76 to 100 of 115 JavaScript Developer Jobs in London

Social network you want to login/join with: col-narrow-left Client: We Source Talent Location: South West London, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 2 Posted: 04.06.2025 Expiry Date More ❯

site, the main being: London, Edinburgh and Chester, Leeds. Job Description A leading global financial institution is looking for a skilled and motivated Software Developer to join a high-performing team supporting a dynamic FX Options trading desk . This is an exciting opportunity to work on a real More ❯

codebase changes Demonstratable experience of successfully contributing to the delivery of Digital products and projects in the Public Sector Proven experience as a Software Developer, preferably in web application development projects Strong proficiency in programming languages such as Python and Django Familiarity with relational and non-relational databases (e.g. More ❯

experience for our customers. They're looking for a strong communicator with commercial experience in eCommerce. The ideal candidate is a front-end focused developer who has worked on large-scale ES6 projects yet is also comfortable with taking on some back-end tasks when needed. Experience required More ❯

Responsibilities Architecting, developing and maintaining gaming applications Implementing and testing required features and software components within the framework Keeping implementation on target to meet tight schedules Providing innovation to current technology Building and updating framework samples and documentation Understanding the More ❯

Social network you want to login/join with: I am looking for fullstack developers to join a fast-growing ecommerce client with a core focus on sustainability. They are an artisan fragrance maker based in the UK, dedicated to More ❯

Social network you want to login/join with: col-narrow-left Client: Explore Group Location: South West London, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 2 Posted: 04.06.2025 Expiry Date: 19.07.2025 More ❯

We are looking for a FrontEnd Developer to join a team working for our UK-based client - the national mapping agency for Great Britain and a global leader in geospatial data and digital mapping solutions. You will be part of a project focused on building a comprehensive digital map … to the development of data pipelines, backend services, and a frontend application that support critical decision-making across government and industry. Tech stack: React, JavaScript/TypeScript, HTML5, CSS3 Requirements: 4+ years of development experience with Javascript and React Proven track record delivering complex, high-quality web applications More ❯

sense of autonomy and accountability. At Alphix, your contributions directly shape the future of B2B marketing. The Role We are seeking an experienced Senior JavaScript full stack developer who loves modern web design and backend development, has a great eye for detail and is excellent problem solver. Naturally More ❯

scalable software solutions to improve functionality and system longevity. Work with technical business analysts and solution architects to fine-tune requirements and ensure that developer tasks and Jira tickets are feasible to deliver. Translate designs and wireframes into high-quality code. Develop new user-facing features using frameworks such More ❯

We are working with a Global Investment Bank that is embarking on a groundbreaking project to re-platform an entire eTrading FX platform. Key Responsibilities: Develop and implement a low-latency eTrading system using React. Collaborate with cross-functional teams More ❯

MentorSol is a full services technology company with a presence in the USA, UK, and Lahore. Over the past 7 years, we have matured from a narrowly-focused five-person team to a well-established technology hub. We’re a More ❯

Hedge Fund Trading - Contract Python Developer - Futures, FX, Credit, PnL, Data eng, AWS, Javascript Job Description We are looking for a motivated Software Engineer to work directly in one of our Trading teams. This is an exciting opportunity to develop high-performance software in a dynamic trading environment … Pandas, Polars, NumPy, SciPy). - Web technologies (eg, Flask, FastAPI). - Data engineering experience. - Familiarity with cloud infrastructure (eg, AWS). Nice-to-Have - JavaScript UI frameworks (eg, React, Vue, Angular). - Docker and Kubernetes. - Previous experience in investment banking or hedge funds. - Understanding of basic financial mathematics (eg More ❯

Country: United Kingdom Location: London Sector: Software Developer Job Type: Permanent Full Stack Developer - PHP/Angular/Node JS/Javascript Posted Wednesday, 12 July 2017 We at Endeavour Recruitment are currently recruiting for an experienced Full Stack Developer to join a dynamic team in More ❯

