Web engineer jobs in Barnsley - Page 3Create job alerts

WebSockets / real-time data — activity feeds, chat, and notifications are all WebSocket-driven; you need to handle streaming data on the frontend. Social layer — activity feeds, friend systems, real-time chat (WebSocket-driven). Deployment & CI/CD — you've shipped web apps end-to-end and under

This remote role focuses solely on backend tasks, requiring proficiency in TypeScript and a strong engineering background.

You'll work in an Agile environment, creating manual tests for web applications while also maintaining the automation framework. A global API management company is seeking a QA Engineer to enhance the software development process through manual testing and automation.

A global infrastructure consulting firm in the United Kingdom is seeking an AI Engineer to join its AI Engineering team. In this role, you will collaborate with AI/ML engineers to integrate advanced AI capabilities into user-facing products.

A leading beauty brand is seeking a QA Engineer to maintain and enhance the automation framework using tools like Cypress.

A leading digital creative agency in Greater London is seeking a skilled QA Engineer to ensure the quality of web experiences and products.

We are seeking an experienced Web3 Engineer with experience on EVM based smart contracts on Solidity, Web3 JS/TS libraries to perform contract interactions with frontend and backend systems as well as experience with creating and interacting with The Graph. Principal Web3 Product Engineer. Improbabl

A software development company in the UK is seeking a Senior Software Engineer to join its Product Engineering teams. If you're ready to tackle complex engineering challenges, this is the opportunity for you.

A rapidly growing tech company in Greater London is seeking an exceptional Design Engineer to create delightful web experiences.

As a hands‑on technical leader, you will set the engineering vision, drive technical excellence, and mentor teams to deliver exceptional web experiences that serve thousands of users. Expertise in quality engineering practices inclusive of unit, integration, functional, regression and performance

A pioneering technology company in London is seeking a Senior Web3 Product Engineer to design and implement blockchain protocol principles for the Somnia infrastructure.

A tech-focused company in Greater London is seeking a Full Stack Web Developer to manage development tasks in an Agile environment. You will oversee team management, design both client and server-side architectures, and develop high-quality web applications using Vue.

A leading fitness company is looking for a Senior Frontend Engineer to design and deliver high-quality web experiences.

As a Sr Web Engineer, you should have a comprehensive understanding of modern web development, with an emphasis on PHP and JavaScript in a WordPress context. Senior Web Engineer Responsibilities. Over the past 10+ years, we’ve helped brands such as TechCrunch, CapGemini and USA Today build and del

The role involves designing, developing, and maintaining scalable web applications.

A progressive tech company in London is seeking a Staff Backend Engineer to develop and maintain backend systems that connect users to a decentralized exchange. Ideal candidates will have over 5 years of experience in backend engineering, particularly with production-grade code and cloud infrastruct

Job Title: Lead Software Engineer - Web Development. We are seeking a highly skilled and experienced Lead Software Engineer in Web Development to join our dynamic team at Royal London. As a Lead Software Engineer, you will play a crucial role in providing technical expertise to help our teams design

A leading restaurant chain in the UK seeks a Full Stack Software Engineer to enhance their digital platform. This role represents a significant opportunity to impact user experience across mobile and web applications.

A leading media company is seeking a Full Stack Engineer to join its team in Essex.

We are seeking a highly skilled and experienced Senior Web Frontend Engineer, specializing in frontend architecture, to join our team. You have proven experience in architecting and developing large-scale web applications, like SaaS platforms that have scaled to millions of users and/or 10s of devel

React Native Developers to enhance their web and mobile SDKs and Twitch Extension.

A leading clinical research organization in Greater London is seeking a Full stack engineer to take ownership of web application components.

The role involves enhancing security controls within SSE platforms, developing Web DLP policies, and strengthening CASB configurations to protect sensitive data. This position offers a chance to work in an impactful security engineering environment.

