Web Developer Contract Jobs in London
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81 Contract jobs sorted by:
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81 Contract jobs
Senior .NET Web Developer (Certified) - REMOTE (WI Resident/MUST Relocate to WI)
Posted 1 day ago by Chandra Technologies, Inc.
Job Description***Crop to Crop resumes are acceptedLocation Requirement: Onsite, hybrid or remote: Candidates must be WI...
- Rate Not specified
- Category Outside
- Work type Remote
- Location Remote
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Mainframe Developer with Min 5yrs exp (Webcam Interview) (REMOTE_Anywhere in USA...
Posted 1 day ago by NextGen Solutions Corporation
POSITION DESCRIPTIONWe are looking for Programmer - Advanced - Mainframe Developer - Composite Reservoir Accounts (Min 5...
- Rate Not specified
- Category Outside
- Work type Remote
- Location Columbia, South Carolina
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Principal Web & Digital Analyst - 6 month FTC
Posted 1 day ago by Times Higher Education
Role OverviewWe’re looking for a Principal Web & Digital Analyst to join our Business Intelligence team on a six-mon...
- Rate Not specified
- Category Fixed-Term
- Work type Hybrid
- Location London, England, United Kingdom
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Secure Web Gatway SME/Proxy Engineer - Skyhigh Web Gateway/McAfee Web Gateway
Posted 3 days ago by Scope AT Limited
Secure Web Gateway SME/Proxy Engineer working closely with network teams end-to-end on the SWG migration, translating an...
- Rate Not specified
- Category Not specified
- Work type Hybrid
- Location Cheshire/Hybrid
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About Our Web Developer Contract Roles in London
What does a web developer contractor do?
Organisations bring in Web Developer contractors to build and maintain websites and web applications, working across the front-end presentation layer, back-end application logic, and the integration of content management systems, e-commerce platforms, and third-party APIs that underpin modern web experiences. The Web Developer role is broad and encompasses a range of specific technology specialisms: WordPress and PHP-based web development for CMS-driven websites, JavaScript front-end development using React or Vue.js for interactive web applications, full-stack development combining a back-end language with a front-end framework, and the technical SEO and performance optimisation that ensures web experiences are findable and fast. Contractors are engaged by digital agencies, in-house marketing and digital teams, e-commerce businesses, and technology companies across every sector.
The technical skills expected of Web Developer contractors depend on the specific technology stack and nature of the engagement. For CMS-based web development, which represents a large proportion of the total web developer contracting market, experience with WordPress theme and plugin development including PHP, ACF, and the Gutenberg block editor is expected by most clients alongside HTML, CSS, and JavaScript. For JavaScript application development roles, proficiency in React, Vue.js, or another front-end framework alongside modern CSS practices and tooling is the primary requirement. For e-commerce roles, platform-specific expertise in Shopify, WooCommerce, or Magento is typically required alongside general web development skills. Across all web development roles, knowledge of performance optimisation, accessibility standards, and the technical requirements for good search engine indexability is increasingly expected at professional level.
What is the market like for web developer contractors?
The market for Web Developer contractors is one of the highest-volume segments of the broader technology contractor market, driven by the enormous volume of websites and web applications that require ongoing development and maintenance across every sector. The market spans a very wide range from straightforward WordPress and CMS maintenance through to complex JavaScript application development, and rates vary correspondingly. The WordPress and agency web development market is competitive at the standard level, while JavaScript application development and e-commerce platform specialisms command rates more comparable to mainstream software development contracting. Contractors who combine strong front-end JavaScript skills with performance optimisation, accessibility, and technical SEO knowledge are in the strongest commercial position within the web development contracting market.
What is the contracting market like in London?
London dominates the UK contractor market by volume, depth, and rate levels. The capital concentrates the headquarters and major offices of most FTSE 100 companies, the largest global banks, the Big Four professional services firms, and the central government departments that collectively generate the majority of UK contract demand. Every contracting discipline covered on this site has active demand in London, from niche specialisms like threat intelligence and LLM engineering through to high-volume disciplines like project management and business analysis. The sheer density of employers means contractors in London typically have more choice of engagement at any given time than anywhere else in the UK. Day rates carry a premium of 15 to 25 per cent over the national average across most disciplines, reflecting both the concentration of complex, high-value programmes and the cost of operating in the capital.
How much do web developer contractors usually earn in London?
Contract rates for web developer roles in London typically range from £440 to £825 per day, depending on the scope of the role, required expertise, and the delivery expectations of the engagement.
How many web developer vacancies in London are there on Quality Contracts?
Over the past twelve months, we have tracked over 300 web developer contract roles across the site, with London accounting for roughly one in three of those. Data reviewed up to October 2026.