We encourage you to apply if your qualifications and experience are a good fit for any of our openings. Your Role: The Intermediate React Developer is a member of a small, highly focused team responsible for building modern, sophisticated applications using leading-edge technologies. This is an opportunity to … ups into a functioning web application that is accessible and responsive with exceptional usability. Collaborate with testers in the development of test cases for JavaScript code. Collaborate with product owners on user story generation and refinement. Participate in knowledge-sharing activities with colleagues. About You: Minimum 3 years of … JavaScript development experience in an Agile environment, building web applications utilizing web service APIs. Strong knowledge of React.js, JavaScript, HTML 5, CSS 3, and related web technologies like Sass/Less, AJAX, and JSON. Experience writing functional tests using web testing frameworks. Experience with any of the following More ❯

Country: United Kingdom Location: London Sector: Software Developer Daily Rate: GBP £350 Per Day Negotiable Job Type: Contract Senior JavaScript/UI - AngularJS Contract Developer (Advertising/Media) Posted Monday, 28 September 2015 Key Responsibilities of the JS/UI Developer: Develop slick, modular, best-in … work within an exciting and innovative Advertising environment Chance to live and work in the heart of Central London If you are an experienced developer with a passion for technology looking for a new and exciting opportunity, then please do not hesitate to apply More ❯

Social network you want to login/join with: col-narrow-left Client: Location: south west london, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 2 Posted: 06.06.2025 Expiry Date: 21.07.2025 col-wide More ❯

Direct message the job poster from Oliver's Travels We are looking for a skilled and versatile full-stack developer to join our Technical Projects Team at Oliver’s Travels. This team focuses on building major new features and long-term development projects that enhance our platform and drive More ❯

Short description of the project task: Our client is in the field of telemarketing and customer service. Join the team taking an MVP platform to the next level. Work with integration of third-party services, architectural work, development of new More ❯

across the team Help more junior developers by providing code reviews and organising team training Required Skills: 5+ Years experience A strong knowledge of JavaScript frameworks and modern best practices Ideally you will have experience with VUE, other technologies considered such as React An understanding of version control, debugging More ❯

Opus Recruitment Solutions Job Description I have teamed up with a scale-up start-up in the Blockchain/Web3 space seeking a Blockchain Developer to join their engineering team. This is an excellent opportunity to join a fast-paced, ambitious tech company at the forefront of Web3/… Development Referrals can double your chances of interview success with Opus Recruitment Solutions. How to apply Sign in to set job alerts for “Blockchain Developer” roles. Location and recent postings London Area, United Kingdom — 49 minutes ago London, England — 3 weeks ago Related roles Blockchain Defi Developer - Quant … Trading Team Blockchain Core Developer - Golang, Ethereum Senior Python Developer with Blockchain Experience #J-18808-Ljbffr More ❯

Fullstack JavaScript Engineer - Sustainability - Hybrid - £90,000 I am looking for fullstack developers to join a fast growing ecommerce client wit a core focus on sustainability. They are a artisan fragrance maker based in the UK, dedicated to reviving traditional perfumery by crafting natural, organic, and vegan perfumes. After More ❯

Fullstack JavaScript Engineer - Sustainability - Hybrid - £90,000 I am looking for fullstack developers to join a fast growing ecommerce client wit a core focus on sustainability. They are a artisan fragrance maker based in the UK, dedicated to reviving traditional perfumery by crafting natural, organic, and vegan perfumes. After More ❯

Fullstack JavaScript Engineer - Sustainability - Hybrid - £90,000 I am looking for fullstack developers to join a fast growing ecommerce client wit a core focus on sustainability. They are a artisan fragrance maker based in the UK, dedicated to reviving traditional perfumery by crafting natural, organic, and vegan perfumes. After More ❯

Fullstack JavaScript Engineer - Sustainability - Hybrid - £90,000 I am looking for fullstack developers to join a fast growing ecommerce client wit a core focus on sustainability. They are a artisan fragrance maker based in the UK, dedicated to reviving traditional perfumery by crafting natural, organic, and vegan perfumes. After More ❯