226 to 250 of 775 JavaScript Jobs in London

are passionate about fostering team growth and development . You're comfortable working across our stack: Node.js, React, MongoDB, AWS, Lambda, Serverless Framework , and write clean, maintainable code in JavaScript and TypeScript . You thrive in a hands-on leadership role where you can contribute to architecture, delivery planning, and stakeholder alignment. You're passionate about building high-impact financial More ❯

an innovative approach to problem-solving. You should be able to execute tasks efficiently and run complex logic without writing code. Technologies AI, Python, React, TypeScript, Web, Zapier, Airtable, JavaScript, UX UI Design, Fullstack, More. More ❯

knowledge, enterprise integration patterns• Experience in Jira, Confluence, Rabbit MQ, Apache Camel, DevOps• Experience developing and implementing systems using Agile/Scrum methodology• Experience with working or developing with JavaScript - HTML5, Jelly, jQuery and AngularJS a plus More ❯

London-based Financial Services client who are actively seeking 2 Senior software engineers to join a market-leading team. What you'll need to succeed Extensive development experience with Javascript, Typescript, React, and NextJS. Strong Fullstack development experience. Strong experience with a range of technologies including cloud. Good experience managing large data sets. Strong experience working in a highly agile More ❯

London-based Financial Services client who are actively seeking 2 Senior software engineers to join a market-leading team. What you'll need to succeed Extensive development experience with Javascript, Typescript, React, and NextJS. Strong Fullstack development experience. Strong experience with a range of technologies including cloud. Good experience managing large data sets. Strong experience working in a highly agile More ❯

reviews and ensure adherence to coding standards. Debug and resolve software issues. Participate in agile development processes. Key Skills F# Developer (or strong C# Developer). F# is a JavaScript and .NET language for web, cloud, data-science, apps and more. F# gives simplicity like Python with correctness, robustness and performance beyond C# or Java. F# is open source, cross More ❯

knowledge, enterprise integration patterns • Experience in Jira, Confluence, Rabbit MQ, Apache Camel, DevOps • Experience developing and implementing systems using Agile/Scrum methodology • Experience with working or developing with JavaScript - HTML5, Jelly, jQuery and AngularJS a plus If you are interested in this position and would like to learn more, please send through your CV and we will get in More ❯

knowledge, enterprise integration patterns • Experience in Jira, Confluence, Rabbit MQ, Apache Camel, DevOps • Experience developing and implementing systems using Agile/Scrum methodology • Experience with working or developing with JavaScript - HTML5, Jelly, jQuery and AngularJS a plus If you are interested in this position and would like to learn more, please send through your CV and we will get in More ❯

They code in Python, and React on the Frontend. Tech & Data Science stack: Kubernetes & Docker on Google Cloud Python 3: Pandas, RabbitMQ, Celery, Flask, SciPy, NumPy, Dash, Plotly, Matplotlib Javascript, React, Redux PostgreSQL, Redis Prometheus, Alert Manager, DataDog If you joined the company in a Data Science role you would be working on sophisticated pricing algorithms which would enable companies More ❯

Logic Apps, Event Grid, etc.) Strong C# development skills including async and event-driven programming Knowledge of Dataverse, Azure SQL, and Cosmos DB Automation scripting in PowerShell, Python, or JavaScript Familiarity with Power Platform tools: Power Apps, Power Automate, Power BI Understanding of enterprise cloud security and compliance Integration Engineer | Azure | D365 | C# API - Contract RSG Plc is acting as More ❯

software development. Proficient in C+ or later, with strong understanding of memory management, concurrency, and object-oriented design. Hands-on experience with AngularJS and front-end development (HTML, CSS, JavaScript). Familiarity with REST APIs, JSON, and web service integration. Experience working in software maintenance/support roles with bug fixing and system enhancements. Strong debugging and problem-solving skills More ❯

software development. Proficient in C++11 or later, with strong understanding of memory management, concurrency, and object-oriented design. Hands-on experience with AngularJS and front-end development (HTML, CSS, JavaScript). Familiarity with REST APIs, JSON, and web service integration. Experience working in software maintenance/support roles with bug fixing and system enhancements. Strong debugging and problem-solving skills More ❯

Collaborating with cross-functional teams to deliver scalable solutions Mentoring junior engineers and contributing to a strong engineering culture Working with a modern, cloud-native stack Tech Stack Languages: JavaScript, Node.js Databases: SQL, PostgreSQL, BigQuery Cloud: AWS (Lambda, S3, Kinesis, RDS, Step Functions, AppFlow) DevOps: Serverless, Heroku, GitHub, CircleCI Monitoring: Graphite, Grafana, Splunk Bonus: Experience in marketing tech or AI More ❯

