Senior .NET Developer (Software Development Specialist 3)

State of Ohio • Columbus, OH

3d • Hybrid

About The Position

As a Senior .NET Software Developer, you will be a key technical contributor in modernizing ODJFS applications that support sensitive workflows, legally mandated timelines, and essential program operations across the state. Your work directly strengthens system reliability, compliance, and secure service delivery as the agency transitions to cloud‑ready, scalable solutions aligned with State of Ohio Enterprise Architecture standards. Expect to work with modern frameworks, API‑driven design, containerization strategies, cloud deployment patterns, and DevOps pipelines. You’ll also navigate legacy integrations, custom dependencies, and large codebases that require careful decomposition, performance tuning, and technical debt remediation ahead of migration. This position blends hands‑on engineering with architectural alignment, risk mitigation, and PMO‑driven documentation and deliverable support.

Requirements

• OPTION 1: 60 months combined work experience in any combination of the following: assuring requirements are defined and approved, performing code reviews and ensuring application development standards are met; AND 12 months work experience in .NET.
• OPTION 2: Completion of associate core program in computer science or information systems; AND 42 months combined work experience in any combination of the following: assuring requirements are defined and approved, performing code reviews and ensuring application development standards are met; AND 12 months work experience in .NET.
• OPTION 3: Completion of undergraduate core program in computer science or information systems; AND 36 months combined work experience in any combination of the following: assuring requirements are defined and approved, performing code reviews and ensuring application development standards are met; AND 12 months work experience in .NET.
• OPTION 4: The equivalent of minimum class qualifications for employment noted above.

Nice To Haves

• Modern frameworks
• API-driven design
• Containerization strategies
• Cloud deployment patterns
• DevOps pipelines
• Legacy integrations
• Custom dependencies
• Large codebases
• Azure App Services
• Azure Functions
• Kubernetes
• ASP.NET Core
• Azure DevOps

Responsibilities

• Refactor legacy .NET Framework components to align with modern architectural standards such as .NET 6/7, microservices, and OIT‑approved platforms.
• Ensure compliance with enterprise security, identity management, logging, monitoring, and accessibility requirements.
• Support migration to containerized, API‑driven, cloud‑ready deployment models including Azure App Services, Azure Functions, and Kubernetes.
• Prepare and contribute to system architecture documentation, Technical Design Specifications, and modernization work packages.
• Develop proof‑of‑concept prototypes to validate cloud deployment patterns and modernization approaches.
• Decompose monolithic components, resolve technical debt, and stabilize legacy modules ahead of migration.
• Improve system performance, reliability, scalability, and continuity of operations during modernization activities.
• Redesign service layers and implement secure, optimized RESTful APIs using ASP.NET Core to support modern, responsive front‑end frameworks.
• Participate in quality assurance, performance testing, defect remediation, and technical risk mitigation.
• Support automated deployment pipelines, CI/CD workflows, and DevOps practices through Azure DevOps or equivalent tools.
• Assist state staff and developers through mentoring, establishing modern coding standards, and strengthening internal technical capacity.
• Help reduce long‑term operational and compliance risks by ensuring data integrity, security, and reliable support of legally mandated workflows.

Benefits

• Medical Coverage
• Free Dental, Vision and Basic Life Insurance premiums after completion of eligibility period
• Paid time off, including vacation, personal, sick leave and 11 paid holidays per year
• Childbirth, Adoption, and Foster Care leave
• Education and Development Opportunities (Employee Development Funds, Public Service Loan Forgiveness, and more)
• Public Retirement Systems (such as OPERS, STRS, SERS, and HPRS) & Optional Deferred Compensation (Ohio Deferred Compensation)

What This Job Offers

• Job Type: Full-time
• Career Level: Senior
• Education Level: Associate degree