Senior Software Engineer (Python & Agentic AI) Full Time

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.

The Services organization focuses on evolving FactSet’s global service delivery model by streamlining operational workflows and improving data quality, transparency, and efficiency. This includes core platforms such as Portfolio Reconciliation Utility, Portfolio Health, Lifecycle Dashboards, and Portfolio Services Dashboards—foundational capabilities that support FactSet’s growing Managed Services and Portfolio Services business.

The Services Engineering team builds and operates workflow- and data-intensive platforms that provide transparency into data processing pipelines, ensure data accuracy and completeness, and deliver reliable, presentation-ready outputs at scale.

We are seeking a Senior Software Engineer to join our Services Engineering team as a senior individual contributor. This role focuses on improving Services efficiency by building scalable platforms and tooling that help automate workflows and scale the Services platform. The ideal candidate combines strong hands-on engineering skills with architectural thinking and the ability to lead through technical influence.

As a key member of the team, you will collaborate closely with the FactSet AI group, working with cutting-edge agentic technologies to deliver our Services Agent workflow. You’ll leverage your deep engineering expertise and architectural vision to influence technical decisions, shape best practices, and mentor fellow engineers.

What You’ll Do

• Design, build, and evolve scalable software solutions and tooling to improve operational efficiency and scalability across the Services platform
• Design and implement an evaluation framework for MCP servers and tools in the Services ecosystem
• Lead technical implementation of automation and tooling initiatives that support growth of managed and operational services
• Contribute hands-on to complex codebases, system integrations, and critical production workflows
• Partner with Product Management, Operations, and other engineering teams to translate business needs into effective technical solutions
• Participate in technical design reviews and help guide architectural decisions to ensure maintainability and long-term scalability
• Collaborate with clients and internal stakeholders to understand service workflows, constraints, and evolving requirements
• Mentor and support other engineers through code reviews, technical guidance, and best practice sharing
• Help drive engineering excellence around code quality, testing, reliability, and operational best practices

Required Skills

What We’re Looking For

• 5+ years of professional software engineering experience
• Strong hands-on full stack development experience with Python, VueJS/Typescript, PostGres or similar relational database
• Familiarity with LangChain, LangSmith, or similar AI frameworks.
• Familiarity with MCP protocol implementation and related standards.
• Solid foundation in system design and architecture for scalable, production-grade systems
• Experience building or operating data-intensive, workflow-driven, or service-oriented platforms
• Strong understanding of data structures, algorithms, and software engineering principles
• Strong communication skills and ability to collaborate effectively across teams

Desired Skills

• Experience designing and building chat-based interfaces, agent-driven systems, or conversational workflows
• Experience with C#, NodeJS
• Familiarity with patterns for orchestration, automation, and event-driven systems
• Familiarity with cloud-native architectures and modern data platforms
• Experience designing tooling to improve operational efficiency
• Experience working in Agile development environments

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 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