OMS Principal Software Engineer

OMS Principal Software Engineer (US Based) FactSet creates flexible, open data and software solutions for over 200,000 investment professionals worldwide, providing instant access to financial data and analytics that investors use to make crucial decisions. We are seeking a talented Principal Software Engineer to advance our OMS platform through hands‑on technical leadership, architectural design, and strategic engineering direction. You will ensure the integration of high‑performance Java backend systems with responsive, modern frontend applications, working across both new product initiatives and the modernization of existing systems. As a technical leader, you will mentor colleagues, champion engineering best practices, and set standards that drive our trading solutions into the future. Responsibilities Serve as a technical authority for both backend (Java) and frontend development, guiding architectural decisions and hands‑on implementation. Lead the design and development of scalable, high‑performance OMS features, enhancing both new products and existing solutions. Collaborate with cross‑functional teams to ensure seamless integration between backend services and frontend user interfaces, leveraging our established tech stack. Define and promote engineering strategy, standards, and best practices across the organization. Mentor and support other engineers, fostering technical growth and excellence. Drive system modernization initiatives in performance, reliability, and maintainability, including refactoring and technology upgrades. Participate in code reviews, technical design sessions, and problem resolution to ensure consistently high‑quality deliverables. Lead by example through hands‑on coding and detailed technical contributions. Required Qualifications 8+ years of software engineering experience with a strong emphasis on enterprise Java development and frontend development. Proven experience architecting and delivering large‑scale distributed systems. Deep understanding of software architecture, design patterns, algorithms, and data structures. Track record of setting technical direction and mentoring engineering teams. Outstanding problem‑solving and communication skills. Preferred Qualifications Experience in financial trading application development, especially with OMS, EMS, or similar systems. Familiarity with multi‑threaded programming, high‑performance/low‑latency architectures, and scalable frontend systems. Knowledge of trading workflows, FIX protocol, or market data integration. Leadership in driving system modernization and technology evolution in enterprise environments. Education Bachelor’s degree in computer science or a related field. The budgeted salary range for this position in the states of Connecticut and New York is $190,000.00 - $240,000.00. Company Overview FactSet (NYSE:FDS | NASDAQ:FDS) helps the financial community to see more, think bigger, and work better. Our digital platform and enterprise solutions deliver financial data, analytics, and open technology to more than 8,200 global clients, including over 200,000 individual users. Clients across the buy‑side and sell‑side, as well as wealth managers, private equity firms, and corporations, achieve more every day with our comprehensive and connected content, flexible next‑generation workflow solutions, and client‑centric specialized support. As a member of the S&P 500, we are committed to sustainable growth and have been recognized among the Best Places to Work in 2023 by Glassdoor as a Glassdoor Employees’ Choice Award winner. At FactSet, we celebrate difference of thought, experience, and perspective. Qualified applicants will be considered for employment without regard to race, color, religion, national origin, sex, sexual orientation, gender identity, disability, protected veteran status or other characteristics protected by law. FactSet participates in E‑Verify. Seniority level Mid‑Senior level Employment type Full‑time Job function Engineering and Information Technology #J-18808-Ljbffr