23 of 23 JavaScript Engineer Jobs in the UK

Senior Software Engineer/Developer (Full Stack JavaScript) London to £100k Opportunity to progress your career in a senior, hands-on Software Engineer role at a scale-up tech company, that enables smart matching for commercial van drivers and consumers, via job bidding and route optimisation, streamlining processes and delivering CO2 carbon neutral targets, the company has … years, with recent funding of £125 million. You'll be working on complex and interesting systems and can enjoy a range of benefits and perks. As a Senior Software Engineer you'll collaborate as part of an Agile technology team to design and develop, troubleshoot and solve complex software issues to help scale and future proof the business. You … ll work across the full tech stack using JavaScript and Vue.js on the front end, there's a range of other tech in the stack (TypeScript, Node.js, Java, Python and of course a bit of legacy PHP!), you'll be encouraged to explore new technologies and use the best tool for the job as well as own your own More ❯

Senior Software Engineer/Developer (Full Stack JavaScript) London to £100k Opportunity to progress your career in a senior, hands-on Software Engineer role at a scale-up tech company, that enables smart matching for commercial van drivers and consumers, via job bidding and route optimisation, streamlining processes and delivering CO2 carbon neutral targets, the company has … years, with recent funding of £125 million. You'll be working on complex and interesting systems and can enjoy a range of benefits and perks. As a Senior Software Engineer you'll collaborate as part of an Agile technology team to design and develop, troubleshoot and solve complex software issues to help scale and future proof the business. You … ll work across the full tech stack using JavaScript and Vue.js on the front end, there's a range of other tech in the stack (TypeScript, Node.js, Java, Python and of course a bit of legacy PHP!), you'll be encouraged to explore new technologies and use the best tool for the job as well as own your own More ❯

Senior Software Engineer/Developer (Full Stack JavaScript) London to £100k Opportunity to progress your career in a senior, hands-on Software Engineer role at a scale-up tech company, that enables smart matching for commercial van drivers and consumers, via job bidding and route optimisation, streamlining processes and delivering CO2 carbon neutral targets, the company has … years, with recent funding of £125 million. You'll be working on complex and interesting systems and can enjoy a range of benefits and perks. As a Senior Software Engineer you'll collaborate as part of an Agile technology team to design and develop, troubleshoot and solve complex software issues to help scale and future proof the business. You … ll work across the full tech stack using JavaScript and Vue.js on the front end, there's a range of other tech in the stack (TypeScript, Node.js, Java, Python and of course a bit of legacy PHP!), you'll be encouraged to explore new technologies and use the best tool for the job as well as own your own More ❯

About the role We have an exciting opportunity for a Full-Stack JavaScript Engineer to join the elementsuite team-someone who's passionate about building high-quality products and tools across the stack. This role blends front-end finesse with back-end capability, and we're especially keen to meet developers who can pair modern JavaScript frameworks … world of work: intuitive, connected, and AI-enabled. Key responsibilities in the role will include: Building innovative, high-quality features in line with the elementsuite roadmap. Writing clean, reusable JavaScript code using modern frameworks (Vue.js, Knockout.js). Creating responsive, user-focused UI/UX with HTML5, CSS3, and SASS. Designing and writing performant SQL queries to support data-driven … others. Supporting operational sessions with technical insight and analysis. Staying mindful of performance across both client and server-side code. Skills & experience Proven experience in a full-stack or JavaScript-focused software engineering role. Strong JavaScript skills and experience with modern frameworks (Vue.js, Knockout.js, jQuery). Solid working knowledge of SQL , relational databases, and writing efficient queries. Good More ❯

At Atominvest, we build tools and software for the world's best investors. Are you looking for an opportunity to be part of a high growth software business within the private equity & venture capital industry? Do you love to build More ❯

Heatly recently welcomed United Living Group as a majority shareholder. The strategic partnership underpins our future growth by providing the financial strength and industry needed to expand our services and reach. United Living Group's investment enables Heatly to enhance More ❯

