1 to 25 of 41 Remote/Hybrid JavaScript Jobs in the City of London

application development (.NET Core, C#) or winforms/WPF (C#) development. Our client will provide you with training into: .NET 10.0, WPF, MVVM, Prism, JavaScript, React, Angular 21, Microservices, MongoDB, Vue.js, TypeScript, Azure, AWS, ASP.NET Core Web API, Entity Framework, Node.js, Elasticsearch, Agile, TDD, BDD, Scrum, Kanban and Azure SQL. ...

such as Sitecore, Optimizely, Umbraco, Alterian, Immediacy, Ektron, Kentico, Sitefinity or dotnetnuke. Our client can provide you with industry recognised training in: .NET 10.0, JavaScript, React, Angular 21, Microservices, MongoDB, Vue.js, TypeScript, Azure, AWS, ASP.NET Core Web API, Entity Framework, Node.js, Elasticsearch, Agile, TDD, BDD, Scrum, Kanban and MongoDB. This ...

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 ...

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 Commodities Brokerage and they are looking for a Senior C#, .NET Software Engineer to join their growing front office team ...

Software Developer 2+ years of proven management experience Strong experience with React and modern frontend development Backend development experience (Java preferred) Solid knowledge of JavaScript, HTML, and CSS Experience working with PostgreSQL databases Experience using Git in a collaborative development environment Ability to communicate technical concepts clearly to non-technical ...

migrating SharePoint 2016 on-premise environments to SharePoint SE and/or SharePoint Online. - Proven expertise in SharePoint Framework (SPFx) development. - Proficiency in TypeScript, JavaScript, React, HTML5, CSS3, and modern front-end development practices. - Strong experience integrating SharePoint solutions using RESTful APIs and Microsoft Graph. - Solid experience with C# ...

solving skills Experience collaborating with technical stakeholders such as researchers or data scientists Desirable Experience Experience with languages such as C++, C#, Rust, or JavaScript Experience building microservices or distributed systems Linux experience including debugging services and working with system logs Exposure to trading systems, market data, or systematic trading ...

deployment and monitoring. What We’re Looking For Strong production experience with React , TypeScript and Next.js . Excellent skills in HTML5 , CSS3 , and modern JavaScript (ES6+). Proven experience with state‐management libraries (e.g., Redux, Zustand). Solid experience integrating front‐end apps with RESTful APIs, (GraphQL is a bonus ...

experience as a Senior Developer or Technical Lead in Microsoft Dynamics 365 CE/Power Platform Strong hands-on expertise in: C#/.NET JavaScript & modern frameworks PCF (PowerApps Component Framework) Proven experience building custom plug-ins and advanced customisations Deep understanding of Dataverse and Power Platform architecture Strong experience ...

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 ...

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 ...

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 ...

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 ...

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 ...

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 ...

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 ...

demonstrate Relevant Skills: Required: Fluent with Displayr and/or Q An appreciation of data packages/languages such as SPSS R, Python or Javascript Knowledge: Clear understanding of data structure, Displayr workflow and QA, and proven ability to apply that knowledge. Curiosity: You want to know more, learn more ...

.NET Developer, .NET 10.0, C# 14 - Consultancy - London Or Surrey (Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Blazor, JavaScript, React, Microservices, Azure, ASP.NET Core Web API, Agile, Azure SQL, Programmer, Full Stack Engineer, Architect, .NET Developer) Our client is an award winning Microsoft consultancy. They specialise … Knowledge of software development methodologies is of interest (Agile, Scrum). My client will provide training in: .NET 10.0, ASP.NET Core, C# 14, Blazor, JavaScript, React, Microservices, Azure, ASP.NET Core Web API, MongoDB, Azure, AWS, Node.js and Elasticsearch. This is a truly exciting project, one which if you are given ...

.NET Developer, .NET 10.0, C# 14, Agile - London (Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Blazor, JavaScript, React, Microservices, Azure, ASP.NET Core Web API, Agile, Azure SQL, Programmer, Full Stack Engineer, Architect, .NET Developer) We are pleased to announce the arrival … should have commercial experience with: .NET, .NET Core, C#, Azure SQL and Agile. Full training will be provided into: .NET 10.0, C# 14, Blazor, JavaScript, React, Microservices, Azure, ASP.NET Core Web API, Agile, Azure SQL, Node.js, Elasticsearch and MongoDB. If you are dedicated to the youthful optimism of problem solving ...

Graduate .NET Developer - Investment Bank - London (Tech stack: Graduate .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Blazor, JavaScript, React, Microservices, Azure, ASP.NET Core Web API, Agile, Azure SQL, Programmer, Full Stack Engineer, Architect, Graduate .NET Developer) Our client is the world's most respected banking institution. Their story dates … C# or C#.NET winforms) and Azure SQL. Our client offers training in: Our client offers training in: .NET 10.0, ASP.NET Core, C# 14, Blazor, JavaScript, React, Microservices, Azure, ASP.NET Core Web API, Agile, Azure SQL, Node.js, Elasticsearch and MongoDB. This is a truly amazing opportunity to work for a prestigious ...