26 to 50 of 325 JavaScript Jobs in the City of London

a skill set that encompasses: .NET, .NET Core/ASP.NET MVC, C# and Azure SQL. Our client can provide you with Greenfield project work and exposure to: .NET 9, JavaScript, React, Angular 19, Microservices, MongoDB, Vue.js, TypeScript, Azure, AWS, Web API 2, Entity Framework, Node.js, Elasticsearch, Agile, TDD, BDD, Scrum, Kanban and MongoDB. This is a truly amazing opportunity to More ❯

a skill set that encompasses: .NET, .NET Core/ASP.NET MVC, C# and Azure SQL. Our client can provide you with Greenfield project work and exposure to: .NET 9, JavaScript, React, Angular 19, Microservices, MongoDB, Vue.js, TypeScript, Azure, AWS, Web API 2, Entity Framework, Node.js, Elasticsearch, Agile, TDD, BDD, Scrum, Kanban and MongoDB. This is a truly amazing opportunity to More ❯

strong experience and a skill set that encompasses: .NET, .NET Core/ASP.NET MVC and SQL Azure. Our client can provide you with industry recognised training in: .NET 9, JavaScript, React, Angular 19, Microservices, Vue.js, TypeScript, Azure, AWS, Web API 2, Entity Framework, Node.js, Elasticsearch, Agile, TDD, BDD, Scrum, Kanban and MongoDB. You will follow a structured career development programme More ❯

complex production issues. Contribute to automation and CI/CD testing workflows. Skills & Experience Back End: Proficiency in Node.js (preferred), or .NET/Java. Front End: Solid experience with JavaScript , React , and TypeScript . Strong foundation in Agile/Lean methodologies and modern software delivery practices. Working knowledge of UI/UX principles and prototyping tools. Excellent communication and technical More ❯

either web application development (.NET Core/ASP.NET MVC, C#) or winforms/WPF (C#) development. Our client will provide you with training into: .NET 9, WPF, MVVM, Prism, JavaScript, React, Angular 19, Microservices, MongoDB, Vue.js, TypeScript, Azure, AWS, Web API 2, Entity Framework, Node.js, Elasticsearch, Agile, TDD, BDD, Scrum, Kanban and Azure SQL. You will follow the firms official More ❯

a Content Management System (CMS) such as Sitecore, EpiServer, Umbraco, Alterian, Immediacy, Ektron, Kentico, Sitefinity or dotnetnuke. Our client can provide you with industry recognised training in: .NET 9, JavaScript, React, Angular 19, Microservices, MongoDB, Vue.js, TypeScript, Azure, AWS, Web API 2, Entity Framework, Node.js, Elasticsearch, Agile, TDD, BDD, Scrum, Kanban and MongoDB. This is a unique opportunity to join More ❯

You should have a good grasp of: .NET, .NET Core/ASP.NET MVC, C# and Azure SQL. Our client can provide you with industry recognized training in: .NET 9, JavaScript, React, Angular 19, Microservices, Vue.js, TypeScript, Azure, AWS, Web API 2, Entity Framework, Node.js, Elasticsearch, Agile, TDD, BDD, Scrum, Kanban and MongoDB. This is a great opportunity to work alongside More ❯

.NET Developer candidates should be able to demonstrate strong knowledge of: .NET Core/ASP.NET MVC, C# and Azure SQL. Any experience in the following is desirable: .NET 9, JavaScript, React, Angular 19, Microservices, MongoDB, Vue.js, TypeScript, Azure, AWS, Web API 2, Entity Framework, Node.js, Elasticsearch, Agile, TDD, BDD, Scrum, Kanban and MongoDB. Training will be provided in any of More ❯

orientated development principles and technologies such as: .NET, .NET Core/ASP.NET MVC, C# and Azure SQL. You will receive expert training on the latest technologies including: .NET 9, JavaScript, React, Angular 19, Microservices, MongoDB, Vue.js, TypeScript, Azure, AWS, Web API 2, Entity Framework, Node.js, Elasticsearch, Agile, TDD, BDD, Scrum, Kanban and MongoDB. All positions come with the following benefits More ❯

