1 to 25 of 56 Contract JavaScript Jobs in England

Java Developer

Hiring Organisation
Denizns Ltd
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£400/day
MongoDB or another document database Cloud experience (AWS, Azure or GCP) Working knowledge of Linux/Unix Nice to have Angular, React, Node.js or JavaScript Keycloak, Kafka or ActiveMQ, Mockito, Jackson, JAX-RS Experience with high-traffic sites or large data sets How to apply Apply with your ...

Principle Engineer

Hiring Organisation
Sanderson Government and Defence
Location
London, United Kingdom
Employment Type
Contract
absence of other senior engineering leaders. Experience operating within Agile and DevOps delivery models. Desirable Skills: Application & Integration Technologies C# .NET Entity Framework JavaScript React Vue.js Windows Presentation Foundation (WPF) REST APIs Microservices architecture AI & Data Technologies AWS SageMaker Large Language Model (LLM) integrations AI-assisted analytics solutions Python-based ...

Full Stack Software Developer

Hiring Organisation
DCV Technologies Limited
Location
City of London, London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
Up to £450 per day Hybrid / Inside IR35
understanding of MVC architecture , design patterns, and dependency injection. Experience building and maintaining RESTful APIs . Frontend Development Strong knowledge of HTML5, CSS3, and JavaScript (ES6+) . Commercial experience building applications with React.js . Experience with component-based architecture and state management using: React Hooks Redux Context API NgRx Experience ...

Fullstack Developer

Hiring Organisation
Qualient Technology Solutions UK Limited
Location
Reading, Berkshire, United Kingdom
Employment Type
Contract
Contract Rate
£400 - £450/day
services like ECS, EKS, S3, SQS Understanding of REST APIs Understanding of CICD Good understanding of Kubernetes Nice to have Skills: Docker JavaScript: ReactJS and NodeJS preferred AWS API Gateway and Serverless technologies Message broker like Apache Kafka BPM framework Mustache template Experience in large scale integration projects involving messaging ...

Full Stack Developer

Hiring Organisation
MJA (London) Ltd
Location
City, London, United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
deliverables through to deployment. You should have the following experience: MongoDB, Express.js, Angular, Node.js, C#/.NET Core 10+ and SQL Server 19+. Programming: JavaScript and TypeScript Architecture: Microservices and distributed applications Event-Driven Architecture: Apache Kafka Kafka: Producers, consumers, topics, partitions and consumer groups Cloud: AWS application deployment ...

Full Stack Developer

Hiring Organisation
MJA (London) Ltd
Location
EC3, Broad Street, Greater London, United Kingdom
Employment Type
Contract
deliverables through to deployment. You should have the following experience: MongoDB, Express.js, Angular, Node.js, C#/.NET Core 10+ and SQL Server 19+. Programming: JavaScript and TypeScript Architecture: Microservices and distributed applications Event-Driven Architecture: Apache Kafka Kafka: Producers, consumers, topics, partitions and consumer groups Cloud: AWS application deployment ...

D365 CE Developers - Outside IR35

Hiring Organisation
Experis
Location
West Midlands, United Kingdom
Employment Type
Contract
architecture principles. Key skills we're looking for Strong Dynamics 365 CE development experience Plugins, workflows, custom APIs and integrations C#/.NET development JavaScript/TypeScript/HTML/CSS Web services, ASP.NET or Web API Azure experience, including Logic Apps, Function Apps and Service Bus API Management, Storage ...

Full Stack Engineer

Hiring Organisation
DCV Technologies
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£400 - £450/day Hybrid / Inside IR35
Strong understanding of MVC architecture, design patterns, and dependency injection. • Experience building and maintaining RESTful APIs. Frontend Development • Strong knowledge of HTML5, CSS3, and JavaScript (ES6+). • Commercial experience building applications with React.js. • Experience with component-based architecture and state management using: o React Hooks o Redux o Context ...

