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.  

FactSet is a leading global provider of financial data, analytics, and software solutions, empowering the world’s top investment professionals to outperform in dynamic markets. With over $2.2 billion in annual revenue (FY2026), FactSet supports more than 7,500 clients, including asset managers, investment banks, and hedge funds by delivering flexible, open technology powered by instant access to high-quality financial and market data. Headquartered in Norwalk, CT, FactSet now employs over 12000 professionals across  global offices in North America, Europe, and Asia Pacific, and is recognized as one of Fortune’s “Most Admired Companies” with a reputation for innovation and client-centric solutions.

The Front Office Solutions team at FactSet delivers market-leading products and services for Portfolio Managers and Traders spanning the entire Portfolio Lifecycle. Our offerings, including Portfolio Management Hub (PMHub), LiquidityBook, Portware/FactSet EMS  are designed for seamless integration, supporting clients’ evolving workflows from analysis through execution.

Within this, the EMS – Engineering team is driving a major modernization initiative. We are rebuilding the Portware Enterprise trading platform from a monolithic architecture to a cloud-native, multi-tenant, auto-scalable, distributed micro services ecosystem, integrating FactSet’s best-of-breed suites to empower client workflows at scale.

We are seeking a visionary Principal Software Architect to provide technical leadership and architectural direction for this ambitious transformation.

Responsibilities:

Architect and drive scalable, resilient, and maintainable software solutions that meet and exceed functional, performance, and reliability expectations.Serve as a technology leader, mentoring engineering teams and championing best practices in software design and development.Lead innovative proof-of-concept and prototyping efforts to evaluate new technologies and integration approaches across Trading Solution products.Take an active hands-on role in key design and development phases, including coding and solution reviews.Evangelize adoption of modern technologies, patterns, and tools that increase business agility and developer productivity.Collaborate extensively with cross-functional stakeholders: including engineers, product managers, and senior leadership—to align technical strategy with business objectives.Operate effectively in a dynamic, fast-paced, agile work environment.

Required Skills:

Minimum 20 years of software engineering experience, including leading the architecture of complex, multi-team projects and SaaS products.At least 3 years architecting and implementing distributed, large-scale systems (microservices, cloud).Proven expertise building performant cloud-native solutions, with hands-on experience in AWS (Lambdas, ECS/EKS, S3, IAM, networking, etc).Deep understanding of microservices architecture, containerization, service discovery, security, and scaling.Mastery of modern software engineering principles (CI/CD, DevOps, automation, observability).Strong domain experience integrating real-time messaging technologies (Kafka, etc), ideally within financial/trading platforms.Advanced proficiency in core Java; familiarity with modern web UI frameworks (React, Angular, etc) is valued.Exceptional communication skills for audience ranging from technical engineers to product/business leadership.Bachelor’s or Master’s Degree in Computer Science, Software Engineering, or related field.Experience with relational databases (PostgreSQL, Oracle, MySQL).

Highly Desired:

Extensive experience architecting systems to ingest, process, and analyze large datasets in real time.Expertise designing modern APIs (REST, gRPC, GraphQL) for high-performance, client-facing solutions.Comprehensive understanding of trading system workflows,real-time market data, order management, execution, and post-trade processes.AWS Solutions Architect certification.

Join FactSet to architect the future of trading technology, driving innovation at the intersection of finance and engineering for the world’s leading investment professionals.

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. Learn more at www.factset.com and follow us on X and LinkedIn. 

At FactSet, we celebrate difference of thought, experience, and perspective. Qualified applicants will be considered for employment without regard to characteristics protected by law.