103 c developer jobs at 53 companies in Hartford, CT

2w
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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
2w
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I&C Hardware Engineer
Windsor, Connecticut, United States
$58k-$73k/yr HybridFull Time
WECTEC Staffing Services
WECTEC Staffing Services: Provides technical staffing and contingent labor for energy industries.
0+ YOEBachelor's in Electrical Engineering or related, 0-3 years engineering experience, knowledge of analog/digital circuit design, Microsoft Office proficiency, AutoCAD experience a plus.
Microsoft Word, Microsoft Excel, Microsoft PowerPoint, Microsoft Outlook, AutoCAD
2mo
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Engineer II I&C - Nuclear
Stonington, Connecticut, United States
OnsiteFull Time
Zachry Group
Zachry Group: Provides engineering, construction, and maintenance for industrial facilities.
6+ YOEBS in engineering with control systems knowledge; 6 years experience including nuclear power; strong communication and MS Office skills; able to pass security/drug screening; travel to client sites.
1w
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Software Engineer
Waterford, Connecticut, United States
$85k-$125k/yr OnsiteFull Time
Sonalysts
Sonalysts: Provides technical analysis and training systems for defense agencies.
5+ YOEU.S. citizen eligible for DoD SECRET, Bachelor’s in CS or related,5+ years software development, experience with object-oriented languages (C#,Java,C++),modeling & simulation and GUI/Unity experience.
C#, Java, C++, .Net, OpenGL, Lua, Qt, Unity, UML, Windows, Linux, DIS
2w
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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
1mo
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OneStream Senior Developer
Chicago or Milwaukee or Dallas or Columbus or Cincinnati or New York City or Cleveland or Oklahoma City or Austin or Albany or St. Petersburg or Hartford or Pittsburgh or St. Louis or Miami or Sacramento or Raleigh or Minneapolis or Mountain View or Scottsdale or Morristown or San Francisco or Boston or Denver or Philadelphia or Overland Park or Los Angeles or Charlotte or Seattle or Houston or Arlington or Atlanta or Redmond or Bentonville or Nashville or Detroit or San Diego
$63k-$183k/yr OnsiteFull Time
Accenture
AccentureNYSE: ACN: Global provider of management consulting and technology services.
3+ YOE3+ years OneStream development, 2+ years VB.net or C# and Data Management, 3+ years reporting and leading technical workstreams; OneStream OCA (or willing to certify), Bachelor’s degree or equivalent.
OneStream XF, VB.net, C#, SQL, XML, Sensible AI, CPM Express, Oracle, Hyperion, Cognos TM1, SAP, Anaplan, Adaptive, Host Analytics
3w
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Peoplesoft Developer (Hybrid)
Canton or Farmington or Boston or Raleigh
$81k-$115k/yr HybridFull Time
Intact Insurance Specialty Solutions
Intact Insurance Specialty SolutionsToronto Stock Exchange: IFC: Provides specialized property and casualty insurance and risk services.
3+ YOE3+ years PeopleSoft Financials and 3+ years enterprise Java or C# development experience; experience with PeopleTools, Application Engine, PeopleCode, Integration Broker, BI Publisher, and BMC Control-M; bachelor’s in CS/IS preferred.
PeopleTools, Application Engine, PeopleCode, Integration Broker, BI Publisher, BMC Control-M, Java, C#
5d
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Staff Software Engineer
Hartford or Charlotte or Columbus or Chicago
$116k-$174k/yr HybridFull Time
The Hartford
The HartfordNYSE: HIG: Provides business and personal insurance, group benefits, and investments.
8+ YOE8+ years software development experience; expertise in Java/Python/C#/Go, full-stack frameworks, cloud platforms, databases, CI/CD, and AI-assisted development; BS in CS/Engineering or related required.
Java, Python, C#, Go, Angular, React, Node.js, RESTful APIs, AWS, GCP, Azure, SQL Server, Snowflake, PostgreSQL, Oracle, MongoDB, CI/CD, GitHub Copilot, Microsoft Copilot, Copilot Studio, Azure AI Foundry, Google Vertex AI, GCP Agent Development Kit (ADK)
1d
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Dot Net Developer
Atlanta or Hartford or Raleigh or Richardson
$64k-$95k/yr OnsiteFull Time
Infosys
InfosysNYSE: INFY: Provides IT consulting, software development, and business outsourcing services.
.NET stack experience (.NET, ASP.NET, MVC, C#, WPF, WCF), Microsoft SQL Server and Entity Framework, strong OOP and API development skills, bachelor's degree or equivalent, agile experience preferred.
.NET, ASP.NET, MVC, C#, WPF, WCF, Microsoft SQL Server, Entity Framework, JavaScript
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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
1mo
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Senior Software Engineer, Calibration, Automation & Tools
New Haven, Connecticut, United States
$124k-$187k/yr HybridFull Time
D-Wave Quantum
D-Wave QuantumNYSE: QBTS: Provides commercial quantum computing systems, software, and cloud services.
5+ YOEBachelor's in CS/ECE/math/physics; 5+ years full‑stack experience; strong Python and another high‑level language (Java/Go/C/C++); front‑end frameworks (React/Angular/Vue.js); SQL and PostgreSQL/Oracle; Git, CI/CD, AWS; testing and strong communication.
Python, Java, Go, C, C++, React, Angular, Vue.js, PostgreSQL, Oracle, Git, AWS, CI/CD
2mo
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P&C Producer - CT - Glastonbury, CT - Norwalk
Glastonbury or Norwalk
$120k-$250k/yr OnsiteFull Time
USI Insurance Services
USI Insurance Services: Insurance brokerage and risk management consulting services.
