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Application Developer Net Jobs in Illinois, United States

55 application developer net jobs from 45 companies hiring in Illinois, United States.

All jobs in Illinois, United StatesApplication Developer Net Jobs in United States
Cities:Chicago·Aurora·Rockford·Joliet·Naperville·Springfield·Peoria·North Peoria·Elgin·Waukegan·West Town·Champaign·Near North Side·Cicero·Belmont Cragin·Bloomington·Arlington Heights·Evanston·Schaumburg·Bolingbrook
55 jobs- Illinois
2mo
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.NET Developer
United States
RemoteFull Time
Synergy BIS: Provides digital transformation and IT services to federal agencies.
3+ YOEDesign, develop, test, document, and maintain .NET-based web applications; collaborate with teams; ensure security and performance.
.NET, MVC, VB, React.js, Postman, PowerShell, SQL, IIS, SharePoint 2019, ASP.NET, XML, XSLT, JavaScript, jQuery, ADO.NET, MVC
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2mo
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Application Developer III (.Net/React)
United States
$91k-$146k/yr RemoteFull Time
Marco Technologies
Marco Technologies: Provides managed IT, cybersecurity, and integrated office technology solutions.
6+ YOE6+ years in .NET Core and React, REST/SOAP APIs; offshore/onshore collaboration; Azure DevOps, Docker/Kubernetes; SOLID/Clean Architecture; Agile; Jest/xUnit.
ASP.NET Core, React, Web APIs, Azure DevOps, Docker, Kubernetes, Jest, xUnit, SQL, SOLID, Clean Architecture
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1d
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Application Developer.Net
Chicago, Illinois, United States
$70k-$90k/yr OnsiteFull Time
Amsted Industries
Amsted Industries: Manufacturer of engineered industrial components for rail and energy.
1+ YOE1–3 years in .NET development; proficient in C#, ASP.NET, .NET Core/.NET; SQL Server; SDLC; Git; strong communication and teamwork.
.NET, C#, ASP.NET, .NET Core, SQL Server, Git
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1w
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Sr. BI Application Platform Engineer
Northbrook, Illinois, United States
$101k-$152k/yr HybridFull Time
Medline
MedlineNasdaq: MDLN: Manufactures and distributes medical supplies and clinical solutions.
5+ YOEDesign, develop, and support enterprise BI applications using .NET and Java; production support; on-call.
Azure DevOps, CI/CD, Git, Azure, Microsoft Fabric, .NET, C#, Java, Next.js
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2mo
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Sr. Net Developer/Analyst (Any city, TX, US, 99999)
United States
$73k-$104k/yr RemoteFull Time
Gainwell Technologies
Gainwell Technologies: Provides digital solutions for government health and human services.
5+ YOE5+ years of related experience in application design, development, maintenance and delivery; 3+ years with application servers; strong C#/.NET stack; experience with databases (DB2, SQL) and MS Office tools.
C#, WPF, .NET, ASP.NET, REST, LINQ to SQL, WCF, DB2, SQL, Microsoft Office
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2w
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Application Support Engineer .NET & Kentico - Virtual
United States
$110k-$130k/yr RemoteFull Time
Alight
AlightNYSE: ALIT: Provides cloud-based HR, payroll, and benefits administration services.
3+ YOE3-5 years of .NET and web tech experience; Kentico CMS familiarity; strong debugging, RCA, and cross-team collaboration.
ASP.NET, C#, Kentico, Visual Studio, Azure DevOps, IIS, HTML, XML, CSS, JavaScript, jQuery, Knockout.js, REST API, SOAP/XML, Microsoft Dynamics CRM
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 Senior Application Developer
Chicago or Illinois
$110k-$140k/yr RemoteFull Time
Corpay
CorpayNYSE: CPAY: Provides digital platforms for corporate payments and expense management.
8+ YOESenior software developer with 8-10 years of experience, strong C#/.NET, lead experience, Azure/AWS, CI/CD, REST APIs, SQL, and front-end skills.
ASP.NET MVC, Web API, Entity Framework, C#, NET Core, JavaScript, HTML, CSS, Angular, React, SQL Server, REST, Git, CI/CD, Docker, Kubernetes, Azure, AWS
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3w
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AI Application Developer
Chicago, Illinois, United States
$120k-$145k/yr HybridFull Time
University of Chicago
University of Chicago: Provides higher education and conducts academic research.
5+ YOE5-7 years of related work experience; strong background in C#, .NET, ASP.NET, SQL Server; experience with AI-assisted development tools; ability to design, develop, and integrate AI-powered solutions.
C#, .NET, ASP.NET, SQL Server, GitHub Copilot
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3w
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Senior Application Developer
