Senior .NET Software Engineer – API & Web Apps

Intercontinental Exchange Holdings, Inc.; Jacksonville (FL); On-site; USD 95,000 - 130,000; Full time

Job summary

Intercontinental Exchange, Inc. is seeking a .NET Software Engineer in Jacksonville, FL to develop and maintain serving technologies applications for a high-profile client account.

You will lead design, coding, testing, and collaboration with cross-functional teams to deliver robust enterprise solutions. The role requires 5+ years in .NET development, strong SQL Server experience, REST APIs, and familiarity with Git and Visual Studio.

Qualifications

• Bachelor’s degree in computer science or related field.
• 5+ years of programming experience in enterprise settings.
• Experience with C# and .NET web applications.
• Experience with SQL Server and stored procedures.
• Knowledge of Web APIs/REST APIs and API development.
• Familiarity with Git and Visual Studio; strong communication skills.

Responsibilities

• Design and develop applications, migrations, and enhancements.
• Participate in project meetings with technical staff and stakeholders.
• Define design requirements and align with project specifications.
• Review ongoing development for design compliance and standards.
• Develop and review test protocols and evaluate results.
• Mentor junior developers and provide technical guidance when needed.

Skills

C# / .NET

SQL Server

Web APIs / REST APIs

Git & Visual Studio

AI-assisted development

Communication skills

Education

Bachelor’s Degree in Computer Science or related field

Tools

Visual Studio

SQL Server Management Studio

Job description

Intercontinental Exchange, Inc. is seeking a .NET Software Engineer in Jacksonville, FL to develop and maintain serving technologies applications for a high-profile client account.

You will lead design, coding, testing, and collaboration with cross-functional teams to deliver robust enterprise solutions. The role requires 5+ years in .NET development, strong SQL Server experience, REST APIs, and familiarity with Git and Visual Studio.