126 to 150 of 331 ECMAScript Jobs in London

Axure, and Balsamiq. Familiar with research and analysis tools such as Dovetail, Mural, and Microsoft Forms. Knowledge of front-end technologies (HTML, CSS, JavaScript) and analytical tools like Google Analytics (both desirable). Comfortable working within Agile frameworks and collaborating across multidisciplinary teams. Experience working with Government Digital Service ...

scalable full-stack applications Develop back-end services using Node.js or Java (Spring) Build responsive front-end applications using React, Angular, TypeScript, or modern JavaScript frameworks Design and integrate REST APIs and microservices Collaborate with product, design, and architecture teams to deliver technical solutions Contribute to CI/CD, automated … subject (minimum 2:1) Commercial experience as a Full Stack Engineer Strong back-end experience with Node.js or Java Front-end experience with modern JavaScript frameworks (React or Angular preferred) Experience working with SQL databases and REST APIs Exposure to AWS or Azure (GCP beneficial) Experience with Agile delivery ...

Senior Full Stack Engineer - C#, .Net, TypeScript, JavaScript Hybrid, 1-2 days near Liverpool Street Up to £90,000 + bonus + benefits If you enjoy solving complex engineering problems, learning from highly capable peers, and working on a product where your contribution genuinely matters, this is an opportunity ...

where needed What Theyre Looking For: 5+ years Salesforce Industry Cloud development experience Experience with OmniStudio/Public Sector Solutions Skills in Apex, LWC, JavaScript, and integration tools (Mulesoft/APIGEE beneficial) Understanding of Salesforce security model, testing, and CI/CD deployment Strong communication, problem-solving, and time-management ...

everything listed, but strong experience in several is expected: Cloud: GCP, AWS OR Azure Data warehouse: BigQuery/Snowflake Backend: Node.js with TypeScript/JavaScript Data visualisation: BI tools (e.g. Looker, Tableau, Power BI) and/or custom dashboards AI: experience building or leading applied AI/LLM solutions ...

proper engineering challenges and real-world impact. 🛠️ Tech stack : Kotlin, Python, Terraform, AWS Bonus if you have any experience with Node or Typescript/JavaScript 🎯 What you'll be doing: Breaking down legacy monolith into an event-driven microservices architecture so they can scale without single point of failure risk ...

/CD pipelines.Essential Skills 10+ years of software development experience with a MUST in the Shopify platform. Advanced proficiency in Shopify Liquid and modern JavaScript patterns Experience with Typescript, React, Tailwind, and CSS3. Experienced in NodeJS, RESTful APIs, and general data transfer approaches. Practical knowledge of Jenkins CI/ ...

microservices-based architecture They work with a variety of technologies. Youll ideally have experience with some of the following, or be open to learning: JavaScript: React, Node.js, Jest, Cypress Ruby (non-Rails environment) nice to have AWS: EC2, ECS, Lambda, S3, SQS Serverless Databases: MongoDB & PostgreSQL They are looking ...

resolve issues across multiple Outlook clients and platforms Core Technical Experience Demonstrated experience building Outlook add-ins in enterprise environments Strong skills in Office.js, JavaScript/TypeScript, HTML, and CSS Hands-on experience with hybrid Exchange (on-prem + Exchange Online) Solid understanding of Microsoft 365, Outlook desktop clients ...

.Net Full Stack Developer should have: Proficiency in .Net technologies and full-stack development. Experienced in front end UI developent woking with HTML5, CSS3, JavaScript, and modern frameworks (Blazor) Experience in building and deploying web applications. Strong knowledge of front-end frameworks and databases. An analytical mindset and attention ...

.Net Full Stack Developer should have: Proficiency in .Net technologies and full-stack development. Experienced in front end UI developent woking with HTML5, CSS3, JavaScript, and modern frameworks (Blazor) Experience in building and deploying web applications. Strong knowledge of front-end frameworks and databases. An analytical mindset and attention ...

Power Automate, Power Pages, Power Virtual Agents, Power FX Solid Azure integration experience (Functions, Service Bus, Logic Apps, App Services) Strong C#/.NET, JavaScript/TypeScript, and PCF controls experience Proven experience leading teams and presenting solutions in architecture forums Deep understanding of secure, scalable enterprise solution design ...

