51 to 75 of 172 Web Development Jobs in London

Backend developer

Location
Greater London, England, United Kingdom
implemented SQL and NoSQL database designs in a big data context and has previously worked with agile methodologies. Responsibilities: Bridge the gap between backend web development and data science teams Work on backend data pipeline development Integrate backend web services with databases/data warehouses Develop ...

Web Security Engineer JavaScript

Location
Greater London, England, United Kingdom
whose technology protects governments, critical infrastructure and some of the world's largest enterprises against identity fraud, deepfakes and sophisticated cyber threats. As a Web Security Engineer you'll collaborate closely with the web development team to ensure security is at the centre of all web … based applications. Joining a specialist security team, you'll focus on offensive web security, acting as the bridge between Security and Engineering. You'll perform penetration testing, reverse engineering and vulnerability assessments, identifying security risks and working closely with developers to build secure, resilient web applications from ...

Front End Developer

Location
Greater London, England, United Kingdom
accessible user interfaces, working closely with UX designers, backend developers and wider Agile delivery teams. Key Responsibilities Develop responsive, accessible and user-friendly web interfaces. Build and enhance front-end applications using React or Angular. Work with TypeScript/JavaScript (ES6+), HTML5 and CSS3. Integrate front-end applications with … interfaces. Develop reusable components using modern UI component libraries. Write and maintain unit tests using tools such as Jest or Jasmine. Work within Agile development teams and contribute to sprint planning, refinement and delivery. Ensure applications meet WCAG accessibility standards. Use Git for version control and collaborative development. Support ...

Account Executive, Majors

Location
Greater London, England, United Kingdom
agentic infrastructure company. We free people and agents to ship what’s next. For more than a decade, Vercel has shaped how the web is built. As the team behind Next.js, v0, and AI SDK, we create products that help builders move from idea to production with speed, security … measurable operational levers Own complex commercial negotiations and establish Vercel as a long-term strategic infrastructure partner embedded in your accounts' roadmaps for web and AI transformation About You: 5–10+ years in enterprise SaaS with a demonstrated track record of closing six and seven-figure deals in major ...

Senior Front-End Developer

Location
Greater London, England, United Kingdom
GitHub Actions, Jest/Vitest, Playwright/Cypress, NestJS/Express, REST/GraphQL (check details from Stack Share Profile ) Responsibilities: Develop scalable, maintainable web applications regardless of framework (React, Vue, Svelte, vanilla JS) Manage customer integrations, write integration documentation, and support setup phases Analyze and deliver customer revision … external developers/customers Ensure code quality through unit/integration testing, code reviews, and performance/security improvements Requirements Develop scalable, maintainable web applications regardless of framework (React, Vue, Svelte, vanilla JS) BSc or MSc degree in Computer Science, Computer Engineering, Software Engineering or related disciplines from reputable ...

Web Developer Trainee

Hiring Organisation
ITOL Recruit
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£30,000 - £45,000 per annum
different industries. Step 3 - Build a Portfolio Website Project Additional Courses AWS Certified Cloud Practitioner Microsoft Certified: Azure Administrator Associate Step 4 -Entry Level Development placement (£25K - £40k) We work with you to secure your first role in software development, website administration or programming, with a starting salary … between £25K - £40k. While working in your first role, we will release your second batch of training which is specifically designed to increase your development knowledge to help you develop your career further to become a software developer. We have been helping career changers and new career seekers gain ...

Lead Software Engineer - Frontend Engineering - React Native

Hiring Organisation
JP Morgan Chase
Location
London, UK
Employment Type
Full-time
best practices and code reviews. Stay updated with the latest industry trends and best practices in mobile development. Drive continuous improvement initiatives to enhance development processes and workflowsDrives team adoption of enterprise-authorized AI-assisted engineering practices within the work environment to improve code quality, delivery speed, and operational … validation standards (secure coding, peer review, automated testing) and promoting reuse of effective patterns across the team. Applies knowledge of tools within the Software Development Life Cycle toolchain, including enterprise-authorized AI-assisted development and automation capabilities, to improve the value realized by automation. Required qualifications, capabilities ...

Junior UX/UI Engineer

Hiring Organisation
Appcast
Location
London, UK
solid technical foundation in front-end development.In this role you will be working closely with the team to create intuitive experiences for our web-based trading and enterprise platforms. You’ll help bring complex, data rich interfaces to life in Figma and React. Your coding expertise will enable … collaborate seamlessly with engineers, design with technical constraints in mind, and contribute to front-end development when needed.This is a fantastic opportunity to develop into a well-rounded UX/UI Engineer - deepening your UX/UI design expertise while building on your technical engineering skills. You’ll gain ...

Software Engineer III- React

Hiring Organisation
Appcast
Location
London, UK
guidance on best practices and code reviews.Stay updated with the latest industry trends and best practices in mobile development.Drive continuous improvement initiatives to enhance development processes and workflowsLeverages enterprise-authorized AI coding assist tools within the work environment to improve code quality, delivery speed, and productivity across complex deliverables … peer review, automated testing, and secure coding standards; contributes learnings and reusable patterns to improve broader team effectiveness.Applies knowledge of tools within the Software Development Life Cycle toolchain, including enterprise-authorized AI-assisted development and automation capabilities, to improve the value realized by automation.Required qualifications, capabilities and skillsFormal ...

