51 to 75 of 76 JavaScript Jobs in the City of London

with non-technical people about requirements, technical problems and identifying potential solutions Experience of scripting and debugging in one or more of the following: JavaScript, HTML, CSS, XML, SOAP, REST, ideally in ServiceNow Knowledge of multiple ServiceNow applications across the platform - ITSM and more Understanding of Service Management best practice ...

daily habit, statistics you can apply rather than recite, and dashboards you built yourself. You can code and you speak engineering. Python or JavaScript well enough to pull data, prototype a feature or automate a workflow, and enough architecture to have a real conversation about trade-offs and effort. Engineers ...

haveDemonstrated understanding of the Salesforce platform and ecosystem, including Agentic AI capabilities and Data CloudWorking knowledge of one or more programming languages: Python, JavaScript, Java, or ApexProven ability to lead and own complex, ambiguous engagements end-to-end — from discovery through to measurable outcomesExperience leading AI/LLM solution design ...

Senior Software Engineer I (JavaScript) Ready to build intelligent, high-impact applications that push the boundaries of modern JavaScript and AI tooling? Do you thrive in solving complex engineering challenges and shaping scalable, future-ready solutions? About the team ScienceDirect is the world's leading collection of science information … growth of the London engineering team through collaboration, knowledge sharing, and participation in recruitment. Requirements Core Engineering Skills: Strong knowledge of HTML, CSS, and JavaScript Experience building modern web applications using React Experience working with Node.js, Express, or related backend services Experience working with RESTful APIs Familiarity with agile development ...

enhancing modern web applications, collaborating closely with product teams, designers and backend engineers to deliver exceptional user experiences. Ideal candidates will have strong JavaScript and CSS skills, a solid understanding of web standards, and experience in Agile delivery. #J-18808-Ljbffr ...

Recruitment is seeking an AI Copilot Developer to design and implement low-code applications using Power Platform, Copilot, and JavaScript for a banking environment. You will work with analysts and stakeholders to translate requirements into production-ready solutions. The role is hybrid, based in Canary Wharf with 3 days ...

touchpoints. Required Skills & Qualifications: • 3+ years of hands-on experience developing with Webflow, including CMS and e-commerce implementations. • Proficiency in HTML, CSS, and JavaScript, with the ability to write clean, maintainable code. • Experience with responsive design principles and mobile-first development approaches. • Strong understanding of SEO best practices ...

browser technologies from a marketing point of view (previous marketing ops/marketing analytics experience is a plus) Mid-to-advanced level of JavaScript, CSS, and HTML experience Previous experience with marketing and/or product analytics tools such as Universal Analytics, GA4, Snowplow, Adobe Analytics, etc., with a good ...

customising ServiceNow (including workflows and integrations) Good understanding of ITSM and ITOM processes Exposure to ServiceNow Virtual Agent and/or RPA tools Strong JavaScript programming skills A proactive, problem-solving mindset with a desire to continuously learn and grow Desirable: Experience working in complex or public sector environments Security ...

orchestration, data governance, and enterprise integration patterns.Experience with prompt engineering, agent lifecycle management, and hands-on prototype development.Hands-on proficiency in programming (e.g., Python, JavaScript, SQL) and data frameworks.Understanding of agent interoperability standards (MCP, A2A) and the broader external agent ecosystem.Experience operating in complex, matrixed enterprise environments across multiple EMEA ...

software development and product engineering with clients and delivery teams, turning complex challenges into tangible technical outcomes. The role requires strong Python/JavaScript skills, hands-on Generative AI experience and cloud platform familiarity, with a consulting mindset and ability to translate business needs into #J-18808-Ljbffr ...

drive innovation across customer platforms. Their ideal candidate would be experienced in: • ServiceNow Architecture & Solution Design • ITSM, ITOM, HRSD • ServiceNow Integrations & Custom Applications • JavaScript, HTML, CSS • Technical Leadership & Stakeholder Management • ServiceNow CAD/CIS Certifications (preferred) What's in it for you? • Work on large-scale digital transformation programmes • ServiceNow ...

SharePoint Online Designing scalable, secure, and high-performing SharePoint solutions Optimising platform cost, performance, and usability Designing and developing solutions using SPFx, React, TypeScript, JavaScript, Microsoft Graph APIs, and REST APIs Designing and maintaining enterprise on-premises and cloud SharePoint platforms Administering SharePoint SE (on-prem) and SharePoint Online tenants … experience administering and developing solutions for SharePoint Subscription Edition (SE) and SharePoint Online. Proven expertise in SharePoint Framework (SPFx) development Proficiency in TypeScript, JavaScript, React, HTML5, CSS3, and modern front-end development practices Strong experience integrating SharePoint solutions using RESTful APIs and Microsoft Graph Solid experience with C# and .NET ...

features including content library asset slots promotions campaigns site preferences catalogues and product management. Develop responsive and user-friendly frontend components leveraging ISML templates JavaScript AJAX JSON SCSS and Bootstrap Collaborate with cross functional teams to translate business requirements into technical specifications and scalable solutions. Ensure adherence to coding standards ...

