51 to 75 of 332 JavaScript Jobs in London

Web Developer Trainee

Hiring Organisation
ITOL Recruit
Location
North West London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£25,000 - £35,000 per annum
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. ...

Software Engineer - DV Cleared

Hiring Organisation
CBSbutler Holdings Limited trading as CBSbutler
Location
London, Clerkenwell, United Kingdom
Employment Type
Permanent
Salary
£40000 - £85000/annum Excellent Benefits
following tech stack and be proactive in learning new technologies. You will have a learning and development budget to support this. Python, Java, TypeScript, JavaScript React, Angular, React Kubernetes (k8s) Docker AWS, Azure Elasticsearch, MERN, Neo4J Benefits Excellent company benefits including significant pension contributions, BUPA, equity and training allowance. Application ...

Java Developer

Hiring Organisation
Data Careers
Location
South East London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£75,000
Technical Skills Java 8 Spring Framework Maven Git JUnit Web APIs (REST/JSON and XML/SOAP) Active SC Clearance Desirable Skills JSPs, JavaScript, jQuery, HTML, CSS Mockito/JMock MS SQL Server, MyBatis Azure and Azure DevOps Pipelines Docker, Ansible, Linux Java 11, Spring Boot ...

Technical Lead

Hiring Organisation
Anson Mccade
Location
South West London, London, United Kingdom
Employment Type
Permanent
Salary
£90,000
Technical Lead or Senior engineer Strong software engineering and system design background Experience delivering enterprise applications on AWS, Azure or GCP Proficiency in JavaScript, Java or .NET Agile delivery experience (Scrum/Kanban) Knowledge of DevOps, CI/CD, infrastructure-as-code and modern testing practices Strong communication and stakeholder ...

Software Engineering Manager

Hiring Organisation
La Fosse
Location
City of London, London, United Kingdom
Dynatrace Data persistence and storage using a mix of relational and NoSQL technologies, including SQL Server and MongoDB Frontend applications built with contemporary JavaScript frameworks and languages such as React , Next.js , Angular , and TypeScript In-memory data grids and caching solutions leveraging technologies like Redis and Ignite If of interest ...

Frontend Engineer

Hiring Organisation
algo1
Location
City of London, London, United Kingdom
functional frontend code Contribute to API and broader system design & documentation Essential Qualifications: Strong understanding of UX principles and web design fundamentals Expert in Javascript, Typescript, HTML, and CSS Extensive experience with modern web frameworks and patterns (eg. React, Next.js, Tailwind) Experience with real-time and bi-directional communication protocols ...

Software Engineer

Hiring Organisation
algo1
Location
London Area, United Kingdom
Docker) Built and deployed services on any major cloud providers' services (Azure, GCP, AWS) Nice to Have: Experience in web or Android development (e.g. Javascript, Typescript, React.js, Kotlin) Worked with real-time data collection and/or processing Worked in an IoT or Edge-oriented architectures Experience or knowledge ...

Senior Software Engineer - .NET Core, Blazor, SQL Server

Hiring Organisation
Applause IT Recruitment Ltd
Location
London, United Kingdom
Employment Type
Permanent
Salary
£50000 - £60000/annum Benefits
5+ years of experience with .NET Core, C#, SQL Server Proficiency with Blazor, Razor Pages, and EF Core Strong front-end skills: HTML, CSS, JavaScript/jQuery, responsive design Solid understanding of web security, application architecture, and database design Experience with version control (Git) and modern deployment workflows Comfortable managing ...

Senior Power Application Developer (DV)

Hiring Organisation
Sanderson Recruitment Plc
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP Daily
solving skills are key. Preferred background includes PL-400 or PL-600 certification, familiarity with CI/CD for Power Platform, and knowledge of JavaScript, HTML or CSS, as well as broader Power Platform governance and security considerations. Reasonable Adjustments: Respect and equality are core values to us. ...

Senior Power Application Developer (DV)

Hiring Organisation
Sanderson Recruitment
Location
South West London, London, United Kingdom
Employment Type
Permanent
Salary
Up to £650 per day + Inside IR-35
solving skills are key. Preferred background includes PL-400 or PL-600 certification, familiarity with CI/CD for Power Platform, and knowledge of JavaScript, HTML or CSS, as well as broader Power Platform governance and security considerations. Reasonable Adjustments: Respect and equality are core values to us. ...

Office.js Developer (Outlook)

Hiring Organisation
Oscar Associates Ltd
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 500 - 550 Daily
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 ...

Office.js Developer (Outlook)

Hiring Organisation
Oscar Associates (UK) Limited
Location
London, United Kingdom
Employment Type
Permanent
Salary
£500 - £550 per day
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 ...

Full-Stack Developer – Python

Hiring Organisation
Clear IT Recruitment Limited
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£50,000 - £60,000 per annum
Expertise • Minimum 3 years’ professional experience as a full-stack developer delivering robust, production-ready solutions. • Proficiency in: o Backend: Python, Django o Frontend: JavaScript, React, Next.js o Version control: Git • Experience building data-intensive applications and managing complex backend logic, including integrations with external APIs. • Strong ability to create ...

Software Developer C# .Net AWS - Sports Betting

Hiring Organisation
Client Server
Location
North West London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£80,000
have a good knowledge of AWS and Kubernetes You have a good understanding of CQRS and Event Driven systems The tech stack also includes JavaScript/TypeScript and React for client side applications; experience with any of these would be beneficial but you can pick them ...

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 ...

Software Engineer (Backend, AI Systems)

Hiring Organisation
Locai Labs
Location
City of London, London, United Kingdom
Required Experience 2–5 years of professional software engineering experience, ideally working on backend systems, APIs, or AI-related products Proficiency in Python and JavaScript/TypeScript (Node.js) Strong understanding of backend architectures, REST/GraphQL APIs, and data modelling Experience with containerisation (Docker) and cloud platforms ...

