Senior Java Developer

Senior Java Developer (e-Trading) iO Associates are currently partnered with a leading financial services firm that is building and enhancing a proprietary, high-performance Fixed Income electronic trading platform spanning Credit and Rates products. This is a front-office engineering role partnering directly with traders and quantitative teams to deliver real-time trading applications used for electronic execution across multiple venues.What you will do Design and develop a high-throughput Fixed Income e-trading platform (Credit and Rates)Build real-time trading workflows covering axes, RFQs, and dealer-to-client executionIntegrate and execute orders electronically across multiple ECNs and liquidity venuesEnhance and support existing trading infrastructure and applications across a mixed technology stackDrive architecture and implementation with focus on high availability, scalability, and reusable componentsCollaborate with other Fixed Income front-office teams to promote shared frameworks and common toolingChampion best-practice SDLC, including test-driven development and strong engineering governanceBalance time-to-market delivery with compliance, audit, and control requirementsMentor and support junior developers Required experience 5+ years' experience within financial services (front office preferred)Strong communication skills and confidence working directly with the trading deskStrong software engineering fundamentals: design, coding, testing, debuggingDeep experience in front-office trading systems, specifically e-tradingExpert Java development (10+ years); Python is a plusSolid understanding of Fixed Income pricing and analyticsStrong multithreaded / concurrent programming experienceUnderstanding of Credit market structure across buy-side and sell-sideFIX protocol knowledge is a plusExperience with ION or Broadway API is a plusStrong KDB+/q knowledge is a significant plus Education BS/MS in Computer Science, Engineering, or a related field (or equivalent experience) This role is based in NYC (Hybrid). Sponsorship is not available for this position. Get in touch to apply