Principal Full-Stack Software Engineer C#/.NET (Flex Hybrid)

Principal Full-Stack Software Engineer C# / .NET (Flex Hybrid)

Position Title : Principal Full-Stack Software Engineer C# / .NET

Department : Systems Development

Division : Cboe Data and Access Solutions

Location : Flex / Hybrid near a Cboe office (Lenexa, Chicago or NYC)

Position Summary : Cboe Data and Access Solutions division is looking for a highly skilled and experienced Principal Software Engineer to join our team. This role is perfect for a seasoned engineer who is an expert in .NET / C# server-side development with some exposure to front-end technologies like ReactJS. You will be responsible for designing and implementing scalable back-end systems that power high-performance React-based front-end applications, particularly in financial analytics, execution, and risk management platforms. The ideal candidate has extensive experience in developing and engineering complex and performant server-side applications with expertise in real-time data processing, web streaming technologies, RESTful APIs, and securing applications and communications to deliver enterprise-grade software solutions.

Key Responsibilities :

• Lead the design, architecture, and implementation of scalable server-side applications using C# / .NET.
• Collaborate with front-end teams (using ReactJS) to ensure smooth and performant integration between the back-end and UI.
• Work closely with cross-functional teams, including product management, to understand requirements and deliver high-quality, well-architected solutions.
• Implement server communications leveraging secure APIs using streaming and RESTful transport protocols.
• Implement secure authentication and authorization mechanisms using OpenID Connect and OAuth.
• Ensure code quality through best practices, including unit testing, integration testing, and code reviews.
• Drive technical decisions and provide mentorship to other developers on the team.
• Independently research and resolve complex technical problems.
• Optimize application performance through analysis and tuning.
• Implement security code scanning and update software code to resolve security issues.
• Manage technical debt and help evolve the architecture to support future business needs.
• Self-manage assigned projects to ensure successful completion in designated time frames.
• Stay up to date with emerging technologies and frameworks, continuously improving and innovating our stack.

Qualifications :

Skills & Requirements

Advanced expertise in C# / .NET and ASP.NET for building scalable, high-performance back-end services.

Expertise in implementing authentication and authorization using OpenID Connect, OAuth 2.0, and related security standards.

Familiarity with Agile / Scrum methodologies and DevOps practices (CI / CD pipelines, automated testing, etc.).

Experience with financial industry systems.

We offer :

Salary Information :

The national new hire base pay range for this job in the United States is $165,750-$204,750. This range represents the minimum and maximum base pay the company expects to offer for new hires working in the position full time.

Geographic Differentials :

110% : Austin TX, Chicago IL, Denver CO, San Diego CA

115% : Los Angeles CA, Seattle WA

120% : Boston MA, Washington DC

125% : New York City NY

130% : San Francisco CA

Any communication from Cboe regarding this position will only come from a Cboe recruiter who has a @cboe.com email or via LinkedIn Recruiter. Cboe does not use any other third party communication tools for recruiting purposes.

Are you the right applicant for this opportunity Find out by reading through the role overview below.

J-18808-Ljbffr

Remote working / work at home options are available for this role.

Salary : $165,750 - $204,750