Senior Software Engineer

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

The Senior Software Engineer is a member of the Data & AI Engineering team responsible for designing, developing, and maintaining modern, scalable web applications that support the Firm’s technology and business objectives. This position develops full-stack solutions using technologies such as .NET, React/Next.js, and Azure; contributes to technical design and architecture; and partners with product managers, designers, engineers, and other stakeholders to deliver reliable, secure, and maintainable applications.

Duties and Responsibilities:

• Design, develop, test, deploy, and maintain scalable full-stack applications using technologies such as .NET, React/Next.js, and Azure.
• Own the delivery of complex features from technical design through implementation, deployment, and production support, ensuring solutions meet business and technical requirements.
• Collaborate with product managers, designers, engineers, and other stakeholders to define requirements and deliver new application capabilities.
• Develop clean, maintainable, and well-tested code with attention to application performance, reliability, observability, and maintainability.
• Participate in code reviews and provide technical feedback to improve code quality, consistency, and knowledge sharing across the team.
• Contribute to application architecture and recommend improvements to systems, development practices, and technical standards.
• Monitor, troubleshoot, and improve application performance across front-end applications, APIs, services, and database interactions.
• Apply security best practices throughout application development, including authentication, authorization, and data protection.
• Partner with DevOps and other technical teams to support CI/CD pipelines, cloud deployments, and reliable production operations in Azure.
• Provide technical guidance, coaching, and support to less experienced engineers and contribute ideas for continuous improvement based on emerging technologies and engineering practices.

Education and Experience: Required:

• Bachelor’s degree in Computer Science, Software Engineering, a related field, or equivalent work experience.
• A minimum of 5 years of experience in software development, including experience developing full-stack applications.
• Advanced knowledge of modern web application development technologies and practices, including experience with .NET, React/Next.js, Azure, or comparable technologies.
• Experience designing and developing scalable APIs and/or services.
• Experience working with relational and/or NoSQL databases, such as SQL Server or PostgreSQL.
• Experience with version control systems, such as Git, and Agile software development practices.
• Demonstrated experience delivering production-quality software with attention to performance, reliability, observability, security, and maintainability.

Preferred:

• Experience with containerization and orchestration technologies such as Docker, Kubernetes, or Azure Container Apps.
• Experience with cloud-native or serverless architectures.
• Experience with automated testing frameworks and practices.
• Experience with Azure or another major cloud platform.
• Experience developing or integrating AI-enabled capabilities, including search, summarization, knowledge assistants, or LLM/AI services.

Other Skills and Abilities:

The following will also be required of the successful candidate:

• Strong organizational skills
• Strong attention to detail
• Good judgment
• Strong interpersonal communication skills
• Strong analytical and problem-solving skills
• Able to work harmoniously and effectively with others
• Able to preserve confidentiality and exercise discretion
• Able to work under pressure
• Able to manage multiple projects with competing deadlines and priorities

#LI-MR1

#LI-Hybrid

Applicants must be authorized to work in the United States without the need for employer sponsorship, now or in the future

The target salary range for this role is:

$93,900 - $147,500 if located in Illinois, New York, or Texas.

Salaries vary by location and are based on numerous factors, including, but not limited to, the relevant market, skills, experience, and education of the selected candidate. Our compensation package also includes bonus eligibility and a comprehensive benefits program. Benefits information can be found at Sidley.com/Benefits.

To perform this job successfully, an individual must be able to perform the Duties and Responsibilities above satisfactorily and meet the requirements. The requirements listed above are representative of the minimum knowledge, skill, and/or ability required. Reasonable accommodations will be made to enable individuals with disabilities to perform the essential functions of the job. If you need such an accommodation, please email [e-mail] (current employees should contact Human Resources).

Sidley Austin LLP is an Equal Opportunity Employer.