1 to 25 of 60 Contract JavaScript Jobs in London

test automation (API testing, UI testing [cucumber, nightwatch]) Nice to have skills: AWS Knowledge of Open Source BPMN workflow engines (Camunda, Activiti or Flowable) Experience on a front-end javascript framework such as react, angular or vue.js RedHat OpenShift for container orchestration Knowledge of NCSCs 14 cloud security principles. SC Clearance: my client works with UK Central Government departments on More ❯

D, implementation to automation. WE NEED THE SENIOR SOFTWARE ENGINEER TO HAVE.... Current enhanced DV clearance Experience with at least one of the following: Java, Python, C++, C#, .NET, JavaScript, React Experience mentoring juniors or leading teams is nice to have but not essential Experience/Knowledge of automation IT WOULD BE NICE FOR THE SENIOR SOFTWARE ENGINEER TO HAVE.... More ❯

institution is seeking an innovative Power Platform Developer to join their Development team in London. You will develop and support low-code business applications using Power Platform, M365, C#, JavaScript as well as support of HCL Notes (Lotus Notes) using Formula language and LotusScript. You will collaborate closely with business stakeholders to translate requirements into scalable solutions that make a More ❯

discussions around dashboards, visualisation, and real-time feedback loops What You’ll Bring: 5+ years of hands-on experience in front-end engineering Strong expertise in React.js and modern JavaScript fundamentals Experience working with Python services or frameworks for back-end integration Solid understanding of REST APIs, microservices, and contemporary web architecture Experience in enterprise-grade or engineering tools environments More ❯

latest tools and technologies. Java 7/8 to current Applied knowledge of front end frameworks (Angular, React, other similar) Spring framework Knowledge of selected front end technologies (HTML, JavaScript, CSS) Rest, Hibernate, Docker, Terraform, GitHub, Jenkins TDD/BDD Azure Experience in unit testing frameworks More ❯

to manage portfolio-level planning and reporting. Proficiency in product management tools and software, such as JIRA, Trello, or similar platforms. Familiarity with digital development processes and frameworks (e.g., JavaScript, HTML/CSS, React, Angular, etc.). Cloud & Platforms: familiarity with digital development platforms and frameworks, an understanding of cloud technologies (e.g. AWS, Azure, Google Cloud) and DevOps practices Proven More ❯

To Contribute to continuous improvement plans throughout the product lifecycle, particularly during team retrospectives Knowledge, Skill and Experience * Proven experience of Java, Spring and Hibernate * Proven experience of Angular, Javascript, HTML5, CSS, RESTful services * Proven experience of Oracle database * Proven experience of testing framework using Junit 5 * Experience in cross-platform applications highly desirable * Knowledge of optimising stored procedures, query More ❯

in solution design, quality assurance, and delivery. Provide technical guidance and oversight across development teams. Contribute to hands-on solution definition using modern technologies such as Java, C#, or JavaScript . Operate within agile frameworks (Scrum, SAFe) to ensure iterative, value-driven delivery. Apply experience with SharePoint or Electronic Document Management Systems (EDMS) to support secure integration and delivery. Leverage More ❯

infrastructure-as-code tools such as Terraform or CloudFormation. Proficient with CI/CD and development tools such as Jenkins, Git, and Docker. Advanced scripting skills in TypeScript or JavaScript (TypeScript preferred). Experience with other languages such as Go is also welcome. Excellent problem-solving and troubleshooting skills. Strong communication and collaboration abilities, working effectively in Agile teams. Knowledge More ❯

Apps with a Microsoft Dataverse data store. Key skills & experience: Solid experience using .Net to develop web applications Proficiency developing both Model-Driven Apps and Canvas apps using C#, JavaScript, and Power Fx. Experience with Microsoft Dataverse Experience with Azure services such as Functions and Service Bus Familiar with solution and Web App deployments via pipelines Experience with Microsoft Dataverse More ❯

equivalent qualification/knowledge gained through experience. Knowledge of Software Developing Tools and Concepts at Level 3 and 4. Knowledge and application of the programme languages C#, HTML5, CSS3, JavaScript, SQL, Python, Java, PHP, Mobile app design & Development. Creativity and flexibility to develop and enhance teaching materials in order to engage learners and respond to learner interests. This is an More ❯

administration, or consulting roles. - Strong proficiency in SharePoint Online, SharePoint 2016/2019, and Office 365. - Expertise in SharePoint Framework (SPFx), PowerShell, REST APIs, and SharePoint Designer. - Proficiency in JavaScript, C#, HTML/CSS, and SQL Server for custom development and integration. - Experience with document management best practises, including metadata tagging, version control, and retention policies. - Familiarity with AI integration More ❯

with comfort in running workshops and delivering training. Non-Essential (Desirable) Skills: Dynamics 365 certifications. Hands-on experience with D365 low-code development (eg, UI, workflows). Familiarity with JavaScript and TypeScript frameworks. Basic understanding of SQL databases (SQL Server preferred). Knowledge of the broader Microsoft stack (PowerApps, Power BI, Azure, Office 365) and experience working in fast-paced More ❯

