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Senior Net Core Developer Jobs in Plainfield, IL

Donato Technologies, Inc

Net Lead

Chicago, IL · On-site

NET, .NET Core, MS SQL Server, Powershell and Java script Must have experience in Java core Good ... CI/CD , DevOps tools for windows platform Hands-on experience with Test driven development ...

Reddit

Senior Software Engineer, Core Platform

Chicago, IL · Remote

$126K - $166K/yr

The Core Platform team facilitates millions of API requests running the Core API Platform for ... As a Senior Engineer on this team, you'll be a technical coach and mentor. You'll draw on your ...

Tech Tammina LLC

Sr .NET Developer

Elgin, IL · On-site

$49.25 - $65.25/hr

Role: Sr .NET Developer Rate: Market Location: Hoffman Estates, IL (100% on-site) Duration: 6+ ... Working experience with Workflow Core framework Key Responsibilities: * Develop applications using

1 point system

Sr .Net Developer

Chicago, IL · On-site

$56.25 - $74.25/hr

Title Sr .Net Developer Duration 6+ months Location Chicago or Houston (2 days onsite) Client ... Must Have: * .Net Core (version 8, preferred) * AWS: Lambda, DynamoDB, Postgres * Microservices ...

Fitch Group

Senior Reliability Engineer

Chicago, IL · On-site

Fitch Group is currently seeking a Senior Service Reliability Engineer to embed with Fitch ... builds, DevOps tooling, and drive operational excellence. * Partner with Core Engineering to ...

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Senior Net Core Developer information

See Plainfield, IL salary details

$35

$58

$76

How much do senior net core developer jobs pay per hour?

As of Aug 19, 2026, the average hourly pay for senior net core developer in Plainfield, IL is $58.68, according to ZipRecruiter salary data. Most workers in this role earn between $51.54 and $65.62 per hour, depending on experience, location, and employer.

What is the difference between Senior Net Core Developer vs Software Engineer?

AspectSenior Net Core DeveloperSoftware Engineer
Required CredentialsBachelor's in CS or related field, experience with .NET CoreBachelor's in CS or related field, programming experience
Work EnvironmentDeveloping backend applications, working with .NET Core frameworksDesigning, developing, testing software across various platforms
Employer & Industry UsageTech companies, finance, healthcare using .NET technologiesBroad industry use, including tech, finance, startups, and enterprise

The main difference is that a Senior Net Core Developer specializes in building and maintaining backend applications using .NET Core, often with a focus on performance and scalability. A Software Engineer has a broader scope, working across different programming languages and platforms. Both roles require similar educational backgrounds and technical skills, but the Senior Net Core Developer role is more specialized in Microsoft technologies and backend development.

What cities near Plainfield, IL are hiring for Senior Net Core Developer jobs?

Cities near Plainfield, IL with the most Senior Net Core Developer job openings:

Senior Net Core Developer jobs near you

NET Tech Lead / Senior .NET Developer

Interon IT Solutions

Chicago, IL • On-site

Contractor

Re-posted 28 days ago

Job description

#W2 Role

Role: .NET Tech Lead / Senior .NET Developer

Job Title: Digital Technology Tech Lead (Development & Architecture)
Location: Chicago, IL – Hybrid (2 days onsite per week)
Interview Process: 2 video rounds

Project Overview

The JET application supports airport gate agents in lobby and gate environments across iPad, desktop, and web platforms. This role supports the JET program and other enterprise digital initiatives.

Role Overview

This is a hands-on role suitable for either a Tech Lead or a strong Senior .NET Developer with leadership exposure. The role owns technical solutions across multiple JET workstreams and works closely with architects, developers, and business stakeholders to deliver scalable, cloud-based solutions.

Experience Level Guidance

  • Tech Lead: 8–12+ years overall experience with 3–5 years leading or owning technical solutions
  • Senior .NET Developer: 6–8 years overall experience with strong design, review, and mentoring exposure

Key Responsibilities

  • Own technical design and solution direction for assigned JET workstreams
  • Translate business and functional requirements into technical designs
  • Partner with architects and development teams on data services, API design, and cloud architecture
  • Perform code reviews and architecture/technical design reviews
  • Provide hands-on technical guidance and oversight
  • Lead or mentor senior and junior developers
  • Participate in onsite technical design sessions as needed
  • Support additional enterprise digital initiatives beyond JET

Hands-On vs Leadership Breakdown

  • 50% – Code reviews, technical guidance, hands-on oversight
  • 50% – Architecture reviews, design collaboration, facilitation

Required Skills (Flexible Ranges)

  • .NET / C# – 8–12 years
    • Strong hands-on experience; .NET 8 preferred
  • Angular – 4–8 years
    • Experience with Angular 17 or higher preferred
  • AWS Cloud – 4–8 years
    • Experience with:
      • EKS
      • DynamoDB
      • Lambda
      • S3
      • RDS

Nice-to-Have Skills

  • AWS Certifications
  • Additional AWS services exposure (4+ years):
    • IAM
    • SQS
    • Secrets Manager
  • Mobile development exposure (nice to have):
    • Swift
    • Objective-C
  • Experience building web and mobile applications, including iPad and responsive web