Remote Working C# Developer Contract Jobs

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Updating results… 14 Contract jobs sorted by:
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Updating results… 14 Contract jobs

Mainframe Developer with C#

Posted 5 days ago by Modern Agile Technologies, LLC


Position: Mainframe Developer with C#Location: Remote (Fine to work in AZ time zone)Type: ContractPosition: Mainframe De...

  • Rate Not specified
  • Category Outside
  • Work type Remote
  • Location Remote

Senior C# Developer

Posted 7 days ago by Hunter Bond


Role: Senior C# DeveloperLocation: London (Remote)Day Rate: Up To £600 Per DayType: Contract (Outside ir35)A highly rega...

  • Rate £600 per day
  • Category Outside
  • Work type Remote
  • Location London

C#/.NET Developer with COBOL Knowledge

Posted 7 days ago by SYSTEM SOFT TECHNOLOGIES LLC


Job Qualifications and Responsibilities for C#/.NET Developer with COBOL KnowledgeDesign, develop, test, and maintain a...

  • Rate Not specified
  • Category Outside
  • Work type Remote
  • Location Remote

Sr. C# .Net Developer with COBOL

Posted 7 days ago by SYSTEM SOFT TECHNOLOGIES LLC


RemoteOnly W2 - No Corp to CorpC#.NET and able to understand the COBOL programming for a short-term duration of 3 to 6 m...

  • Rate Not specified
  • Category Not specified
  • Work type Remote
  • Location Remote or Hybrid

Senior C# Engineer – Typescript, Lambda, API Gateway, SQS, SNS

Posted 7 days ago by Smart Sourcer Limited


Role OverviewYou’ll act as the technical spearhead for a greenfield product build, reporting to the Director of Engineer...

  • Rate £800 per day
  • Category Outside
  • Work type Remote
  • Location City of London (EC1)

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C# Developer

Posted 1 week ago by Computer Futures


An exciting opportunity is available for a skilled C# Developer to join a remote contract role, supporting a major Open...

  • Rate Not specified
  • Category Not specified
  • Work type Remote
  • Location United Kingdom

C# Developer

Posted 1 week ago by Computer Futures


An exciting opportunity is available for a skilled C# Developer to join a remote contract role, supporting a major Open...

  • Rate £500 per day
  • Category Not specified
  • Work type Remote
  • Location UK; London; Birmingham; Manchester; Glasgow; Liverpool; Leeds; Edinburgh; Bristol; Cardiff; Nottingham

Senior App Developer (ASP.NET/C#) (1099)

Posted 1 week ago by BlueSky Consulting NW


Mandatory SkillsBachelor's degree in either Computer Science/Information Technology and 7+ years of experience or equiva...

  • Rate Not specified
  • Category Outside
  • Work type Remote
  • Location Remote

C# Java Developer

Posted 1 week ago by Javen Technologies, Inc


Five (5) years of software development experience using Java and C# in a private, public, government or military environ...

  • Rate Not specified
  • Category Outside
  • Work type Remote
  • Location Remote

Software Engineer (Java and C#)

Posted 1 week ago by Javen Technologies, Inc


At Solventum, we enable better, smarter, safer healthcare to improve lives. As a new company with a long legacy of creat...

  • Rate Not specified
  • Category Outside
  • Work type Remote
  • Location Remote

Senior GenTax Developer - C#/PostgreSQL - REMOTE

Posted 2 weeks ago by Chandra Technologies, Inc.


Job Description****No Corp to Corp, Only W2/ 1099 Resumes will be consideredWork Location: 100% Remote (Manager is willi...

  • Rate Not specified
  • Category Outside
  • Work type Remote
  • Location Remote

Mainframe with C#

Posted 2 weeks ago by Digitech Services


Role :- Mainframe Consultant with .Net C#Location: | RemoteContract OpportunityLooking for a strong Mainframe Developer...

