201 to 225 of 333 ECMAScript Jobs in London

Senior UI/UX Designer & Frontend Developer Mobile, Figma, JavaScript, React - Global O utstanding opportunity to join this global enterprise and famous brand within the magic circle of the legal sector. From a technology perspective, this organisation is a leader in its domain, significantly investing in AI and automation within … creative and technically skilled Senior UI/UX Designer & Frontend Developer with a genuine 50:50 combination of design (Figma, Adobe) and development (JavaScript, React) experience to join a team building a highly innovative, mobile first, AI powered SaaS product. You will design and develop user interfaces for both ...

Solution Lead (JavaScript, C#, Azure) A leading retailer are building a brand-new development team and are looking for accomplished Solution Lead (JavaScript, C#, Azure) to help shape the future of their offering. Having a passion for new tech and industry trends the Solution Lead (JavaScript, C#, Azure) will … clarity and alignment across business and technical teams. * Strong stakeholder management skills, balancing commercial priorities with technical rigor. If you are a Solution Lead (JavaScript, C#, Azure) looking for a chance to push boundaries, elevate design systems, and contribute to a site where performance, polish, and precision truly matter, then ...

collaborative team 📊 💸 Salary: £45,000 – £55,000 🏢 Working Arrangements : Hybrid in London (3 days a week in the office) 💻 Tech Stack: Ruby on Rails, JavaScript, DevOps tooling's, AWS This is a backend focused role although any frontend experience is a bonus. It's a great opportunity to work ...

this Senior Systems Engineer role, please apply. For more information on this role, or any other jobs across; Embedded, C++ programming, Embedded Linux, Javascript, Python, Electronics, FPGA, Golang Development, Machine Learning, Data Science or Simulation contact us today. ...

Bring ServiceNow Platform Expertise including ServiceNow configuration & customization Including forms, tables, UI policies, business rules, ACLs, and client/server scripts. Scripting: JavaScript (client and server) Service Portal/Employee Centre development including HTML, CSS, AngularJS, jQuery, and portal widget customization Workflow Designer Building automated HR processes and case lifecycles. ...

Experience with Cypress or Selenium based testing frameworks. Writing automated tests to support projects, driving confidence in software releases. Experience of writing Typescript or JavaScript & an understanding of object orientated programming. Reasonable Adjustments: Respect and equality are core values to us. We are proud of the diverse and inclusive community ...

improvements as the platform evolves What we’re looking for Must have: Around 2–3 years’ experience as a developer Good working knowledge of JavaScript/TypeScript Experience building and shipping real features (ideally mobile) Some exposure to Node.js and backend development A genuine curiosity and desire to learn Nice ...

.NET Developer, .NET 10.0, C# 14 - Consultancy - London Or Surrey (Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Blazor, JavaScript, React, Microservices, Azure, ASP.NET Core Web API, Agile, Azure SQL, Programmer, Full Stack Engineer, Architect, .NET Developer) Our client is an award winning Microsoft consultancy. They specialise … Knowledge of software development methodologies is of interest (Agile, Scrum). My client will provide training in: .NET 10.0, ASP.NET Core, C# 14, Blazor, JavaScript, React, Microservices, Azure, ASP.NET Core Web API, MongoDB, Azure, AWS, Node.js and Elasticsearch. This is a truly exciting project, one which if you are given ...

balance technical delivery with mentoring and architectural direction. Key Responsibilities Lead the design, development, and deployment of full-stack applications using Java, React, JavaScript , and AWS . Provide technical leadership and direction to development teams. Collaborate with architects, product owners, and stakeholders to deliver secure and scalable solutions. Champion best … government and security compliance standards. Skills & Experience Essential: Active SC Clearance . Strong background in Java and React development. Proficiency with AWS and modern JavaScript frameworks. Experience leading technical teams or projects in an agile environment. Excellent problem-solving, communication, and stakeholder engagement skills. Desirable: Previous experience working ...