Senior Software Engineer (JavaScript) ?? Colchester - Hybrid (2 days in-office, your choice) ?? £40,000 - £50,000 + flexible hours + award-winning culture Are you a strong JavaScript developer who's ready to take the next step into leadership? We're working with an award-winning Colchester-based business that partners with household name global clients , and … they're looking for a Senior Software Engineer to help lead their talented dev team. Why this role? Flexible working hours - work to your own rhythm, just be contactable between 10am and 4pm. Hybrid working - in the office just two days a week (you choose which ones). Step into leadership - lead a team of 5 developers, mentor juniors … variety here - from backend APIs to frontend UI, R&D, and dev strategy. The environment is collaborative and forward-thinking - your voice will matter. Tech Stack Required: Node.js React.js JavaScript/TypeScript HTML/CSS PostgreSQL Backend APIs Nice to Have: Next.js GCP or AWS Slack, Postman CI/CD pipelines Python You'll Be: Leading a team of More ❯

Software Engineer/Developer (JavaScript Node.js AWS API) London/WFH to £85k Are you a technologist Software Engineer who enjoys using a range of languages whilst continually learning? You could be progressing your career at a successful and growing Cyber Security Risk Management tech company, working on complex and interesting systems at the cutting edge of … technology used by insurance company to assess security risk. As a Software Engineer you'll join the Product Engineering team working on the development of websites, APIs and efficient database queries. As well as JavaScript and SQL you'll be working with TypeScript, Node.js and serverless AWS with a focus on backend development with exposure to the React …/WFH: You'll join the team in the London Bridge office three days a week with flexibility to work from home the other two. About you: You have JavaScript/TypeScript backend development experience You have a good knowledge of REST APIs You have strong SQL query writing skills You have experience of working on scalable systems with More ❯

Senior JavaScript Engineer/Developer (Vue.js API) London to £100k Do you have expertise with JavaScript? You could be progressing your career in a senior, hands-on Senior JavaScript Engineer role at a scale-up tech company, that enables smart matching for commercial van drivers and consumers, via job bidding and route optimisation, streamlining processes … been established 10 years, with recent funding of £125 million.You'll be working on complex and interesting systems and can enjoy a range of benefits and perks.As a Senior JavaScript Engineer you'll collaborate as part of an Agile technology team to design and develop, troubleshoot and solve complex software issues to help scale and future proof the … business. You'll focus on front end components using JavaScript and Vue.js, there's a range of other tech in the stack (TypeScript, Node.js, Java, Python and of course a bit of legacy PHP!), you'll be encouraged to explore new technologies and use the best tool for the job as well as own your own DevOps and deployment. More ❯

Full Stack JavaScript Engineer - £75K (2-days in London) A well-established, award-winning technology business with over 20 years of experience in retail digital transformation is seeking a Full Stack JavaScript Engineer to join their growing team. The company is recognised for its long-standing work with major retail clients and its proprietary platform, a … supporting an external client’s growth by delivering high-quality, scalable software within a dynamic, collaborative environment. This is an exciting opportunity for a technically strong and values-driven engineer who wants to work with purpose and impact. Tech Stack Frontend : ES6, React, Redux, React Hooks, Cordova Backend : Node.js, Express, TypeScript, Sequelize, PostgreSQL Infrastructure : Heroku, AWS, Twilio CI/… solution-oriented mindset within the team Balance technical quality with commercial delivery timelines Communicate effectively across technical and non-technical audiences About You Proven experience as a full stack JavaScript engineer in a modern development environment Strong understanding of web and mobile technologies A pragmatic problem-solver who enjoys working collaboratively Passionate about building great products and making More ❯

