IR35.org

.NET contracts

28 open .NET contracts, typically £475–£600 a day.

Open contracts
28
Typical day rate
£475–£600Median £550, from 21 contracts stating a rate
Outside IR35
55%of the 22 that state a status

At the median £550 a day over 220 working days, you'd take home about £75,127 a year outside IR35, or £70,696 inside IR35. Work out your own take-home pay

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28 contracts found

  1. NET Solutions ArchitectHybrid

    Members only for 1 hour

    £500–£600/dayOutside IR35

    East Midlands · 6 months · Posted today

    • .NET
    • Solution architecture
    • Microservices
    • C#
    • Azure
    • +1 more
  2. Automation Test LeadHybrid

    Rate not statedIR35 not stated

    Heeley · Posted yesterday

    • .NET
    • Selenium
    • API testing
    • CI/CD
  3. C# .NET DeveloperHybrid

    Investment banking client

    £400–£416/dayInside IR35 (implied)

    London · 24 months · Posted 5 days ago

    • .NET
    • C#
    • Object-oriented programming
    • SQL Server
    • REST APIs
    • +1 more
  4. Staff Engineer, Premium Finance IntegrationHybrid

    Well-established organisation in a highly regulated sector delivering services across the UK

    £550/dayOutside IR35

    London · Posted 6 days ago

    • .NET
    • C#
    • SQL
    • CI/CD
    • DevOps
    • +9 more
  5. Microsoft Office Add-In Developer (.NET/C#)

    Prestigious London-based law firm

    Rate not statedInside IR35

    Farringdon · Posted 7 days ago

    • .NET
    • C#
    • Azure
    • Azure DevOps
    • DevOps

    2 adverts

  6. Teamcenter PLM Technical Consultant

    Complex engineering environment

    £488–£525/day£65–£70/hrIR35 not stated

    Reading · 3 months · Posted 7 days ago

    • .NET
    • C#
    • C++
    • SQL
    • Data migration
    • +4 more
  7. Staff EngineerHybrid

    Well-established organisation operating within a highly regulated financial services sector

    £550/dayOutside IR35

    London · Posted 8 days ago

    • .NET
    • Migration
    • C#
    • SQL
    • Financial reporting
    • +7 more
  8. Software Developer

    Organisation supporting essential services

    Rate not statedIR35 not stated

    Newcastle Upon Tyne · Posted 10 days ago

    • .NET
    • Azure
    • C#
  9. Senior Dynamics 365 DeveloperHybrid

    Established UK energy supplier

    Rate not statedIR35 not stated

    Manchester · Posted 12 days ago

    • .NET
    • Dynamics 365
    • Power Platform
    • C#
    • JavaScript
    • +3 more
  10. Developer - Ruby On Rails / .NetHybrid

    Experienced developer client

    £400–£450/dayOutside IR35

    Warwickshire · 2 months · Posted 12 days ago

    • .NET
    • Ruby
    • Ruby on Rails
    • SQL

    2 adverts

  11. Senior C# / Azure Engineer

    Data & AI consultancy in Wealth Management

    £650–£700/dayOutside IR35

    London · 3 months · Posted 15 days ago

    • .NET
    • C#
    • Azure
    • Event-driven architecture
    • REST APIs
    • +2 more
  12. Senior Full Stack .NET DeveloperRemote

    Global SaaS platform

    £400–£450/dayOutside IR35

    Posted 17 days ago

    • .NET
    • C#
    • ASP.NET
    • Vue.js
    • TypeScript
    • +3 more
  13. Senior DevSecOps EngineerHybrid

    Global technology organisation

    £550–£700/dayOutside IR35

    London · 6 months · Posted 18 days ago

    • .NET
    • DevSecOps
    • DevOps
    • Terraform
    • CI/CD
    • +11 more

    2 adverts

  14. Senior C# Backend EngineerHybrid

    Technology-led organisation investing in next-generation platform

    £550–£650/dayIR35 not stated

    London · Posted 18 days ago

    • .NET
    • C#
    • OAuth 2.0 / OIDC
    • Identity and access management (IAM)
    • Microservices
    • +5 more
  15. Azure Engineer - Cloud Native ApplicationsRemote

