22 of 22 Contract JavaScript Jobs in London

Software Developer

Hiring Organisation
Experis
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 450 Daily
rate: £450 Inside IR35 Minimum of 5 years UK residency required Skills and experience required: Vue Js Responsive Web Development HTML CSS Node JS JavaScript Knowledge of C# click apply for full job details ...

Senior Risk Python Developer

Hiring Organisation
Hays
Location
London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
£875.0 - £900.0 per day + Up to £900pd Umbrella
need to succeed : Extensive Python application development experience within financial services - must have. Strong API development experience. Strong experience with Django or similar. Javascript experience - nice to have. Strong risk knowledge, and a good mathematical background. Extensive experience working with and analysing large quantities of data. Strong SQL experience. What ...

Principal Engineer

Hiring Organisation
Hays
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£600.0 - £640.0 per day + up to £640 pd (Inside IR35)
high availability and data integrity, and solid use of JUnit, TDD, and integration/end-to-end testing. Nice to have: Proven experience in JavaScript or Vue.js for front-end development. Exposure to AWS and DevOps tooling such as Docker, Terraform, Kubernetes, Helm, and Git. Exposure to PHP or Drupal. ...

ServiceNow Developer

Hiring Organisation
Infoplus Technologies UK Ltd
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
From £400 to £450 per day
knowledge base. Provide training and guidance to end-users and stakeholders. Strong knowledge of ServiceNow Core and Platform modules. Proficiency in HTML, CSS, JavaScript, and scripting for ServiceNow customisation. Experience with Agile/SCRUM project management methodologies Experience with workflow design, integrations, and performance tuning. Certifications such as ServiceNow System ...

SC Cleared ServiceNow Developer

Hiring Organisation
ESynergy Solutions Limited
Location
South West London, London, United Kingdom
Employment Type
Contract
Contract Rate
Up to £550 per day
3+ years of experience developing on the ServiceNow platform Proven track record with modules like ITSM, CMDB, ITOM, and Service Portal Strong skills in JavaScript, Glide API, and ServiceNow scripting Experience with Flow Designer, Business Rules, Client Scripts, and UI Policies Solid understanding of ServiceNow best practices and platform architecture ...

Software Developer

Hiring Organisation
Experis
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
Up to £450 per day
rate: £450 Inside IR35 Minimum of 5 years UK residency required Skills and experience required: Vue Js Responsive Web Development HTML CSS Node JS JavaScript Knowledge of C# .NET (particularly ASP.NET Core) Experience with HTML, JavaScript and web development frameworks (Vue.JS) is preferred Proven experience with software design and object ...

Workday Integration Developer

Hiring Organisation
Experis
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £501 per day
Workday report writer and Payroll interfaces PECI & PICOF. Programming Languages: Knowledge of programming languages such as XSLT for data transformation and scripting languages like JavaScript or Groovy for custom integrations. API Integration: Experience with RESTful and SOAP APIs to connect Workday with other systems and applications. Data Formats: Familiarity with ...

SPM ServiceNow Developer

Hiring Organisation
Purview Consultancy Services Ltd
Location
London, United Kingdom
Employment Type
Contract
requested. Design, develop, and implementSPMsolutions including workflows, catalog items, workspaces, and integrations to meet complex business requirements Configure and customize the ServiceNow platform using javascript and ServiceNow APIs to extend capabilities and enhance user experience Design and implement workflows to support business needs and increase automation Develop and configure integrations … platform, specifically in theSPMmodule, and with good familiarity with ITSM, and the general ServiceNow platform Strong understanding of ITIL principles and practices Proficiency in JavaScript and ServiceNow API web services Proven experience with integrating ServiceNow with other applications Excellent analytical and problem solving skills Effective communication and interpersonal skills ...

UI Developer - 13042

Hiring Organisation
Pontoon
Location
Bromley, London, United Kingdom
Employment Type
Contract
across various browsers and devices. What You Bring: Required Skills & Experience: Experience developing modern web applications with React and TypeScript . Expert knowledge in JavaScript/TypeScript Strong understanding of component-based architecture and state management. Hands-on experience in Python service-side development and APIs (e.g., FastAPI ). Familiarity ...

C# Developer

Hiring Organisation
VIQU IT
Location
City, London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 300 - 350 Daily
databases. CI/CD experience. Experience in API design and building system integrations. Microsoft Dynamics integration (highly desirable). Python and/or JavaScript experience (desirable). Excellent communication skills and confidence in working remotely. This C# Developer role is an immediate start, with interview slots available next week. ...

C# Developer

Hiring Organisation
VIQU IT
Location
London, Coleman Street, United Kingdom
Employment Type
Contract
Contract Rate
£300 - £350/day
databases. CI/CD experience. Experience in API design and building system integrations. Microsoft Dynamics integration (highly desirable). Python and/or JavaScript experience (desirable). Excellent communication skills and confidence in working remotely. This C# Developer role is an immediate start, with interview slots available next week. ...

Full Stack Developer

Hiring Organisation
Robert Half
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
using modern Microsoft and Open-source technology Profile Full stack web development using Microsoft and open-source technologies Backend C# development Frontend Angular/JavaScript/TypeScript Dev Extreme UI Components PostgreSQL or SQL Server databases Experience with modern software development practices including Agile, Scrum, TDD, CI/CD Docker ...

