176 to 200 of 284 JavaScript Jobs in London

familiar with Scala yet, but you should have a solid back-end knowledge in an equivalent programming language. If you have a Javascript background but don't have familiarity with Typescript, you should be happy to learn Typescript on the job. You are excited by the opportunity to shape ...

software, or customer experience platforms.* 3+ years leading large, strategic, and complex enterprise deals.* Deep technical fluency with web/scripting technologies (HTML, CSS, JavaScript, JSON, LLMs, MCP) and SaaS architectures.* Proven success in positioning the business value of technical solutions and the strategic role of Professional Services and Partners. ...

from SharePoint 2016 to SE/Online, including rewriting legacy web parts using SPFx. Build custom SPFx web parts, extensions and integrations using TypeScript, JavaScript, React, HTML/CSS, and REST APIs. Develop and maintain SharePoint Online intranet structures including architecture, navigation, branding, and content design. Integrate SharePoint with internal … Types (ECTs). Connect SharePoint to external SQL Server data and web services. Build scripts and front-end components interacting with BCS data using JavaScript/REST. Ensure secure, reliable and well-governed data integrations. Collaboration, Leadership & Documentation Provide guidance and mentorship to junior developers and administrators. Collaborate with project ...

Developer Role: Senior Web Application Developer (Full-Stack) Specialism(s): eCommerce, ASP.NET MVC 5, C#, React, Migrations, Microsites, Cloud-Native, HTML5/CSS3/JavaScript, API, CI/CD, IoC Containers, Agile Type: Contract, Daily Rate Duration: 3+ Months Location: London Pay Rate: £450 - £525 per day (Inside IR35 … implementation * Produce secure, maintainable, scalable, and fault-tolerant code following SOLID principles and OO design patterns * Contribute to front-end development using HTML5, CSS3, JavaScript, and modern React components * Participate in architectural discussions and propose improvements * Participate in code reviews, mentoring team members and ensuring consistency and maintainability * Manage source ...

robust, scalable services and platforms that enable secure operations across an organization. Proven experience in programming and scripting languages (e.g., Go, Python, Bash, Java, JavaScript ). Minimum Qualifications Bachelor's degree in computer science (or similar) with 5+ years of relevant industry experience Significant experience with Golang and Git/… quality, performance , etc. Experience leveraging ORMs to interact with databases efficiently Familiarity with Python, Java, Swift, C, C++ and/or Objective-C ; and JavaScript and/or Typescript/React is a plus ...

using Python and SQL, with integration into Azure-based infrastructure and Snowflake data platforms. Building intuitive, performant front-end interfaces using React and modern JavaScript/TypeScript frameworks. Contributing to architecture decisions across multiple products, ensuring consistency, scalability, and long-term maintainability. Designing and developing APIs for internal and external … modern data platforms such as Snowflake (or similar analytical warehouses). Experience with .NET is desirable. Strong frontend development experience using React and modern JavaScript/TypeScript. Experience designing and building APIs and distributed systems. Solid understanding of data engineering concepts, including data modelling, ETL/ELT pipelines, and performance ...

using Python and SQL, with integration into Azure-based infrastructure and Snowflake data platforms. Building intuitive, performant front-end interfaces using React and modern JavaScript/TypeScript frameworks. Contributing to architecture decisions across multiple products, ensuring consistency, scalability, and long-term maintainability. Designing and developing APIs for internal and external … modern data platforms such as Snowflake (or similar analytical warehouses). Experience with .NET is desirable. Strong frontend development experience using React and modern JavaScript/TypeScript. Experience designing and building APIs and distributed systems. Solid understanding of data engineering concepts, including data modelling, ETL/ELT pipelines, and performance ...

functional teams, mentor engineers, and influence key product decisions. The ideal candidate has at least 3 years of software engineering experience, strong knowledge in Javascript frameworks and Python, and is excited about team leadership. This role offers a competitive salary, numerous benefits, and a chance to impact the insurance industry ...

implementing AI and machine learning models Serve as a point of contact, providing consultative guidance and support Requirements: Proven programming skills in Python and JavaScript Familiarity with Palantir is a plus Excellent communication and consultative abilities Must hold SC or DV Clearance Please apply if this is of interest. ...

Dynamics is rolled out within the organisation. Experience/responsibility Design and build bespoke customisation's within Dynamics 365 Solid experience with C#, Javascript, Power Automate, PowerBI and Power Apps Develop custom entities, forms, plugins, and workflows Build integration's between CRM and other enterprise systems Work closely with ...

blockers impacting delivery and reliability Mentor engineers and uplift hybrid engineering capability What You Bring Strong production experience with React Native at scale Excellent JavaScript/TypeScript and modern React knowledge Working knowledge of Swift and Kotlin Experience integrating React Native into native mobile apps Strong understanding of mobile performance ...

based platforms Solid API and end-to-end testing experience Hands-on experience with Playwright and Selenium Experience with Cucumber, Gherkin, and BDD methodology JavaScript for automation Comfortable balancing manual and automated testing Strong communication skills and confidence working with senior stakeholders Nice to Have Experience building QA processes from ...

