Principal Software Architect (Full Stack, Design and Develop Financial Trading Applications)

Location: New York, NY, USA, London, GBR

Time Type: Full time

Job Description

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.

At FactSet, our values are the foundation of everything we do. They express how we act and operate, serve as a compass in our decision-making, and play a big role in how we treat each other, our clients, and our communities. We believe that the best ideas can come from anyone, anywhere, at any time, and that curiosity is the key to anticipating our clients’ needs and exceeding their expectations.

Position Overview:

We are seeking a talented Principal Software Architect to advance our Middle Office platform through hands-on technical leadership, architectural design, strategic engineering direction, and hands on contributions. The tech stack is Java with some Python, and JavaScript. We are looking for a solid engineer who can drive good design, scalability, and testing.

As a technical leader, you will mentor colleagues, champion engineering best practices, and set standards.

Responsibilities:

• Lead the design and development of scalable, high-performance features, enhancing both new products and existing solutions.
• Collaborate with other architects and LiquidityBook teams to ensure cohesive designs and products
• 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.
• Drive automated testing practices
• Lead by example through hands-on coding and detailed technical contributions.

Required Qualifications:

• 8+ years of software engineering experience with a strong emphasis on both backend and frontend development
• Bachelors degree in computer science or relevant work experience
• Proven experience architecting and delivering large-scale distributed systems.
• Track record of setting technical direction and mentoring engineering teams.
• Outstanding problem-solving and communication skills.
• Bachelors degree in computer science or relevant

Preferred Qualifications:

• Experience in financial trading application development, especially with OMS, EMS, or similar systems.
• Fullstack developer, experienced with Java
• Familiarity with high-performance/low-latency architectures
• Knowledge of trading workflows or FIX protocol
• Leadership in driving system modernization and technology evolution in enterprise environments.