124 senior net developer jobs at 85 companies in Wheaton, IL

6d
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Senior .Net Developer
Chicago or Crum Lynne
$90k-$150k/yr HybridFull Time
TransUnion
TransUnionNYSE: TRU: Provides global credit reporting and risk management information solutions.
5+ YOE5+ years software development with strong .NET and SQL Server experience, cloud (GCP/Azure/AWS) familiarity, DevOps and container experience; bachelor's in CS/STEM preferred.
.NET Framework, Microsoft SQL Server, Google Cloud, GCP, Azure, AWS, Kubernetes, Docker, OneTru, DevOps, Continuous Deployment, Infrastructure as Code, Automated Testing, Automated Configuration Management
3w
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Senior .NET Software Engineer
Peoria or Tempe or Peoria or Chicago
$101k-$145k/yr HybridFull Time
RLI
RLINYSE: RLI: Specialty insurance carrier providing property, casualty, and surety solutions.
7+ YOE7+ years software development experience; proficiency with C#, .NET, Azure; strong SDLC, CI/CD, version control, database and automated testing knowledge; bachelor's degree preferred; leadership and mentoring experience.
C#, .NET, Azure, Version Control, CI/CD
1w
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.NET Developer (Airlines)
Houston or Chicago
HybridContract
Appex Innovation
Appex Innovation: Provides AI-driven software solutions for healthcare revenue and management.
10+ YOE10+ years .NET development experience, US work authorization (USC or green card), expertise in C#/ASP.NET/SQL Server, cloud (AWS) and DevOps toolchains, strong architecture and communication skills.
.NET, .NET Core8/10, ASP.NET, C#, Visual Basic .NET, HTML5, CSS3, REST, RPC, SQL Server, Lambda, API Gateway, S3, DynamoDB, MongoDB, RDS, SQS, SNS, IAM, VPC, GitHub Actions, Microsoft Azure DevOps, Docker, Kubernetes, CloudFormation, Terraform, CloudWatch, Dynatrace, GitHub Copilot
2w
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.NET developer with SQL Knowledge
Chicago, Illinois, United States
$90k-$110k/yr OnsiteFull Time
Tata Consultancy Services
Tata Consultancy ServicesNational Stock Exchange of India: TCS: Global provider of IT services, consulting, and business solutions.
6+ YOEProficient C#/.NET Core developer with strong SQL knowledge, API development and relational database design; 6+ years experience preferred.
.NET, .NET Core, C#, SQL, T-SQL, PL/SQL, Microsoft SQL Server, PostgreSQL, MySQL, RESTful Web APIs
2mo
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Senior .NET Engineer
Toronto or Canada or San Francisco or New York City or Chicago or Manila
$110k-$150k/yr RemoteFull Time
Derivative Path
Derivative Path: Provides cloud-based software for managing financial derivatives and hedging.
7+ YOE7+ years building production software; strong C# and ASP.NET; React and database experience (Postgres, MS SQL, MongoDB); CI/CD and automated testing; DDD/SOA/microservices experience; mentoring experience; CS degree or equivalent.
C#, ASP.NET, Postgres, MS SQL, MongoDB, React, CI/CD, Docker, Kubernetes, AWS CDK, Terraform, Blazor
1w
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Full Stack .NET Developer
Chicago, Illinois, United States
$61k-$104k/yr HybridFull Time
Capgemini
CapgeminiEuronext Paris: CAP: Provides global IT consulting and digital transformation services.
6+ YOE6+ years software development experience; expertise in Angular, C#, .NET Core, SQL Server; GitHub and Azure experience; strong communication and mentoring skills.
Angular, HTML, CSS, JavaScript, REST, JSON, C#, .NET Core, SQL Server, LINQ, .NET MVC, IIS, GitHub, Azure
2w
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C#/.NET Developer (Application & Database Development)
Chicago or Arizona or California or Colorado or Connecticut or Delaware or Florida or Georgia or Illinois or Indiana or Massachusetts or Maryland or Minnesota or North Carolina or New Jersey or New York or Pennsylvania or Tennessee or Texas or Utah or Virginia
HybridContract
FDM Group
FDM GroupLondon Stock Exchange: FDM: FDM provides IT consultancy and technology staff augmentation services.
5+ YOEBachelor's degree and 5+ years software development experience with C#, .NET, SQL Server, T-SQL, Git; strong analytical and communication skills; financial services experience preferred.
C#, .NET Framework, .NET Core, .NET 8+, ASP.NET MVC, ASP.NET Core, REST APIs, Microsoft SQL Server, T-SQL, Entity Framework, LINQ, JSON, XML, Visual Studio, Azure DevOps, Git, SQL Server Management Studio (SSMS), Power BI, Jira, SSIS, SSRS, SQL Server Agent, Docker, CI/CD pipelines
2w
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C#/.NET Developer (Application & Database Development)
Chicago, Illinois, United States
HybridContract
FDM Group
FDM GroupLondon Stock Exchange: FDM: Provides IT consulting, technical training, and staff augmentation services.
5+ YOE5+ years software development experience; bachelor's degree in CS/Engineering/Information Systems; strong C#, .NET, ASP.NET, SQL Server, T-SQL, EMR skills; Git and Azure DevOps experience; strong analytical and communication skills.
