1 to 25 of 66 Contract JavaScript Jobs in England

Senior Full Stack Developer .Net / C# / React

Hiring Organisation
Opus Recruitment Solutions Ltd
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£450 - £475 per day
requires someone who can work across the full development lifecycle while collaborating closely with both technical and non-technical stakeholders. Tech Stack Frontend React JavaScript/TypeScript HTML5, CSS3 Backend C# .NET Core/.NET ASP.NET Core REST APIs Cloud & Data Microsoft Azure SQL Server Docker CI/CD Pipelines ...

UI Architect

Hiring Organisation
Sanderson Recruitment
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£550 - £570 per day
backend and DevOps teams across the full delivery lifecycle Required Experience Strong experience in UI or Frontend Architecture within complex environments Expertise in React, JavaScript (ES6+), TypeScript, HTML5 and CSS3 Experience designing SPA or micro-frontend architectures Strong understanding of API integration (REST, API gateway patterns, BFF) Experience working ...

Fullstack Camunda Developer

Hiring Organisation
eTeam Workforce Limited
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 358 - 402 Daily
technology- Strong programming experience with Java, SpringBoot, JPA, Hibernate, Junit, RestAssured and Mockito Front End technology - Experience with React JS, Redux, Axios, CSS, JavaScript, and HTML Database - Experience with SQL (MS SQL preferred) Cloud technology - Experience with aPaaS Openshift V4 DevOps tools - Experience with GitLab, Stash, Jenkins, Nexus, JIRA, Confluence ...

Full Stack Developer (.NET)

Hiring Organisation
DGH Recruitment Ltd
Location
City of London, London, United Kingdom
Employment Type
Contract
team Required Skills & Experience - Strong experience building enterprise and web-based applications - Proficiency in C#, .NET/ASP.NET - Front-end skills including HTML5, CSS3, JavaScript - Experience with REST APIs, JSON - Familiarity with Git and modern development tools (e.g. Visual Studio) Desirable Skills - .NET Core/.NET 5+ - Angular, Blazor ...

Senior Frontend Engineer - Retail Digital Platform

Hiring Organisation
Sanderson
Location
West Yorkshire, England, United Kingdom
Employment Type
Contractor
Contract Rate
£450 - £550 per day
checkout experiences Support continuous improvement initiatives within agile delivery teams Required Skills & Experience Strong commercial experience with React Expert knowledge of TypeScript and modern JavaScript (ES6+) Experience building and maintaining Progressive Web Apps (PWAs) Strong understanding of HTML5, CSS3 and SCSS Responsive and mobile-first development experience REST ...

SC Cleared Freelance Frontend Fullstack Developer

Hiring Organisation
Opus Recruitment Solutions
Location
City Of London, United Kingdom
Employment Type
Contract
Contract Rate
£550 - £650/day
London) Overview SC Cleared freelancer needed with a frontend focus to build modern, scalable web applications, with some backend/API work. Tech & Skills JavaScript/TypeScript, React/Angular/Vue Node.js, REST/GraphQL APIs HTML, CSS, responsive & accessible design Testing (Jest/Cypress), CI/ ...

Senior Test Engineer (SC Cleared)

Hiring Organisation
Adecco
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£600 - £650/day
across the full lifecycle Hands-on expertise with Microsoft-based environments (e.g. Azure testing tools, AI platforms) Proficiency in one or more: Python, Java, JavaScript, SQL, or R Proven experience in: AI/Generative AI testing RAG (Retrieval-Augmented Generation) solution validation (e.g. RAGAS framework) CI/CD, DevOps ...

Senior Test Engineer (SC Cleared)

Hiring Organisation
Adecco
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£600 - £650 per day
across the full lifecycle Hands-on expertise with Microsoft-based environments (e.g. Azure testing tools, AI platforms) Proficiency in one or more: Python, Java, JavaScript, SQL, or R Proven experience in: AI/Generative AI testing RAG (Retrieval-Augmented Generation) solution validation (e.g. RAGAS framework) CI/CD, DevOps ...