Senior Test Engineer (SDET)

Hiring Organisation
NonStop Consulting
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£650 - £700/day
changes on test coverage Essential skills Test tools: Cucumber, Playwright and K6 Version control: GitHub and Azure DevOps Microsoft-stack coding: C#, Node.js, JavaScript or TypeScript SQL and relational databases Testing on .NET, SQL and microservices, both on-prem and in the cloud Proven experience as an automation test engineer ...

Full Stack Engineer - Front End - AI

Hiring Organisation
GCS
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£550 - £551/day
teams to deliver intelligent, production- ready applications at scale. Key Responsibilities Design, build, and maintain scalable front-end applications using React, python and modern JavaScript/TypeScript. Build front-end solutions that support high data throughput, performance optimisation, and responsiveness at scale. Collaborate on the deployment of applications to cloud ...

Full Stack Engineer (Agentic AI)

Hiring Organisation
GCS
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £501/day
teams to deliver intelligent, production- ready applications at scale. Key Responsibilities Design, build, and maintain scalable front-end applications using React, python and modern JavaScript/TypeScript. * Build front-end solutions that support high data throughput, performance optimisation, and responsiveness at scale. * Collaborate on the deployment of applications to cloud ...

IdAM Application Developer

Hiring Organisation
Guidant Global
Location
Cheltenham, Gloucestershire, United Kingdom
Employment Type
Contract
Contract Rate
£550 - £650/day
organisation. Produce and maintain technical documentation, standards, and operational procedures. Essential Skills & Experience We are looking for candidates with experience in: Python development. JavaScript development. Linux administration experience, particularly Red Hat Enterprise Linux (RHEL) or CentOS. Application development and deployment in enterprise environments. Troubleshooting and supporting applications in production. Working ...

SharePoint Developer

Hiring Organisation
CBSbutler Holdings Limited trading as CBSbutler
Location
Manchester, United Kingdom
Employment Type
Contract
Contract Rate
£495 - £540/day
upgrades Develop integrations with other enterprise systems Essential Skills SharePoint Server 2019 & Subscription Edition (SE) Strong SharePoint on-prem development experience C#/.NET JavaScript/TypeScript, HTML and CSS SharePoint APIs/REST APIs Experience with custom SharePoint solutions and integrations Desirable Skills SharePoint Framework (SPFx) React PowerShell Experience ...

Node JS Developer - Inside ir35 - 2/3 times a month in Blackpool

Hiring Organisation
Opus Recruitment Solutions
Location
Blackpool, Lancashire, United Kingdom
Employment Type
Contract
Contract Rate
£400/day Onsite Blackpool 2/3 times a month
full-stack capacity, not just frontend, as it is used in the back end on this project. Find the full tech stack below: Essential JavaScript/Node.js development Test-Driven Development (TDD) and automated testing frameworks Linux (RHEL) environments Git/distributed version control Experience developing in cloud-based environments ...

Full Stack Engineer

Hiring Organisation
Gazelle Global Consulting Ltd
Location
City of London, London, United Kingdom
Employment Type
Contract, Work From Home
development, testing and ongoing optimisation. Key Skills: Strong Java or Python development skills, ideally with Spring and Spring Boot. Solid HTML5, CSS3 and modern JavaScript (ES6+). Practical experience building applications with React. Understanding of React Hooks, Redux, Context or similar state management approaches. Experience developing RESTful APIs and implementing ...

Java Modernization Technical Architect - SC Clearance

Hiring Organisation
Randstad Technologies Recruitment
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£450 - £500/day Inside IR35 via Umbrella
security hardening. Containerization: Hands-on experience with Docker and Kubernetes for container orchestration. Front-End Fundamentals: Exposure to client-side technologies such as JavaScript and Angular. Clearance: Active UK Security Check (SC) clearance is strictly required prior to onboarding. Randstad Technologies is acting as an Employment Business in relation ...

