38 c net developer jobs at 21 companies in Sherman, CT

3w
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C# .NET Developer
East Haven, Connecticut, United States
OnsiteFull Time
Town Fair Tire
Town Fair Tire: Retailer of brand-name tires and automotive wheel services.
2+ YOE.NET Framework/.NET Core and C# experience, Blazor, SQL Server (2016+), REST/SOAP, Visual Studio, Git, HTML/CSS/JavaScript, web API development, Agile experience.
.NET Framework, .NET Core, Blazor, C#, SQL Server 2016, ASP.NET, ADO.NET, REST, SOAP, Visual Studio, Git, HTML, CSS, JavaScript, JSON, AJAX, Wrike, Jira, bash, PowerShell, cmd
3w
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.Net Developer
Fort Mill or Hartford
OnsiteFull Time
Infosys
InfosysNYSE: INFY: Provides IT consulting, software development, and business outsourcing services.
Experience with .NET (VB.NET, ASP.NET, C#), HTML, web services, scripting, cloud (AWS), and MySQL/MongoDB. Bachelor\u0002s degree or equivalent experience; authorized to work in the US without employer sponsorship.
.NET, VB.NET, ASP.NET, C#, HTML, Web Services, AWS, MySQL, MongoDB
1mo
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Senior .NET Full Stack Developer Lead (React/AWS)
Hartford, Connecticut, United States
$64k-$115k/yr OnsiteFull Time
Cognizant
CognizantNASDAQ: CTSH: Provides IT consulting and technology services to global enterprises.
.NET Core/C# and React experience, AWS and SQL Server knowledge, proven technical leadership, stakeholder communication, and experience working with distributed/offshore teams.
.NET, .NET Core, C#, React, React.js, JavaScript, AWS, SQL Server
2w
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Senior .NET Full Stack Developer Lead (React/AWS)
Hartford, Connecticut, United States
$64k-$115k/yr OnsiteFull Time
Cognizant
CognizantNasdaq: CTSH: Provides IT consulting and digital business process services.
Proven experience designing and delivering enterprise applications with .NET Core/C#, React, AWS, and SQL Server; technical leadership and stakeholder-facing skills required.
.NET Core, C#, React.js, JavaScript, AWS, SQL Server
3w
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Senior .NET Full Stack Developer Lead (React/AWS)
Hartford, Connecticut, United States
$64k-$115k/yr OnsiteFull Time
Cognizant
CognizantNasdaq: CTSH: Provides global information technology and business process outsourcing services.
Proven experience with .NET Core/C#, React.js, JavaScript, AWS, and SQL Server; experience leading technical teams, strong communication and software engineering best practices.
.NET Core, C#, React.js, JavaScript, AWS, SQL Server
2mo
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Software Engineer (C# .NET Framework/SQL Server) - Digitech - Remote
Chappaqua, New York, United States
RemoteFull Time
Digitech Computer
Digitech Computer: Provides billing software and revenue cycle management for EMS.
3+ YOE3-5 years of professional software engineering; strong C#, .NET Framework, SQL Server; remote work ability; Bachelor's in CS or related field.
C#, .NET Framework, SQL Server, Databases, Stored Procedures
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Senior Software Engineer (Technical Lead) BSI - (Claude, GitHub, Python, NET/C#, Angular, AWS)
Hartford or Atlanta or Cockeysville or Saint Paul
$139k-$230k/yr HybridFull Time
Travelers
TravelersNew York Stock Exchange: TRV: Provider of commercial and personal property casualty insurance.
5+ YOE5+ years software engineering experience, experience shipping LLM/AI agent production systems, proficiency with GitHub, Python, .NET/C#, Angular, AWS, databases, and strong communication and leadership skills.
GitHub, Python, NET/C#, Angular, AWS, OCF, Mongo, DocumentDB, SQL Server, Claude Agent SDK, LangGraph, AgentCore, Anthropic, OpenAI
1w
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Full Stack Developer (.NET API) - Senior Software Engineer
Stamford, Connecticut, United States
OnsiteFull Time
Information Services Group
Information Services GroupNASDAQ: III: Provides technology research and advisory services for digital transformation.
6+ YOEBachelor's in computer science or related field, 6+ years full-stack experience with .NET Core API, Angular and SQL Server, strong C#/Web API and front-end (HTML/CSS/JavaScript) skills, REST API experience, communication and leadership abilities.
