26 to 50 of 332 JavaScript Jobs in London

communication, including presentation skills. Able to communicate to stakeholders at all levels of the organisation and 3rd parties. Experience working with the following technologies: JavaScript, React, C# .NET, Python, SQL, APIs, Azure, Power Platform, SaaS, PaaS, IaC. Exposure to and understanding of emerging technologies e.g. AI, LLMs, Machine Learning ...

schema design, domain-driven architecture, and concurrency. Proven experience developing production-grade RESTful APIs ideally with an API-first approach. Some proficiency in JavaScript/TypeScript-based frontend development, with extensive expertise in React. This includes a deep understanding of the DOM, component design, CSS, and state management. Familiarity with ...

friendly, high-performing team Integrate modern tooling and cloud-native services Tech you’ll use .NET 10, C# 14, ASP.NET Core, Azure, SQL, TypeScript, JavaScript, Angular, React, Vue.js, .NET MAUI, Microservices, APIs, Docker, Kubernetes, GitHub Copilot. What we’re looking for Strong C#/.NET/.NET Core experience Azure ...

mentoring others while staying close to the code. 💻 Core Tech Stack C#/ASP.NET Core Azure (cloud architecture & services) Microsoft SQL Server Modern JavaScript frameworks (Angular experience a plus) CI/CD with Azure DevOps TDD/BDD practices 🧠 Your Impact Design and build scalable, resilient cloud applications Take ownership ...

SENIOR SOFTWARE ENGINEER TO HAVE.... Current enhanced DV clearance Experience with at least one or more of the following: Java, Python, C++, .NET, C#, JavaScript, React Experience mentoring juniors or leading a team Experience/Knowledge of automation IT WOULD BE NICE FOR THE SENIOR SOFTWARE ENGINEER TO HAVE.... Cloud ...

NEED THE SENIOR SOFTWARE ENGINEER TO HAVE.... Current enhanced DV clearance Experience with at least one of the following: Java, Python, C++, C#, .NET, JavaScript, React Experience mentoring juniors or leading teams is nice to have but not essential Experience/Knowledge of automation IT WOULD BE NICE ...

using TypeScript, leveraging frameworks such as Next.js or Vite. GenAI Frameworks: Familiarity with tools like LangChain, LangGraph, CrewAI, or Vercel AI (in Python or JavaScript). LLM experience: Practical experience with Large Language Models (LLMs) such as OpenAI, Anthropic, Mistral, or Llama, and tools like Ollama. Cloud Platforms: Proficiency ...

using TypeScript, leveraging frameworks such as Next.js or Vite. GenAI Frameworks: Familiarity with tools like LangChain, LangGraph, CrewAI, or Vercel AI (in Python or JavaScript). LLM experience: Practical experience with Large Language Models (LLMs) such as OpenAI, Anthropic, Mistral, or Llama, and tools like Ollama. Cloud Platforms: Proficiency ...

using TypeScript, leveraging frameworks such as Next.js or Vite. GenAI Frameworks: Familiarity with tools like LangChain, LangGraph, CrewAI, or Vercel AI (in Python or JavaScript). LLM experience: Practical experience with Large Language Models (LLMs) such as OpenAI, Anthropic, Mistral, or Llama, and tools like Ollama. Cloud Platforms: Proficiency ...

well across disciplines Bonus: experience with identity systems (e.g. Microsoft Entra ID/Azure AD), SSO, or HRIS integration OUR TECH STACK Frontend: React, JavaScript Backend: C#, .Net, Azure Service Fabric, Kubernetes Infrastructure: Azure, Service Fabric, Cosmos DB WHY COCENTRIC Be a key part of a product that’s transforming ...

Power Platform with Azure services, custom connectors, APIs, and Logic Apps Experience applying ALM principles using Azure DevOps and Power Platform Build Tools Solid JavaScript experience for client-side customisation and web resources Experience working in agile, multidisciplinary delivery teams Strong understanding of security concepts including Dataverse security and role ...