are looking for .NET Developer who have experience in .NET, .NET Core/ASP.NET MVC, C# and Azure SQL. You will receive training in all aspects of: .NET 9, JavaScript, React, Angular 19, Microservices, MongoDB, Vue.js, TypeScript, Azure, AWS, Web API 2, Entity Framework, Node.js, Elasticsearch, Agile, TDD, BDD, Scrum, Kanban and MongoDB. These .NET Developer positions come with the More ❯

services. Implement best practices for Databricks development and deployment. Optimise Databricks workloads for performance and cost. Need to program using the languages such as SQL, Python, R, YAML and JavaScript Data Integration: Integrate data from various sources, including relational databases, APIs, and streaming data sources. Implement data integration patterns and best practices. Work with API developers to ensure seamless data More ❯

currently built in TypeScript and server-side in Python3. Job requirements What we’re looking for: Requirements STEM Degree Very strong experience with Python Experience with Fullstack Development – using JavaScript & React Experience with PostgreSQL/other SQL Databases Desirable skills: Experience with Flask or similar framework Experience with Docker Experience with Cloud (Ideally AWS) Experience in finance What you’ll More ❯

Lead Engineer – NodeJS Developer Salary: Up to £100000 + Benefits + Bonus NodeJS, JavaScript, TypeScript, React Framework, AWS, Kubernetes, Docker, Digital Investments. SQL, Harrington Starr has partnered with an innovative Digital Currency Investment Platform Company that specialise in developing unique software systems for clients for invest into Digital Markets from Pensions, Investments and Fund Management. This is an exciting opportunity … to join a small team within a large organisation and get the experience to utilise the JavaScript ecosystem. This organisation are developing cutting edge web-systems, which are being used globally and are offering the opportunity for you to play a pivotal role within the full software development life cycle. We are looking for an experienced Full Stack Engineer with … NodeJS, JavaScript, TypeScript and NodeJS and including cloud technologies. You will have a degree in computer science from a reputable University and have a good understanding of JavaScript TypeScript and React Framework. Key requirements within this opportunity are as follows: Experience with NodeJS Solid experience with JavaScript and TypeScript Experience with Azure Cloud Experience with Kubernetes and Docker. Any experience More ❯

Graduate .NET Developer - Investment Bank - London (Tech stack: Graduate .NET Developer, .NET 9, C#, Azure, Angular 19, Multithreading, RESTful, Web API 2, JavaScript, Programmer, Full Stack Engineer, Architect, Graduate .NET Developer) Our client is the world's most respected banking institution. Their story dates back to the 1890s and today they operate from over 10,000 offices in 100 countries. …/ASP.NET MVC, C# or C#.NET winforms) and Azure SQL. Our client offers training in: .NET 9, Azure, Angular 19, Solid, DRY, LINQ, multithreading, Microservices, RESTful, Web API 2, JavaScript, HTML5, Agile and MongoDB. This is a truly amazing opportunity to work for a prestigious banking brand that will do wonders for your CV. They invest heavily in training and More ❯

enjoying what the world has to offer. ABOUT THE ROLE Tech Stack Backend: AWS Lambda, API Gateway, DynamoDB, S3, Node.js Frontend: React/Next.js, React Native Programming Languages: TypeScript; JavaScript, Python Infrastructure: Terraform, GitHub CI/CD pipelines Responsibilities Design, develop, and maintain advanced applications using React Native. Collaborate with cross-functional teams to define, design, and ship new features. … Android platforms, having a deep understanding of the ecosystem differences. Familiarity with RESTful APIs and mobile libraries for networking. Experience with performance and memory tuning tools. Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model. Experience with automated testing suites, like Jest or Mocha. Excellent problem-solving skills and the ability to think algorithmically. Experience with cloud More ❯

for new business requirements and strategic development of UI architecture and infrastructure Ensuring our credit trading platform meets all the security and audit requirements Your skills and experience Typescript, JavaScript, React, HTML/CSS, NodeJS, Java 8, Vert.x, Linux Jira, Confluence, Git, NPM, Yarn, Webpack, Teamcity/Jenkins, Artifactory Understanding of working in an Agile/DevOps environment Experience working More ❯

