26 to 50 of 93 JavaScript Jobs in Central London

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 ...

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. ...

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 ...

working closely with product and design teams while also contributing to API integrations where needed. They’re looking for someone who: Has strong React, JavaScript and TypeScript experience Has built modern frontend applications or product platforms Is comfortable working with APIs and backend services Enjoys problem-solving and thinking through ...

equivalent) in English Language and Mathematics. Degree in Business, Information Technology, or a related field. Basic knowledge of programming languages such as Python or JavaScript Advanced skills in Microsoft Office, including Word, Excel, Outlook, Social Media, and CRM systems. **Criteria for Shortlisting - About You - What We're Looking ...

business scales toward Series A and beyond. Core requirements: 3 plus years of engineering experience Strong in React and comfortable across the full JavaScript and TypeScript stack Backend experience building REST APIs using NestJS or Express Or Python Experience with MongoDB or similar databases Evidence of building independently, for example ...

Maintain clear and detailed documentation of tools, processes, and best practices to support team knowledge and future development. Expertise Proficiency in one of Python, Javascript, Golang or Rust Familiarity with React (or similar frameworks) for creating user-friendly web applications. Expertise in API design, data modeling, and distributed architectures Proficiency ...

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 ...

credibility across engineering teams. Deep expertise in Microsoft ecosystems, modern cloud architectures, and distributed systems. Strong knowledge of Web, Mobile, FE technologies such as JavaScript, React, Kotlin, .Net, Azure. Experience implementing CI/CD pipelines, observability, and secure engineering practices. Track record of scaling teams and delivering in fast-paced ...

code or configuration-driven platforms Basic knowledge of backend services or .NET for integration awareness Familiarity with scripting languages such as Python or JavaScript Experience working in cloud-based environments As part of a leading global Data and AI company, you can look forward to: A competitive salary with ...

enhance AI‐enabled Amazon Connect platforms for a major UK enterprise. You’ll work with: Amazon Connect, Contact Flows, Amazon Lex, Lambda TypeScript/JavaScript/Python CI/CD , serverless, monitoring LLM‐powered features and AWS AI tools You must be: A hands‐on coder (not an architect) Experienced ...

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

architecture, scalability and product direction What they’re looking for Strong experience as a full-stack engineer with a frontend bias, particularly with modern JavaScript/TypeScript frameworks Comfortable contributing across both frontend and backend services, with experience working with APIs and distributed systems Experience working with backend technologies such ...

solutions. Requirements: The ideal candidate will have several years' experience in ServiceNow design and development preferably in a consulting environment. Scripting skills such as JavaScript, HTML and XHTML, XML, CSS, AJAX, AngularJS highly advantageous An understanding of Service Management concepts, delivery assurance principals and procedures. A high level of knowledge ...

standards for real-time experiences. Document workflows and share learnings for future innovation projects. Your Profile Essential skills/knowledge/experience: Proficiency in JavaScript, HTML/CSS, and frameworks like React, Three.js, or similar. Familiarity with creative coding libraries (e.g., p5.js, GSAP). Basic understanding of UX/ ...

+ Bonus + Package Salary: Up to £120,000 + Bonus + Package Location: London (Hybrid Working) Skills: React as a main language (modern JavaScript/TypeScript) This firm is an elite technology company with exceptionally high standards , known for pushing boundaries and previously setting world records in the tech ...

stakeholders 🧠 What we’re looking for • Experience in a Senior Test Analyst role • Strong manual testing background • Automation testing experience (Playwright or similar preferred) • JavaScript application testing experience • Knowledge of modern testing frameworks and best practices • Confident communicator across technical and non-technical teams 🌱 Why consider it? • Growing fintech with ...

commercial development experience • Advanced PHP • Deep WordPress knowledge (core + internals) • Enterprise WooCommerce experience (non-negotiable) • Advanced Custom Fields (ACF) • MySQL • Tailwind CSS • Vanilla JavaScript • Git (professional workflows) • Custom theme & plugin development • Server administration experience • PSP/payment processor experience Working Arrangement • Full-time, in-house role in London ...

source libraries, integrations, tools, and datasets. What we're looking for An Isaacus DevRel Engineer should: Be fluent in Python and familiar with HTML, JavaScript, and CSS. Be familiar with data science and modern NLP fundamentals, including information retrieval, embeddings, LLMs, and context engineering. Be passionate about data science ...

heart with a deep-seated passion for infrastructure and systems. •You have significant commercial experience with AWS •You are comfortable and proficient with JavaScript (JS) and Python for scripting, automation, and tooling. •You thrive working independently and are eager to take ownership of complex, high-value projects. •You have ...

Experience Essential A proven pedigree with a minimum of 7 years’ professional front-end development experience, including senior or leadership responsibilities Expert knowledge of JavaScript, TypeScript, React and modern build pipelines Experienced in delivering technically complex prototypes and digital products with a strong background in creative technology and interactive digital ...

running automated tests (integration, end-to-end) Containerization: Docker, Kubernetes Object-oriented programming fundamentals Linux-based operating systems Scripting: Bash/Shell, Python, or JavaScript Data querying: SQL, NoSQL, or equivalent Genuine interest in chaos engineering, fault injection, or reliability testing is a strong plus A Note on Travel This ...

React Native without disrupting current operations. Bridge Native & Cross-Platform - Write native modules where necessary and ensure high-performance interop between Kotlin and JavaScript/TypeScript using the React Native Bridge and JSI. Cross-Team Alignment - Work closely with the Swift/iOS engineer to ensure migration plans align with ...

technical stakeholders across functions and seniority levels. Experience with APIs, SDKs, and custom integrations, including hands-on prototyping using technologies such as JavaScript and GraphQL. Advanced understanding of 3D data types (models, point clouds, imagery) and the workflows customers use to operationalize spatial data. Strong knowledge of cloud platforms, security ...

technical architecture and product direction in a true zero-to-one environment. 🛠 What You Bring 4+ years building full-stack applications with Python/JavaScript/TypeScript Experience working in a fast-moving, high-agency engineering environment Computer Science, Engineering, or STEM degree from a top-tier university Strong product ...