Senior Software Engineer

Role overview

Build and improve an Excel add-in that brings cloud-based AI capabilities into financial analysis workflows. The role combines desktop software engineering with complex integrations, with a focus on keeping the add-in responsive and reliable across enterprise environments. Work includes shaping architecture and development practices as well as delivering features that help analysts work with market data and financial models in Excel.

Responsibilities - Design and build a production-grade Excel add-in that connects spreadsheet workflows to cloud services. - Work with Excel’s object model, calculation engine, and event system to deliver features that feel native. - Support enterprise use cases involving multiple Excel versions, corporate proxies, single sign-on, offline operation, and IT restrictions. - Optimize responsiveness, memory use, error recovery, and overall stability so complex operations do not disrupt Excel. - Translate financial users’ needs into usable interfaces for advanced AI capabilities. - Establish and share practices for testing, deployment, and monitoring Office add-ins, and mentor teammates.

Requirements - At least five years building production software, including substantial desktop application or Office add-in experience. - Strong C# and .NET skills, plus knowledge of asynchronous programming, state management, and event-driven design. - Experience with enterprise software deployment, updates, and version management. - Track record of building performant, reliable software with robust error handling and recovery. - Strong debugging skills for integration issues and memory or performance problems. - Ability to mentor others and apply testing practices suited to desktop software.

Nice to have

Experience with VSTO or COM add-ins, Excel’s calculation engine and object model, AWS, financial modeling or trading workflows, web technologies, financial data formats, offline synchronization, or real-time and streaming systems.