Senior Full-Stack Engineer Location: Remote (UK-based) Company: PubX.ai, AdTech, PubTech Type: Full-Time | Permanent Tech : Python/Django, JavaScript/TypeScript, Kafka, ML, AWS Salary: Competitive, with equity options 🌟 About Us At PubX.ai, we're revolutionizing the digital advertising landscape by leveraging cutting-edge Machine Learning, AI and Automation technologies. Our mission is to empower digital publishers with … to ensure system reliability, observability, and streamlined deployments and scalability. Implement best practices in code quality, testing, and deployment processes. 🧠 Requirements Technical Skills: Expertise with the programming languages: Python, JavaScript/TypeScript Proficiency in modern web frameworks (e.g., React, Next.js), backend technologies like Django, FastAPI, NodeJS. Understanding of database systems, both SQL (PostgreSQL) and NoSQL (i.e. DynamoDB). Understanding of More ❯

software providers throughout the development lifecycle. Provide technical guidance and mentorship to less experienced developers. Required Skills Strong experience with C#, .NET Core, Azure, and test automation. Proficiency in JavaScript and a modern front-end framework (React preferred). Familiarity with microservices, containerisation, and site reliability engineering. Solid understanding of Agile/Scrum methodologies and software design principles. Experience with More ❯

are feasible to deliver. Translate designs into high quality code. Develop new user-facing features using frameworks such as Django (with wagtail CMS). Write front-end components using JavaScript, CSS and integrate with back-end Python components. Optimise microservices for maximum performance. Develop modules that satisfy the functional and non-functional requirements. Coordinate deployments with Release Manager and monitor More ❯

and Redux. Experience with AWS services and deploying applications on the AWS platform. Proficiency in Docker for containerisation and deployment. Solid understanding of web technologies such as HTML5, CSS3, JavaScript, and responsive design. Proven track record of delivering high-quality, scalable front-end solutions. Excellent problem-solving skills and the ability to work effectively in a fast-paced environment. Strong More ❯

using Azure DevOps and GitHub. 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 small code changes when required. More ❯

Qualifications 1 - 4 years of professional software and web development experience from in a front-office facing role within finance Strong programming skills with Python Strong programming skills with JavaScript (preferably React.js) Knowledge of financial instruments and products Strong quantitative background Strong grasp of software engineering principles, debugging, and testing practices, use of Git Experience using Front Arena or another More ❯

design and architecture. • Demonstrated experience in end-to-end data management, data modelling, and data transformation for analytical use cases. • Proficient in SQL (Spark SQL preferred). • Experience with JavaScript/HTML/CSS a plus. Experience working in a Cloud environment such as Azure or AWS is a plus. • Experience with Scrum/Agile development methodologies. • At least More ❯

within a Retail environment Hands on experience in development with Microsoft Dynamics Experience with Azure, particularly in Middleware and microservice architecture Strong programming background, with proficiency in .NET, node, JavaScript or equivalent languages Hands on experience with API development, Azure Service Bus, Event Grid, and Azure Functions. More ❯

AM, DS Cloud deployment Docker/GKE/Terraform, Google cloud environment (GKE) App server WebSphere, Jboss, Tomcat, WebLogic Languages C, C++, Java/J2EE Web Development HTML, CSS, JavaScript, JSP, Servlets. Database MS SQL Server2000/2005/2008/R2, PL/SQL, SQL, Oracle 8i/9i/10g, R Directory Server ODSEE 11, Open DJ directory More ❯