Apps, Power Automate, Power BI etc. Configure and customise Dynamics 365 modules, utilising business process workflows, customer actions, and JavaScript. Extend platform capabilities using technologies such as C# (.NET), JavaScript, HTML, and SQL. Leverage Azure services to support application integration and process automation Participate in DevOps practices to manage the application lifecycle. Additional qualifications that could help you succeed even More ❯

AI-driven solutions. What Were Looking For: Python (FastAPI), Typescript (Express) or similar Frontend Development: React, Next.js, or Vite GenAI tools: LangChain, LangGraph, CrewAI, or Vercel AI (Python or JavaScript) LLM platforms: OpenAI, Anthropic, Mistral, or Llama Cloud: AWS or Azure Containerisation Bonus Points: Experience in building Proof of Concepts (POCs) Client engagement or business development experience Your Responsibilities: Collaborate More ❯

help others and to keep improving and evolving their own skills. The tech stack: OOP, PHP 8+ MySQL, LAMP MVC frameworks including Laravel GIT/Source Control HTML, CSS, JavaScript GCP/AWS This position provides the successful candidate with the exposure to the very latest in web technology release as well as the opportunity to work on multiple projects. More ❯

successful company! Successful .NET Architect candidates should be able to demonstrate strong knowledge of: .NET 9/.NET Core/ASP.NET MVC, Web API 2, Entity Framework, Microservices, Azure, JavaScript, Angular 19, Bootstrap, Agile and Azure SQL. Training will be provided in any of the technologies you lack, allowing you to turn your technological weaknesses into your greatest strengths! The More ❯

years of experience with Shopify Experience in Shopify Hydrogen framework built with React Hands-on experience in building end-to-end eCommerce technology solutions A deep understanding of modern JavaScript (including TypeScript) development patterns Strong proficiency in Node.js, HTML, and CSS Experience with agile methodologies like TDD and CI/CD pipelines agile This is an exciting chance to deliver More ❯

years of experience with Shopify Experience in Shopify Hydrogen framework built with React Hands-on experience in building end-to-end eCommerce technology solutions A deep understanding of modern JavaScript (including TypeScript) development patterns Strong proficiency in Node.js, HTML, and CSS Experience with agile methodologies like TDD and CI/CD pipelines agile This is an exciting chance to deliver More ❯

Master's Degree in computer science, engineering, or mathematics from a reputable university. Strong computer software skills. Excellent communication skills, both verbal and written. Experience with HTML, XML, Java, JavaScript, SQL, Python, XSLT, XPATH, CSS, jQuery, and SOAP. What we'll do for you: Competitive compensation package. Health, dental, life, and disability insurance. Flexible, collaborative work environment emphasizing work-life More ❯

successful company! Successful .NET Architect candidates should be able to demonstrate strong knowledge of: .NET 9/.NET Core/ASP.NET MVC, Web API 2, Entity Framework, Microservices, Azure, JavaScript, Angular 19, Bootstrap, Agile and Azure SQL. Training will be provided in any of the technologies you lack, allowing you to turn your technological weaknesses into your greatest strengths! The More ❯

telecom and enterprise environments) and helping define a shared automation platform strategy. Building automation frameworks from the ground up , using the language that best suits the context—primarily Java, JavaScript, TypeScript, C#, or Python. Driving early lifecycle testing (Shift-Left), continuous integration of quality, and test architecture excellence. Using your deep understanding of OOP principles to evaluate and mentor team More ❯

telecom and enterprise environments) and helping define a shared automation platform strategy. Building automation frameworks from the ground up , using the language that best suits the context—primarily Java, JavaScript, TypeScript, C#, or Python. Driving early lifecycle testing (Shift-Left), continuous integration of quality, and test architecture excellence. Using your deep understanding of OOP principles to evaluate and mentor team More ❯

Excellent presentation skills. • Ability to quickly turn around detailed wireframes and mock-ups in an iterative environment. • Proficiency in Sketch, Axure, Adobe CS, etc. • An understanding of HTML, CSS, JavaScript and other key web technologies. The position will be based in Holborn London. The salary for this role will be in the range £50K - £60K + Benefits Please send your More ❯

Excellent presentation skills. Ability to quickly turn around detailed wireframes and mock-ups in an iterative environment. Proficiency in Sketch, Axure, Adobe CS, etc. An understanding of HTML, CSS, JavaScript and other key web technologies. The position will be based in Holborn London. The salary for this role will be in the range £50K - £60K + Benefits Please send your More ❯