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Senior .NET Application Architect Financial or Tax System

Job in Columbus, Franklin County, Ohio, 43224, USA
Listing for: ClinDCast, LLC
Full Time position
Listed on 2026-10-17
Job specializations:
  • Software Development
    .NET Developer, Software Architect
Salary/Wage Range or Industry Benchmark: 140000 - 180000 USD Yearly USD 140000.00 180000.00 YEAR
Job Description & How to Apply Below
Senior .NET Application Architect with Financial or Tax System

Job#: 1978 - Senior .NET Application Architect with Financial or Tax System

Job Description:

Job Summary

The Franklin County Auditor’s Office is seeking a Senior .NET Application Architect and Lead Developer to provide technical leadership for application migration and modernization initiatives following a recent tax accounting system implementation
. Reporting directly to the IT Director, this role is hands-on and delivery-focused, requiring both architectural leadership and active development in a fast-paced, high-visibility public-sector environment.

Key Responsibilities
  • Assess and modernize existing MVC-based .NET applications
  • Define application architecture standards and modernization strategies
  • Lead hands-on development of .NET applications and REST/GraphQL APIs
  • Design and optimize SQL Server stored procedures, queries, and indexes
  • Break technical work into milestones, estimates, and development tasks
  • Collaborate with project managers and business analysts on scope and sequencing
  • Mentor developers through code reviews and technical guidance
  • Communicate progress, risks, and recommendations to IT leadership
Required Skills & Experience
  • 10+ years of professional .NET development experience
  • Strong expertise in C#, .NET, Entity Framework, and MVC
  • Proven experience modernizing or migrating legacy applications
  • Experience designing RESTful APIs and working with GraphQL
  • Advanced SQL Server development and performance tuning skills
  • Experience with React, Vite, and NodeJS
  • Strong leadership and mentoring experience
  • Experience supporting financial, tax, or property-related systems
  • Public sector or highly visible environment experience preferred
Position Requirements
10+ Years work experience
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