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Senior Net Core Developer Jobs (NOW HIRING)

Matrix Precise, Inc.

Sr. Net Architect

Berkeley, CA · On-site

NET Engineer with strong experience in building scalable, secure enterprise applications. The ideal ... NET 8 / ASP.NET Core, while supporting frontend applications developed in React and existing ...

USM

JB061754 - Sr. Net Engineer

Lincolnshire, IL · On-site

Role: Sr. Net Engineer Duration: 3-6 month C2H Pay: 70/hr W2 MAX Location: 3x a week onsite Lincoln Shire IL - Local only Open to Sponsorship: No Need C#/.Net and Payments platform experience. Top ...

Focused HR Solutions

Sr. Net Developer 1071

Phoenix, AZ · On-site

$54.75 - $69.75/hr

Our direct client has an opening for a Sr. Net Developer 1071 This position is up to 12 months, with the option of extension, and is located in Phoenix, AZ. W2 only. If you are interested, please ...

Redolent, Inc.

Sr. Net Developer

Bentonville, AR · On-site

$46.75 - $59.50/hr

We are seeking a highly skilled Senior .NET Developer - Lead with extensive experience in Microsoft ... NET technologies. • Strong knowledge of C#, .NET Core and Web API . • Extensive experience with ...

Arka Infotech Inc

Sr.Net Developer

State College, PA

$53.75 - $68.50/hr

Senior .NET Developer State College, PA 6-12 months 07/06/2015 Senior .NET developer with experience building custom GIS applications. Must have hands-on experience with ArcGIS by Esri.

Jobsbridge

Sr.Net Developer

San Francisco, CA

$64.75 - $82.50/hr

NET. Three (+) years working with SQL Server 2008. Solid understanding of object-oriented programming (OOP). Deep knowledge of the .NET 3.5/4.0 Framework, including Visual Studio 2010, C#, VB.NET, ...

TechTu Business Solutions Inc

Sr . Net Developer

Phoenix, AZ · On-site

$54.50 - $69.50/hr

We are seeking an experienced Senior .NET Full Stack Developer to join our development team in ... NET Core, SQL Server, SSIS, REST APIs, Entity Framework, React, and performance optimization. This ...

Halo Group

Sr. Net Developer

Westchester, IL

$54.50 - $69.50/hr

This role is a Senior C# developer who stays current on modern technologies and innovations, and willing to work with a team of developers, product architects in developing best performing and highly ...

Quantum World Technologies Inc

Net Developer

Dallas, TX · On-site

$100K - $120K/yr

... NET technologies to recommend improvements * Mentor junior developers and provide technical ... NET MVC Core Thanks & regards, Deepak Mishra Sr. Technical Recruiter M:+1 ( 315)207-6140 M:+91 ...

Palnar

Sr. Net developer

Tampa, FL · On-site

$52 - $66.25/hr

NET Platform, .Net Core, Web API, React, HTML, CSS * Very strong in C# as development language, .NET framework concepts and implementation and OOPs concepts. * Very strong experience in Azure DevOps ...

TekWissen

$48.50 - $61.50/hr

Company Description Position: Sr. Developer Location: Hudson, TX. Duration: FULLTIME - PERMANENT. Expert - C# - Source Control (Team Foundation Server & GIT) - Unit Testing (Junit/Nunit/other ...

Bahwan CyberTek Inc.

Sr.Net Developer

Kalamazoo, MI · On-site

* The Developer will design, develop, document, and deploy backend, database, and cloud-deployment ... Experience with RESTful API design, Web API, and EF6 or EF Core . * Experience developing and ...

Jobsbridge

Senior .NET Developer

Washington, DC

$62.25 - $79.25/hr

Be it core Java, full-stack Java, Web/UI designers, Big Data or Cloud or Mobility developers/architects, we have them all. The client seeks senior ..NET Developers to support a complex application in ...

Inficare Technologies

Senior .Net Developer

Raleigh, NC · On-site

$53.50 - $68/hr

Senior.Net Developer Location: Raleigh, NC (Locals preferred as they need to go to office when ... NET Core, Microservices architecture, React, and Azure Cloud , along with an inclination towards AI ...

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How much do senior net core developer jobs pay per hour?

As of Jul 18, 2026, the average hourly pay for senior net core developer in the United States is $60.20, according to ZipRecruiter salary data. Most workers in this role earn between $52.88 and $67.31 per hour, depending on experience, location, and employer.

What is a Senior .NET Core Developer?

A Senior .NET Core Developer is an experienced software engineer who specializes in building web applications, APIs, and other software solutions using Microsoft's .NET Core framework. They are responsible for designing, coding, testing, and maintaining high-performance and scalable applications. In addition to strong technical skills, Senior .NET Core Developers often mentor junior team members, participate in architectural decisions, and ensure best practices in software development. Their expertise typically covers C#, ASP.NET Core, Entity Framework Core, and integration with various databases and cloud services.

What are the key skills and qualifications needed to thrive as a Senior .NET Core Developer, and why are they important?

