64 net developer jobs at 47 companies in Union, IL
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.NET Developer - QMS
Aurora, Illinois, United States
$70k-$105k/yr OnsiteFull Time
1+ YOEMust have .NET experience with C#, ASP.NET MVC/Web Forms, Web API, and SQL Server; Bachelor's degree in Computer Science/Engineering; 1+ years professional development experience; strong OOP and problem-solving skills.
.NET, C#, ASP.NET MVC, ASP.NET Web Forms, Web API, SQL Server
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Lead .Net Developer
Lisle, Illinois, United States
$112k-$168k/yr OnsiteFull Time
1+ YOEExperience with .NET Core, ASP.NET, C#, ReactJS, SQL, Kubernetes, Git/TFS, CI/CD; Bachelor's (2+ yrs) or Master's (1+ yr) or 5+ yrs experience; authorized to work in the US.
.NET Core, ASP.NET, C#, VB.NET, Visual Studio, ReactJS, HTML, XML, CSS, JSON, JavaScript, jQuery, SQL, SOAP, REST, GitFlow, Kubernetes, SOLID, ADO, JIRA, CI/CD, TFS, GIT, Azure, Telerik
3w
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Senior .NET Application Developer
Lisle, Illinois, United States
$65-$70/hr HybridContract
10+ YOE10+ years professional software development with Microsoft stack (C#, .NET, ASP.NET Core), SQL Server, front-end frameworks, and DevOps tools.
C#, .NET Framework, ASP.NET, ASP.NET Core, MVC, Web API, ADO.NET, Entity Framework, WCF, SQL Server, HTML5, CSS, Bootstrap, JavaScript, jQuery, Angular, React, JSON, AJAX, Azure DevOps, GitHub, TFS, Visual Studio, VS Code, Postman, SoapUI
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.NET Developer (C#)
Rosemont, Illinois, United States
$87k-$109k/yr OnsiteFull Time
1+ YOE1–2 years .NET/C# and programming experience (or 3–5+ yrs with HS/GED), Microsoft SQL Server and PowerShell experience, REST/SOAP integration, JSON/XML knowledge; ability to travel ~10–15%.
.NET, C#, Microsoft SQL Server, PowerShell, Microsoft IIS, Microsoft VBScript, JavaScript, REST, SOAP, JSON, XML, Secure FTP, IBM DB2, Microsoft Azure
2w
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Lead Software Developer (.NET) & Head of thyssenkrupp IoT U.S. Office
Kenosha, Wisconsin, United States
OnsiteFull Time
5+ YOE2+ MgmtBachelor's degree or equivalent,5+ years software development experience with .NET/C#,2+ years leading or mentoring teams,agile experience,customer-facing skills,willingness to travel up to 20% within North America.
.NET, C#, Blazor, JavaScript, HTML
1w
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Senior .NET/C# Technical Lead
Oakbrook Terrace, Illinois, United States
$81k-$141k/yr HybridFull Time
10+ YOE3+ Mgmt10+ years .NET/C# and SQL Server experience, 3+ years leading technical teams, Microsoft Azure and Azure DevOps experience, Bachelor's degree required, strong leadership and communication skills.
.NET, C#, Microsoft Azure, Azure DevOps, SQL Server
14h
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Developer
Lombard, Illinois, United States
$102k-$127k/yr RemoteFull Time
3+ YOERequires 3 years of .NET development experience, Visual Studio, VB.NET or C#, SQL, Windows Server, Active Directory, IIS, SOAP/REST, and JSON/XML; bachelor's degree or equivalent experience.
.NET, VB.NET, C#, ASP.NET, JavaScript, Microsoft SQL Server, Oracle, Microsoft Visual Studio, Google Maps, IIS, SOAP, REST, JSON, XML, .NET Core, Windows Server, Microsoft Active Directory, SSO, Microsoft SSRS, Microsoft SSIS, Microsoft Excel, Microsoft Outlook, Microsoft Word, Microsoft Teams, Microsoft Azure DevOps, Git, MySQL
1w
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Senior Software Developer
Bedford Park, Illinois, United States
$120k-$140k/yr OnsiteFull Time
5+ YOE5+ years professional software development experience; strong C#, .NET, React skills; proficiency with Git, CI/CD, automated testing, AI-assisted development tools; bachelor's in CS/engineering or equivalent.
C#, .NET, React, Git, CI/CD, Microsoft Azure, AWS, Claude Code, Codex, GitHub Copilot, SQL, REST APIs
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Sr. Software Engineer (Remote)
Oak Brook or Alabama or Arizona or Florida or Georgia or Iowa or Illinois or Indiana or Michigan or Minnesota or Missouri or North Carolina or Nebraska or Pennsylvania or South Carolina or Tennessee or Texas or Utah or Virginia or West Virginia
$107k-$137k/yr RemoteFull Time
5+ YOE5+ years software product development experience; expertise in .NET (C#), .NET Core, MS SQL/T-SQL; cloud, container, and Kubernetes experience; Agile SDLC, automated testing, security and compliance knowledge; Bachelor’s preferred.
.NET, C#, VB, .NET 4.8, .NET Core, C# 10, MS SQL Server T-SQL, SSIS, PowerShell, ActiveBatch, Azure DevOps, SonarQube, OCI, Docker, Kubernetes, Azure Container instances, App Service, OpenShift, GIT, REST, SOAP, Visual Studio Code
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Senior Developer (IBM Sterling B2B Integrator) (REMOTE)
Glenview or Pittsburgh or Los Angeles County
$90k-$121k/yr RemoteFull Time
5+ YOE5+ years development experience in enterprise environments; experience with IBM Sterling B2B Integrator, .NET (C#), Java, JavaScript, SDLC and Agile; strong communication, troubleshooting, and documentation skills.