SharePoint Online. * Lead modernization initiatives moving classic SharePoint experiences to modern SharePoint. * Design and develop enterprise-scale solutions using SPFx, React, TypeScript, JavaScript, Microsoft Graph APIs, and REST APIs. * Design and maintain enterprise on-premise and cloud SharePoint platforms, including site architecture, navigation, branding, and content structure. * Administer SharePoint … experience administering and developing solutions for SharePoint Subscription Edition (SE) and SharePoint Online. * Proven expertise in SharePoint Framework (SPFx) development. * Proficiency in TypeScript, JavaScript, React, HTML5, CSS3, and modern front-end development practices. * Strong experience integrating SharePoint solutions using RESTful APIs and Microsoft Graph. * Solid experience with C# and .NET ...

Senior Full Stack Lead Engineer ReactJS, TypeScript, JavaScript, C#/.NET Banking London This is a new and exclusive opportunity for a Senior Full Stack Lead Engineer/software developer with expertise across ReactJS, TypeScript, JavaScript, C#/.NET to join this investment Banking client as they expand their full … stack software developer team in London city. Role details Title: Senior Full Stack Lead Engineer Technical stack: ReactJS, TypeScript, JavaScript, C#/.NET Employer: investment Banking Location: London City and home working hybrid 50/50% Permanent role, salary £90,000- £130,000 plus bonus This is a new opportunity ...

Senior Full Stack Lead Engineer ReactJS, TypeScript, JavaScript, C#/.NET Banking London This is a new and exclusive opportunity for a Senior Full Stack Lead Engineer/software developer with expertise across ReactJS, TypeScript, JavaScript, C#/.NET to join this investment Banking client as they expand their full … stack software developer team in London city. Role details Title: Senior Full Stack Lead Engineer Technical stack: ReactJS, TypeScript, JavaScript, C#/.NET Employer: investment Banking Location: London City and home working hybrid 50/50% Permanent role, salary £90,000- £130,000 plus bonus This is a new opportunity ...

business logic, build clean services, and verify changes in shadow mode with zero downtime to revenue flows. Extract business rules scattered across C#, embedded JavaScript and undocumented SQL stored procedures into a clean, tested, dependency-free rules assemblies. Build new services cleanly. with proper Dependency Injection (DI), robust authentication/… happy working in it today. High proficiency in reading, understanding, and safely refactoring complex, stored-procedure-heavy database logic. Working proficiency in JavaScript/TypeScript. You’ll be interacting with both jQuery on the legacy .NET front end and modern TypeScript microservices on our sister platform. A strong "legacy technology ...

Apps Create clean front-end features using React, Angular or Vue.js Deliver back-end services using .NET, Node.js, or Python Work with JSON and JavaScript to build and consume data-driven interfaces Script and automate operational tasks using PowerShell Apply strong Azure security practices throughout development Troubleshoot issues and support … Front-end development experience with React/Angular/Vue.js Back-end development experience with .NET, Node.js or Python Working knowledge of C# and JavaScript, with confidence using JSON Ability to develop with security in mind, particularly around Azure A collaborative, problem-solving mindset-comfortable investigating and fixing issues ...

Inside IR35 - Umbrella only Active SC clearance required What you'll be doing: Build and maintain UI test automation using Playwright (primarily TypeScript/JavaScript) Create robust end-to-end test scenarios that reflect real business workflows Automate and validate API testing, including request/response testing Support enterprise application … test automation with Playwright Hands-on capability with API testing and test data/validation using JSON Confidence coding in TypeScript/JavaScript Practical working knowledge of SQL and using Git in a collaborative workflow Experience designing and maintaining scalable automation frameworks A mindset focused on reliability, coverage, and continuous ...

vast array of web-capable devices and browsers Collaborate with back-end developers and web designers to improve usability Write application interface codes using JavaScript following React.js workflows Troubleshoot interface software and debug application codes Ensure the technical feasibility of UI/UX designs Stay up-to-date with emerging … technologies and industry trends Qualifications Proficiency in JavaScript, including DOM manipulation and the JavaScript object model Thorough understanding of React.js and its core principles Experience with popular React.js workflows (such as Redux or Flux) Familiarity with newer specifications of ECMAScript Experience with data structure libraries (e.g., Immutable.js) Knowledge of isomorphic ...

html Integration of Fragments ...these fragments share overlapping content related to the required experience in languages and frameworks including JavaScript, React, TypeScript, Python, and GoLang. This overlap allows us to piece them together in the correct order. After combining the overlapping parts, we get: "Be a part of London … opportunity... In terms of the tech itself, the team is looking for an engineer who has experience in the following languages and frameworks: JavaScript, React, TypeScript, Python, and GoLang. In addition, they'll also be looking for those with hands-on use in Neo4j, GraphQL, AWS, and Kubernetes. Demonstrating..." ``` #J ...

current strong, efficient and scalable codebase. Solid Apex: SOQL, governor limits, async patterns, and unit tests that assert real behaviour. Comfortable with modern JavaScript (ES6+); you don't need a framework background but should know your way around the language. Practical Flow experience (record-triggered and screen flows), and judgement … similar). CI/CD experience and familiarity with second-generation packaging (2GP) or scratch orgs. Salesforce certifications (i.e. Platform Developer I/II, JavaScript Developer I). If you've done any of it, say so. If you haven't, we'd rather teach you that than compromise ...

Framestore’s Immersive Studio is a world-leading innovator in crafting immersive experiences that transcend the screen, catapulting you into extraordinary realms of adventure. Combining our unrivalled creative craftsmanship with our technical prowess, we're ...

AI Solutions Engineer Please read the job description below carefully, and if you feel you are a good match, give contact Lorenz Pasch at Hays Recruitment ASAP - my contact details are available on my LinkedIn ...