Senior AI Platform Engineer - MCP AWS Agentic AI

Hiring Organisation
Method-Resourcing
Location
London, United Kingdom
Employment Type
Contract
Requirements Strong commercial experience in senior backend, platform or software engineering roles, with the ability to lead technical design and delivery. Advanced TypeScript, JavaScript and Node.js experience, particularly within microservices and distributed architectures. Strong hands-on AWS experience, designing and deploying scalable, cloud-native applications. Practical experience with Model Context ...

UI Engineer

Hiring Organisation
Pontoon
Location
Warwickshire, United Kingdom
Employment Type
Contract
Contract Rate
£550/day
years of experience in a front-end or UI engineering role, ideally in a cloud or hybrid environment. Strong proficiency in HTML, CSS, JavaScript (ES6+), TypeScript, and the Angular Framework. Expertise in automation testing, including unit, integration, and end-to-end tests. Proven experience in building responsive, accessible, and high ...

Software Developer - Senior Consultant (Contract)

Hiring Organisation
Hackajob Ltd
Location
Newcastle Upon Tyne, Tyne and Wear, North East, United Kingdom
Employment Type
Contract
with the GDS toolkit will be beneficial. Technical Skills Expertise in Java and/or Scala is required Experience in other languages such as Javascript, Typescript, Kotlin, Python or Ruby is also valuable Experience in a technical leadership role Deep understanding of programming paradigm, code design, testing, accessibility, performance ...

L1 Software Engineer

Hiring Organisation
Response Informatics
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
Up to £250 per day
Required Skills Frontend React.js REST API troubleshooting JavaScript/TypeScript basics Backend Python FastAPI REST APIs Postman/Swagger Cloud AWS (EC2, Lambda, S3, CloudWatch, API Gateway, IAM) Support Incident & ticket management (ServiceNow/Jira) Log analysis and application troubleshooting Qualifications Bachelor's degree in Computer Science, IT, or related ...

Microsoft Dynamics Developer - Contract

Hiring Organisation
83zero Limited
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£550 - £625 per day
configuring Microsoft Dynamics 365 Strong C#/.NET development experience Experience with Microsoft Azure and associated cloud technologies Experience building APIs and system integrations JavaScript/TypeScript experience Experience developing custom Dynamics functionality, plugins and workflows Understanding of CI/CD and modern software engineering practices Comfortable working across both ...

Senior Java Developer - 3 Month Contract - Stockport/Hybrid

Hiring Organisation
Adecco
Location
Stockport, Greater Manchester, United Kingdom
Employment Type
Contract
understanding of Java and related frameworks (Spring, Hibernate). Solid experience with RESTful APIs and microservices architecture. Familiarity with front-end technologies (HTML, CSS, JavaScript) is a plus. Excellent problem-solving skills and the ability to work independently as well as in a team. Strong communication skills, with a keen ...

Front End Developer

Hiring Organisation
Reed Technology
Location
Staffordshire, United Kingdom
Employment Type
Contract
Contract Rate
£450 - £500/day
secure, maintainable and performant. Essential Skills & Experience Strong commercial experience developing applications using Blazor WebAssembly . Solid knowledge of: C# .NET HTML5 CSS3 JavaScript Experience integrating frontend applications with APIs and backend services. Experience building enterprise-scale web applications. Strong understanding of software development best practices. Experience working within Agile ...

Senior C# Developer

Hiring Organisation
GCS
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£400 - £416/day Inside IR35
development skills Understanding of software design principles and development best practices Experience working within complex enterprise environments Experience working with Azure Desirable Experience with JavaScript Exposure to React Experience contributing to application modernisation programmes Knowledge of Azure cloud technologies Experience within Financial Services, Investment Banking or Capital Markets environments Personal ...

Senior Frontend Developer

Hiring Organisation
Rullion Managed Services
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£650/day
handle data flow effectively. Knowledge and Skills: Demonstrated expertise as a Senior Backend Developer. Proven experience in React.js, and TypeScript development. Strong understanding of JavaScript and modern front-end technologies. Experience with state management libraries like Redux, Recoil, or similar. Familiarity with RESTful APIs Experience with version control systems, such ...