Information Technology, or similar fields. Strong understanding of SharePoint environments and Office 365 with DevOps. Hands-on development experience with Office 365 tools, CSS, JavaScript, jQuery, and HTML5. Solid knowledge of Rest API and Graph API. Desirable: Exposure to ASP.Net and C#, and familiarity with Agile delivery. Experience with ...

Essential Experience & Skills • Proven experience in a Senior Frontend or equivalent role (typically 6+ years). • Strong expertise in modern frontend technologies, HTML5, CSS3, JavaScript/TypeScript, ES6+. • Deep experience with modern UI frameworks (React preferred, but Svelte or similar transferable skills also considered). • Strong capability in building scalable ...

Senior Software Engineer Key Technologies: C#, .NET, React, JavaScript, Typescript, AWS, Docker City of London, United Kingdom Perm Role: £80,000 - £120,000 Harrington Starr has partnered with a Global Financial Services Vendor and they are looking for a Senior C#, .NET Software Engineer to join their growing team! This ...

using modern Microsoft and Open-source technology Profile Full stack web development using Microsoft and open-source technologies Backend C# development Frontend Angular/JavaScript/TypeScript Dev Extreme UI Components PostgreSQL or SQL Server databases Experience with modern software development practices including Agile, Scrum, TDD, CI/CD Docker ...

Scrum/Kanban/Lean) Solving complex technical challenges using sound engineering principles What we're looking for Strong programming experience in Python, Java, JavaScript or .NET Proven experience delivering production-grade systems Solid use of Git-based version control Experience with CI/CD tooling (e.g. Jenkins, Bamboo, TeamCity ...

Skilled in Infrastructure as Code using Pulumi, ARM, or Terraform, and proficiency in PowerShell, YAML, Python, or TypeScript. Knowledge of frontend technologies (HTML, CSS, JavaScript) and experience supporting web applications. Experience working with synthetic and application monitoring platforms such as Dynatrace and Catchpoint. Understanding of .NET applications and experience making ...

understanding of Java and object-oriented programming. Familiarity with Java frameworks and libraries such as Spring, Hibernate, etc. Knowledge of web technologies (HTML, CSS, JavaScript) is a plus. Understanding of relational databases (MySQL, PostgreSQL) and SQL. Basic knowledge of version control systems (Git, SVN). Strong problem-solving skills ...

Security space. You should have: Active UK Enhanced Developed Vetting (eDV) clearance . Proven software development experience with one or more of Java, TypeScript, JavaScript, or Python . Strong understanding of modern software engineering practices and design patterns. Experience working in Agile delivery teams (Scrum or Kanban). A proactive ...

development standards What we're looking for: You can demonstrate experience delivering Outlook add-ins within enterprise environments Strong hands on skills with Office.js, JavaScript or TypeScript, HTML, and CSS Deep understanding of Microsoft 365, Exchange Online, and the behavioral differences between Outlook clients Experience integrating with Microsoft Graph, RESTful ...

Python (Django, Flask, or FastAPI) PostgreSQL (design, optimisation, maintenance) Containerisation (Docker/Kubernetes) Event-driven architecture (Kafka/RabbitMQ) Desirable experience includes: TypeScript/JavaScript (NextJS, NodeJS, Tailwind) Terraform and DevOps practices Experience in building and scaling SaaS platforms in production. Strong background in software architecture, microservices, and API design. ...

related field. Proven experience in software development, with at least 5 years in a similar role. Strong proficiency in programming languages such as Typescript, JavaScript and Java Experience with Spring and React. Outstanding problem-solving skills and the ability to thrive in a fast-paced, ambitious environment. Proficient in software ...

move forward. Step 2 - Online Training The second step includes a selection of more advanced courses to get you up to speed. React-js JavaScript JavaScript forms the foundation of almost everything you see on the Internet, so it will be essential! Python is highly versatile. ...

move forward. Step 2 - Online Training The second step includes a selection of more advanced courses to get you up to speed. React-js JavaScript JavaScript forms the foundation of almost everything you see on the Internet, so it will be essential! Python is highly versatile. ...

move forward. Step 2 - Online Training The second step includes a selection of more advanced courses to get you up to speed. React-js JavaScript JavaScript forms the foundation of almost everything you see on the Internet, so it will be essential! Python is highly versatile. ...