Top Senior .NET Developer Jobs in Phoenix, AZ

Senior-level engineer responsible for complex platform design, coding, testing, performance tuning, and leading development efforts. Acts as technical escalation point, mentors developers, and delivers enterprise .NET/SQL solutions in an Agile/SCRUM environment.

Senior full-stack developer responsible for designing, developing, and maintaining .NET/Angular web applications. Tasks include adding features, bug fixes, performance tuning, troubleshooting complex issues, mentoring junior developers, supporting deployments, and ensuring security/compliance. Works in Agile teams, collaborates with architects, and may provide 24x7 production support.

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.

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

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.

Senior .NET developer responsible for designing, coding, testing, debugging, and maintaining web-based applications. Lead technical direction, manage releases with TFS, mentor developers, participate in code reviews, collaborate with architects/analysts and QA, and deliver features in an Agile/Scrum environment. Troubleshoot complex defects, implement WebAPIs and integrate with APIs/Azure, and build business intelligence solutions.

Onsite .NET developer responsible for full lifecycle development, testing, debugging, and maintenance of web applications and scalable APIs (WCF/Web API). Work with SQL Server/T-SQL, frontend technologies, Azure, participate in code reviews, and support Agile/Scrum delivery.

Onsite contract .NET Web Developer responsible for development and maintenance of .NET applications (80%), ESB and TFS support. Work with Visual Studio, ASP.NET, C#, MVC, WCF, SOAP/REST APIs, jQuery, IIS, JavaScript/HTML/CSS, SQL Server, SSRS, and NUnit within Agile teams. Must have Windows Server and Team Foundation Server experience; basic familiarity with Microsoft Test Manager and Coded UI.

Design, write, modify, test, troubleshoot and debug .NET applications; move code through dev/test/production environments; work onsite in Phoenix as part of a contract-to-hire engagement.

Develop, enhance, troubleshoot and maintain web-based applications through full SDLC. Design, code, test, debug, and implement features; perform unit and system testing; participate in code reviews; work in a modified Scrum environment; integrate with SQL Server, APIs, Azure, and front-end technologies; support production and BI solutions.

Onsite contract-to-hire .NET Developer in Phoenix responsible for reviewing requirements, designing and writing new or modified code, testing and debugging, and promoting code through development, test, and production environments. Requires local candidates and background check clearance before starting.

Develop, test, and troubleshoot .NET internet applications. Primary responsibilities include .NET 4.0 development, MVC and WCF framework work, SQL Server 2008 database tasks, and using TFS for source control. Onsite role, client prefers local Phoenix candidates.

Design and implement .NET 4.5 applications and complex reports, import/export and transform Oracle data, write queries/stored procedures (T-SQL/SQL), develop Oracle Forms 10g, perform unit testing and code reviews, and produce technical documentation within Agile/SDLC teams.

Develop and maintain web applications using C# and ASP.NET (MVC). Assist with database design and create stored procedures. Work with Microsoft SQL Server, SSRS/SSIS, Crystal Reports, TFS, and Agile/SDLC processes in an onsite Phoenix environment.

Design, code, test and debug web applications using the full SDLC. Implement SQL Server solutions and SSRS reports, analyze automation requests, create estimates and schedules, produce technical SDM documents, and liaise with users to support enhancements and resolve issues.

Develop and enhance time-critical Microsoft .NET web applications. Gather business requirements, design systems, implement features using C#, ASP.NET, MVC and jQuery; write MS SQL queries and stored procedures; perform testing, QA and documentation; collaborate across teams to deliver large, complex projects.

Onsite senior .NET developer to design, write, test, debug, and modify applications. Work with teams to move code through development, test, and production environments and troubleshoot issues.

Develop, enhance, troubleshoot, test, and maintain web-based .NET applications. Implement new features, debug defects, participate in code reviews, perform unit and system testing, and deliver functionality in an Agile/Scrum environment while collaborating with team members and stakeholders.

Develop, analyze, modify, and create .NET (3.0–4.5) applications using C#. Build and maintain Web Forms and MVC apps, Entity Framework data access, WCF services, and advanced T-SQL queries. Use TFS for source control, produce technical documentation, perform unit testing and code reviews, and work within Agile/SDLC teams.

Onsite contract role in Phoenix for a Senior .NET Developer to perform full life-cycle application development, maintain and fix existing applications, and handle other assigned tasks. Requires strong C#, ASP.NET, JavaScript/jQuery, Oracle and SQL Server experience and familiarity with legacy Windows environments.

Design and implement complex reports; import/export and transform Oracle data; write queries, stored procedures, and T-SQL; develop .NET 4.5/C# applications and Oracle Forms 10g; perform unit testing and code reviews; create technical documentation; work within Agile/SDLC teams.

Design, develop, modify, test and debug ASP.NET/VB.NET web applications. Build and maintain ETL and reporting solutions using SSIS and SSRS. Work with IBM MQ integrations, troubleshoot issues, and promote code through development, test, and production environments.

Design and implement complex reports, import/export and transform Oracle data, write queries/stored procedures, and develop .NET 4.5 C# applications (85%) with Oracle Forms 10g support (15%). Perform unit testing, code reviews, create design/technical documentation, and work within Agile/SDLC teams using Visual Studio and TFS.

Design and implement complex reports; import/export and transform Oracle data; write queries, stored procedures, and T-SQL; develop .NET/C# applications using MVC, Web Forms, Entity Framework, WCF; use Visual Studio/TFS; perform unit testing and formal code reviews; produce design and technical documentation within Agile/SDLC teams.