helping shape the technical direction of the function. This is not a ticket-driven development role. You'll: Build and customise applications using JavaScript (Node.js, React, TypeScript) Develop integrations and APIs across third-party SaaS platforms Embed solutions into the Microsoft ecosystem (SharePoint, Power Platform, Azure) Help define development standards … into working solutions The environment is fast-paced, collaborative, and genuinely innovation-led. What You'll Need Strong experience as a Full-Stack Developer (JavaScript-first) Solid hands-on expertise in Node.js and React Experience working with APIs and system integrations Exposure to cloud environments (Azure preferred) Comfortable working across ...

public sector looking for a VueJS developer to join a project. Fully remote 6 month contract Inside IR35 SC eligible VueJs - (React developers considered) JavaScript Test Driven Development - (Unit Testing and Content Verification testing experience beneficial) Accessibility - WCAG Knowledge would be very beneficial but any experience developing Accessible frontends would ...

Design, build, and maintain large-scale production web scrapers Tackle advanced anti-bot and detection systems Work with browser automation and dynamic, JavaScript-heavy sites Improve scraper reliability, throughput, and data quality Collaborate closely with data engineers and AI teams to ensure scraped data is trusted and usable What ...

Vue.js experience Experienced leading Senior Developers Highly ambitious developer to match the ambition of the company Keywords: Lead Developer, Software, Software Lead, PHP, JavaScript, Medical, Head of Development, London, Vue.js, Laravel, Remote Reference Number: BBBH23071 If you are interested in this role, click 'apply now' to forward ...

experience leading senior developers Highly motivated and ambitious, with a mindset aligned to a growing, forward-thinking organisation Keywords: Lead Developer, Software Lead, PHP, JavaScript, Laravel, Vue.js, Tech for Good, Medical, Head of Development, London, Remote Reference: BBBH23071 If you're interested in this role, please click Apply ...

Design, build, and maintain large-scale Python scraping systems that operate reliably against Google and other highly defended websites Develop scrapers for dynamic, JavaScript-heavy pages using browser automation and hybrid scraping approaches Continuously adapt to changes in page structure, request flows, and anti-automation mechanisms Engineer robust extraction pipelines ...

tracking and workflow tools (Notion, Linear, GitHub Issues) Cross-browser and device testing Experience with Selenium is welcome, but we primarily work with modern JavaScript-based testing tools. Bonus points if you Have written or maintained automated tests in a JS/TypeScript codebase Have experience testing Vue or other ...

Contribute ideas and improvements as the platform evolves What we’re looking for Must have: Commercial experience as a developer Good working knowledge of JavaScript/TypeScript Experience building and shipping real features (ideally mobile) Some exposure to Node.js and backend development A genuine curiosity and desire to learn ...

cases. - Manage and support integrations of new clients as part of the wider onboarding process. This will include advising on the right integration methods (JavaScript and API), as well as testing and troubleshooting issues with clients. - Ensure timely and successful completion of client integrations by actively monitoring progress, collaborating with ...

Lead Golang Developer (Software Engineer Programmer Developer ReactJS React-JS React.JS GraphQL Playwright TypeScript Redux Saga Ag-Grid Fixed Income JavaScript Node Credit Rates Bonds Agile Buy Side Asset Manager Investment Management Finance Front Office Trading Financial Services UI Front End Front End EMS OMS Execution Order Management System Portfolio … analysis) Strong ability to lead and take concepts and ideas into technical solutions Excellent stakeholder interaction skills Agile The following is DESIRABLE, not essential: JavaScript and TypeScript Ag-Grid and GraphQL Python or Java Role: Lead Golang Developer (Software Engineer Programmer Developer ReactJS React-JS React.JS GraphQL Playwright TypeScript Redux ...

