15 software engineer full stack c developer jobs at 9 companies in Connecticut

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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: Global AI-centered technology research and advisory firm serving commercial and public-sector clients.
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
2w
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Full Stack Developer - WMA
New York City or Old Greenwich
$150k-$200k/yr OnsiteFull Time
WorldQuant
WorldQuant: Private quantitative asset management firm developing and deploying systematic investment strategies across global markets for investors.
2+ YOERequires 2–5+ years in web development or analytics; React, HTML, CSS, JavaScript, SQL, relational databases, programming in Python, Java, or C++, Unix/Linux, shell scripting, DevOps, and web infrastructure experience.
React, Tailwind, Material UI, SQL, Polars, SQL Server, MySQL, PostgreSQL, Python, Java, C++, REST/JSON, Unix, Linux, Shell, Apache, NGINX, Tomcat, airflow, cron
3d
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Junior Full Stack Developer
Westport, Connecticut, United States
$85k-$95k/yr OnsiteFull Time
PetVet Care Centers
PetVet Care Centers: National network of locally led veterinary hospitals.
Bachelor's degree or equivalent experience; foundational object-oriented programming knowledge; familiarity with C#, .NET, Angular, TypeScript, JavaScript, HTML, CSS, relational databases, SQL, source control, testing, debugging, and code reviews.
Angular, .NET, SQL Server, C#, TypeScript, JavaScript, HTML, CSS, SQL
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Senior Full Stack .NET Developer
Detroit or United States or Michigan or Ohio or Indiana or Illinois or Wisconsin or Minnesota or Iowa or Missouri or Arkansas or Louisiana or Mississippi or Alabama or Georgia or Florida or South Carolina or North Carolina or Virginia or West Virginia or Kentucky or Tennessee or Maryland or Delaware or Pennsylvania or New Jersey or New York or Connecticut or Rhode Island or Massachusetts or Vermont or New Hampshire or Maine or Texas or Oklahoma or Kansas or Nebraska or South Dakota or North Dakota or Colorado or Wyoming or Montana or Idaho or Utah or Arizona or New Mexico or Nevada or California or Oregon or Washington or Alaska or Hawaii
$150k-$175k/yr RemoteFull Time
Team Velocity Marketing
Team Velocity Marketing: Private automotive marketing technology agency providing customer-experience software and digital advertising to auto dealerships.
5+ YOERequires 5+ years of software development experience, advanced C#/.NET skills, modern frontend experience, APIs, microservices, databases, Agile practices, testing, CI/CD, and independent project delivery.
C#, .NET, Angular, Vue.js, React, RESTful APIs, SQL Server, PostgreSQL, MySQL, Redis, Elasticsearch, Kafka, Snowflake, Cassandra, Scrum, Kanban, TDD, CI/CD, GitHub Copilot, ChatGPT, Claude, Cursor, Docker, AWS, Microsoft Azure, GCP, Kubernetes, Apollo
2w
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Senior Full Stack Developer - AI First
Alabama or Arizona or Connecticut or Florida or Georgia or Hawaii or Iowa or Illinois or Indiana or Kentucky or Louisiana or Maryland or Massachusetts or Michigan or Minnesota or Missouri or Montana or North Carolina or Nebraska or New Hampshire or New Jersey or Nevada or Ohio or Oregon or Pennsylvania or Rhode Island or Tennessee or Texas or Virginia or Washington or Wisconsin or Wyoming
RemoteFull Time
RethinkFirst
RethinkFirst: Private behavioral health technology provider serving employers, educators, payors, and clinicians with cloud tools and training.
5+ YOEBachelor's degree in Computer Science, 5+ years of development experience, C#, JavaScript, TypeScript, cloud experience, IaC, architecture patterns, Git, automated tests, and daily AI coding-tool use.