.NET, C#, Java, JavaScript, IBM Sterling B2B Integrator
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Senior Full Stack Developer
Glenview, Illinois, United States
$105k-$120k/yr HybridFull Time
7+ YOE7+ years software development experience; degree in Computer Science/Data Science or equivalent; proficiency in .NET (C#/VB.NET), SQL/SQL Server, HTML, JavaScript, Visual Studio; experience with TFS/Git/GitHub; insurance domain familiarity.
.NET, C#, VB.NET, SQL, SQL Server, HTML, JavaScript, TFS, Git, GitHub, LifePro, Salesforce, Microsoft Visual Studio
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Senior Full Stack Developer
Glenview, Illinois, United States
$105k-$120k/yr HybridFull Time
7+ YOE7+ years software development; degree in computer science/data science or equivalent; proficiency with .NET (C#/VB.NET), SQL/SQL Server, HTML, JavaScript; Visual Studio and TFS/Git experience; insurance domain familiarity; strong communication and engineering skills.
.NET, C#, VB.NET, SQL, SQL Server, HTML, JavaScript, TFS, Git, GitHub, Microsoft Visual Studio, Lifepro(EXL), Salesforce
3w
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Senior Software Engineer (55220)
Vernon Hills, Illinois, United States
$108k-$127k/yr HybridFull Time
8+ YOEBachelor's in CS/Engineering,8+ years developing commercial B2B software for web/mobile/cloud/desktop,expertise with C#/.NET and Microsoft Full Stack,Azure experience,Git/DevOps,CI/CD,strong design and problem-solving skills.
C#, .NET, Microsoft Full Stack, Microsoft Azure, Git, DevOps, MFC, Java, React, AWS, Google Cloud
3w
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Senior Software Engineer
Westchester, Illinois, United States
$99k-$124k/yr HybridFull Time
7+ YOE.NET development (7+ years) with .NET10 and MinimalAPI, microservices, React, SQL Server/PostgreSQL, Agile, unit and automation testing experience.
.NET10, MinimalAPI, React, Microsoft SQL Server, PostgreSQL, HTML, CSS, JavaScript
2mo
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Sr. Software Engineer - Middleware (Hybrid - Oak Brook, IL)
Oak Brook, Illinois, United States
$86k-$163k/yr HybridFull Time
5+ YOE5+ years of software development experience; Bachelor's in Computer Science or related field; strong Agile/Scrum experience; .NET/C#, Azure, SQL; RESTful services; CI/CD; mentoring and leadership abilities.
.NET, C#, Azure, SQL, Visual Studio, Git, NoSQL databases, messaging systems, RESTful services, CI/CD
2mo
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Sr. Software Engineer
Oak Brook, Illinois, United States
OnsiteFull Time
5+ YOEBS in CS or related field or equivalent; 5+ yrs distributed multi-tier software development; strong comms; lead experience; proficient in C#/NET, HTML/JS; SQL Server; API development; Agile; OOP/SOLID.
C#/.NET, HTML, JavaScript, jQuery, Angular 2+, Microsoft SQL Server, Entity Framework, API development, Git, TFVC, Visual Studio, Azure, AWS, Azure DevOps, N Telerik Kendo UI, NativeScript, Xamarin, Windows UWP, OOP, SOLID
2mo
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Senior Integration & Applications Developer
Itasca, Illinois, United States
$125k/yr OnsiteFull Time
15+ YOE15+ years in logistics/transportation; strong Microsoft SQL Server and T-SQL skills; experience with EDI (X12, EDIFACT), Altova tools, .NET/ASP.NET, JavaScript/TypeScript, and integration transports (MQ, AS2, SFTP).
Microsoft SQL Server, T-SQL, SSIS, MapForce, XMLSpy, StyleVision, Altova Server, .NET, .NET Core, ASP.NET, JavaScript, TypeScript, RESTful services, X12, EDIFACT, MQ, AS2, SFTP, XML, JSON, Cargowise, TMS, WMS, EDI VANs
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Senior Software Development Engineer
Northbrook, Illinois, United States
$100k-$140k/yr OnsiteFull Time
4+ YOEBachelor's in CS or related, 4+ years C#/.NET experience (Blazor), MS SQL Server and VBA proficiency, EM engineering tool experience, strong OOP/design pattern knowledge, cross-team collaboration skills.
C#, .NET, Blazor, MS SQL Server, VBA, agentic engineering tools, Jira, Confluence, Bamboo, Stash, Message Bus, HTTP, REST APIs, JSON
2mo
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Sr Software Engineer (Hybrid) Bolingbrook, IL
Bolingbrook, Illinois, United States
$117k-$133k/yr HybridFull Time
5+ YOE5+ years with C#/.NET; UI frameworks; REST APIs; SQL; cloud deployments (Azure/AWS); strong problem-solving and communication.
C#, .NET, JavaScript, SQL, Azure, AWS, REST, Blazor, React, Angular, Vue, CSS
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Staff Engineer
Park Ridge or Alabama or Connecticut or Florida or Georgia or Illinois or Kentucky or Louisiana or Massachusetts or Michigan or Missouri or North Carolina or Nebraska or New Hampshire or New Mexico or Ohio or Pennsylvania or South Carolina or Texas or Wisconsin
$165k-$175k/yr HybridFull Time
10+ YOE10+ years experience with .NET Framework/.NET Core, ASP.NET, Angular, SQL Server, Azure; experienced in architecture, CI/CD, testing, DevOps (Azure DevOps, TeamCity, Octopus), mentorship, and domain-driven design.
.NET Framework, .NET Core, ASP.NET, Angular, C#, TypeScript, JavaScript, SQL Server, Azure, App Services, Service Bus, Azure SQL, Azure DevOps, TeamCity, Octopus, GitHub Copilot
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