Angular, .NET Core, SQL Server, C#, Web API, HTML, CSS, JavaScript, Microsoft Azure, Git
1mo
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IT Software Developer
Spring Valley, New York, United States
$110k-$150k/yr OnsiteFull Time
Hamaspik Choice
Hamaspik Choice: Managed long-term care plan providing healthcare services to Medicaid-eligible individuals.
5+ YOE5+ years C#/.NET development experience, 3+ years ASP.NET and ETL/SSIS experience, SQL Server, Visual Studio, Python, experience with medical terminology and healthcare technology preferred.
C#, .NET, ASP.NET, ASP.NET Core, ASP.NET MVC, SQL Server, SSIS, Visual Studio, ALTREX, DTS, Python
3w
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Senior Software Developer
White Plains, New York, United States
$160k-$180k/yr HybridFull Time
Skadden
Skadden: Global law firm providing legal advisory and litigation services.
5+ YOEBachelor's in Computer Science or related, 5+ years enterprise application development, experience with .NET, React, Python, C#, TypeScript, CI/CD and AI-enabled services; strong architecture and communication skills.
.NET, React, Python, C#, ReactJS, TypeScript
2w
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Lead Software Engineer
Shelton or Indiana or Ohio or Louisiana or Iowa or New Hampshire or Delaware or North Carolina or Utah or Montana or Oklahoma or Virginia or Arkansas or Alabama or Missouri or Pittsburgh or Nevada or San Antonio or Tampa or St. Petersburg or Mississippi or Orlando or Tennessee or New Mexico or Kansas or Florida or Maitland or Phoenix or Idaho or West Virginia or Maine or Pennsylvania or Nebraska or South Carolina or Georgia or Wisconsin or Texas or Gilbert or Sunrise or Port St. Lucie or Kentucky or Dallas
HybridFull Time
HealthPlanOne
HealthPlanOne: Digital marketplace for health insurance and Medicare plans.
7+ YOE7+ years C#/.NET development experience, bachelor's in CS or related, strong OOP and design patterns, SQL Server and Azure experience, DevOps and source control familiarity.
.NET Framework, .NET Standard, .NET Core, .NET 9, .NET, C#, Blazor, Razor Pages, ASP.NET WebForms, WCF, Worker Services, JavaScript, Microsoft SQL Server, Microsoft Azure, CI/CD, Git, Microsoft Azure DevOps, Jira, Confluence
2mo
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Sr. Software Engineer (Hybrid)
Hartford or Charlotte or Short Hills
$123k-$157k/yr HybridFull Time
Selective Insurance
Selective InsuranceNASDAQ: SIGI: Provider of commercial and personal property and casualty insurance.
5+ YOE5+ years of experience designing and developing complex applications; Bachelor's preferred in CS/Engineering; strong .NET/C#, API, SQL; cloud, Azure, DevOps, and leadership skills.
C#, .NET, API development, SQL, Azure, Container Apps, API Management, App Gateway, Key Vault, App Services, Logic Apps, SQL MI, Infrastructure-as-Code, Bicep, ARM, Terraform, Angular, SAFe
1mo
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SQL Database Developer
Montvale, New Jersey, United States
OnsiteFull Time
Orion Innovation
Orion Innovation: Provides digital transformation, software engineering, and cloud services.
Advanced expertise in Azure SQL / Microsoft SQL Server, strong T-SQL skills, PowerShell-driven CI/CD deployments, Azure DevOps/GitHub experience, .NET/C# integration, and database design/performance tuning.
CI/CD, Microsoft SQL Server, Azure SQL, Transact-SQL (T-SQL), PowerShell, Azure DevOps, GitHub, .NET, C#, Bicep, ARM, Terraform
2mo
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Lead Software Engineer (Hybrid)
Hartford, Connecticut, United States
$130k-$176k/yr HybridFull Time
Selective Insurance
Selective InsuranceNASDAQ: SIGI: Provides property and casualty insurance products to businesses and individuals.
7+ YOE7+ years software engineering experience with .NET/C#, Azure, cloud-native microservices, DevOps/IaC, AI integration, CI/CD, containerization, and leadership in engineering practices.