C#, .NET, .NET Core, SQL, Redis, Web API, JavaScript, HTML/CSS, Angular, TypeScript, Microservices, XUnit, Azure, CI/CD, Git, NGRX, OAuth, Cursor, Claude, GitHub Copilot, Azure DevOps, Docker, Kubernetes, Terraform, AWS
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Staff Software Engineer
Hartford or Charlotte or Columbus or Chicago
$116k-$174k/yr HybridFull Time
The Hartford
The HartfordNYSE: HIG: Provider of property and casualty insurance and employee benefits.
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)
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Senior .NET Full Stack Developer Lead (React/AWS)
Hartford, Connecticut, United States
$64k-$115k/yr OnsiteFull Time
Cognizant
CognizantNASDAQ: CTSH: Global professional services providing technology and consulting 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
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Senior .NET Full Stack Developer Lead (React/AWS)
Hartford, Connecticut, United States
$64k-$115k/yr OnsiteFull Time
Cognizant
CognizantNASDAQ: CTSH: Global professional services providing technology and consulting services.
.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
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: Global professional services providing technology and consulting 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
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Full Stack AI Platform Engineer – AI Accelerator
East Hartford or Cambridge
$132k-$252k/yr HybridFull Time
RTX
RTXNYSE: RTX: Aerospace and defense providing advanced technology solutions.
10+ YOESTEM degree and 10+ years experience, U.S. Person required, proficiency in Python and C++, CI/CD and DevOps, LLMs/RAG/AI frameworks, cloud deployment, and integrating models into applications.
Python, C++, GitHub Actions, Jenkins, PyTorch, TensorFlow, AWS, Azure, LLMs, RAG, REST APIs, Docker, Kubernetes, SQL
2mo
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.NET Full Stack (Azure/AWS)
Hartford, Connecticut, United States
$70k-$117k/yr OnsiteFull Time
Cognizant
CognizantNASDAQ: CTSH: Global professional services providing technology and consulting services.
8+ YOE8+ years .NET Core/.NET Framework and C#, front-end experience with Angular or React, Microsoft SQL Server, cloud experience (Microsoft Azure and/or AWS), proven technical lead experience and strong client-facing skills.
.NET Core, C#, Microsoft SQL Server, Angular, React, Microsoft Azure, AWS
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Full Stack .NET Technical Lead
Hartford, Connecticut, United States
$70k-$117k/yr OnsiteFull Time
Cognizant
CognizantNASDAQ: CTSH: Global professional services providing technology and consulting services.
8+ YOE8+ years with C#, .NET Core/.NET Framework, frontend (Angular or React), Microsoft SQL Server, Azure and/or AWS; experience leading teams, client-facing skills, and Agile delivery.
.NET Core, .NET Framework, C#, Microsoft SQL Server, Angular, React, Microsoft Azure, AWS
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.NET Full Stack (Azure/AWS)
Hartford, Connecticut, United States
$70k-$117k/yr OnsiteFull Time
Cognizant
CognizantNASDAQ: CTSH: Global professional services providing technology and consulting services.
8+ YOE8+ years with .NET Core/.NET Framework and C#, front-end in Angular or React, SQL Server, Azure or AWS, technical lead experience, client-facing communication, and US work authorization.
.NET Core, .NET Framework, C#, SQL Server, Angular, React, Azure, AWS
2mo
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Full Stack .NET Technical Lead
Hartford, Connecticut, United States
$70k-$117k/yr OnsiteFull Time
Cognizant
CognizantNASDAQ: CTSH: Global professional services providing technology and consulting services.
8+ YOE8+ years in C#/.NET Core or .NET Framework, frontend experience with Angular or React, SQL Server expertise, Azure/AWS cloud experience, team leadership and strong client-facing communication skills; must be authorized to work in the US.
.NET Core, .NET Framework, C#, Angular, React, SQL Server, Azure, AWS
3w
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Dot Net Developer
Atlanta or Hartford or Raleigh or Richardson
$64k-$95k/yr OnsiteFull Time
Infosys
InfosysNYSE: INFY: Global leader in next-generation digital services and consulting.
.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