Senior Full-Stack Engineer • .NET/React + Azure

Sidley Austin; Chicago (IL); Hybrid; USD 94,000 - 148,000; Full time

Job summary

Sidley Austin LLP in Chicago, IL is seeking a Senior Software Engineer to join the Data & AI Engineering team. You will design, develop, and maintain modern web applications using .NET, React/Next.js, and Azure, contributing to scalable, secure solutions that support the Firm’s objectives.

This role requires at least 5 years of full-stack experience, a strong foundation in API design, and collaborative problem solving.

Qualifications

• Bachelor’s degree in Computer Science, Software Engineering, or related field.
• At least 5 years of software development experience, including full-stack work.
• Advanced knowledge of .NET, React/Next.js, and Azure.
• Experience designing scalable APIs and working with relational or NoSQL databases.
• Proficiency with Git and Agile software development practices.

Responsibilities

• Design, develop, test, deploy, and maintain scalable full-stack applications using .NET, React/Next.js, and Azure.
• Own the delivery of complex features from design through production support, meeting business and technical requirements.
• Collaborate with product managers, designers, engineers, and other stakeholders to define requirements and deliver new capabilities.
• Develop clean, well-tested code with attention to performance, reliability, observability, and maintainability.
• Participate in code reviews and provide technical feedback to improve code quality and knowledge sharing.
• Contribute to architecture and recommend improvements to systems and standards.
• Monitor, troubleshoot, and improve application performance across front-end, APIs, and databases.
• Apply security best practices including authentication, authorization, and data protection.
• Support CI/CD pipelines and cloud deployments in Azure; partner with DevOps teams for reliable production operations.
• Provide technical guidance to junior engineers and drive continuous improvement via emerging technologies.

Skills

.NET

React/Next.js

Azure

APIs

Git

Agile

Web security

Education

Bachelor’s degree in Computer Science or related field

Tools

Git

CI/CD

SQL Server

PostgreSQL

Job description

Sidley Austin LLP in Chicago, IL is seeking a Senior Software Engineer to join the Data & AI Engineering team. You will design, develop, and maintain modern web applications using .NET, React/Next.js, and Azure, contributing to scalable, secure solutions that support the Firm’s objectives.

This role requires at least 5 years of full-stack experience, a strong foundation in API design, and collaborative problem solving.