1 to 25 of 53 Remote JavaScript Jobs in the City of London

.NET Developer

Hiring Organisation
Noir
Location
City of London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £90,000 per annum
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. ...

.NET Developer, CMS, Sitecore, EpiServer, Umbraco

Hiring Organisation
Noir
Location
City of London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£40,000 - £75,000 per annum
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 C# Developer .Net Core - Finance

Hiring Organisation
Client Server
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£85,000
Kubernetes, EKS You have a good understanding of CQRS and event driven architectures Ideally you will also have some front end development experience with JavaScript/TypeScript/React.js or Angular You have strong analytical and problem solving skills You're collaborative with excellent communication skills What ...

Senior Fullstack Developer

Hiring Organisation
Tiro Partners
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£85000 - £95000/annum bonus
backend systems Build cloud-native solutions on Azure with containerization Implement RESTful APIs using Java integrated with banking platforms Develop full-stack features with JavaScript frameworks (Angular) Champion CI/CD, TDD/BDD, and engineering best practices Optimize Java applications for high-volume, high-availability systems What You Need ...

Full Stack Engineer

Hiring Organisation
Fortice
Location
City of London, London, United Kingdom
development experience within the UK public sector Cloud experience (AWS, Azure, or GCP) Strong experience with Java or Python Front-end experience using modern JavaScript frameworks (e.g. React, Angular, Vue) Familiarity with RESTful APIs, databases, and version control Experience working in agile delivery environments Desirable DevOps or CI/ ...

Full-Stack Software Developer

Hiring Organisation
Sanderson Government and Defence
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
Up to £520 per day
Lambda, IAM) Kafka/event-driven systems SQL optimisation REST/JSON API design Docker proficiency Excellent communication skills Nice to Have JavaScript/React Aurora/RDS If you're proactive, outcomes-driven, and thrive in high-stakes environments with strong stakeholder engagement skills, then please get in touch ...

Software Engineer Full Stack Java - HealthTech

Hiring Organisation
Client Server
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
backend software development skills including Spring Boot You have experience with relational databases and SQL query writing You have some front end experience with JavaScript, Angular or React You have a strong understanding of REST APIs and real-time systems You're comfortable working with legacy Ruby You have ...

Software Engineer

Hiring Organisation
Cocentric
Location
City of London, London, United Kingdom
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 ...

AWS Platform Engineer

Hiring Organisation
Anson Mccade
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
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 ...

Software Engineer, Frontend

Hiring Organisation
Travelex
Location
City of London, London, United Kingdom
will contribute to the development of our new web application, powered by a Headless CMS, using the latest frontend technologies. Working with a modern JavaScript stack, your primary focus will be on coding, testing, and enhancing the functionality of Travelex's and partner applications. Being part of the Online team ...

AI Evangelist - Inside IR35 - Hybrid

Hiring Organisation
Tenth Revolution Group
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£600 - £1000/day
Science, Finance, or a related field. Experience with high-level programming languages such as C++, Java, or C#. Proficiency with TypeScript, Node.js, and modern JavaScript frameworks for UI development. Strong hands-on experience with Python, SQL, and AI/ML frameworks (e.g., TensorFlow, PyTorch), particularly within financial workflows. To apply ...

Senior Full Stack Engineer

Hiring Organisation
Burns Sheehan
Location
City of London, London, United Kingdom
understanding of business problems, design, implementation and release of crucial features across their stack Design and develop scalable and efficient solutions within JavaScript/TypeScript and AWS technologies You'll be involved in the Frontend, Backend and DevOps requirements across the projects Work closely with cross-functional teams and communicate ...

Full Stack Engineer

Hiring Organisation
Burns Sheehan
Location
City of London, London, United Kingdom
understanding of business problems, design, implementation and release of crucial features across their stack Design and develop scalable and efficient solutions within JavaScript/TypeScript and AWS technologies You'll be involved in the Frontend, Backend and DevOps requirements across the projects Work closely with cross-functional teams and communicate ...

Senior Full Stack Engineer (Go + React)

Hiring Organisation
WeDo
Location
City of London, London, United Kingdom
helpful but not required, and a willingness to learn Go is valued more than existing Go expertise. Key Technical Priorities Strong React expertise Deep JavaScript and TypeScript fundamentals Ability to work across the stack when needed Backed experience (Go, Java, C#, Python) Key Behavioural Priorities Proactively surfaces issues early Shares ...

Java Software Engineer (Tier 1 Investment Bank)

Hiring Organisation
Radley James
Location
City of London, London, United Kingdom
solve low-level technical bottlenecks Maintain high standards in testing, documentation, and code quality Tech Stack & Skills: Strong proficiency in core Java Exposure to JavaScript/TypeScript & HTML5 is a plus Deep understanding of data structures, algorithms, and performance optimization Familiar with modern SDLC tools and CI/CD workflows ...