Deerfield, Illinois, United States
OnsiteFull Time
PremiStar
PremiStar: Provides commercial HVAC, plumbing, and building automation solutions.
5+ YOE5+ years Dynamics 365 development; strong C#/.NET and JavaScript/TypeScript; Power Platform and Azure experience; BS in CS/IS or related; collaborative problem-solver.
C#, .NET, JavaScript, TypeScript, Power Apps, Power Automate, Dynamics 365, Azure, HTML, CSS
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3w
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Senior Application Developer
Deerfield, Illinois, United States
OnsiteFull Time
PremiStar
PremiStar: Provides commercial HVAC, plumbing, and building automation services.
5+ YOE5+ years in Dynamics 365 development; Bachelor's degree preferred; strong C#/.NET and JavaScript/TypeScript skills; Microsoft certifications preferred.
C#, JavaScript, TypeScript, Microsoft Dynamics 365, Power Platform, Azure
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3w
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Senior Application Development Engineer
United States
$87k-$161k/yr RemoteFull Time
Centene
CenteneNYSE: CNC: Provides government-sponsored and commercial healthcare insurance programs and services.
4+ YOEBachelor's in quantitative or business field; 4–6 years related experience; skills: C#, .NET, Oracle, Windows, APIs.
C#, .NET, Oracle, Windows, APIs
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2mo
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Connectship Application Engineer (LAKE FOREST, IL, US, 60045-5202)
Lake Forest, Illinois, United States
$95k-$158k/yr HybridFull Time
Grainger
GraingerNYSE: GWW: Distributes maintenance, repair, and operating supplies and services.
5+ YOE5+ years in configuration/development; experience with ConnectShip, FedEx Ship Manager Server, SAP EWM/S4HANA, Manhattan; .NET/Java development; scripting (PowerShell, Python); Ansible; SAP HANA integration; agile environment.
ConnectShip, FedEx Ship Manager Server, SAP EWM, S/4HANA, Manhattan, Kafka, JSON, PowerShell, Python, Ansible, SAP HANA, Java, NET, WMS, EWM, AMPl, Scripting, HANA
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2mo
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Top Notch Distributors Inc - Application Developer II
United States
RemoteFull Time
Top Notch Distributors
Top Notch Distributors: Wholesale distributor of architectural door hardware and access control systems.
3+ YOE3-5+ years software development; strong C#/.NET 8-9; JavaScript/TypeScript; Vue 3; REST APIs; SQL Server; Docker; GitHub Actions.
C#, .NET 9, ASP.NET Core Web API, REST API, JavaScript, TypeScript, Vue 3, Node.js, Tailwind CSS, MS SQL Server, Dapper, Docker, GitHub Actions
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4w
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Application Specialist V
United States
RemoteFull Time
NuAxis Innovations
NuAxis Innovations: Provides IT infrastructure and customer experience solutions for government agencies.
5+ YOE5+ years of application development and support; MS SharePoint/InfoPath/.NET; SQL development; federal applications experience preferred.
SharePoint, .NET, SQL, InfoPath, MS SharePoint Designer, Web Parts
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3w
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Lead Engineer, Software Engineering (.NET)
Naperville or Marietta
$140k-$160k/yr OnsiteFull Time
RXO
RXONYSE: RXO: Provide asset-light transportation and freight brokerage solutions.
6+ YOELead engineer responsible for full stack .NET applications, architecture decisions, mentoring, and offshore team coordination.
NET 8, C#, ASP.NET Core, React, Angular, SQL Server, Couchbase, Azure, CI/CD
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4w
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Application Security Engineer
Coral Gables or Florida or Texas or South Carolina or Pennsylvania or Massachusetts or Illinois or Georgia or North Carolina or Florida
$110k-$130k/yr HybridFull Time
Ryder
RyderNYSE: R: Provides commercial vehicle leasing, logistics, and supply chain solutions.
5+ YOE5+ years OWASP, SAST, DAST, SCA, RASP; 7+ years in application security or related field; strong web security knowledge; secure SDLC; Bachelor's in CS; CISSP/OSCP/CASE preferred.
SAST, DAST, OWASP, SCA, RASP, WAF, CI/CD, Azure DevOps, Terraform, Python, JavaScript, .NET
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3w
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Senior Application Security Engineer
United States
$126k-$168k/yr RemoteFull Time
ServiceTitan
ServiceTitanNASDAQ: TTAN: Cloud-based business management software for home service contractors.
5+ YOE5+ years in product/app security with software engineering background; proficient in C#/.NET (preferred) or Go/Java; GHAS, SCA, DAST/SAST; scripting in Python/Go/PowerShell; interest in AI for security.