Senior Fullstack Java Developer

Hiring Organisation
Appcast
Location
London, UK
with at least 5 plus years expertise.The ideal candidate will have great problem solving and communication skills and be comfortable with fast paced design, development and deployment working in an agile environment.Worked extensively on iOS, Android & web apps and built complex, responsive and sophisticated apps.We are looking … practices approach to the continuous improvement of products, processes, and tools. Identify and correct bottlenecks and fix bugs for all production issuesLiaise with product development team to plan new features Research and suggest new mobile products, applications and protocolQualifications/Experience:Highly proficient in React, Swift or Objective ...

Frontend Developer

Location
Greater London, England, United Kingdom
help build seamless, user‐centred solutions that improve security, productivity, and overall value for our clients. What You’ll Be Doing Develop polished, responsive web pages and reusable components using React. Maintain and enhance website functionality, usability, and consistency with brand guidelines. Collaborate with Backend Engineers and product teams … implement effective solutions that increase engagement and satisfaction. Translate requirements into functional specifications, wireframes, mock‐ups, and interactive prototypes. Support Backend Engineers with development, debugging, and troubleshooting where required. Optimise applications for performance, scalability, and accessibility while following security and maintainability best practices. Keep up to date with emerging ...

Full Stack Software Engineer

Location
Greater London, England, United Kingdom
once per month for team collaboration and planning sessions. The Role As a Full Stack Software Engineer, you'll be involved throughout the software development lifecycle, working closely with Product, Design and Engineering teams to deliver high-quality solutions. You'll contribute to both backend and frontend development … architecture discussions Writing clean, maintainable and well-tested code Conducting code reviews and sharing knowledge across the team Contributing to continuous improvement of development processes and engineering standards Requirements Commercial experience developing applications with C# and .NET Experience building frontend applications with React Strong understanding of REST APIs ...

Lead Software Engineer - Frontend Engineering - React Native

Location
Greater London, England, United Kingdom
best practices and code reviews. Stay updated with the latest industry trends and best practices in mobile development. Drive continuous improvement initiatives to enhance development processes and workflows Drives team adoption of enterprise-authorized AI-assisted engineering practices within the work environment to improve code quality, delivery speed … validation standards (secure coding, peer review, automated testing) and promoting reuse of effective patterns across the team. Applies knowledge of tools within the Software Development Life Cycle toolchain, including enterprise-authorized AI-assisted development and automation capabilities, to improve the value realized by automation. Required qualifications, capabilities ...

Software Engineer III - React

Location
Greater London, England, United Kingdom
best practices and code reviews. Stay updated with the latest industry trends and best practices in mobile development. Drive continuous improvement initiatives to enhance development processes and workflows Leverages enterprise-authorized AI coding assist tools within the work environment to improve code quality, delivery speed, and productivity across complex … review, automated testing, and secure coding standards; contributes learnings and reusable patterns to improve broader team effectiveness. Applies knowledge of tools within the Software Development Life Cycle toolchain, including enterprise-authorized AI-assisted development and automation capabilities, to improve the value realized by automation. Required qualifications, capabilities ...

UX Visual Designer, Amazon Advertising - Brand Innovation Lab

Hiring Organisation
Appcast
Location
London, UK
about creating engaging, user-centered digital experiences for some of the world's most innovative brands.In this role, you will design and build interactive web experiences that support advertising campaigns and brand storytelling initiatives across Amazon-owned and operated surfaces. You will work closely with Creative Directors, Art Directors … Teams to transform concepts into compelling customer experiences.The ideal candidate combines strong UX fundamentals with hands-on experience using no-code/low-code web development tools such as Webflow, and possesses a foundational understanding of front-end technologies and basic web development.Key job responsibilitiesBuild and maintain ...

Solution Architect (Principal Consultant)

Location
City Of London, England, United Kingdom
contribution every member of the team makes to our diverse range of experience, skills and personalities is valued. We invest heavily in learning and development to enable our people to develop skills and gain experience which will enhance career prospects for life. Many who started their careers with … align solution design with business strategy and technical architecture. Further develop working practices and processes across the Digital business unit Collaborate with mobile and web development teams for seamless integration. Support business development initiatives, contributing to bids and proposals. Business Analysis experience and stakeholder engagement skills. Security ...

Trainee Software Developer

Hiring Organisation
ITOL Recruit
Location
London, United Kingdom
Employment Type
Full-Time
Salary
£29,000 - £35,000 per annum
looking to benefit from a new career in Software Development? Skills shortages in the IT sector is driving the need for qualified, entry-level career seekers and career changers. The best part is you will not need any previous experience as fully accredited training, which includes tutor support … Step 3 - Build a Portfolio Website Project (1 week) Additional Courses AWS Certified Cloud Practitioner Microsoft Certified: Azure Administrator Associate Step 4 -Entry Level Development placement (£25K - £40k) We work with you to secure your first role in software development, website administration or programming, with a starting salary ...