Dynamics 365 Solution Architect & Developer

Hiring Organisation
Matchtech
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£60 - £86/hour
Sales Dataverse Power Platform Power Apps (Model-Driven Apps) Power Automate Customer Insights Sales Accelerator Strong hands-on development capability including: C# .NET JavaScript Plugins Custom Workflow Activities REST APIs Experience designing enterprise integrations using: Azure Functions Logic Apps Service Bus Azure Data Factory Azure Key Vault Strong stakeholder management ...

Apigee Developer

Hiring Organisation
ARM
Location
Slough, Berkshire, United Kingdom
Employment Type
Contract
Hybrid) Strong understanding of API design principles (RESTful services, OpenAPI/Swagger) Experience implementing API security (OAuth2, JWT, SAML, TLS) Hands-on experience with JavaScript (for Apigee policies) and API policy configuration Familiarity with microservices architecture and cloud platforms (GCP preferred) Experience with API management concepts: traffic management, caching, throttling ...

Quality Engineer

Hiring Organisation
TXP
Location
Telford, Shropshire, West Midlands, United Kingdom
Employment Type
Contract
Contract Rate
Up to £450 per day
within agile scrum teams (4-8 engineers) using 2-week sprints to deliver quality solutions across multiple technology stacks. Tech Stack Frontend: Remix React, JavaScript Backend: Java, Spring, .NET Data: MongoDB, Oracle Tools: RabbitMQ, JSON Key Responsibilities Design and implement test automation solutions from scratch Apply TDD/BDD methodologies ...

Amazon Connect Engineer

Hiring Organisation
Vallum Associates Limited
Location
Swindon, Wiltshire, South West, United Kingdom
Employment Type
Contract
experience with Amazon Connect (flows, routing, integrations) Proven experience with AWS services: Lambda, API Gateway, DynamoDB, CloudWatch, S3 Proficiency in Node.js/Python/JavaScript and REST API development Solid understanding of contact center technologies: IVR, ACD, CTI, call recording, NLP Experience delivering production-scale cloud contact center solutions Knowledge ...

Senior Microsoft Dynamics Developer - Hybrid

Hiring Organisation
Celon Group Limited
Location
South East London, London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
£65,000
processes Troubleshoot and resolve complex technical issues Required Experience 8+ years' experience working with Microsoft Dynamics 365 Strong development experience with C#, .NET, and JavaScript or TypeScript Proven experience building plugins, workflows, and integrations Experience working across the full delivery lifecycle of Dynamics solutions Hands-on experience with Power Platform ...

Software Engineer (DV Cleared) X4

Hiring Organisation
Rubicon Consulting
Location
London, United Kingdom
Employment Type
Contract
Azure, GCP or VCF Release automation — ArgoCD, Flux Observability — Prometheus, Grafana, ELK IAM & secrets management — OAuth/OIDC, Keycloak, Vault Software development — Java, Python, JavaScript, C++ or C# Solid grounding in security principles — CIA, Least Privilege, Zero Trust Networking fundamentals — DNS, TCP/UDP, firewalls, VPNs Our Company Rubicon Consulting ...

SalesForce DevOps Automation Engineer

Hiring Organisation
Experis
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£300 - £450/day
Strong understanding of Salesforce development lifecycle (SDLC), including metadata API, packaging (Unlocked and Managed Packages), and environment strategies. Proficiency in scripting languages such as JavaScript (Node.js), Bash, or PowerShell for pipeline automation. Experience with Git version control, branching strategies, and code merging workflows. Knowledge of DevOps concepts such as continuous ...

Dynamics 365 Developer (SC Cleared)

Hiring Organisation
scrumconnect ltd
Location
West Midlands, United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
sector or government digital programmes Knowledge of GDS standards and accessibility requirements Experience configuring CI/CD pipelines in Azure DevOps Familiarity with JSON, JavaScript, or C# within D365/Power Platform environments Technology Stack Microsoft Dynamics 365 Power Pages Power Apps Power Automate Dataverse Azure DevOps Azure Cloud ...

Full Stack Developer - Senior

Hiring Organisation
Hays Technology
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£600 - £650/day Up to £650 p/d Inside IR35
Else We're Looking For Strong experience developing cloud-native applications using C#, .NET 10, Azure, and REST APIs Frontend development experience using TypeScript, JavaScript, and NHS Digital Design System components Experience using AI-assisted development tools and agents responsibly within enterprise software delivery Eligibility to obtain BPSS clearance ...