GitHub Advanced Security, DAST, SAST, SCA, Python, Go, PowerShell, C#/.NET, Git, CI/CD
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1w
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AI Engineer (.NET, Claude Code) (Chicago, IL, US)
Schaumburg, Illinois, United States
$86k-$127k/yr HybridFull Time
Capgemini
CapgeminiEuronext Paris: CAP: Provides global IT consulting and digital transformation services.
Design and build AI-powered applications using Claude Code integrated with .NET; develop APIs/microservices; collaborate with teams; ensure monitoring, security, and model evaluation; hybrid location in Schaumburg, IL.
Claude Code, .NET, C#, ASP.NET Core, Azure, APIs, Microservices, Cloud
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1mo
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Full Stack Developer Senior - Web Application Development
United States
$90k-$130k/yr RemoteFull Time
DSS
DSS: Develops health information technology and electronic health record software.
6+ YOE6+ years professional software development; 3+ years web application experience; strong HTML5, JavaScript, CSS, C#, .NET, Delphi, SQL Server; ability to mentor; detail-oriented; translate requirements into scalable solutions.
HTML5, JavaScript, CSS, C#, .NET, Delphi, SQL Server
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2mo
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Application Development Manager
Arlington or United States
$119k-$175k/yr RemoteFull Time
Momentus Capital
Momentus Capital: Providing mission-driven financing and advisory services to underserved communities.
8+ YOE5+ MgmtBachelor’s degree in computer science or IT; 8+ years hands-on app development; 5+ years in leadership; oversee SDLC; strong C#/.NET; cloud experience (AWS/Azure); Azure Data Factory; SQL Server; Salesforce (preferred).
C#, .NET, Azure Data Factory, ADF Pipelines, Salesforce Lightning, AWS, Azure, SQL Server
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1mo
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Senior Manager, Application Development
Chicago, Illinois, United States
$160k-$190k/yr HybridMultiple Commitments Available
CIBC
CIBCToronto Stock Exchange: CM: Provides personal, commercial, and investment banking and wealth management.
4+ YOE4+ MgmtLead cross-functional development teams; strong software architecture, .NET, SQL; AI/ML integration; cloud experience.
.NET, SQL Server, SSIS, Azure SQL, Databricks, REST APIs, Tableau, Power BI, GitHub Copilot, Jira, Azure DevOps
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3w
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Senior Associate, Software Application and API Developer (St. Charles, Illinois) (St. Charles, IL, US)
St. Charles, Illinois, United States
$153k-$212k/yr HybridFull Time
New York Life
New York Life: Provides life insurance, retirement income, and investment solutions.
7+ YOEBachelor's degree in CS/EE/Math or related field plus 7 years in software development; experience with .NET, REST/SOAP APIs, microservices; VB.NET, ASP.NET, C#, JavaScript, SQL Server; Excel/VBA actuarial models; hybrid work in St. Charles, IL.
VB.NET, ASP.NET, C#, JavaScript, XML, HTML, CSS, REST, SOAP, Swagger, Postman, SOAP UI, SQL Server, .NET
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3w
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Software Developer
United States
$65k-$80k/yr RemoteFull Time
Jenzabar
Jenzabar: Provides enterprise software and enrollment services for higher education.
Develop, modify, and debug software for client applications; strong SQL and .NET skills; C#, HTML, JavaScript, CSS; experience with SQL Server and web applications.
C#, HTML, JavaScript, CSS, PowerBuilder, VB6, ASP.Net, SQL Server, jQuery, Bootstrap, NET, PowerBuilder
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9h
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Application Support Engineer I
United States
$85k-$120k/yr RemoteFull Time
Cvent
Cvent: Cloud-based software for event and venue management.
BS in computer science or related field or 2+ years in technical software support; strong problem solving; SQL/NoSQL; HTML/CSS; knowledge of SDLC; OOP; effective communication; curious and detail-oriented; AI tooling familiarity.
APIs: SOAP or REST, Datadog, Splunk, Amazon Web Services, Java, JavaScript, TypeScript, C#, React Native, .Net, Node.js, Python, Git, Github, Docker, Jenkins
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1d
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Application Security Engineer (Veracode) — Federal DevSecOps
Fairfax or United States
RemoteFull Time
phia
phia: Provides cybersecurity intelligence and defensive services to federal agencies.
6+ YOE6+ years IT experience; 3+ years SAST/DAST; 2+ years coding in Python/Java/.NET/C#; 3+ years designing enterprise security controls; US citizenship and Public Trust suitability.