To thrive as a Senior .NET Core Developer, a strong foundation in C#, .NET Core, object-oriented programming, and software architecture, often supported by a degree in computer science or related field, is essential. Expertise in tools such as Visual Studio, Azure DevOps, source control systems like Git, and familiarity with CI/CD pipelines and unit testing frameworks is typically required. Excellent problem-solving abilities, effective communication, and leadership skills help developers collaborate across teams and mentor junior staff. These skills and qualifications are crucial for delivering robust, scalable solutions and driving successful software projects.

What are some common challenges faced by Senior .NET Core Developers when working on large-scale enterprise applications?

Senior .NET Core Developers often encounter challenges such as managing complex codebases, ensuring high performance under heavy loads, and integrating with legacy systems or third-party services. They are frequently responsible for setting coding standards, performing code reviews, and mentoring junior developers, which requires strong communication and leadership skills. Additionally, staying up to date with the latest .NET Core features and best practices is essential for maintaining secure and scalable solutions in a fast-paced environment.

What is the difference between Senior Net Core Developer vs Software Engineer?

AspectSenior Net Core DeveloperSoftware Engineer
Required CredentialsBachelor's in CS or related field, experience with .NET CoreBachelor's in CS or related field, programming experience
Work EnvironmentDeveloping backend applications, working with .NET Core frameworksDesigning, developing, testing software across various platforms
Employer & Industry UsageTech companies, finance, healthcare using .NET technologiesBroad industry use, including tech, finance, startups, and enterprise

The main difference is that a Senior Net Core Developer specializes in building and maintaining backend applications using .NET Core, often with a focus on performance and scalability. A Software Engineer has a broader scope, working across different programming languages and platforms. Both roles require similar educational backgrounds and technical skills, but the Senior Net Core Developer role is more specialized in Microsoft technologies and backend development.

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Senior Net Core Developer jobs near you
Sr. Net Architect

Sr. Net Architect

Matrix Precise, Inc.

Berkeley, CA • On-site

Full-time

Re-posted 19 days ago

Job description

Sr. NET Architect (.NET 8 / React / Angular / SQL Server)
Position Overview
We are seeking a Senior .NET Engineer with strong experience in building scalable, secure enterprise applications. The ideal candidate will have experience working with clinical systems, healthcare platforms, or Laboratory Information Systems (LIS), and a deep understanding of integrating with existing systems in regulated environments.
This role involves designing, developing, and enhancing mission-critical applications that support operational efficiency and data-driven workflows across healthcare or laboratory environments.
This role requires strong backend engineering expertise, advanced SQL Server knowledge, and the ability to work across modern and legacy frontend frameworks.
The primary focus of this position is maintaining and modernizing applications built on .NET 8 / ASP.NET Core, while supporting frontend applications developed in React and existing applications built using Angular. This role may also support cross-functional initiatives such as analytics platform transitions, application support, and interface development.
Key Responsibilities
  • Collaborate with Project Managers and business stakeholders to analyze requirements and deliver scalable technical solutions.
  • Maintain and enhance enterprise applications built on ASP.NET Core (.NET 8).
  • Support and maintain existing frontend applications developed in Angular, while contributing to new development in React.
  • Design, develop, and optimize backend APIs and services.
  • Lead complex SQL Server development including database design, stored procedures, query optimization, indexing strategies, and performance tuning.
  • Support and extend applications integrated with Sitecore CMS, including content structures and workflows.
  • Participate in Tableau to Power BI conversion initiatives (project-level involvement preferred; hands-on experience is a plus).
  • Provide Level 1 and Level 2 production support for enterprise applications as needed.
  • Contribute to interface development and integration efforts.
  • Participate in the full Software Development Life Cycle (SDLC): analysis, design, development, testing, deployment, and production support.
  • Implement and maintain CI/CD pipelines for automated building, testing, and deployment.
  • Document architecture, workflows, and technical solutions.
  • Proactively identify performance bottlenecks and modernization opportunities.
  • Manage multiple concurrent projects and deadlines.
Required Technical Skills
  • Strong experience with .NET 6/7/8 and ASP.NET Core
  • Proficiency in C# and RESTful API development
  • Advanced expertise in Microsoft SQL Server
    • T-SQL
    • Stored procedures
    • Query optimization
    • Indexing strategies
    • Performance tuning
    • Database schema design
  • Frontend experience with React
  • Working knowledge of Angular (supporting and maintaining existing applications)
  • Experience with version control systems (Git)
  • Experience implementing and maintaining CI/CD build and deployment pipelines
  • Strong troubleshooting and debugging skills
Preferred / Plus Skills
  • Prior Clinical Lab experience
  • Experience working on Tableau to Power BI conversion projects
  • Agentic AI
  • Familiarity with Python
  • Experience working with a Content Management System (Sitecore preferred)
Professional Attributes
  • Strong analytical and problem-solving skills
  • Clear communicator with technical and non-technical stakeholders
  • Ability to manage multiple priorities effectively
  • Detail-oriented with strong documentation capabilities
  • Self-driven and adaptable in evolving technical environments
Education & Experience
  • Bachelor’s degree in computer science, Engineering, or related field preferred
  • 7+ years of professional experience in enterprise software development
  • 5+ years of backend development experience with strong SQL Server expertise

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