3+ YOE3+ years sales experience in insurance brokerage; Property & Casualty license; college degree preferred; strong communication and negotiation; ability to develop sales plans.
1mo
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Sr. Software Engineer
Miami or Shelton
OnsiteFull Time
Subway
Subway: Operates a global chain of franchised quick-service sandwich restaurants.
5+ YOEBachelor's or equivalent experience, 5+ years production software development, strong with Node.js/TypeScript/Java/C#, serverless AWS (Lambda, API Gateway, DynamoDB, SQS/SNS), REST/GraphQL APIs, CI/CD and Git workflows, Terraform/IaC, and daily use of AI-assisted development tools (GitHub Copilot, Claude).
AWS Lambda, API Gateway, DynamoDB, SQS, SNS, Node.js, TypeScript, JavaScript, Java, C#, Terraform, GitHub, Azure DevOps, Dynatrace, OpenAPI, Swagger, GitHub Copilot, Claude, Git, GitHub Actions, Datadog, CloudWatch, Akamai, CloudFront, OAuth 2.0, OpenID Connect, AWS Cognito, React Native
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
2w
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Lead RPA Developer
New Haven, Connecticut, United States
OnsiteFull Time
ASSA ABLOY
ASSA ABLOYNasdaq Stockholm: ASSA B: Global manufacturer of locks and automated entrance systems.
8+ YOE2+ MgmtBachelor's in CS/engineering, 8+ years software/automation experience, 6+ years UiPath hands-on, 2+ years team lead, strong RPA, VB.NET/C# and UIPath Orchestrator skills.
UiPath Studio, UiPath Orchestrator, UiPath Document Understanding, UiPath Automation Hub, UiPath Apps, UiPath Action Center, UiPath Maestro, RE Framework, Microsoft Power Automate, VB.NET, C#, SharePoint, Teams, Outlook, OneDrive, Dataverse, Dynamics 365, ServiceNow, Gen- AI Activities
1mo
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Electrical Design Engineer
Chester, Connecticut, United States
OnsiteFull Time
Whelen Engineering
Whelen Engineering: Manufacturer of emergency warning and public safety lighting.
4+ YOEBachelor's in Electrical/Computer Engineering (ABET), 4+ years product development experience, SPICE and Altium proficiency, embedded C/C++ firmware experience, hands-on test equipment skills, strong communication.
SPICE, Altium Designer, C, C++, IAR Embedded Workbench, Visual Studio Code, ICE, JTAG, digital multimeter, oscilloscope, function generator, logic analyzer, FreeRTOS, Zephyr, embOS, Embedded Linux, Jira, Confluence, BigPicture, Git
2mo
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Full Stack Developer (CT, Middletown)
Middletown, Connecticut, United States
HybridFull Time
Reality Interactive
Reality Interactive: Designs and deploys digital merchandising and retail technology solutions.
5+ YOE5+ years in software development; 3+ years with C#/.NET; 3+ years front-end with React/Angular/Vue; Azure services; REST/OpenAPI; HTML/CSS/JavaScript/TypeScript; OAuth2/OpenID Connect; SQL; Git; automated tests; Agile; AI-assisted coding tools experience.
NET, Azure, React, Angular, Vue.js, HTML, CSS, JavaScript, TypeScript, OpenAPI, OAuth 2.0, OpenID Connect, SQL, Git, Automated testing frameworks
3mo
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Network Software Developer
Lexington or United States
$102k-$152k/yr HybridFull Time
KBR
KBRNYSE: KBR: Provides engineering, technology, and professional services for global markets.
3+ YOEActive DoD Secret clearance; BS in Computer Science or related field; 3-5 years experience; Proficiency in C++, Python; Kubernetes; SDN; routing protocols; strong communication; team collaboration.
C++, Python, Kubernetes, Software-defined networking, Routing protocols
3w
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Senior Product Software Engineer
Glendale or Bristol
$142k-$190k/yr HybridFull Time
The Walt Disney Company
The Walt Disney CompanyNYSE: DIS: Produces movies, operates theme parks, and provides streaming services.
5+ YOE5+ years industry experience; proficiency in Java/Python/C/C++; REST/GraphQL, AWS, containerization, CI/CD, data stores; bachelor\u0002s in computer science or equivalent.
Java, Python, C/C++, REST APIs, GraphQL, AWS, S3, Lambda, EC2, Docker, Gitlab-CI, Terraform, Cloud formation, Jenkins, Kubernetes, MongoDB, Redis, Elasticsearch, Postgres, DynamoDB, Node, ffmpeg, mediainfo
3w
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Senior Product Software Engineer
Glendale or Bristol
$142k-$190k/yr HybridFull Time
The Walt Disney Company
The Walt Disney CompanyNYSE: DIS: Produces media content and operates global theme parks.
5+ YOE5+ years experience; proficiency in Java, Python or C/C++; experience with REST/GraphQL, cloud (AWS S3/Lambda/EC2), containerization, CI/CD, databases; bachelor’s in CS or equivalent.
Java, Python, C/C++, REST APIs, GraphQL, AWS, S3, Lambda, EC2, Docker, Gitlab-CI, Terraform, Cloud formation, Jenkins, Kubernetes, MongoDB, Redis, Elasticsearch, Postgres, DynamoDB, ffmpeg, mediainfo