76 to 100 of 318 JavaScript Jobs in London

their needs into technical solutions.Present your innovative solutions confidently to key stakeholders.We're Looking For Someone Who Has:Proficiency in front-end technologies (e.g., JavaScript, React).Strong skills in Python (Pandas, APIs, etc.).Experience with version control systems, preferably Git.Understanding of cloud services and deployment (e.g., Azure).Familiarity with Agile ...

into technical solutions. Present your innovative solutions confidently to key stakeholders. We're Looking For Someone Who Has: Proficiency in front-end technologies (e.g., JavaScript, React). Strong skills in Python (Pandas, APIs, etc.). Experience with version control systems, preferably Git. Understanding of cloud services and deployment (e.g., Azure ...

possess: Proven experience in SharePoint development (preferably SharePoint Online). Strong knowledge of SharePoint Framework (SPFx), REST APIs, and Microsoft Power Platform. Familiarity with JavaScript, HTML, CSS, and related web technologies. Excellent communication skills to engage with both technical and non-technical stakeholders. A team-oriented mindset and a willingness ...

possess: Proven experience in SharePoint development (preferably SharePoint Online). Strong knowledge of SharePoint Framework (SPFx), REST APIs, and Microsoft Power Platform. Familiarity with JavaScript, HTML, CSS, and related web technologies. Excellent communication skills to engage with both technical and non-technical stakeholders. A team-oriented mindset and a willingness ...

evolving well-structured RESTful APIs Designing and improving data models across relational (e.g. PostgreSQL) and NoSQL databases Working across the stack where needed, including JavaScript, modern HTML/CSS, and utility frameworks such as Tailwind Contributing to cloud-based infrastructure (e.g. Google Cloud), deployment pipelines and DevOps practices Debugging live ...

Requirements Prior Development Background (Required): Minimum 2 years of hands-on software development experience building production systems Proficiency in one or more modern stacks: JavaScript/TypeScript, React/Next.js, Node.js, PHP, or equivalent Solid understanding of relational databases (PostgreSQL, MySQL) and data modelling Experience shipping at least one production ...

strong eye for frontend quality - you care about how things look and feel, not just whether they work Comfortable working with HTML, CSS, and JavaScript across a modern Rails frontend stack Familiarity with relational databases (PostgreSQL preferred) and writing efficient queries Comfortable building and consuming APIs as part of delivering ...

React/TypeScript Developer – Contract 📍 Canary Wharf, London (4 days onsite) 💰 £500 per day (Inside IR35) 📅 6 Month Contract We are currently working with a consultancy that is looking to bring an experienced React/ ...

implement well-tested new product features. This role isn't just about coding, its about influencing product and business impact Desired Skills & Experience Fullstack JavaScript/TypeScript/Node.js software engineering experience SASS, DynamoDB, AWS Lambda, and Serverless Framework are all beneficial eCommerce/Shopify experience is a bonus ...

update + delete statements Using Test Management tools like Jira for planning, test execution + reporting. AWS Cloud environments + automated infrastructure. Advantageous skills: JavaScript, JMeter scripting, Performance Testing, Agile/Scrum. SC Security Clearance is essential for this position. ...

payment methods. You’ll own core backend services, influence architecture, and help move millions in daily transactions. Requirements: • 5+ years backend engineering experience. • Strong JavaScript/TypeScript/NodeJS expertise. • Experience with microservices, REST APIs, and event-driven systems. • Solid knowledge of PostgreSQL, Redis, Docker, Kubernetes, and AWS. • Strong focus ...

knowledge a plus; not equities or commodities Focus on Fixed income within asset class, but desirable to understand wider asset class - FX etc · JavaScript/TypeScript 10+ yrs, React essential, Redux desirable · Java backend 5+ yrs (Java preferred over C#) · Greenfield project experience · Strong experience with AG Grid ...