A global financial services leader in the UK is looking for a Web Engineer to join their team. The ideal candidate should have strong proficiency in React, as well as experience with modern web technologies such as Docker and version control systems. This role involves building and maintaining custo

A global entertainment firm is seeking a Senior Web Application Developer based in Hammersmith, London, to enhance its web platforms. This role emphasizes a strong background in web technologies and problem-solving skills, offering a permanent position with significant opportunities for growth and c

A leading technology firm in Greater London seeks a Senior Front-End Engineer specializing in Crypto/Web3. You will join the Web Front-End team to develop innovative applications for Wallet, DEX, and other solutions. The ideal candidate has over 5 years of experience in Front-End technologies, predo

A leading crypto company is seeking a Staff Frontend Engineer to shape the frontend architecture of its Earn product across platforms. The role involves leading technical direction, mentoring engineers, and collaborating with cross-functional teams to deliver high-quality user experiences.

A leading fintech company in London is seeking a Senior React Engineer to join their SuperApp engineering group. The role involves delivering significant features on the Zable website and collaborating closely with product and design teams.

Web Application Diagnostics Engineer - Secure Browser Solutions (Endpoint Security). Web Application Diagnostics Engineer. You will play a key role in diagnosing web application breakage, analysing network traffic flows, and working cross-functionally with network and security teams to resolve compa

Ideally you push the boundaries of the web with technologies like WebGL. You’ll work closely with design and marketing to build world‑class web content helping empower the next generation of creators and builders. Portfolio demonstrating landing pages and advanced web interactions (if you don’

A global cryptocurrency company in Greater London seeks a highly motivated Junior Web3 Engineer for a 6-month program. This role offers hands-on experience in a fast-paced fintech environment and aims to develop skills in AI and Web3 projects.

A leading healthcare technology company is seeking a Senior Software Engineer to develop and maintain scalable web applications used by dental professionals.

Moonsong Labs is a growing Web3 protocol and AI engineering services and venture studio business. The Principal Engineer is responsible for scoping, designing, and implementing web3 and blockchain solutions across a variety of technology stacks. Experience leading web3 infrastructure protocol teams

A leading global infrastructure consulting firm in the UK is looking for a talented developer to join their AI Engineering team. You should have strong expertise in TypeScript and Python, along with experience in system design and web development.

A leading web development platform is seeking a Technical Support Engineer in Greater London.

A global technology company is seeking a highly skilled Azure Web Application Developer to design, develop, and deploy cloud-native applications on Microsoft Azure.

A financial technology company in Greater London is seeking an experienced software engineer to architect and build a client-side SDK. Ideal candidates will have over 5 years of software engineering experience and deep knowledge of browser security.

Security Engineer at Amazon Web Services (AWS). Join to apply for the Security Engineer role at Amazon Web Services (AWS). Amazon Web Services (AWS) is the world’s most comprehensive and broadly adopted cloud platform.

We are seeking a Full Stack Web Engineer with a strong sense of UI/UX design and a proven track record in the financial services industry. Senior Full Stack Web Engineer – Crypto. Senior Full Stack Web Engineer – Crypto.

A leading education technology company is seeking a QA Automation Engineer to ensure the quality of large-scale web platforms and subscription-based data products.

Guide and mentor engineers, helping them manage technical debt, plan refactors, and improve engineering practices. Minimum 4 years of professional experience in software engineering, with significant exposure to both backend and frontend development. A degree in Engineering, Computer Science, Mathem

A leading audio streaming service in London is seeking a Senior Software Engineer to enhance media SDK performance for a seamless playback experience.

A technology company based in Greater London is seeking software developers to join their teams for positions focused on embedded systems, desktop and embedded development, and full stack web development.

An innovative e-commerce company in Greater London is seeking a web-focused engineer to join their Travel Network team.

A leading technology firm is seeking engineers for a hands-on role in London, focusing on developing secure, modern web applications. Candidates should have a solid understanding of web standards, experience with bundlers like Webpack, and familiarity with testing frameworks.

You will collaborate with cross-functional teams, mentor junior engineers, and ensure timely project deliveries. A leading communication technology firm is seeking a Senior Software Engineer based in London. The ideal candidate will have over 8 years of experience in software engineering and a knack

A global consumer-facing technology organization is seeking a Senior Frontend Engineer for a full remote role on a 12-month contract. You will ensure the maintenance and evolution of large-scale web platforms, collaborating with Marketing and external partners to deliver high-quality digital experie

A leading software company in the United Kingdom is seeking a Senior Software Engineer. The successful candidate will design and develop scalable, secure cloud-based applications utilizing modern web technologies such as TypeScript and cloud services like AWS or Azure.