Veracode, Burp Suite Enterprise, GitHub Actions, Dependabot, Contrast (IAST), Selenium, EntraID, OWASP ZAP
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1d
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Sr Application Support Analyst
Bolingbrook, Illinois, United States
$85k-$92k/yr OnsiteFull Time
S&S Activewear
S&S Activewear: Wholesale distributor of blank apparel and accessories.
Senior-level application support with strong analytical, troubleshooting, and communication skills; experience with relational databases (SQL/T-SQL) and entry-level .NET development; able to manage multiple priorities and collaborate with technical and business teams.
SQL, T-SQL, .NET, C#
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1mo
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Project Leader Application Support
Lake Forest, Illinois, United States
$108k-$135k/yr RemoteFull Time
Packaging Corporation of America
Packaging Corporation of AmericaNYSE: PKG: Manufactures containerboard and corrugated packaging products for diverse industries.
4+ YOEBachelor degree in Computer Science or equivalent; experience with data historians, control networks interfacing, software development, SQL Server, and OSI/PI tooling.
PI/OSI/PI Historian, SQL Server, .NET, Web development tools, JavaScript frameworks, Git
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1mo
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RPA Application Programmer
United States
$70k-$80k/yr RemoteFull Time
Chickasaw Nation Industries
Chickasaw Nation Industries: Provides federal contracting, engineering, and technology services.
3+ YOEUiPath Advanced RPA Developer (UiARD) cert, VB.NET/C#, SQL, debugging, scripting, ITIL, Git, Agile, strong communication.
UiPath, VB.NET, C#, NET, SQL, Git, PowerShell, Python, API, Web services, ServiceNow, Agile/Scrum
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2mo
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Senior Software Engineer
United States
RemoteFull Time
Core & Main
Core & MainNYSE: CNM: Distributes water, wastewater, storm drainage, and fire protection products.
8+ YOEDesign, develop, test, and debug applications using .NET, C#, TypeScript, and Angular; Azure cloud; CI/CD; 8+ years of experience.
.NET, C#, TypeScript, Angular, Azure, Azure DevOps, Redis, Swift, Service Bus, Key Vault, App Service, Function Apps, CI/CD
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1w
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Senior Developer
United States
RemoteFull Time
MSI
MSINASDAQ: BWIN: Provides specialized insurance underwriting and distribution as an MGA.
8+ YOEMaintain and build .NET applications using C#, with front-end UI and backend logic; 8+ years experience; BS in CS/IT; proficient in .NET, C#, UI (jQuery, HTML, AJAX, MVC); SQL Server; Azure; strong problem solving.
.NET, C#, MVC, jQuery, HTML, AJAX, SQL Server, Microsoft Azure
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2mo
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Manager, Application Development
United States
$83k-$185k/yr RemoteFull Time
CVS Health
CVS HealthNYSE: CVS: Operates retail pharmacies and provides health insurance and pharmacy services.
3+ YOE3+ years in healthcare or related field; strong Python, SQL, pandas, NumPy; cloud platforms (Google Cloud); 3+ years dashboards/visualizations; automated data pipelines; collaboration.
Python, SQL, pandas, NumPy, Google Cloud, ThoughtSpot, Power BI, Dash, Plotly, Git, BigQuery, Airflow, .NET
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1d
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Applications Developer
Champaign, Illinois, United States
$70k-$80k/yr HybridFull Time
University of Illinois Foundation
University of Illinois Foundation: Manages fundraising and private gifts for the University of Illinois.
2+ YOEBachelor's degree in Computer Science, MIS, or related field; 2+ years’ experience with Java/C#/.NET and SQL; familiarity with AI-assisted development tools; strong communication and collaboration; ability to work independently in a fast-paced environment.
Java, C#, .NET, SQL, SSIS, Web Services, REST, SOAP, HTML, XML, GitHub Copilot, Claude (AI tools)
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3w
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Software Engineer III
United States
$103k-$231k/yr RemoteFull Time
C.H. Robinson
C.H. RobinsonNasdaq: CHRW: Provides global freight transportation and supply chain management services.
5+ YOE5+ years enterprise application development; REST APIs; .NET/C#/Node.js; CI/CD; JavaScript/TypeScript; Kafka, Elastic, Redis, MongoDB; secure engineering practices; scalable software.
REST APIs, .NET, C#, Node.js, Kafka, Elastic, RabbitMQ, Vault, Redis, MongoDB, CI/CD, Unit testing, React, JavaScript, TypeScript
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2mo
