JavaScript Jobs in London

121 to 145 of 560 JavaScript Jobs in London

Information Systems Administrator - SharePoint and Moodle

City of London, London, United Kingdom
Hybrid / WFH Options
In Technology Group Limited
analysis, and preparing software requirement specifications. Web Development: Assisting in the development and maintenance of web applications using various technologies like C#, ASP.NET, SQL, JavaScript, HTML, and CSS. System Optimization: Troubleshooting issues, optimizing applications for scalability and reliability. Integrated Management System Management: Managing and auditing the Integrated Management System, including more »
Employment Type: Permanent, Work From Home
Salary: £70,000
Posted:

Full Stack Developer

London, United Kingdom
Clearwater People Solutions
Computer Science, Software Engineering, or a closely related field (or demonstrably equivalent experience). Thorough understanding of Object-Oriented Programming (OOP) principles. Proficiency in JavaScript (experience with ES6+ is preferred). Experience with front-end frameworks like React.js and back-end frameworks like Node.js. Experience with version control systems, such more »
Employment Type: Permanent
Salary: £70000 - £75000/annum Remote working
Posted:

Python Django Developer - Fintech

Greater London, England, United Kingdom
Runtime Group Ltd
control systems (e.g., Git) and collaborative development workflows. Prior experience in fintech or financial services industry is a plus. Experience with frontend technologies (e.g., JavaScript, React) is a bonus. Responsibilities: Design, develop, and maintain robust, scalable, and high-performance backend solutions using Python and Django framework. Collaborate with product managers more »
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Dotnet Developer

Greater London, England, United Kingdom
Hybrid / WFH Options
Opus Recruitment Solutions
years commercial development using C,#.NET Web API, MVC, Knowledge in SOAP and REST API Testing Tools Visual Studio using MVC Web Services, JavaScript, JQuery The ability to work within a structured team environment or on your own. All staff work closely with clients on a day-to-day basis more »
Posted:

Full Stack Technical Lead C# React

London
Hybrid / WFH Options
Client Server
technical skills across the full stack including C# for backend development and React for UI development (other technologies in the stack include TypeScript/JavaScript and AWS) You have strong technical and/or team leadership experience, you're able to organise and motivate the team, instil software engineering best more »
Employment Type: Permanent
Salary: £85,000 - £100,000
Posted:

Lead Software Engineer

London Area, United Kingdom
Anson McCade
or proposals, and presenting to clients. To thrive in this role, you'll need: Strong experience in web application development using React, Next.js, and JavaScript or TypeScript. Expertise in UI engineering, CSS, design systems, and accessibility compliance. Proficiency in backend development with Node.js, databases, and ORMs (e.g., Prisma). Experience more »
Posted:

Software Engineer Java API AWS

London
Hybrid / WFH Options
Client Server
building new features on the payment platform, gateway API and web portal. There's a modern tech stack encompassing Java, Kotlin, Python, PostgreSQL, AWS, JavaScript and React; you'll have a focus on backend development and will have the autonomy to choose the right tool for the job and introduce more »
Employment Type: Permanent
Salary: £75,000 - £90,000
Posted:

Technical Lead C# .Net Core Full Stack

London
Hybrid / WFH Options
Client Server
more often if desired). About you: You have a strong technical background with C#, .Net Core, microservices - ideally with full stack experience e.g. JavaScript/TypeScript, React, Angular You have strong software architecture and design skills You're collaborative, pragmatic and can lead, inspire and motivate others You have more »
Employment Type: Permanent
Salary: £90,000 - £100,000
Posted:

Technical Lead C# - FinTech

London
Hybrid / WFH Options
Client Server
more often if desired). About you: You have a strong technical background with C#, .Net Core, microservices - ideally with full stack experience e.g. JavaScript/TypeScript, React, Angular You have strong software architecture and design skills You're collaborative, pragmatic and can lead, inspire and motivate others You have more »
Employment Type: Permanent
Salary: £90,000 - £100,000
Posted:

Full Stack Developer F# C# .Net TypeScript

London
Hybrid / WFH Options
Client Server
advanced knowledge of C# .Net, ideally with F# experience and happy to use this going forward You also have front end development skills with JavaScript, TypeScript and React.js You have a thorough understanding of Computer Science fundamentals such as OOP, Data Structures, Design Patterns, Algorithms You're degree educated in more »
Employment Type: Permanent
Salary: £100,000 - £140,000
Posted:

Python Developer (Mid Level) £60-£70K plus benefits, Hedge Fund Industry, Hybrid (London)

Greater London, England, United Kingdom
Hybrid / WFH Options
E-SEARCH CONSULTING LTD
and growing up through the ranks internally ● Transitioning towards our new multi-tenant architectures & embedded platform security Tech you will be using;- ● Python ● Vue ● Javascript ● TDD/CDD/CI/CD ● Azure (currently moving to AWS/Serverless/Typescript/Nuxt/Event-Driven This company is one more »
Posted:

Senior DevOps Engineer

Greater London, England, United Kingdom
Hybrid / WFH Options
Zebra People
role will sit in the Platform team that consists of 3 with you being the sole DevOps Engineer and SME. Their stack is completely JavaScript, with Node and Express being used on the backend, and TypeScript, React, and React Native for the front and mobile. You’ll have lots of more »
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Senior Front End Developer

