1 to 25 of 63 Contract JavaScript Jobs in England

some or all of the following: Test Automation Selenium Cypress Playwright Test automation frameworks End-to-end testing API testing Programming Java Python JavaScript TypeScript API & Quality Engineering REST Assured Postman Bruno REST APIs Test strategy and quality assurance principles DevOps & CI/CD Jenkins GitHub Actions GitLab ...

join a high-performing engineering team delivering modern web applications in an enterprise environment. Essential Skills Strong commercial experience with React TypeScript and modern JavaScript (ES6+) C#/.NET Core REST API development and integration HTML5, CSS3 and responsive UI development Git and Agile delivery practices Desirable Node.js Azure ...

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 ...

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 ...

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 ...

Desirable skills and experience Familiarity with microservices architecture Experience with cloud platforms such as AWS or Azure Knowledge of Front End technologies such as JavaScript, Angular or React Experience working in an Agile development environment Java certifications, such as Oracle Certified Professional What we offer Meaningful work on digital services ...

Customer Service * Power Pages/Portals * Power Automate * Liquid Templating * XRM API for Model-Driven Apps * Microsoft Dynamics 365 Web API/OData * JavaScript * CSS * HTML * REST APIs * Azure services and operations * FetchXML Desirable experience/qualifications will include * Dynamics 365 experience * Azure development experience * Power Platform Functional Consultant ...

Qualifications -Stronghands onexperienceinJava(8/11/17)andSpringBoot,Kafka,SpringMVC,SpringSecurity. -StronginPythonworkexperience -SolidexperiencewithRESTAPIs,MicroservicesArchitecture,andmessagingsystems(Kafka/RabbitMQ). -Proficiencyinfrontendtechnologies:Angular/React,JavaScript/TypeScript,HTML5,CSS3. -ExperiencewithrelationaldatabasessuchasOracle,SQLServer,orPostgreSQL. -GoodunderstandingofORMframeworkslikeHibernate/JPA. -Familiaritywithbuildanddependencytools:Maven/Gradle. -ExperiencewithversioncontrolsystemssuchasGit. -Strongknowledgeofsoftwaredesignprinciples,datastructures,andmultithreading/concurrency. -Excellentanalytical,problem-solving,andcommunicationskills. -Experienceinfinancialservices ...

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 ...

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 ...

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 ...

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 ...

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 ...

schema validation PostgreSQL database design, migrations, and query optimisation React and TypeScript Authentication and authorisation (SSO, JWT, RBAC) Automated testing using pytest and JavaScript testing frameworks Git/GitHub workflows, pull requests, and CI processes Secure coding practices and security remediation Hands-on experience with Claude Code and AI-assisted ...

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 ...

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 ...

ability to work closely with developers, contribute through pair programming, and coach others on quality engineering best practice. Technology Stack Frontend: Remix React, JavaScript Backend: Java, Spring, .NET Data: MongoDB, Oracle Tools/Technologies: RabbitMQ, JSON Key Responsibilities Design and implement test automation solutions from scratch Design, develop and maintain ...

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 ...

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 ...

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 ...

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 ...

team Shows ambition to grow toward Technical Lead or SME capability Integration Experience is beneficial (Mulesoft/APIGEE/Connected Apps) Experience of JavaScript/Lightning components Basic understanding of Apex sharing and security model Experienced with Lightning Web Components Skills in analysing and problem-solving issues Experience of prioritizing ...

Must Have - Backend: Strong Java/Python skills with Spring and Spring Boot - Frontend fundamentals: Strong HTML5, CSS3, and JavaScript (ES6+) - Modern frontend framework: Hands-on experience with React Js - Component architecture and state: Component-based design and state management (React Hooks, Redux, Context, or NgRx) - Responsive UI: Building responsive ...

finance, credit and compliance What we're looking for 4+ years of hands-on Dynamics 365/Power Platform development Strong C#, .NET and JavaScript Proven plugin, custom workflow and API development Strong Dataverse and solution architecture knowledge Experience integrating Dynamics 365 with external systems, including Salesforce and a utilities ...

optimisation: Ability to identify opportunities to improve development processes and contribute to implementing practical solutions. Core Tech stack: Python (django and ninja) Front-end - JavaScript, HTML, CCS Familiarity with AWS GitHub and GitHub actions Claude code use NB: Active SC required for assignment To apply, please submit latest ...