.NET Developer – Modernization; Hybrid

Position: .NET Developer – Application Modernization (Hybrid)
Job : aGTwLro=Job Code: ATS #52686

Reference: 49591

Location:

Hartford, CT, United States Client:
Connecticut Office of Early Childhood (OEC)

Location:

Hartford, CT (Hybrid – 2 days onsite)
Duration:
February 16, 2026 – June 30, 2026

Hours:

Monday–Friday, 8:00 AM – 5:00 PM EST (40 hours/week)
Interview Process:
Webcam interview followed by in-person interview
Local Candidates Only:
Must be local or willing to commute/relocate

Position Overview The Connecticut Office of Early Childhood (OEC) is seeking an experienced .NET Software Application Developer to support a legacy-to-modern application modernization initiative. This role involves full-stack development using .NET Framework 4.8, with responsibilities spanning both server-side and user interface development.

The developer will work closely with database and ETL teams in an Agile Scrum environment, contributing to application development, performance optimization, security hardening, and CI/CD pipelines using Azure Dev Ops.

Key Responsibilities Requirements & Analysis Collaborate with product owners, business stakeholders, and architects to gather and document technical and functional requirements

Translate business requirements into Azure Dev Ops work items, acceptance criteria, and development tasks

Create and maintain technical documentation, UI/interface mappings, and operational runbooks

Application Development Design, develop, and refactor server-side components using C#, ASP.NET MVC (.NET Framework 4.8)
Build and maintain UI components using Razor Views, HTML5, CSS3, JavaScript, jQuery, and Bootstrap Implement background jobs, scheduled tasks, and Windows services without introducing additional API layers

Conduct code reviews and enforce best practices related to security, performance, and maintainability

Database & Integration Develop and optimize SQL Server / Azure SQL database objects, including schemas, stored procedures, and indexes

Collaborate with data engineers on SSIS/ETL processes and file-based integrations

Validate data migration, system integrations, and referential integrity

Performance, Security & Operations Identify and resolve performance bottlenecks using caching, batching, and asynchronous processing

Implement secure coding practices, including authentication and authorization mechanisms

Support logging, monitoring, diagnostics, and incident response documentation

DevOps & Agile Support CI/CD pipelines in Azure Dev Ops, including builds, releases, and deployments

Assist with deployment artifacts, rollback strategies, and release documentation

Actively participate in all Agile/Scrum ceremonies

Required

Skills & Qualifications Strong experience with C# and .NET Framework 4.8 (ASP.NET MVC, Razor)
Hands-on experience with Entity Framework and/or ADO.NETStrong T-SQL, stored procedure development, and SQL performance tuning skills

Front-end experience with HTML, CSS, JavaScript, jQuery, and Bootstrap Experience using Azure Dev Ops (Git, pipelines, work items)
Proficiency with Visual Studio 2022

Strong troubleshooting and production support experience

Preferred Qualifications

Experience with SSIS or other ETL tools

Unit and integration testing experience

Legacy .NET application modernization experience

Experience developing Windows services, scheduled tasks, or job schedulers

Familiarity with application logging, monitoring, and operational runbooks

Knowledge of enterprise security and data access controls

Familiarity with accessibility standards (WCAG) and cross-browser compatibility

Background Check Requirements Employment verification (past 7 years)
Education verification (highest degree)
Federal, State, and County criminal background checks

Civil court history

Social Security address verification

National Sex Offender Registry check

Global monitoring check