C#, .NET Framework, .NET Core, .NET 8+, ASP.NET MVC, ASP.NET Core, SQL Server, T-SQL, Entity Framework, Azure, SSIS, SSRS, Power BI, Azure DevOps, Docker, Visual Studio, Git, SQL Server Management Studio (SSMS), Jira
2mo
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Application Developer Senior
Germantown or Chicago or Nashville or Washington
$91k-$185k/yr HybridFull Time
Accenture Federal Services
Accenture Federal ServicesNYSE: ACN: Provides technology and consulting services to U.S. federal agencies.
10+ YOESenior applications developer with Atlassian/Jira, Java/JavaScript, Azure, SQL; US citizen; willing to travel up to 25%; bachelor’s in CS or equivalent experience.
Jira, Confluence, Java, JavaScript, Azure, .NET, WebSphere, SQL, Power Platform, ServiceNow, IIS, Azure DevOps
2mo
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Senior Full-Stack Software Engineer (Azure &.NET)
Chicago, Illinois, United States
$160k-$200k/yr OnsiteFull Time
Ripple
Ripple: Provides blockchain solutions for global payments and liquidity.
5+ YOE5+ years in application development; expert in ASP.NET/Core, C#, SQL Server; Azure, DevOps, CI/CD; modern JS front-ends; mentoring; agile; on-call.
Azure, ASP.NET, C#, SQL Server, Azure DevOps, CI/CD, JavaScript, TDD, BDD
3d
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Senior Software Developer
Bedford Park, Illinois, United States
$120k-$140k/yr OnsiteFull Time
Warrior Insurance Network
Warrior Insurance Network: Provides auto insurance and management services for member carriers.
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
3d
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Senior Software Developer
Bedford Park, Illinois, United States
$120k-$140k/yr HybridFull Time
Preferred Risk Insurance Services
Preferred Risk Insurance Services: Provides professional management services for the insurance industry.
5+ YOE5+ years professional software development experience; advanced proficiency with C#, .NET, React; Git; CI/CD and automated testing experience; bachelor's in CS/Engineering or equivalent.
C#, .NET, React, Git, Microsoft Azure, AWS, Claude Code, Codex, GitHub Copilot, SQL
3w
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Senior Full Stack Developer
Columbus or Chicago or Detroit or Charlotte or Dallas
$70k-$140k/yr OnsiteFull Time
Huntington
HuntingtonNASDAQ: HBAN: Provides regional commercial, consumer, and mortgage banking services.
5+ YOEBachelor's degree or 4+ years experience; 5+ years full-stack development with REST APIs; experience with .NET, SQL, JavaScript/React, EM/API integrations; strong analytical and troubleshooting skills.
REST APIs, .NET, Box.com API, DocuSign API, Adobe Sign API, IBM/FileNet P8 API, Google APIGEE, Git, Microsoft SQL Server, Oracle, IBM DB2 LUW, React, HTML, XML, JavaScript, Web Services, Load Balancing, Firewalls, Reverse Proxies
1mo
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Senior Full Stack Developer
Glenview, Illinois, United States
$105k-$120k/yr HybridFull Time
Guarantee Trust Life
Guarantee Trust Life: Provides life, health, and supplemental insurance products and services.
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
1mo
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Senior Full Stack Developer
Glenview, Illinois, United States
$105k-$120k/yr HybridFull Time
Guarantee Trust Life
Guarantee Trust Life: Provides supplemental life and health insurance products to individuals.
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
1mo
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Senior Developer (IBM Sterling B2B Integrator) (REMOTE)
Glenview or Pittsburgh or Los Angeles County
$90k-$121k/yr RemoteFull Time
Wesco
WescoNYSE: WCC: Distributes electrical and industrial products and supply chain solutions.
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
2w
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Senior Software Engineer
Westchester, Illinois, United States
$99k-$124k/yr HybridFull Time
Ritchie Bros.
Ritchie Bros.NYSE: RBA: Conducts global auctions for heavy equipment and industrial assets.
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
2w
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Senior Software Engineer (55220)
Vernon Hills, Illinois, United States
$108k-$127k/yr HybridFull Time
STERIS
STERISNYSE: STE: Provides infection prevention and procedural healthcare products and services.
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
1mo
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Senior Developer - Information Technology
Gurgaon or Chicago or Houston
OnsiteFull Time
United Airlines
United AirlinesNASDAQ: UAL: Operates a global network of passenger and cargo flights.
10+ YOE10+ years relevant experience, 5+ years designing cloud-native distributed systems; hands-on expertise in .NET, React, PostgreSQL, AWS, CI/CD/DevOps, Agile; strong architecture, coding, and mentorship skills.
.NET, React, PostgreSQL, Redis, DynamoDB, Solace, Apache Kafka, IBM MQ, ECS, EKS, Lambda, AWS, JavaScript
1mo
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Senior Software Architect (.NET)
Bulgaria or Hungary or Poland or Chicago
HybridFull Time
Exadel: Provides digital engineering and AI-focused software consulting services.
6+ YOE6+ years .NET architecture experience, 5+ years cloud-native design (Azure preferred), microservices, REST APIs, DDD, event-driven patterns, security (OAuth2/OpenID Connect), AI-assisted tooling experience, and ability to produce architecture artifacts.
.NET, C#, Microsoft Azure, App Services, Container Apps, API Management, Service Bus, Event Hubs, Azure SQL, AWS, Kafka, GitHub Copilot, Claude Code, Cursor, Azure AI Foundry, AWS Bedrock, AgentCore, OAuth2, OpenID Connect, Okta, Azure AD, Entra ID