We are looking for an engineer to help build and maintain Excel add-ins that power our trading simulations and reporting workflows. You’ll work on both VBA macros and C# add-ins (.xlam, .xll, Excel-DNA), adding new features, improving performance, and ensuring compatibility with modern Excel environments. Responsibilities
Excel Add-ins
Develop and maintain Excel add-ins using VBA and C#. Add new features (e.g., option contract support, trading functions). Refactor legacy ‘.xlsm’ code into ‘.xlam’ add-ins where possible. Ensure compatibility across VBA, C#, and modern Office add-in frameworks. Integration & APIs
Connect Excel add-ins to databases (SQL Server/PostgreSQL) and external APIs. Support integration with C# backend logic and modern add-in components. Testing & Documentation
Write user guides and developer handoff documentation. Ensure performance and reliability in production Excel environments. Requirements
Must-Have Skills:
C#/.NET experience with Excel add-ins (.xll, Excel-DNA). Familiarity with Excel object model (worksheets, ranges, tables). Debugging and troubleshooting Excel automation. Git/GitHub workflows. Nice-to-Have:
Experience with TWS API or other financial data APIs. Knowledge of trading/financial data workflows. Basic SQL for database-connected macros and add-ins. Eligible applicants must be:
Graduated from electrical engineering, software engineering, computer science, or a closely related program.