Lead Golang Developer (Software Engineer Programmer Developer ReactJS React-JS React.JS GraphQL Playwright TypeScript Redux Saga Ag-Grid Fixed Income JavaScript Node Credit Rates Bonds Agile Buy Side Asset Manager Investment Management Finance Front Office Trading Financial Services UI Front End Front End EMS OMS Execution Order Management System Portfolio … analysis) Strong ability to lead and take concepts and ideas into technical solutions Excellent stakeholder interaction skills Agile The following is DESIRABLE, not essential: JavaScript and TypeScript Ag-Grid and GraphQL Python or Java Role: Lead Golang Developer (Software Engineer Programmer Developer ReactJS React-JS React.JS GraphQL Playwright TypeScript Redux ...

REMOTE Golang Developer (Software Engineer Programmer Developer ReactJS React-JS React.JS GraphQL Playwright TypeScript Redux Saga Ag-Grid Fixed Income JavaScript Node Credit Rates Bonds Agile Buy Side Asset Manager Investment Management Finance Front Office Trading Financial Services UI Front End Front End EMS OMS Execution Order Management System Portfolio … analysis) Strong ability to lead and take concepts and ideas into technical solutions Excellent stakeholder interaction skills Agile The following is DESIRABLE, not essential: JavaScript and TypeScript Ag-Grid and GraphQL Python or Java Role: REMOTE Golang Developer (Software Engineer Programmer Developer ReactJS React-JS React.JS GraphQL Playwright TypeScript Redux ...

Lead Python Developer (Software Engineer Programmer Developer React TypeScript Python PostgreSQL Node Fixed Income Equities Derivatives JavaScript Node Credit Rates Bonds Agile AWS GCP Azure Buy Side Asset Manager Investment Management Finance Front Office Trading Financial Services) required by our asset management client in London. You MUST have the following … Programmer Demonstrable leadership experience such as carrying out projects, delegating work, reporting to senior management, architecture and mentoring more junior team members Expert TypeScript, JavaScript, React and Node Advanced Ag-Grid Experience in finance Agile The following is DESIRABLE, not essential: Trading, equities, Fixed Income, derivatives Redux, Redux Saga ...

.NET Developer, .NET 10.0, C# 14, Agile - London (Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Blazor, JavaScript, React, Microservices, Azure, ASP.NET Core Web API, Agile, Azure SQL, Programmer, Full Stack Engineer, Architect, .NET Developer) We are pleased to announce the arrival … should have commercial experience with: .NET, .NET Core, C#, Azure SQL and Agile. Full training will be provided into: .NET 10.0, C# 14, Blazor, JavaScript, React, Microservices, Azure, ASP.NET Core Web API, Agile, Azure SQL, Node.js, Elasticsearch and MongoDB. If you are dedicated to the youthful optimism of problem solving ...

Graduate .NET Developer - Investment Bank - London (Tech stack: Graduate .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Blazor, JavaScript, React, Microservices, Azure, ASP.NET Core Web API, Agile, Azure SQL, Programmer, Full Stack Engineer, Architect, Graduate .NET Developer) Our client is the world's most respected banking institution. Their story dates … C# or C#.NET winforms) and Azure SQL. Our client offers training in: Our client offers training in: .NET 10.0, ASP.NET Core, C# 14, Blazor, JavaScript, React, Microservices, Azure, ASP.NET Core Web API, Agile, Azure SQL, Node.js, Elasticsearch and MongoDB. This is a truly amazing opportunity to work for a prestigious ...

.NET Developer, .NET 10.0, C# 14, Azure SQL - Investment Bank - London (Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Blazor, JavaScript, React, Microservices, Azure, ASP.NET Core Web API, Agile, Azure SQL, Programmer, Full Stack Engineer, Architect, .NET Developer) Our client is the world's most respected banking institution. … skill set that encompasses: .NET, .NET Core, C# and Azure SQL. Our client offers training in: .NET 10.0, ASP.NET Core, C# 14, Blazor, JavaScript, React, Microservices, Azure, ASP.NET Core Web API, Agile, Azure SQL, Node.js, Elasticsearch and MongoDB. This is a truly amazing opportunity to work for a prestigious banking ...