UI Developer - 13042

Hiring Organisation
Pontoon
Location
Bromley, London, United Kingdom
Employment Type
Contract
across various browsers and devices. What You Bring: Required Skills & Experience: Experience developing modern web applications with React and TypeScript . Expert knowledge in JavaScript/TypeScript Strong understanding of component-based architecture and state management. Hands-on experience in Python service-side development and APIs (e.g., FastAPI ). Familiarity ...

Salesforce Developer

Hiring Organisation
Triad
Location
London, United Kingdom
Employment Type
Permanent
Salary
£55000 - £65000/annum
skills, with the ability to work effectively in collaborative teams. Exposure to agile delivery methods. Experience with other development languages or frameworks such as JavaScript, Java, Python, or .NET - or a strong willingness to learn and adapt to new technologies as required. Qualifications & Certifications: Salesforce Platform Developer I - Required Salesforce ...

Test Engineer

Hiring Organisation
Experis
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£400 - £435/day
skills : Write test scripts Proven experience as a Test Engineer, QA Engineer, or similar role Strong scripting or programming skills (e.g. Java, Python, JavaScript, C#, or similar) Hands-on experience with test automation tools/frameworks (e.g. Selenium, Cypress, Playwright, REST Assured, pytest, etc.) Experience testing APIs and services Familiarity ...

Senior Developer (Node/React)

Hiring Organisation
ARC IT Recruitment Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent
Salary
£80,000
endsolutions,collaboratingcloselywithbothtechnicalandbusinessteamstodelivernewfeaturesthatdrivegrowthandenhancethecustomerexperience. WhatYou'llDo Buildandmaintainrobust,scalableapplicationsacrossthefullstack(Node/React/TypeScript) Collaborateinanagileteamenvironmenttodeliverclean,maintainable,andtestablecode Influencearchitecturaldecisionsandtechnologychoices OptimiseFrontEndandBackEndperformancetoensurefast,seamlessuserexperiences Contributetocontinuousimprovementefforts,introducingnewideasandtechnologies WhatYou'llBring ProvenexperienceasaFullStackEngineerorsimilarrole ExpertiseinReact,JavaScript/TypeScript,HTML,CSS,andresponsivedesignprinciples StrongunderstandingofBackEndtechnologiesandbestpractices Passionforwritingclean,well-testedcode Experiencewithcloudplatforms(AWS,Azure,orGCP) Excellentcommunicationskillsandtheabilitytoexplaintechnicalideasclearly Amindsetfocusedonscalability,maintainability,andcontinuouslearning MustbeproficientinNodeandReact NicetoHave DegreeinComputerScienceorarelatedfield ExperienceineCommercesectors FamiliaritywithCI/CDtoolssuchasJenkinsorGitHubActions WhyYou'llLoveItHere ...

Web Developer Trainee

Hiring Organisation
ITOL Recruit
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£27,000 - £35,000 per annum
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. ...

Technical Lead

Hiring Organisation
EVOLVE IN RECRUITMENT LTD
Location
South West London, London, United Kingdom
Employment Type
Permanent
digitalexperts,scientists,engineers,andtechnologists.Andhaveadeepexpertiseinanumberofareasnotlimitedtobutincludingconsumerandmanufacturing,defencefinancialservicesandtransport.WithteamsthatoperategloballyfromofficesacrosstheUK,Ireland,theUS,Nordics,andNetherlands. JobDescription WhyconsiderjoiningtheDigital&Datacommunity Growaflexibleanduniquecareerwithinatrust-basedenvironmentthatvaluesexcellence,innovation,andcuriosity.Youhavetheoptiontoprogresswithusonatechnicalcareertrack.NoneedtogoontothePartnercareertrackifthisdoesntalignwithwhatyouwanttodo. Workonabroadvarietyofprojectsandtechstacksforclientsacrosssevensectors-noprojectiseverthesame Techstackrequiredideally: Whileweadvocateforusingtherighttechfortherighttask,youcanexpecttoworkwiththefollowingtechnologiestoensurescalable,high-performanceapplications: ProgrammingLanguages:JavaScript/TypeScript,Java,C# Frameworks:Vue/Angular/React/Node/Next,Spring/SpringBoot,.NET/ASP.NET Cloudplatforms:AWS,GCP,Azure ...

UI Engineer

Hiring Organisation
mthree
Location
London Area, United Kingdom
designs. Contribute to code reviews, testing, and engineering best practices. Mentor junior engineers and help drive standards across the team. Skills & Experience: Strong React.js, JavaScript/TypeScript, HTML5, and CSS3/SASS skills. Experience building large-scale, enterprise-grade applications. Knowledge of state management frameworks (Redux, Context API, etc.). ...

Senior UI Developer

Hiring Organisation
Randstad Digital
Location
London, United Kingdom
Employment Type
Permanent
Salary
£65,000
technical rigor with an impeccable eye for design 'visual grammar.' The Essentials Experience: 8+ years of professional front-end development. Tech Stack: Expert-level JavaScript (OOJS), TypeScript, ReactJS, NextJS, HTML5, and CSS3. Integration: Proven experience integrating with RESTful Web Services . Precision: Ability to maintain technical standards while delivering polished ...

Senior D365 CE Developer

Hiring Organisation
Nigel Frank International
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£65,000 - £75,000 per annum
. Manage ALM processes including solution strategy, CI/CD pipelines, versioning, and environment governance in Azure DevOps. Implement client-side logic using JavaScript/TypeScript for validation, automation, and UI enhancements. Define and maintain robust data models including tables, relationships, keys, business rules, and data quality standards. Monitor, troubleshoot ...