ServiceNow Technical Architect

Hiring Organisation
Avensys Consulting UK
Location
City of London, London, United Kingdom
Qualifications Technical Expertise Extensive hands-on experience with ServiceNow platform architecture and modules (ITSM, ITOM, ITBM, HRSD, CSM). Strong knowledge of ServiceNow scripting (JavaScript, Glide API), Flow Designer, and IntegrationHub. Experience with cloud platforms (AWS, Azure, GCP) and enterprise integrations. Proficiency in automation tools and CI/CD practices. ...

Lead Software Engineer, React Native

Hiring Organisation
Travelex
Location
City of London, London, United Kingdom
valued member of our engineering team, you will contribute to the development of our innovative application using React Native. Working with a modern JavaScript stack, your primary focus will be on coding, testing, and enhancing the functionality of Travelex's and partner mobile applications. In this role, you will collaborate ...

ServiceNow Developer

Hiring Organisation
NTT DATA Business Solutions
Location
City of London, London, United Kingdom
ServiceNow platform. Design, develop, and implement ServiceNow applications, modules, and integrations based on business needs. Customize ServiceNow workflows, forms, UI pages, and scripts using JavaScript, HTML, CSS, and Jelly. Configure and maintain ServiceNow CMDB, including discovery and integration with third-party data sources. Develop and maintain ServiceNow reports, dashboards ...

ServiceNow Developer

Hiring Organisation
Computappoint
Location
City of London, London, United Kingdom
Administrator (CSA) with 3+ years of hands-on development experience Strong expertise in Domain Separated ITSM environments and managing complex integrations Strong development in JavaScript, Glide API, Script Includes, REST/SOAP APIs, and ServiceNow scripting Experience with CMDB, Asset Management, Service Portal development (HTML/CSS/AngularJS ...

Senior React Native Engineer - London Hybrid : £100-120k+

Hiring Organisation
Hunter Bond
Location
City of London, London, United Kingdom
with a truly collaborative attitude. A hands-on, problem-solving approach paired with genuine accountability. Tech Stack You'll Work With Required: React Native, JavaScript, JS frameworks, Redux, GraphQL, AEM, Storybook, Chromatic, TypeScript, UI frameworks Nice to Have: Next.js, Angular, caching technologies, Adobe Experience Manager Why This Role? This ...

Full Stack Engineer

Hiring Organisation
83zero
Location
City of London, London, United Kingdom
Hybrid working - operate out of any base!) Organisation : Global IT Consultancy Are you a Full Stack Engineer with deep expertise in Typescript and modern JavaScript frameworks? Join a fast-paced digital engineering community delivering innovative solutions across a wide range of transformation programmes. You’ll work with the latest technologies … products used across the UK What You’ll Do Build high-quality microservices using NodeJS Develop responsive, modern front-end applications using React , Typescript , JavaScript Work with NextJS and Vite to build fast, scalable front-end solutions Deliver cloud-native applications using AWS or Azure Contribute to robust CI/ ...

Lead Quality Assurance Engineer

Hiring Organisation
Eolas Medical
Location
City of London, London, United Kingdom
mindset of continuous improvement and ownership over product quality. Bonus Skills Background in a clinical environment would be amazing! Experience with TypeScript or JavaScript-based automation frameworks. Background in health tech or other regulated industries. What We Offer Competitive salary (£50,000 – £80,000, depending on experience). Flexible, remote ...

Backend Engineer, Contract | Python (Django), Java and Rust | Fully Remote / EU-Based | Rate £550-650pd, Outside IR35 | 12-months Contract Length

Hiring Organisation
Owen Thomas | Pending B Corp™
Location
City of London, Greater London, UK
Rate £550-650pd, Outside IR35 | 12-months Contract Length Senior-level backend experience with Python and Django in production systems Proven work with JavaScript and React (production experience strongly preferred) Familiarity with MySQL Databases and scale Strong grasp of APIs, cloud-native systems, and scalable architecture Freelance mindset: able ...

ServiceNow CMDB Administrator

Hiring Organisation
Xoriant
Location
City of London, London, United Kingdom
principles and implementation best practices. Proficiency in troubleshooting discovery patterns, probes, and sensors. Familiarity with ITIL processes and configuration management principles. Experience in scripting (JavaScript, Glide API) within ServiceNow is a plus. Certifications (Mandatory) ServiceNow Certified System Administrator (CSA) ServiceNow Discovery Fundamentals or Service Mapping Fundamentals ServiceNow Certified Implementation Specialist ...

Staff Frontend Engineer (AI Lab | £170,000)

Hiring Organisation
Paradigm Talent
Location
City of London, London, United Kingdom
interactivity. Write and maintain comprehensive unit and end-to-end tests to ensure reliability at scale. You should have Strong experience with TypeScript/JavaScript and modern frameworks (React or similar). A proven track record of delivering polished, performant, and elegant user interfaces. Deep appreciation for UI/ ...