Senior .net Application Developer

Senior.NET Application Developer

The Infrastructure and Economic Development IT Delivery Center (IED DC), Bureau of Data Management and Analytics, is seeking an experienced Senior Application Developer and Technical Architecture Specialist to lead the design and development of enterprise applications supporting data analytics, business intelligence, and operational systems used across multiple Commonwealth agencies. This role combines technical leadership and hands-on development in a modern Microsoft-based technology stack. The selected candidate will help architect and implement scalable web applications, data-driven services, and integrations supporting enterprise data platforms and analytics initiatives. The position requires deep experience in.NET development, relational databases, modern web frameworks, and cloud-based development in Azure, along with the ability to guide technical design decisions and mentor other developers. The role is expected to be approximately 75% hands-on development and 25% technical leadership and architecture responsibilities.

Key Responsibilities

Technical Leadership and Solution Architecture

• Lead the technical design and architecture of enterprise web applications and services supporting data analytics and business intelligence solutions.
• Translate business requirements into scalable and maintainable application architectures.
• Provide technical leadership to development teams by establishing development standards, reviewing designs and code, and mentoring developers.
• Ensure solutions align with Commonwealth architecture standards, security requirements, and accessibility guidelines.
• Identify technical risks, evaluate technology options, and recommend implementation strategies for complex application initiatives.

Application Development

• Design and develop enterprise applications using .NET technologies including C#, ASP.NET, and REST APIs.
• Develop modern web applications using frameworks such as Angular and TypeScript.
• Implement application services, business logic, and system integrations supporting enterprise analytics and operational systems.
• Participate in all phases of the Software Development Life Cycle (SDLC) including requirements analysis, system design, development, testing, and deployment.
• Troubleshoot complex application issues and optimize system performance.

Data and Integration Development

• Design and implement database structures, queries, and stored procedures supporting enterprise applications.
• Work with large datasets and support integration with data warehousing and analytics platforms.
• Develop data-driven services and interfaces connecting applications with enterprise data sources.

Cloud and DevOps

• Develop and deploy applications in Microsoft Azure environments.
• Implement automated build and deployment pipelines using Azure DevOps and CI/CD practices.
• Support operational reliability through monitoring, performance tuning, and deployment automation.

Collaboration and Communication

• Work closely with business analysts, project managers, and technical teams to deliver high-quality solutions.
• Provide mentorship and technical guidance to developers.
• Communicate technical solutions and design decisions to both technical and non-technical stakeholders.
• Develop and maintain technical documentation for applications and system designs.

Required Experience

10 or more years of professional IT experience in enterprise application development

7 or more years of experience developing applications using.NET technologies such as C#, ASP.NET, and Web APIs

Strong experience developing modern web applications using Angular or similar frameworks

Extensive experience designing and optimizing solutions using relational databases such as Oracle, SQL Server/Azure SQL, or PostgreSQL

Experience developing applications within Microsoft Azure environments

Experience implementing source control, automated builds, and CI/CD pipelines using Azure DevOps or similar tools

Experience participating in the full software development lifecycle, including requirements analysis, design, development, testing, and deployment

Experience developing accessible web applications in compliance with WCAG guidelines

Strong written and verbal communication skills

Technical Environment

The development team currently works with technologies including:.NET / C# Angular / TypeScript Entity Framework Core REST APIs Microsoft Azure Azure DevOps and CI/CD pipelines Oracle, Azure SQL, and PostgreSQL databases Python and PowerShell scripting SAP BusinessObjects integration Enterprise data warehouse and analytics platforms