.NET, C#, ASP.NET Core, Azure, Azure AI Services, Cognitive Services, ML, OpenAI, Bot Services, Terraform, Bicep, ARM, Docker, Kubernetes, REST, GraphQL, Python, TensorFlow, PyTorch, Pega, Camunda, Appian, Angular, React, SQL, Kafka, RabbitMQ
2mo
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Senior Software Developer (Hybrid or Remote)
Canton or Raleigh or Farmington or Boston
$101k-$143k/yr HybridFull Time
Intact Insurance Specialty Solutions
Intact Insurance Specialty SolutionsToronto Stock Exchange: IFC: Provides specialized property and casualty insurance and risk services.
6+ YOE6+ years software development experience; expertise in .NET Core/C#, ASP.NET MVC, Entity Framework, Angular or React, Microsoft Azure; strong SQL Server and CI/CD experience; Bachelor’s or Master’s in CS/Engineering.
.NET Core, C#, ASP.NET MVC, Entity Framework, Angular, React, Microsoft Azure, Microsoft Azure Functions, Microsoft App Services, Microsoft Azure Storage, Microsoft Azure DevOps, SQL Server, CI/CD
2mo
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Senior Operating Platform Engineer
New York City or Greenwich or Garden City or London or Dublin
$190k-$250k/yr OnsiteFull Time
Soros Fund Management
Soros Fund Management: Provides global asset management and family office services.
7+ YOE7+ years professional software engineering with 4+ years full-stack experience; expertise with Angular, C#/.NET, Python, Microsoft SQL Server, Snowflake, AWS, Kubernetes, CI/CD; AI/LLM workflows and financial services experience; strong communication.
Angular, C#, .NET, Python, Microsoft SQL Server, Snowflake, AWS, Kubernetes, CI/CD, LLM
3w
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Senior Software Engineer (Technical Lead) BSI - (Claude, GitHub, Python, NET/C#, Angular, AWS)
Hartford or Saint Paul or Hunt Valley
$139k-$230k/yr HybridFull Time
Travelers
TravelersNYSE: TRV: Provide property and casualty insurance for individuals and businesses.
5+ YOE5+ years software engineering experience,1+ year shipping production LLM/AI systems preferred,Bachelor's in CS or STEM or equivalent,experience leading technical direction and driving GenAI adoption.
Claude, GitHub, Python, NET/C#, Angular, AWS, OCF, Mongo, DocumentDB, SQL Server, Claude Agent SDK, LangGraph, AgentCore, Anthropic, OpenAI
1mo
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Senior Full-Stack Software Developer – Finance & ERP Integration
Mahwah, New Jersey, United States
$135k-$160k/yr OnsiteFull Time
Chefman
Chefman: Designs and manufactures innovative small kitchen appliances.
7+ YOE7+ years full-stack development with finance/ERP experience; strong ASP.NET/.NET Core, C#, SQL, Entity Framework, Angular, NGRX, SignalR, RESTful APIs, and Git; experience integrating with QuickBooks/NetSuite/SAP and understanding financial workflows.
SAYDAR, ASP.NET, .NET Core, C#, SQL, Entity Framework, QuickBooks, NetSuite, SAP, Angular, NGRX, SignalR, RESTful APIs, Git, Microsoft Dynamics
1mo
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Co-Op 2026 – Software Engineering – XiO Cloud (Full Stack Web Dev)
Boston or Rockleigh
OnsiteInternship, Temporary
Crestron
Crestron: Designs and manufactures advanced automation and control systems.
Enrolled bachelor’s student in software engineering/computer science; unrestricted US work authorization; familiarity with C#, .NET, ASP.NET Core, modern SPA frameworks, TypeScript, HTML/CSS, Git; strong programming fundamentals.
C#, ASP.NET Core, .NET, Angular, React, Vue, HTML, CSS, TypeScript, Git
4d
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Cloud Solutions Architect / Database Engineer / AI Platform Architect (CT , Hartford )
Hartford, Connecticut, United States
$150k-$180k/yr OnsiteFull Time
ABCO Maintenance
ABCO Maintenance: Provides commercial facility maintenance and repair services.
Highly experienced architect with expertise in cloud architecture, C#/.NET, SQL Server, REST APIs, application security, Azure or AWS, enterprise integrations, and production AI/LLM applications.
C#, .NET, SQL Server, REST, ASP.NET Core, OAuth 2.0, OpenID Connect, JWT, SSO, RBAC, SSL/TLS, CI/CD, Retrieval-Augmented Generation (RAG), OpenAI, Azure OpenAI, Anthropic, Google AI, Large Language Model (LLM)