I am working with a consultancy feeding into the public sector who need 2x Senior NodeJS developers to join a 6 month project. Inside IR35Remote (1x every 6 weeks to London/Manchester/Newcastle office)SC eligible Around £500 More ❯

Ability to develop and maintain mobile apps across iOS and Android platforms. Web3 (Preferred): Familiarity with blockchain, smart contracts, and decentralised applications is a plus. Strong proficiency in modern JavaScript/TypeScript, component-based architecture, and responsive design. Experience in CI/CD pipelines, testing practices, and rapid iteration workflows. Candidate Profile: Comfortable in fast-moving, scale-up style environments. More ❯

For: Technical Experience: Proficiency in cloud computing (preferably AWS) and software development, with strong programming skills in modern object-oriented languages, especially Python. Experience in frontend development (React + Javascript/Typescript) is highly desirable. Stakeholder Management: Ability to engage and collaborate effectively with both technical and non-technical stakeholders. Autonomy and Drive: A self-starter who can independently tackle More ❯

For: Technical Experience: Proficiency in cloud computing (preferably AWS) and software development, with strong programming skills in modern object-oriented languages, especially Python. Experience in frontend development (React + Javascript/Typescript) is highly desirable. Stakeholder Management: Ability to engage and collaborate effectively with both technical and non-technical stakeholders. Autonomy and Drive: A self-starter who can independently tackle More ❯

Senior Software Engineer (React/Node/React Native) - Contract - £575 per day (Outside IR35) Leading Ecommerce client now requires a talented Full Stack JavaScript Developer who is proficient in front/back-end and mobile development. (React/Node.js/React Native). This role will be joining their engineering team, developing new travel systems and requirements for our … Reviewing code and providing support to members of your team. Working on client-facing applications in react/next.js Designing and building Node.js/GraphQL APIs. The ideal Senior JavaScript Developer: Senior level experience in modern JavaScript, written with ECMAScript, Typescript, Node.js, React, Next.js etc. React Native/Mobile Experience (Essential) GraphQL AWS Experience designing and developing APIs/microservices. More ❯

contract £425 - £475 per day Outside IR35 London/Hybrid - 2x days a week in London Design and develop automated testing frameworks and strategies with Selenium and Playwright using Javascript/Typescript. Create and maintain test scripts utilising WebDriver, Selenium, Gherkin, and Cucumber Performance testing using JMeter Write clear and concise test cases and scenarios using JSON data structures to More ❯

and Requirements: ServiceNow Certified System Administrator (CSA) with 3+ years of hands-on development experience Strong expertise in Domain Separated ITSM environments and managing complex integrations Strong development in JavaScript, Glide API, Script Includes, REST/SOAP APIs, and ServiceNow Scripting Experience with CMDB, Asset Management, Service Portal development (HTML/CSS/AngularJS), and workflow automation Proven track record More ❯

and Requirements: ServiceNow Certified System Administrator (CSA) with 3+ years of hands-on development experience Strong expertise in Domain Separated ITSM environments and managing complex integrations Strong development in JavaScript, Glide API, Script Includes, REST/SOAP APIs, and ServiceNow scripting Experience with CMDB, Asset Management, Service Portal development (HTML/CSS/AngularJS), and workflow automation Proven track record More ❯

Skills & Qualifications: 8+ years of experience in ServiceNow platform architecture and development. Minimum 2 years of hands-on experience architecting solutions in S2P and SOM modules. Strong command of JavaScript, Flow Designer, Script Includes, Business Rules, and UI Actions. Expertise in Integration Hub, MID Servers, and external system integrations. Deep understanding of ITSM, CSM, Procurement, and Finance domain processes. Certifications More ❯

developers to identify and resolve potential issues early Designing detailed test plans, user scenarios and validation procedures Managing and configuring test environments and tools Executing manual and automated testing (JavaScript/TypeScript) Troubleshooting and validating new software releases, including end-user documentation Leading automation best practices and mentoring others on quality standards What You'll Bring: Experience in QA and More ❯

Confluence, TestRail, HP ALM ). Familiarity with test automation tools beyond ATF (e.g., Selenium, Cypress) for cross-platform or integration testing is a plus. Basic understanding of ServiceNow scripting (JavaScript, Glide API) to effectively debug and analyse issues. Reasonable Adjustments: Respect and equality are core values to us. We are proud of the diverse and inclusive community we have built More ❯

proficiency in Power Platform: Power Apps, Power Automate. Solid understanding of Azure services and integration Experience with Development Lifecycle (DLC) processes Advanced coding skills in C#, Visual Studio, and JavaScript Proven ability to manage stakeholders and work closely with business teams Next steps This client will only accept workers operating via an Umbrella/PAYE engagement model. If you are More ❯