Front-End Developer

Hiring Organisation
Sanderson
Location
South Croydon, Surrey, England, United Kingdom
Employment Type
Contractor
Contract Rate
£500 per day
government services. You'll work on high-impact projects, leveraging modern frontend technologies to deliver responsive and accessible solutions. Required Skills* React* TypeScript/JavaScript (when used in the browser) Nice to Have Skills* Playwright (front-end testing) Reasonable Adjustments: Respect and equality are core values to us. ...

Security Cleared QA Tester

Hiring Organisation
Triad
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£450 - £500/day
communication and knowledge sharing within the team. Requirements: Proven experience in test automation using Playwright, Cypress, and Selenium WebDriver. Coding skills in TypeScript/JavaScript plus either C# or Java. Familiarity with public sector projects and compliance requirements is highly desirable. Previous experience working in a consultancy environment is beneficial. ...

Software & Web Development Bootcamp Tutor (Python & AI Integration)

Hiring Organisation
The Career Group
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 23 - 25 Hourly
roles such as Junior Web Developer, Front-End Developer, or Technical Support Developer. The programme combines practical training in Python, Flask, HTML/CSS, JavaScript, and AI-supported development tools such as ChatGPT and GitHub Copilot. Learners build real-world coding projects, develop a professional GitHub portfolio, and finish with … them gain job-ready skills and the confidence to enter the digital workforce. Key Responsibilities Deliver interactive lessons covering Python, Flask, HTML/CSS, JavaScript, and AI-assisted coding tools. Guide learners through practical projects, debugging, and code reviews. Support portfolio and GitHub development aligned with junior developer roles. Provide ...

Dynamics 365 Architect

Hiring Organisation
Response Informatics
Location
London, United Kingdom
Employment Type
Contract
experience with Microsoft Dynamics 365 CRM development and architecture Proven expertise in Power Platform, including Power Automate and Model-Driven Apps Strong background in JavaScript, C#, and related technologies for CRM customisation Experience with integration patterns, cloud-based solutions, and architectural frameworks (TOGAF, Zachman, etc.) Demonstrable experience mentoring colleagues ...

Front End Developer

Hiring Organisation
Experis
Location
Croydon, London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £520/day
using modern web technologies. Responsibilities Build and maintain scalable front-end applications using React Develop clean, reusable, and well-structured code using TypeScript and JavaScript Translate designs and product requirements into high-quality UI components Optimize applications for performance, accessibility, and cross-browser compatibility Collaborate with cross-functional teams … maintain front-end tests to ensure application quality (where applicable) Required Skills & Experience Strong experience with React (React.js/ReactJS) Proficiency in TypeScript and JavaScript for browser-based applications Solid understanding of modern front-end development practices (ES6+, component-based architecture) Experience working with REST APIs and asynchronous data handling ...

JUNIOR UI/UX DESIGNER

Hiring Organisation
Digimasters Ltd
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£150 - £250 per day
curious about new design trends, tools, and best practices Work within and help maintain our evolving design system (Bonus!) Use basic HTML, CSS, or JavaScript skills to support interactive prototypes or collaborate with developers EXPECTATIONS IN THE ROLE The following skills and qualities will help you succeed in this position … portfolio that demonstrates creativity and potential—coursework, personal projects, or freelance work all count (Bonus!) Web Development Basics: Any exposure to HTML, CSS, or JavaScript is beneficial, though not required QUALIFICATIONS Recent graduate in UX/Interaction/Product Design, Human-Computer Interaction, Digital Media, or a related field Portfolio ...

ServiceNow Developer (contract)

Hiring Organisation
Nelson Frank
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£700 - £900/day
Produce clear technical documentation where required Key Skills & Experience: Proven experience as a ServiceNow Developer in a commercial environment Strong hands-on experience with JavaScript and ServiceNow scripting Experience with one or more ServiceNow modules (e.g. ITSM, ITOM, HRSD, CSM) Experience with REST/SOAP integrations and APIs Good understanding ...

ServiceNow Developer - 12 month contract

Hiring Organisation
Opus Recruitment Solutions Ltd
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
Solid communication and collaboration skills.If you have Security Clearance or have held any type of clearance previously that is an extra bonus. Role Requirements: JavaScript ServiceNow experience Experience with automation CI/CD pipeline Bonus: Degree in Software Engineering related field If you are interested in this role, please apply ...

ServiceNow Technical Consultant (contract)

Hiring Organisation
Nelson Frank
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£700 - £900/day
sharing Key Skills & Experience: Strong hands-on experience as a ServiceNow Technical Consultant or Senior Developer In-depth knowledge of ServiceNow architecture and scripting (JavaScript) Experience across one or more ServiceNow modules (e.g. ITSM, ITOM, HRSD, CSM) Proven experience delivering ServiceNow implementations in client-facing environments Experience with integrations, data ...

Qualtrics Developer

Hiring Organisation
Experis
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £550 per day
within tight timelines. Desirable Skills Familiarity with automotive financial services or similar regulated industries. Experience in UX research and competitor benchmarking. Basic knowledge of JavaScript/HTML/CSS for custom survey styling. Engagement Deliverables Fully branded Qualtrics environment. Configured surveys deployed across multiple channels. Integrated dashboards for real-time ...