Full Time

Senior Software Engineer (C#)

StoneX Group Inc.
Winter Park, FL
$115,000 - $165,000* / year (about $55–$79 an hour)

Job Description

About this kind of role

What a Senior Software Engineer (C#) usually does. The employer's own details are in the listing.

Typically does: Designs, develops, and tests software solutions, often focusing on complex features or system integrations. Senior Software Engineers write clean, efficient, and well-documented code, and participate in code reviews to maintain quality. They may mentor junior engineers and contribute to architectural decisions, ensuring scalability and maintainability. This role often involves collaborating with product managers, designers, and other engineers throughout the software development lifecycle.

Tools and skills: Proficiency in C#, .NET framework, object-oriented programming principles, and experience with databases like SQL Server or similar relational database management systems is generally required.

Good fit for: Individuals with strong problem-solving abilities, a passion for software development, and a desire to lead and mentor others typically thrive in this role.

Miscellaneous Community and Social Service Specialists: 762,000 people in the US, paid from $35,620 a year (the lowest 10%) to $80,940 (the top 10%), with $49,380 in the middle, in May 2025. See these jobs →

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