Senior Dynamics Developer

Hiring Organisation
Proactive Appointments
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£500 - £550 per day
experience developing within Microsoft Dynamics 365 CE/CRM Excellent knowledge of Dataverse and Power Platform technologies Experience developing in C#/.NET and JavaScript Strong understanding of APIs, integrations and data-driven applications Experience working with Azure integration technologies Knowledge of source control and CI/CD processes Ability ...

DevX POD Lead (Kotlin/Java)

Hiring Organisation
Experis
Location
Sheffield, South Yorkshire, United Kingdom
Employment Type
Contract
Contract Rate
£480 - £529/day
MUST BE PAYE THROUGH UMBRELLA Role Description : Technologies we use in the role (Required): Kotlin, Java, Microservices, REST APIs, SQL/Databases, HTML/JavaScript, Asynchronous messaging/event-driven architectures (Kafka or similar) Proactive person who will own the end to end including resolution of blockers and prioritisation ...

C# .Net Developer

Hiring Organisation
Pontoon
Location
Bromley, Kent, England, United Kingdom
Employment Type
Contractor
Contract Rate
£700 - £750 per day
APIs SOAP Services Strong understanding of API design principles and documentation standards. ASP.NET MVC 5 ASP.NET Web API 2 Front-End Development Angular (v2+) JavaScript Data & Persistence Experience with ORM frameworks such as: Entity Framework NHibernate Dapper Database development and support experience with: Microsoft SQL Server (2008+ ...

C# .NET Developer

Hiring Organisation
Pontoon
Location
Bromley, London, South Yorkshire, United Kingdom
Employment Type
Contract
Contract Rate
£650 - £750/day Inside IR35
APIs SOAP Services Strong understanding of API design principles and documentation standards. ASP.NET MVC 5 ASP.NET Web API 2 Front-End Development Angular (v2+) JavaScript Data & Persistence Experience with ORM frameworks such as: Entity Framework NHibernate Dapper Database development and support experience with: Microsoft SQL Server (2008+ ...

ServiceNow Designer/ServiceNow Architect (ITSM, ITOM, ITAM, HRSD, CSM, GRC, SecOps)

Hiring Organisation
LSA Recruit
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
TSOM, ITOM, ITAM, HRSD, CSM, GRC, SecOps). Proven expertise in ServiceNow integrations (REST, SOAP, APIs, MID Servers, etc.). Experience with ServiceNow Scripting (JavaScript, Glide, Flow Designer) and ServiceNow data model. Knowledge of ITIL/ITSM processes and best practices. Experience designing and implementing CMDB and Discovery. Excellent problem ...

AWS DevOps Engineer- Bristol based

Hiring Organisation
Opus Recruitment Solutions Ltd
Location
Bristol, Avon, England, United Kingdom
Employment Type
Contractor
Contract Rate
£400 - £500 per day
processes. Solid understanding of API development, integration and management, including RESTful services and microservice architectures. Commercial experience developing applications using .NET and/or JavaScript, with the ability to collaborate across engineering teams. Strong knowledge of DevOps best practices, including automation, monitoring, security, troubleshooting and continuous improvement initiatives. Senior DevOps ...

C# .Net Developer

Hiring Organisation
Pontoon
Location
Bromley, London, United Kingdom
Employment Type
Contract
design principles and documentation standards. ASP.NET MVC 5 ASP.NET Web API 2 Front-End Development Angular (v2+) IBM MQ/MQ messaging JavaScript Why Join Us? Work on projects that make a difference in the financial sector. Collaborate with a talented team in a vibrant environment. Enjoy a competitive daily ...

React Developer - 3 Month Contract - Hybrid/Manchester

Hiring Organisation
Adecco
Location
Manchester, United Kingdom
Employment Type
Contract
Rate: Market Rates (Outside IR35) Location: Hybrid/Manchester Start: ASAP Skills * Strong experience building complex frontend systems using React and other modern JavaScript/TypeScript frameworks. * Strong knowledge of testing approaches (unit, integration, and end-to-end) and overall code quality best practices. * Experience delivering CI/CD change ...