Dynamics is rolled out within the organisation. Experience/responsibility Design and build bespoke customisation's within Dynamics 365 Solid experience with C#, Javascript, Power Automate, PowerBI and Power Apps Develop custom entities, forms, plugins, and workflows Build integration's between CRM and other enterprise systems Work closely with ...

Claude, Gemini, Llama etc) Familiarity with generative image APIs (Midjourney, Stable Diffusion, DALL-E etc) Fluency in creative coding and prototyping tools (e.g., Python, JavaScript, p5.js, Unity, TouchDesigner, etc.). A portfolio of projects that showcase how you’ve used AI creatively. ...

archive environments Building and delivering cutting-edge, highly automated recovery solutions in a small expert team Required skills: VMware Aria Automation (formerly vRealize automation) JavaScript Preferred skills: Terraform Ansible What we're looking for: An experienced, versatile engineer and genuine self-starter. You'll be comfortable operating with autonomy, thrive ...

environments with both encode and decoder capability, these include: Android (Android X/ExoPlayer for playback) iOS (AVPlayer and VTDS/VTCS frameworks), FFmpeg, JavaScript based web decoders, native Chromium browser and WebRTC, ALVR (Air Light VR). Working with the decoder and encoder teams to support maintenance and improvements ...

operate large-scale scraping systems handling 10+ million requests per day, primarily targeting Google and Google-like platforms Build robust scrapers for dynamic, JavaScript-heavy environments using browser automation and hybrid approaches Continuously adapt to changes in markup, request flows, ranking logic, and anti-automation mechanisms Engineer extraction pipelines with ...

Design and build high-performance software used by thousands of users daily Develop clean, efficient, and scalable code in Python, C++ or JavaScript Collaborate with engineers, data scientists, and product teams on exciting new features Contribute to technical discussions and see your ideas implemented fast Get exposure to cloud computing … from one of the top-ranked universities in the UK or equivalent Strong coding ability in at least one of: Python, C++, Java, or JavaScript Curiosity and problem-solving mindset — you love figuring things out Comfortable learning new technologies quickly Bonus: experience with Git, SQL, or personal projects ...

.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 ...

technology organisation are looking for Senior Java Software Engineers with 7+ years’ experience, who have some experience in React or similar, plus modern JavaScript/TypeScript, who like to innovate and be part of a team creating next-generation investment finance technology. Based in London, you will … code generation and testing. Strong proficiency in Java and related frameworks (e.g. Spring Boot, Hibernate). Some experience in React or similar and modern JavaScript/TypeScript. Solid experience with object oriented design and applying standard design patterns Experience designing, building, and deploying scalable microservices using API first principles with ...

guidance and translating requirements into effective solutions. Continuous Improvement: You will stay up to date with modern front-end technologies, particularly HTML, CSS, and JavaScript, and proactively suggest improvements to user experience and development practices. You will contribute to the evolution of AI-assisted development within the team, helping … strong English communication skills, alongside 3–5 years of commercial front-end development experience. You’ll bring strong technical capability across HTML, CSS3, and JavaScript, with experience working with relational databases such as MySQL or PostgreSQL, and confidence using Git for version control. Experience with Bootstrap, Ajax, and jQuery ...

guidance and translating requirements into effective solutions. Continuous Improvement: You will stay up to date with modern front-end technologies, particularly HTML, CSS, and JavaScript, and proactively suggest improvements to user experience and development practices. You will contribute to the evolution of AI-assisted development within the team, helping … strong English communication skills, alongside 3 5 years of commercial front-end development experience. You ll bring strong technical capability across HTML, CSS3, and JavaScript, with experience working with relational databases such as MySQL or PostgreSQL, and confidence using Git for version control. Experience with Bootstrap, Ajax, and jQuery ...

guidance and translating requirements into effective solutions. Continuous Improvement: You will stay up to date with modern front-end technologies, particularly HTML, CSS, and JavaScript, and proactively suggest improvements to user experience and development practices. You will contribute to the evolution of AI-assisted development within the team, helping … strong English communication skills, alongside 3–5 years of commercial front-end development experience. You’ll bring strong technical capability across HTML, CSS3, and JavaScript, with experience working with relational databases such as MySQL or PostgreSQL, and confidence using Git for version control. Experience with Bootstrap, Ajax, and jQuery ...

complete, you will be ready to move forward. Step 2 – Core Programming Skills Progress into essential developer tools and languages: Command Line Git & GitHub JavaScript Python JavaScript powers modern websites and applications. Python is one of the most versatile and in-demand programming languages worldwide. ...

complete, you will be ready to move forward. Step 2 – Core Programming Skills Progress into essential developer tools and languages: Command Line Git & GitHub JavaScript Python JavaScript powers modern websites and applications. Python is one of the most versatile and in-demand programming languages worldwide. ...