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Freelance Remote Net Developer Jobs in Sunnyvale, CA

Targeted Talent

Senior .Net Developer

San Francisco, CA · Remote

$120K - $150K/yr

This is a permanent position that is remote. Our client is an Enterprise company that builds SaaS products for Fortune 500 companies. You Have: * Minimum 8+ years' experience developing software ...

Mercor

Market Access Expert - Biotech

San Francisco, CA · Remote

$175 - $300/hr

Position: Payer & Market Access Expert -- Gross-to-Net & Formulary Strategy Type: Contract Compensation: $175-$300/hour Location: Remote Duration: 1-2 week pilot Commitment: 10-20 hours Role ...

Pair Team

Senior Security Engineer

San Francisco, CA · Remote

$134K - $185K/yr

You'll help secure patient-facing voice agents, LLM-powered workflows, internal developer tooling ... This is a fully remote position reporting up to the IT Lead. What You'll Do * Own vulnerability ...

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Freelance Remote Net Developer information

See Sunnyvale, CA salary details

$16

$63

$84

How much do freelance remote net developer jobs pay per hour?

As of Aug 19, 2026, the average hourly pay for freelance remote net developer in Sunnyvale, CA is $63.06, according to ZipRecruiter salary data. Most workers in this role earn between $54.47 and $71.92 per hour, depending on experience, location, and employer.

What is the difference between Freelance Remote Net Developer vs Freelance Remote ASP.NET Developer?

AspectFreelance Remote Net DeveloperFreelance Remote ASP.NET Developer
Required CredentialsProficiency in .NET framework, C#, and related technologiesProficiency in ASP.NET, C#, and web development
Work EnvironmentRemote freelance projects, often across various industriesRemote freelance projects focused on web applications using ASP.NET
Employer & Industry UsageUsed by companies needing custom software solutionsUsed by businesses developing web-based applications
Search & Comparison IntentCommonly compared for general .NET development rolesCompared when focusing on web application development

The main difference is that a Freelance Remote Net Developer has broader expertise in the entire .NET framework, while a Freelance Remote ASP.NET Developer specializes specifically in web applications using ASP.NET. Both roles require C# skills and remote work experience, but ASP.NET developers focus more on web-based projects.

What are popular job titles related to Freelance Remote Net Developer jobs in Sunnyvale, CA?

For Freelance Remote Net Developer jobs in Sunnyvale, CA, the most frequently searched job titles are:

What job categories do people searching Freelance Remote Net Developer jobs in Sunnyvale, CA look for?

The top searched job categories for Freelance Remote Net Developer jobs in Sunnyvale, CA are:

What cities near Sunnyvale, CA are hiring for Freelance Remote Net Developer jobs?

Cities near Sunnyvale, CA with the most Freelance Remote Net Developer job openings:

Freelance Remote Net Developer jobs near you
Infographic showing various Freelance Remote Net Developer job openings in Sunnyvale, CA as of August 2026, with employment types broken down into 32% Full Time, 35% Part Time, and 33% Contract. Highlights an 100% Remote job distribution, with an average salary of $131,168 per year, or $63.1 per hour.

.Net Developer ( Security )

CNCSINFOTECH LLC

Foster City, CA • Remote

Full-time

Re-posted 7 days ago

Job description

Company Description

We provide creative and technology services and solutions in the areas of web design, customized web applications, IT Staffing and e-commerce solutions, Mobile App development and much more services to organizations in the All over the world.

With well defined and documented processes and practices, we ensure successful implementation of all our projects. Our teams are highly trained in best practices of web and application developments and are managed by certified project managers who ensure highest levels of process control and management

Job Description

Position: NET Developer with Security Exp.

Duration: 6+ Months

Foster City, CA

The successful candidate will be part of a security team to design and develop browser-based middle tier and front-end applications for products using Visual Studio.NET 2010/2012/2015 (ASP.NET - C#) and MVC. Perform unit security scanning, and remediate security findings of applications. Interface directly with staff members of Development, Product Management, Project Management, and Quality Assurance.
Primary responsibilities:

Design, develop, document and implement new functionality, as well as enhancements, modifications, and corrections to existing software.

Remediate PEN test and SSDLC findings.

Create documentation and procedures for installation and maintenance.

Work as part of a development team and establish close working relationships with stake holders, quality assurance, architects, as well as management

Prepare design documents; evaluate and recommend solutions to meet user requirements; define and implement solutions.

Job Qualifications:

Minimum of 5 or more years of experience using C#, ASP.NET 2.0 and the .Net framework (versions 3.5 - 4.5).

Expert in defining remote communication methodologies such as web services, WCF, MQ, and remoting.

Experience with AJAX, WPF, WF, and the MVC/MVVM design pattern is desirable.

Experience with coding accessible websites (Section 508 and/or WCAG 2.0) is preferred.

Working knowledge of SQL Server, stored procedures, database design.

Development experience in a cross-platform, multi-tier environment.

Ability to provide oversight for design deliverables and development tasks.

Consistently able to assess and evaluate problems and manage risk to the service when recommending a change.

Ability to develop code that follows established coding guidelines.

Quick learner; self-starter, detailed and thorough.

Bachelor's degree in Computer Science, Electrical Engineering, Information Systems or other technical discipline.

Additional Information

All your information will be kept confidential according to EEO guidelines.

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