Top Senior .NET Developer Jobs in Hartford, CT

Design, build, and maintain production-grade .NET web applications and APIs on Azure. Own full-stack delivery from data models and SQL to front-end components, CI/CD, testing, and architecture. Collaborate with product and delivery teams, participate in code reviews, and ensure secure, observable, well-tested services.

The role involves full-stack software development, adhering to Agile practices, and collaborating across teams. Responsibilities include coding, testing, and maintaining software systems while mentoring team members.

Lead backend development on the scheduling platform modernization, contribute across products, write APIs, and drive AI-accelerated software development workflows.

Lead backend development on the scheduling platform modernization. Contribute across Python and .NET ecosystems, write APIs, review code, and support AI-accelerated development workflows while collaborating in a remote team environment.

Develop and maintain scalable software solutions, mentor developers, and integrate AI tools. Collaborate on technical solutions aligned with business goals.

Design, develop, and implement web applications using the Microsoft .NET stack and front-end frameworks. Build and consume web services (WSDL/SOAP/WCF), work with SQL Server and MongoDB, and participate in all SDLC phases including architecture, requirements, development, debugging, and testing.

Design, develop, and implement web applications using Microsoft .NET, AngularJS, Node.js and MongoDB. Build and consume web services (WSDL/SOAP/REST), XML/XSLT and WCF. Participate in all SDLC phases including architecture, development, testing, debugging, documentation and maintenance.

Design, develop, and maintain web applications using .NET, AngularJS, NodeJS and MongoDB. Build and consume WSDL/SOAP/WCF web services, work with XML/XSLT, participate in all SDLC phases including architecture, development, testing, debugging, documentation, and maintenance.

Develop and maintain web applications and services using Microsoft .NET stack and JavaScript frameworks. Build solutions with AngularJS, NodeJS, MongoDB; design and implement WCF/SOAP web services, XML/XSLT; participate across SDLC from architecture through maintenance.

Design, develop, and implement web applications using the Microsoft .NET stack and AngularJS. Build solutions with NodeJS and MongoDB, create and consume SOAP/WSDL/WCF web services, work across all SDLC phases including architecture, development, testing, and maintenance, and produce documentation.

Design, develop, and maintain web applications using .NET (C#/ASP.NET) and front/end/back-end technologies (AngularJS, Node.js, MongoDB). Build and consume web services (WSDL/SOAP/WCF), work across full SDLC, collaborate in teams, and apply insurance domain knowledge where applicable. Agile experience preferred.

Hands-on lead developer/technical architect responsible for coding (.NET Core/.NET 8+), designing Azure-first architectures, building microservices and APIs, implementing Azure PaaS services and monitoring, performing code reviews and mentoring, troubleshooting production issues, and coordinating delivery with onshore/offshore teams.

Senior .NET Software Engineer responsible for end-to-end software development using Microsoft technologies. Requires extensive experience in SDLC, design principles, technical documentation, web application development with .NET, Agile/SCRUM, Entity Framework, database design, and version control. Familiarity with project tools JIRA, TEMPO, Bitbucket, and Confluence preferred.

Develop and maintain web-based applications using .NET/C#, JavaScript, HTML/CSS, SQL and Oracle/SQL Server. Perform root cause analysis, collaborate with teams for requirements, follow Agile SDLC, present change demonstrations, and use Azure DevOps/Jira for lifecycle management. Implement and maintain Blazor components.

Lead design and delivery of scalable, reliable software using C#/.NET, SQL Server, React, and Azure. Own complex initiatives from design through operations, mentor engineers, improve CI/CD, observability, and apply DDD/TDD/VSA practices. Use modern APIs, microservices or modular monoliths, and AI-assisted tooling to improve delivery.

Seeking a Senior Full Stack .NET Developer to work on a social good project, with strong skills in C#, AngularJS, design, and UX. Requires 5+ years of experience.

The Staff Engineer will leverage 5+ years of experience in C#, JavaScript, and frameworks to lead and innovate solutions in a collaborative environment.

As a Sr. Software Engineer at Bloomerang, you will lead technical direction, mentor engineers, and enhance SaaS solutions while utilizing .NET and AI tools. You will ensure scalable, maintainable applications, advocate for Agile workflows, and focus on quality outcomes in software development.

Lead design, development, and implementation of full-stack applications using .NET and Angular. Collaborate with teams to gather requirements, ensure security, scalability, and performance on Azure, manage SQL Server databases, use Git for version control, and mentor engineering teammates while adopting best practices and emerging technologies.

Lead development of maintainable .NET applications within a small team, apply test-driven development, coach client teams on modern software practices, and continuously improve technical skills.

Senior .NET Web App Developer responsible for designing and building .NET web applications, implementing Oracle PL/SQL solutions, using Entity Framework and Blazor, applying design principles, producing technical documentation, performing performance tuning, and collaborating in Scrum/Agile teams with Bitbucket, JIRA, Tempo, and Confluence.

Senior .NET full-stack developer responsible for custom application development, API integrations, database optimization, deployments, troubleshooting, performance, security, and production support using .NET/C#, ASP.NET Core, SQL, modern frontend frameworks, cloud, and CI/CD.

Design, develop, test, and deploy .NET solutions (APIs and web apps). Build and consume RESTful services, work with SQL and NoSQL databases, use cloud (Azure/AWS) and Docker, apply unit/integration/performance testing, participate in code reviews, define features via spikes, and architect scalable, high-performance systems. Support occasional after-hours and on-call rotation.

Design, build, and maintain scalable web applications for payroll and accounting. Collaborate with engineers and product partners, write tested code, participate in code reviews, contribute to architecture, improve CI/CD and monitoring, support production (including on-call), and communicate progress while continuously learning.

As a Full Stack Engineer, you'll develop full-stack applications using .NET and React, focusing on creating user-friendly interfaces and robust backends for AI integration. Responsibilities include API design, database management, application deployment, code quality assurance, and collaboration with cross-functional teams.