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Senior Software Developer
United States
$73k-$158k/yr RemoteFull Time
IAT Insurance Group
IAT Insurance Group: Provides specialty property and casualty insurance and surety bonds.
8+ YOESenior .NET developer with 8+ years of experience; Duck Creek policy implementation; Azure DevOps; SQL Server; experience in enterprise, N-tier applications; capable of leading teams.
ASP.NET, C#, .NET Framework, XML, XSLT, WCF, SQL Server, Visual Studio, Azure DevOps, Git, TFS, VSTS
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1mo
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Data Engineer
United States
RemoteFull Time
Alliant Insurance Services
Alliant Insurance Services: Provides insurance brokerage and risk management consulting services.
2+ YOEDesign, develop, test, and implement software applications and reporting tools; build databases; support underwriting data needs.
C#, Net, SQL, VBA, Python, R, Microsoft Office, Reporting tools, Service oriented architecture
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1w
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Software Developer (Learning Systems)
United States
$77k-$138k/yr RemoteFull Time
Florida Virtual School
Florida Virtual School: Provides accredited online K-12 education to students worldwide.
3+ YOEDevelop and maintain learning systems applications; 3-5 years in Node.js/TypeScript/Express; Angular/React; MySQL/MongoDB; Unix/Linux; Git; .NET/C#; education in CS or IS; education/industry knowledge preferred.
Node.js, TypeScript, Express, Angular, React, MySQL, MongoDB, Unix, RedHat Linux, Git, Perl, C#, ASP.NET, ASP.NET Core, Education data (FERPA)
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1w
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Web Applications Developer
Kansas City or Atlanta or Chicago or St. Louis or New York or Birmingham or Boston or Chattanooga or Charleston or Dallas or Denver or Edwardsville or Fort Lauderdale or Fort Worth or Houston or Jefferson City or Los Angeles or Miami or Nashville or Park City or Philadelphia or Phoenix or Raleigh or Seattle or San Francisco or Salt Lake City or St. Joseph or Wilmington or Washington
$125k-$140k/yr HybridFull Time
Polsinelli
Polsinelli: Am Law 100 law firm providing comprehensive legal services.
5+ YOE5–8 years of software development, full-stack web, strong C#/.NET, Angular/TypeScript, REST APIs, SQL Server, Azure, HTML/CSS/JS.
C#, .NET Core, ASP.NET Core, Angular, TypeScript, REST APIs, SQL Server, Azure, HTML, CSS, JavaScript
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4w
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Lead Software Engineer - Enterprise Applications
Lisle, Illinois, United States
$138k-$206k/yr OnsiteFull Time
International Motors
International Motors: Manufacturer of commercial trucks, buses, and transportation solutions.
5+ YOE1+ MgmtSenior software engineer with 5+ years' experience; 1+ year of leadership; skilled in .NET/C# or Java, APIs, cloud, DevSecOps, and Agile.
.NET, Java, ASP.NET Core, Spring, Azure, AWS, GCP, CI/CD, DevSecOps, SQL
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1d
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Innovation Engineer
United States
$100k-$120k/yr RemoteFull Time
Fusion Academy
Fusion Academy: Provides 1-to-1 personalized middle and high school education.
5+ YOE5+ years in software engineering; design and build end-to-end applications; cloud experience (Azure); AI/ML tooling; API integrations; security and compliance focus; strong communication and collaboration.
Python, C#, .NET, Azure, OpenAI APIs, Kubernetes, REST APIs, Cloud services, APIs, Distributed systems
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2mo
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Senior Software Engineer
Chicago, Illinois, United States
$130k-$140k/yr OnsiteFull Time
SEI Investments
SEI InvestmentsNASDAQ: SEIC: Provides global investment processing and asset management services.
7+ YOE7+ years of multi‑tier cloud-based application experience; full stack with .NET/Java/Golang, JavaScript/TypeScript, Angular, Node.js; AI tooling; Agile; cybersecurity; LLМ-based workflows.
Angular, Typescript, Javascript, Golang, Snaplogic, Kafka, Node.js, SASS, HTML, Codex, Winsurf, Claude
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HiringCafe market data

Application Developer Net Jobs market signals in Illinois, United States

These signals come from live HiringCafe job inventory, not a static article. Use them to compare the market, then open listings above to apply directly.

Open jobs
55
Hiring companies
45
Fresh sample
59% new in 30d
Salary visibility
80% show pay

Companies appearing in this market

AlightCenteneCIBCDSSPremiStarAlliant Insurance ServicesAmsted IndustriesC.H. Robinson

Work location mix in visible results

Remote: 27Hybrid: 10Onsite: 7

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