.net developer jobs in illinois

Senior .Net Developer with AI Experience

Remote

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Today

We are seeking an experienced AI-First Senior Developer with strong expertise in Microsoft Azure, .NET Core, React, and TypeScript to design and develop next-generation healthcare applications. The ideal candidate will leverage AI-assisted development practices, Azure AI services, cloud-native architecture, and modern engineering principles to build scalable, secure, and compliant healthcare solutions. This role requires a combination of full-stack development expertise, cloud engineering skills

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Full-time

Depends on Experience

Senior .Net Developer

Chicago, Illinois

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Today

TransUnion's Job Applicant Privacy Notice Personal Information We Collect Your Privacy Choices Team Overview This position will report into a Senior Director of Software Development. The FactorTrust team is a highly talented and results-driven organization responsible for the run-and-protect operations of the FactorTrust Bureau platform, while also spearheading cloud migration initiatives and new product development. The team embodies a startup mindset, entrepreneurial spirit, and can-do attitud

Full-time

USD 90,000.00 - 150,000.00 per year

.Net Developer With Fabric

Wheaton, Illinois

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Today

Description TEKsystems is seeking a Software Engineer to lead the design, development, and implementation of scalable cloud-based software and data solutions for one of our clients in Western Chicago. This individual will serve as a technical leader responsible for architecting enterprise-grade applications and data platforms leveraging Microsoft Azure, .NET technologies, Python/PySpark, and Microsoft Fabric. Skills .net, C#, Azure, data factory, Data Lake, Development, architecture, .net core,

Full-time

USD 70.00 - 80.00 per hour

.Net Developer with OTA Experience

Remote

•

Today

NET Developer with experience in the OTA (Online Travel Agency). The candidate will be responsible for designing, developing, testing, and maintaining scalable applications and APIs using Microsoft .NET technologies. Key ResponsibilitiesDesign, develop, and maintain web applications and backend services using C# and .NET/.NET Core.Develop and integrate RESTful APIs and third-party services.Work with databases to design queries, stored procedures, and data access solutions.Participate in the comp

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Contract

Depends on Experience

Full Stack .Net Developer

Remote

•

2d ago

Full stack .NET Remote Contract to hire Must-Haves (Updated) .NET / C# development strong backend fundamentalsAngular or modern JavaScript framework experienceSQL Server fluent in advanced SQL (stored procedures, complex queries)API / Web API development understanding of RESTful API design and architectureExperience with or strong interest in AI tools (Claude, ChatGPT, Copilot, etc.) doesn't need to be an AI engineer, but should understand how to integrate and leverage LLMs in application develo

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Contract

Depends on Experience

Jr .Net Developer (W2)

Remote

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2d ago

Title: .Net Developer Duration: Long term Location: Dallas, TX Visa: Open Required Technical Skills 5 years of experience in C# development.Strong experience with .NET Framework, .NET Core, or .NET 8.Solid knowledge of ASP.NET MVC, ASP.NET Core, and Web API.Strong experience with Microsoft SQL ServerExperience with Entity Framework or Entity Framework Core.Strong understanding of Object-Oriented Programming (OOP), SOLID principles, and design patterns.Experience with HTML5, CSS3, JavaScript, j

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Contract

Depends on Experience

Senior Full Stack Developer .NET -Data migration

Remote

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2d ago

Senior Full-Stack Developer Data Center Migration & Legacy Application Engineering Project Type Legacy data center to new on-premises data center migration Role Level Mid-career / senior hands-on individual contributor or technical lead Primary Focus Modern hands-on developer supporting full-stack application readiness, migration, remediation, and stabilization across on-premises infrastructure. About the Role As a Senior Full-Stack Developer, you will be a highly hands-on contributor supporting

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Full-time

Up to $105,000

.Net React Developer/Lead

Lisle, Illinois

•

Today

Responsibilities include: Min 6+ yrs of development experience with / .NET Core using C# (and/or ) in Visual Studio IDE Min 6+ yrs of development experience with ReactJS Experience in developing Web APIs in .NET Core Experience in writing extensive unit tests and Web API testing. Good Understanding of security, performance, and scalability considerations Experience modernizing legacy Web Forms applications to .NET Core + React Strong understanding of HTML, XML, CSS, JSON, JavaScript & jQuery E

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Full-time, Third Party, Contract

Backend .NET Developer

Westchester, Illinois

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5d ago

Backend .NET Developer Location: Westchester, IL Duration: 6 Months Need only locals NO FRONT-END DEVELOPERS PLEASE Interview : There will be 2 In-person interviews - JD: We are seeking skilled .NET Developer with strong experience in Microsoft Azure integration services to design, develop, and maintain scalable, cloud-based applications. The ideal candidate will have expertise in .NET technologies and hands-on experience implementing integrations using Azure services, APIs, and messaging

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Contract, Third Party

Depends on Experience

Urgent need on Integration Developer: .Net Core/6+, IL

Lincolnshire, Illinois

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13d ago

VERY URGENT REQUIREMENT Job Title: Integrations Developer .Net Core/6+ Location: Lincolnshire, IL Client will ask for F2F interview Duration: 6 Months Contract to Hire Client wants the consultant to work 100% onsite from Lincolnshire, IL office from Day 1 Job Summary & Reporting Job Title: Integrations DeveloperDepartment: Information Technology (Integrations Team)Reports To: Development ManagerExpertise in .Net Core/6+ with a focus on building Microservices and APIS Kubernetes (k8s) Experien