Trainee Software Developer

Hiring Organisation
ITOL Recruit
Location
London, United Kingdom
Employment Type
Full-Time
Salary
£30,000 - £45,000 per annum
Step 3 - Build a Portfolio Website Project (1 week) Additional Courses AWS Certified Cloud Practitioner Microsoft Certified: Azure Administrator Associate Step 4 -Entry Level Development placement (£25K - £40k) We work with you to secure your first role in software development, website administration or programming, with a starting salary … between £25K - £40k. While working in your first role, we will release your second batch of training which is specifically designed to increase your development knowledge to help you develop your career further to become a software developer. We have been helping career changers and new career seekers gain ...

Trainee Software Developer

Hiring Organisation
ITOL Recruit
Location
Croydon, Surrey, United Kingdom
Employment Type
Full-Time
Salary
£30,000 - £45,000 per annum
Step 3 - Build a Portfolio Website Project (1 week) Additional Courses AWS Certified Cloud Practitioner Microsoft Certified: Azure Administrator Associate Step 4 -Entry Level Development placement (£25K - £40k) We work with you to secure your first role in software development, website administration or programming, with a starting salary … between £25K - £40k. While working in your first role, we will release your second batch of training which is specifically designed to increase your development knowledge to help you develop your career further to become a software developer. We have been helping career changers and new career seekers gain ...

Senior Pipeline TD - Film 2D

Location
City Of London, England, United Kingdom
technical guidance, share best practices, and mentor junior team members across our global department. What we’re looking for Significant experience in VFX pipeline development with a solid understanding of 2D production workflows. Expert Python development skills, with a focus on modern design patterns, clean code, and standard … development. Containerisation experience (Docker or similar) for deploying scalable machine learning inference services. Experience with render farm queue managers such as Deadline or Tractor. Web development skills using FastAPI, React, or similar for building pipeline dashboards. Experience setting up CI/CD workflows in GitLab. Scripting experience with ...

Senior Solutions Architect - Growth Analytics

Location
Greater London, England, United Kingdom
deals, retain customers, and deliver better customerexperiences. As Senior Solutions Architect, you'll co-lead the technical architecture anddevelopment of our entire platform ecosystem: web portals, automated documentgeneration systems, and cloud applications that process billions of records. You'llcollaborate on end-to-end technical decisions, from selecting frameworks … servers toexpose internal data to AI agents, and prototyping agentic workflows that automaterepetitive commercial processes. You'll investigate and resolve production bugs,optimize web portal performance and rendering efficiency, debug Lambda functions,and refactor components to improve reliability and maintainability. You'll designefficient data movement patterns in the cloud ...

Senior Lead Software Engineer - React Native

Hiring Organisation
JP Morgan Chase
Location
London, UK
Employment Type
Full-time
best practices and code reviews. Stay updated with the latest industry trends and best practices in mobile development. Drive continuous improvement initiatives to enhance development processes and workflows. Required qualifications, capabilities and skillsProficiency in React frameworkBuilding applications using React Native/Expo in TypeScript or JavaScriptStrong knowledge of React … applicationsPreferred qualifications, capabilities and skillsFormal training or certification on JavaScript concepts and proficient advanced experienceStrong knowledge of JavaScript, TypeScript, and ES6+ syntaxExperience in modern web development, including responsive design and performance optimizationNative application development across Android/iOS in Kotlin/SwiftAbility to work in a dynamic ...

Application Security Engineer JavaScript

Hiring Organisation
Appcast
Location
London, UK
Application Security Engineer (JavaScript/TypeScript Web) London/Remote to 80kDo you have expertise with application security combined with strong JavaScript/TypeScript coding skills You could be progressing your career at a global leader in Computer Vision, AI and biometric identity, whose technology protects governments, critical infrastructure … world's largest enterprises against identity fraud, deepfakes and sophisticated cyber threats.As an Application Security Engineer you'll collaborate closely with the web development team to ensure security is at the centre of all web based applications. Joining a specialist security team, you'll focus on offensive ...

AdTech Integration Engineer (German-speaking)

Hiring Organisation
Sphere Digital Recruitment
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £80,000 per annum
continuing to invest in its European operations and is looking for a German-speaking technical integration specialist to support the onboarding and ongoing development of key customers. The role is London-based with 3-4 days per week in the office . The Job You will lead the technical … become a key technical contact for customers following launch, helping investigate integration issues and maintain strong platform performance. You will work extensively with APIs, web technologies and front-end implementations , helping clients connect their systems with the platform. You will troubleshoot technical issues across areas including API integrations, JavaScript ...

EdTech Software Engineer

Hiring Organisation
Appcast
Location
London, UK
colleagues on the use of educational technologies. You will collaborate with colleagues across the College and contribute to the wider digital education community.Alongside software development and teaching, you will have opportunities to explore and evaluate new technologies and approaches to educational technology, using evidence and research to inform improvements. … will contribute to the sharing of good practice and maintain your professional development, while supporting the team's continuous improvement and taking part in relevant departmental activities.What we are looking forWe are looking for an experienced software engineer with a degree or equivalent qualification in a Computing-related subject. ...