Senior .NET & React Engineer — Hybrid (Chicago)

Northern Trust Corp; Chicago (IL); Hybrid; USD 115,000 - 195,000; Full time

Benefits offered by this job

401k and pension

Health, dental, vision benefits

Paid time off

Job summary

Northern Trust is seeking a Senior Software Engineer to design, develop, and modernize scalable enterprise apps using .NET Core for backend services and React for frontend experiences. You will ensure security, performance, and reliability while collaborating with architecture, product, and operations teams.

The role emphasizes API-first design, cloud-native patterns in Azure, and strong testing, mentoring, and incident-resolution contributions in a hybrid Chicago environment.

Qualifications

• 4+ years of professional software engineering experience.
• Strong proficiency in C# and .NET / ASP.NET Core.
• Proven experience building micro-frontends (MFEs) with React and TypeScript.
• Experience with relational databases such as SQL Server.

Responsibilities

• Design, develop, and modernize scalable enterprise applications.
• Build RESTful APIs and backend services with .NET/ASP.NET Core.
• Develop frontend interfaces with React and TypeScript; create reusable components.
• Apply CI/CD best practices and drive automated testing and code reviews.
• Collaborate with architects, product owners, and cross-functional teams.

Skills

C#

NET/ASP.NET Core

React

TypeScript

REST APIs

SQL Server

Azure

Docker

Education

Bachelor's or Master’s degree in Computer Science, Engineering, or related field

Tools

Agentic AI SDLC

Job description

Northern Trust is seeking a Senior Software Engineer to design, develop, and modernize scalable enterprise apps using .NET Core for backend services and React for frontend experiences. You will ensure security, performance, and reliability while collaborating with architecture, product, and operations teams.

The role emphasizes API-first design, cloud-native patterns in Azure, and strong testing, mentoring, and incident-resolution contributions in a hybrid Chicago environment.