Power Fx formulas and strong communication and problem-solving skills are essential. Preferred qualities include experience with Azure services or custom connectors, familiarity with JavaScript or other web technologies and Power Platform certifications such as PL-100, PL-200 or PL-400. Reasonable Adjustments: Respect and equality are core values ...

pipelines. Essential Skills 10+ years of software development experience with a MUST in the Shopify platform. Advanced proficiency in Shopify Liquid and modern JavaScript patterns Experience with Typescript, React, Tailwind, and CSS3. Experienced in NodeJS, RESTful APIs, and general data transfer approaches. Practical knowledge of Jenkins CI/CD, Playwright ...

pipelines. Essential Skills 10+ years of software development experience with a MUST in the Shopify platform. Advanced proficiency in Shopify Liquid and modern JavaScript patterns Experience with Typescript, React, Tailwind, and CSS3. Experienced in NodeJS, RESTful APIs, and general data transfer approaches. Practical knowledge of Jenkins CI/CD, Playwright ...

experience in IT systems engineering with a focus on automation, cloud, and scripting. Proficiency in PowerShell and at least one other scripting language (Python, JavaScript, etc.). Hands-on experience with Microsoft Power Platform (Power Automate, Power Apps, Power BI). Strong understanding of Microsoft 365, Azure AD, and cloud ...

other Full Stack Engineers on high-impact projects Technical Requirements Recent graduate or up to 1 year of professional experience Familiarity with JavaScript and Next.js (React or React Native experience is a plus) Basic knowledge of Python Understanding of SQL and relational databases Eagerness to learn cloud services (AWS experience ...

fast-moving environments Strong background in cloud platforms (experience with GCP, Azure and AWS) Proficiency in one or more modern programming languages such as JavaScript and TypeScript Practical experience embedding AI into workflows, including agent-based frameworks, prompt/context design, and evaluation tooling Ability to build clear, effective data ...

ServiceNow Hands-on experience with Playwright, Cypress, or Selenium-based frameworks, building structured and maintainable automated test suites Solid experience writing TypeScript or JavaScript, with a good understanding of object-oriented programming principles Strong understanding of API integration testing, functional end-to-end testing, accessibility, and cross-browser testing Experience ...

platforms Strong technical judgment and the ability to translate ambiguous requirements into clear design decisions Hands-on experience working with web technologies (e.g. modern JavaScript frameworks), backend services (Python, Go, or JVM languages), data-integration pipelines, and cloud-native tooling Understanding of reconciliation workflows, data lineage, and the operational safeguards ...

within the iGaming and Gambling Sector Strong background in front-end web development, specialising in ReactJS and Gatsby . Expert in HTML , CSS , and JavaScript , with a focus on creating responsive and accessible websites. Skilled in integrating data sources, such as REST APIs and databases, to develop dynamic and feature ...

etc.) Experience of operating in a Technical Design Authority mode and demonstrable trusted advisor experience Ability to demonstrate advanced scripting and integration skills – JavaScript, SQL, API Web Services Experience integrating ServiceNow with Cloud Infrastructure (e.g AWS, Azure, GCP) Nice to have: Cloud migration experience GenAI experience ITILv4 or equivalent Certified ...

operational teams to optimise flow, deliver customer value and modernise our platforms. Our bespoke mortgage system is built using Ruby on Rails, MySQL, JavaScript, and other open-source technologies, with a clear roadmap toward cloud-native evolution. Key responsibilities Lead, coach and inspire a stream-aligned product engineering team, fostering ...

valued member of our engineering team, you will contribute to the development of our innovative application using React Native. Working with a modern JavaScript stack, your primary focus will be on coding, testing, and enhancing the functionality of Travelex's and partner mobile applications. In this role, you will collaborate ...

office in London, salary is up to £100k + bonus + benefits Responsibilities and experience: 1. Build programming skills in Python, .NET and JavaScript/Typescript, keeping pace with company business requirements. 2. Building and maintaining client facing applications, working with stakeholders to ensure the key deliverables are developed ...