    Major client

    £620/dayInside IR35

    London · 6 months · BPSS clearance · Posted 18 days ago

    • .NET
    • Azure
    • Cloud native
    • C#
    • DevOps
    • +3 more
  16. Front Office .Net Developer

    High-performing Commodities Trading team

    £600–£700/dayInside IR35

    London · 6 months · Posted 22 days ago

    • .NET
    • C#
    • Agile
    • Azure
    • Angular
    • +7 more
  17. DevOps EngineerHybrid

    £500–£550/dayInside IR35

    London · 6 months · Posted 26 days ago

    • .NET
    • DevOps
    • Azure
    • Azure DevOps
    • GitHub Actions
    • +5 more
  18. Technical AI ConsultantHybrid

    Software engineering team

    £550–£600/dayOutside IR35

    Reading · 3 months · Posted 27 days ago

    • .NET
    • C#
    • Agentic AI
    • LLMs / generative AI
    • Claude (Anthropic)
  19. Senior .NET DeveloperHybrid

    Global Markets collateral business

    £700–£750/dayInside IR35 (implied)

    Bromley · 12 months · Posted 29 days ago

    • .NET
    • C#
    • REST APIs
    • Angular
    • JavaScript
    • +3 more
  20. C#, WPF, .NET DeveloperHybrid

    Global company

    Rate not statedOutside IR35

    12 months · Posted 30 days ago

    • .NET
    • C#
    • Design patterns
    • Git / GitHub
    • Scrum
  21. Senior .Net Software EngineerRemote

    Global e-commerce company

    Rate not statedOutside IR35

    Posted 34 days ago

    • .NET
    • Azure
    • SQL
    • REST APIs
    • E-commerce
  22. Technical Project Manager - Application ModernisationHybrid

    Prestigious insurance client

    £360–£370/dayInside IR35

    London · 4 months · Posted 34 days ago

    • .NET
    • Project management
    • Azure
    • Stakeholder management
    • Requirements gathering
    • +7 more
  23. C# Software EngineerHybrid

    Leading organisation within the defence and security sector

    £585/day£78/hrInside IR35

    Luton · 12 months · SC clearance · Posted 35 days ago

    • .NET
    • C#
    • Object-oriented programming
    • Test automation
    • CI/CD
    • +2 more
  24. Automation Application DeveloperHybrid

    Banking sector

    £400–£440/dayInside IR35

    London · 7 months · Posted 35 days ago

    • .NET
    • UiPath / RPA
    • Agile
    • C#
    • SQL
    • +7 more
  25. Agentic AI Engineer, .NET, C#Hybrid

    Global technology leader, NASDAQ listed

    £450–£525/dayInside IR35

    Bristol · 6 months · Posted 40 days ago

    • .NET
    • Agentic AI
    • C#
    • ASP.NET
    • LLMs / generative AI
    • +2 more

    2 adverts

  26. Full Stack Developer (React / C# .NET)Hybrid

    Major business transformation programme

    £450–£500/dayOutside IR35

    Birmingham · 3 months · Posted 42 days ago

    • .NET
    • React
    • C#
    • ETL
    • REST APIs
    • +3 more

    3 adverts

  27. Software Test Engineer / Lead

    Fastest growing technology company

    Rate not statedOutside IR35

    East of England · 12 months · Posted 49 days ago

    • .NET
    • Manual testing
    • Performance testing
    • Test management
    • C#
    • +1 more
  28. .NET and C# DeveloperHybrid

    Specialist company in Nottingham

    £500–£600/dayIR35 not stated

    Nottingham · 6 months · Posted 54 days ago

    • .NET
    • C#
    • ASP.NET
    • AWS
    • NoSQL
    • +9 more

    2 adverts

Contracts come from job boards and employers' own careers sites, updated hourly. IR35 status is as stated in each advert: always confirm it with the hirer.

Disclaimer: calculations are estimates only and not financial or tax advice. See the terms.

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