
• Contribute across the full software development lifecycle
• Participate in architecture, design, testing, deployment, and maintenance efforts
• Improve reliability, scalability, and performance of existing systems
• Support integration and data-processing workflows What's needed? - 8+ years of software engineering experience
• Strong Java development experience
• Experience building backend APIs and distributed systems
• Strong SQL/database skills
• Experience delivering production-grade software
• Strong problem-solving and communication skills
• Ability to operate in business-critical environments
• Financial services or fintech experience preferred
• Asset management experience preferred
• Trading platform experience preferred
• Order management systems experience preferred
• TypeScript experience preferred
• OCI, AWS, or Azure experience preferred
• Experience supporting transaction-intensive applications preferred Key Details - Compensation: $140,000–$150,000 base salary
• Location: Oak Brook, IL
• Work Model: Hybrid (4 days per week onsite)
• Benefits: Medical, dental, and vision insurance
• Employment Type: Direct Hire
• Bonus: Eligible to earn a 5% bonus
• Collaborative engineering culture
• High-impact, business-critical technology environment Ready to take the next step in your career? Apply today. We're actively interviewing and excited to meet you.