Stay up-to-date with emerging front-end technologies What we're looking for: - 3+ years of front-end development experience - Strong proficiency in JavaScript, HTML, CSS - Experience with modern front-end frameworks (React, Vue, or Angular) - Knowledge of RESTful APIs and async request handling - Familiarity with version control tools ...

decisions, and engineering best practices. Write clean, well-tested, and well-documented code. Must‐Have Technical Skills Expert-level Node.js development experience (TypeScript/Javascript). Professional Golang development experience. Strong GraphQL experience, including schemas, resolvers, and high-volume queries. Deep knowledge of PostgreSQL, including performance tuning and relational design. ...

back-end systems using modern web technologies such as React, Node.js, and TypeScript. What You Will Bring: - Strong proficiency in HTML, CSS, and JavaScript, with a solid grasp of best practices. - Proven experience with Node.js and modern frameworks like React and TypeScript. - Familiarity with WebGL and libraries such as three.js ...

engineering Architectural experience or ambition to step into a broader strategic role Tech You'll Be Working With Backend: Kubernetes, C#, .NET Frontend: React, JavaScript Infrastructure: Azure, Cosmos DB, modern CI/CD pipelines Legacy: Service Fabric (only during the transition toward Kubernetes) Why This Role Stands Out Take ownership ...

Power Platform/Dynamics, REST, SOAP, and Web API integrations, Azure Integration Services, Azure DevOps, Azure Service Bus, Databricks, Jitterbit, SQL Server, C#, ASP.NET, JavaScript, XML Experience delivering engineering work within large IT change portfolios Strong understanding of SDLC, automation, DevOps, pipelines, and engineering best practice Ability to collaborate effectively ...

track record of delivering complex, enterprise-grade front-office e-trading systems in high-pressure, real-time environments. Technical Authority: Languages: Exceptional command of JavaScript and TypeScript, with the ability to architect, optimise, and scale mission-critical applications. Front-End Frameworks: Mastery of React and Redux, with extensive experience shaping ...

documentation and knowledge sharing for globalization tooling. Functional/Technical Skills: Required Experience 4–7 years of professional experience Strong programming skills (Python, Java, JavaScript/TypeScript) REST APIs, testing tools Regex and string handling Solid knowledge of Unicode, ICU & CLDR Working knowledge of NLP and NLU concepts: tokenization, embeddings ...

solid experience building high-quality, cross-platform applications for iOS and Android using React Native and TypeScript . Native familiarity: While you live in JavaScript, experience with native code ( Swift, Kotlin , or Objective-C ) to bridge gaps or debug native modules is a significant plus. Form handling: You have experience ...

Senior Full Stack Engineer (TypeScript/Node/AWS) £60,000 to £70,000 Fully remote (UK) My client is a product-led software business building a modern customer experience platform for eCommerce brands, focused ...

Contract: Lead Full-Stack JavaScript Developer +Contentful CMS – FTSE100 Investment Manager Day Rate: £685 via Umbrella Engagement Working Arrangement: Remote Our client is a leading UK investment company managing assets on behalf of over 1.8 million investors. Their website is a core part of their digital platform ...

team on a permanent basis. The ideal candidate will possess extensive experience in developing robust web applications using Java (Spring Boot), HTML, CSS, and JavaScript/TypeScript. This role offers an exciting opportunity to work on innovative projects, collaborate with a dynamic team, and contribute to the development of cutting … Clearance No Sponsorship will be provided for this role Job Details Required Extensive experience of building microservices with Java (Spring Boot) Experience using JavaScript/Typescript to build fronted web applications using React, HTML and CSS Experience using version control software - Git Experience using online version control tools - GitHub, GitLab ...

level NodeJS developer. Inside IR35 Fully remote (1x in the contract to London) £350 per day Public sector experience desirable Skill set: AWS, Typescript, Javascript, Nodejs, Nunjucks, Gitlab, Docker, EKS (Containerisation), CI/CD, TDD, Accessibility (WCAG ...

level NodeJS developer. Inside IR35Fully remote (1x in the contract to London)£350 per dayPublic sector experience desirableSkill set:AWS, Typescript, Javascript, Nodejs, Nunjucks, Gitlab, Docker, EKS (Containerisation), CI/CD, TDD, Accessibility (WCAG ...