  • Rate Not specified
  • Category Outside
  • Work type Remote
  • Location Remote

Mainframe Developer with C# (W2 Contract)

Posted 2 weeks ago by Modern Agile Technologies, LLC


Hiring,Greetings from Modern Agile Technologies.Position: Mainframe Developer with C# ExperienceLocation: Remote (Fine t...

  • Rate Not specified
  • Category Outside
  • Work type Remote
  • Location Remote

Need Mainframe developer with C#/.net experience

Posted 2 weeks ago by Drunix Solution Inc


Required SkillsStrong experience in Mainframe technologies (COBOL, JCL, CICS, DB2, VSAM).Hands-on experience in C#/.NET...

  • Rate Not specified
  • Category Not specified
  • Work type Remote
  • Location Remote

About Our Remote Working C# Developer Contract Roles

What does a c# developer contractor do?

Organisations bring in C# Developer contractors to build, maintain, and extend applications using the C# programming language, primarily within the Microsoft .NET ecosystem. C# is one of the most widely used languages in UK enterprise software development, making C# Developer contracts among the most frequently available in the technology contracting market. Typical engagements involve developing new applications or features using ASP.NET Core, building and consuming REST APIs, maintaining or modernising existing .NET applications, and working within larger development teams on complex software programmes. C# contractors are particularly prevalent in financial services, insurance, healthcare, and the public sector, where Microsoft technology stacks have deep roots.

The technical profile expected of C# Developer contractors centres on strong language proficiency alongside practical framework experience. ASP.NET Core, Entity Framework Core, and Web API development are the most commonly required competencies. Familiarity with Azure cloud services is increasingly expected even for primarily back-end focused roles, reflecting the widespread migration of .NET applications to the Microsoft cloud. Experience with SQL Server, unit testing with NUnit or xUnit, and working within CI/CD pipelines using Azure DevOps or GitHub Actions is broadly assumed at mid to senior levels. Contractors who combine C# expertise with front-end skills, particularly React or Angular with TypeScript, find a considerably wider range of full-stack opportunities available.

What is the market like for c# developer contractors?

Contract C# Developer work sits within among the most mature and active and high-volume segments of the UK technology contracting market. The depth of the Microsoft .NET installed base across UK enterprise ensures a continuous pipeline of development, maintenance, and modernisation work. Demand has been further supported by the migration of legacy .NET Framework applications to modern .NET versions, which requires specialist knowledge that many permanent teams lack. Rates have remained solid, with senior C# developers who combine strong language skills with Azure platform experience and knowledge of modern .NET architecture patterns commanding rates at the upper end of the developer contracting market.

What does 'remote working' mean for c# developer contractors?

Remote contract roles are delivered primarily from the contractor's own location rather than the client's premises. In the UK contractor market, "remote" covers a range of arrangements, from fully remote with no on-site requirement through to predominantly remote roles that involve periodic travel for workshops or stakeholder meetings, typically a few days per month.

Remote contracts can show different rate patterns compared to on-site or hybrid positions. In some cases, remote working reduces location-driven rate premiums; in others, rates remain aligned to the employer's location or market benchmarks. As with all contract roles, rates are primarily driven by scope, expertise, and delivery expectations rather than working arrangement alone.

The availability of remote contracting varies by role and sector. Technology, data, and digital roles offer the broadest remote opportunities, while financial services and government clients more commonly require hybrid arrangements. Contractors evaluating remote opportunities should clarify on-site expectations before accepting, as definitions of "remote" vary between clients.

How much do c# developer contractors usually earn when working remotely?

Contract rates for c# developer roles typically range from £500 to £850 per day, depending on the scope of the role, required expertise, and the delivery expectations of the engagement. Remote roles may sit at different points within this range depending on the employer's location and whether any on-site attendance is required.

How many remote working c# developer vacancies are there on Quality Contracts?

Over the past twelve months, we have tracked over 200 c# developer contract roles across the site. Around 50% of the jobs currently listed on Quality Contracts offer some sort of remote or hybrid working arranegment. Data reviewed up to September 2026.