London, England, United Kingdom
Version 1
React Query Experienced with Jest for Unit Testing Should be able to demonstrate a strong core front-end skillset of HTML 5, CSS 3, JavaScript and TypeScript Experience working within the Financial industry Experience in Crypto Experience in AG Grid This is a hybrid role with 2 days per week more »
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Software Engineer (Full Stack)

London, England, United Kingdom
Be Amazed Media Ltd
a media company one day as this position holds massive future potential for growth. Your role will involve: Developing our web application written in Javascript and NextJS; Implementing backend machine learning and data services, and integrating them with our web application. Suggesting and leading internal tools for our team to more »
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Senior Backend Engineer (Node/Postgres)

Greater London, England, United Kingdom
ThisThat
Industry Choice of SaaS or Technology” and “Best Influencer Marketing Technology” OUR TECH STACK: Our main technologies are: GitHub (with GitHub actions) TypeScript (Javascript) (backend & frontend) Node.js (backend) NestJS (backend) Angular (+ HTML, SCSS) (Material UI in SaaS platform) React (with Next.JS framework, custom MUI components) TypeORM (backend) PostgreSQL (backend more »
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Platform Engineer - Azure

Greater London, England, United Kingdom
Hybrid / WFH Options
BJSS
CosmosDB, MongoDB, PostgreSQL, MySQL/MariaDB, Memcache, or Redis. Some knowledge of common programming languages used in modern web application development, such as C#, JavaScript, TypeScript, Java, Go, or PHP. Exposure to iterative/agile development methodologies and experience of enabling team delivery through technology. As a bonus, experience of more »
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Technical Architect

London Area, United Kingdom
Hybrid / WFH Options
Janus Henderson Investors
data languages or toolsets: AutoSys, Azure Function App, Azure GIT, Azure Portal, C#, Databricks, GraphQL/Graph API, Informatica CDI, Informatica Power Center, Java, Javascript, Snowflake, PowerBI, PyRecs, Python, Selenium, Spark, and SQL Nice to have skills Ability to propose and estimate the financial impact of architectural alternatives Existing knowledge more »
Posted:

Senior Web Developer (Full- Stack)

London, England, United Kingdom
Brandpie
developing visually engaging and experience focused modern, responsive web solutions Be highly capable in full-stack web development. With expert-level knowledge of HTML, JavaScript and (S)CSS. You'll also need experience in developing WordPress solutions, alongside an understanding (and ideally experience) in Tailwind Excellent understanding of creating interactive more »
Posted:

Senior Dotnet Developer

London Area, United Kingdom
Hybrid / WFH Options
Revolution Technology
work in the payments team on both in-house and 3rd party technologies. Tech: • C# • Web API • .NET Core • SSIS/SSRS • Entity Framework • JavaScript/jQuery/JSON • Angular/AngularJS • SQL Server/Stored Procedures • Unit Testing (NUnit) Benefits: • Life Assurance • Income protection • Private healthcare • Wellbeing allowance more »
Posted:

Senior Full Stack Developer - Fintech

City Of London, England, United Kingdom
iO Associates - UK/EU
it is important to be strong across the stack. The key technologies you will be working with include: C# .NET T-SQL Angular 12+ JavaScript Azure Apart from a generous base salary, this role will offer 25 days holiday, a great pension scheme and the opportunity to work for one more »
Posted:

Back End Developer

London Area, United Kingdom
Anson McCade
Job Requirements Experience in software development and an evident passion for writing code An understanding of the fundamentals of software development in Java, TypeScript, JavaScript and/or Python, along with good overall engineering patterns and practices and be able to explain these clearly Demonstrable experience and understanding of working more »
Posted:

Full Stack Engineer

London Area, United Kingdom
Hybrid / WFH Options
OpenSourced - Search & Selection
of hands-on experience in full-stack development, with a strong focus on the Shopify platform. Proficiency in front-end technologies like HTML, CSS, JavaScript, and React. Solid expertise in back-end development, with proficiency in languages such as Node.js or Python. Proven experience with databases and version control systems. more »
Posted:

Senior Software Engineer

London Area, United Kingdom
Innova Recruitment
always be communicating with various stakeholders within the business. Looking for... · 5+ Years Experience as a Full Stack Software Engineer · Specialised in using Typescript, JavaScript, React, Node.js within AWS · Experience using Postgres, Metabase and Snowflake for data storage · You have a product mindset keeping the customer's experience at the more »
Posted:

Lead Full Stack Developer

London Area, United Kingdom
Nicoll Curtin
Managerial/Leadership qualities Designing and implementing microservice architecture Data Structures Algorithms Rest AP Spring Boot Databases ION trading platform HTML/CSS/JavaScript/Angular/React This is a full-time position paying up to £150k plus a very attractive benefits and bonus package. You will be more »
Posted:

React Developer - Blockchain

London Area, United Kingdom
Vertus Partners
to continuously improve our trading platforms. Required Skills and Qualifications: Bachelor’s degree in Computer Science, Engineering, or a related field. Proficient understanding of JavaScript (ES6+), HTML5, CSS3, and responsive design. Experience with real-time data processing and web sockets. Understanding of cryptocurrency trading markets, order types, and financial instruments. more »
Posted:
JavaScript
London
10th Percentile
£47,500
25th Percentile
£60,125
Median
£82,500
75th Percentile
£112,500
90th Percentile
£143,250