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Contract

Depends on Experience

Full-Stack .NET Developer

Hybrid in Chicago, Illinois

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3d ago

Resource 1 is seeking a Full Stack .NET Developer to join our client''s software engineering team responsible for developing, enhancing, and modernizing enterprise applications within the financial services, compliance, and risk management space. This position is approximately 70% backend development and 30% frontend development, with a primary focus on building business logic, APIs, and database-driven applications using Microsoft''s technology stack. The ideal candidate will possess strong C#/

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Full-time

85000 - 115000

.NET Fullstack Developer

Remote

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2d ago

Experience: 10 +Years Skills: Full Stack .NET, React, TypeScript, Kafka, Cloud-Native Development, AI Coding Assistants, Automated Testing, CI/CD Needed for a large-scale platform modernization program, migrating a legacy monolithic application into a cloud-native, API-first and event-driven architecture, to be implemented in an AI-first operating model using Spec-Driven Development, where specifications govern design, build and test, and AI coding agents are used across the SDLC under human re

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Contract, Third Party

Depends on Experience

Lead Full Stack .NET Developer (Minimum 2 years work Experience as a Lead Required Must)

Remote

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4d ago

Job Description: Job Title: Lead .NET Developer Location: 100% Remote Type: Full Time/W2 with Infinite Computer Solutions Job Description: Summary: This Software Engineer Lead will be a part of a Scrum Development and DevOps Team. This role involves using the most advanced concepts of software development for core banking applications such as responsive UX, open banking & microservice APIs. You will be working as a part of a team, with a focus on quality within the software development process

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Full-time

$120,000 - $135,000

.NET / Azure Developer

Remote

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5d ago

Job Title: .NET / Azure Developer Location: Remote Duration: 9 Months (High Possibility of Extension) Bill Rate: $84/hr Job Type: W2 Contract Client: To Be Discussed Later Work Authorization: USC GC H1B OPT-EAD Job Description: Our client is seeking experienced .NET / Azure Developers to support a major initiative focused on migrating enterprise applications to the Azure Cloud. . This is an urgent, high-priority engagement requiring consultants who can work Hybrid in California Required Skil

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Contract

$80 - $90

Senior .NET Developer (AWS)

Remote or Hybrid in Cleveland, Ohio

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Today

Our Fortune 100 direct client is hiring for a talented C# Developer with strong experience working with AWS services. You would be designing and coding in a variety of technologies supporting backend, APIs and Cloud systems. The ideal candidate will have experience in developement with C# as well as strong understanding of AWS infrastructure (S3, Lambdas, EC2, etc) and MongoDB. This would be a fully remote position. Does this sound like something you'd like to hear more about? If so, APPLY NOW!

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Contract

DOE

.Net Developer

Remote

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5d ago

Title: .Net Developer Location: Remote Duration: 6+ Months Contract to hire The Full Stack .Net Developer is responsible for designing, developing, testing, implementing, and supporting enterprise applications utilizing a modern technology stack that spans front-end, back-end, database, cloud, and integration platforms. This role requires proficiency across the full application stack, including user interface development using HTML, CSS, JavaScript, TypeScript, React, Angular, and related frame

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Contract

Depends on Experience

Dotnet Developer - (Remote)- Only on W2 / 1099

Remote

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2d ago

Hello, My name is Pavan and I am a Talent Acquisition Specialist at Park Computer Systems, Inc., a Technology Consulting and Staffing company. After reviewing your resume, I believe that you may be a good fit for a job opening with one of our clients. The highlights of the position are: Job Title: Dotnet Developer (Remote) Location: 100% Remote within the US Duration: Long Term Contract Tax Terms: Only on W2/1099 Job Description: Key Responsibilities (8 points): Develop and maintain applications

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Contract

$40 - $50

C#/.NET Developer-- InRiver PIM

Remote

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3d ago

Job Title: C#/.NET Developer-- InRiver PIM Experience Range: 10+ years experience. Lead Required Skills Strong experience with C# and .NET CoreExperience developing and consuming REST APIsKnowledge of JSON, XML, and ETL processesStrong SQL skillsExperience working with Microsoft AzureExperience with InRiver PIM development (preferred); Product Information Management (PIM) experience is highly desirableRole Overview Responsible for building, enhancing, and maintaining customizations and processes

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Third Party, Contract

Depends on Experience

Senior .Net Vue.JS Developer

Remote

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18d ago

Role: .NET Full Stack Developer Required Skills Vue.JSAngular/JSType ScriptingOracle/SQL

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Full-time

Depends on Experience

.NET Developer

Remote or Hybrid in McLean, Virginia

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7d ago

Strong experience with C#, .NET Core, .NET Framework, ASP.NET MVC, and Web API.Hands-on experience with SQL Server, T-SQL, stored procedures, and query optimization.Experience developing REST APIs and microservices.Knowledge of Entity Framework or Entity Framework Core.Experience with HTML, CSS, JavaScript, Bootstrap, and Angular or React.Familiarity with Azure cloud services is preferred.Experience with Git, Azure DevOps, or CI/CD pipelines.Strong debugging, analytical, and problem-solving skil

Easy Apply

Contract

25 - 50

.net developer jobs in Illinois, USA