Full Stack JavaScript Engineer - £75K (2-days in London) A well-established, award-winning technology business with over 20 years of experience in retail digital transformation is seeking a Full Stack JavaScript Engineer to join their growing team. The company is recognised for its long-standing work with major retail clients and its proprietary platform, a … supporting an external client’s growth by delivering high-quality, scalable software within a dynamic, collaborative environment. This is an exciting opportunity for a technically strong and values-driven engineer who wants to work with purpose and impact. Tech Stack Frontend : ES6, React, Redux, React Hooks, Cordova Backend : Node.js, Express, TypeScript, Sequelize, PostgreSQL Infrastructure : Heroku, AWS, Twilio CI/… solution-oriented mindset within the team Balance technical quality with commercial delivery timelines Communicate effectively across technical and non-technical audiences About You Proven experience as a full stack JavaScript engineer in a modern development environment Strong understanding of web and mobile technologies A pragmatic problem-solver who enjoys working collaboratively Passionate about building great products and making More ❯

Staff to Principal JavaScript Engineer | £110,000–£150,000 + Equity | TypeScript | React | Node.js | Hybrid (3 Days in Victoria) A high-growth, VC-backed SaaS startup is redefining how modern businesses manage spend—streamlining everything from software requests to supplier approvals. With enterprise customers already onboard and 10x growth on the horizon, they’re looking for exceptional full … pride in clean code, smooth user experiences, and solving real customer problems Have a history of excellence in any domain—tech, academia, sport, or side projects 💸 Compensation & Equity Senior Engineer £90,000 - £110,000 Staff Engineer : £110,000 – £135,000 Principal Engineer : £135,000 – £150,000 Equity Options ✨ Benefits Hybrid working: 3 days/week in a More ❯

Staff to Principal JavaScript Engineer | £110,000–£150,000 + Equity | TypeScript | React | Node.js | Hybrid (3 Days in Victoria) A high-growth, VC-backed SaaS startup is redefining how modern businesses manage spend—streamlining everything from software requests to supplier approvals. With enterprise customers already onboard and 10x growth on the horizon, they’re looking for exceptional full … pride in clean code, smooth user experiences, and solving real customer problems Have a history of excellence in any domain—tech, academia, sport, or side projects 💸 Compensation & Equity Senior Engineer £90,000 - £110,000 Staff Engineer : £110,000 – £135,000 Principal Engineer : £135,000 – £150,000 Equity Options ✨ Benefits Hybrid working: 3 days/week in a More ❯

Lead Backend Engineer (Node.js Focus) | TypeScript | AWS | £120,000 + Equity | Hybrid (3 Days in Vauxhall) Step into a hands-on leadership role where your backend skills directly power real-world operations—from inventory management and logistics to store productivity and fulfilment speed. This is a backend-first engineering position (80% Node.js) at a fast-growing, premium delivery and More ❯

Lead Backend Engineer (Node.js Focus) | TypeScript | AWS | £120,000 + Equity | Hybrid (3 Days in Vauxhall) Step into a hands-on leadership role where your backend skills directly power real-world operations—from inventory management and logistics to store productivity and fulfilment speed. This is a backend-first engineering position (80% Node.js) at a fast-growing, premium delivery and More ❯

help build high-quality digital experiences while working from anywhere. Apply today to become part of a forward-thinking team shaping the future of web technology. Position: Front End Engineer Job Type: Full Time Location: Remote About the Role Location: West London (2 days/week) or Fully Remote (UK only) Work Type: Full-Time Permanent Level More ❯

Join Tether and Shape the Future of Digital Finance At Tether, we're not just building products, we're pioneering a global financial revolution. Our cutting-edge solutions empower businesses-from exchanges and wallets to payment processors and ATMs-to More ❯

Staff Software Engineer (JS) We are seeking a versatile and skilled Staff Software Engineer (JS). The successful candidate will be responsible for the development and implementation of our platform and application services, ensuring they meet the highest standards of quality, security, and performance. This hands-on role requires a strong grasp of JavaScript/TypeScript, CI More ❯

Javascript and Agile Software Developer ?" Central London The Client Developer will be responsible for the development and delivery of all client side aspects of our product, developing new features and launching new platforms. A successful candidate will have a proven ability in delivering customer facing JavaScript applications, in an Agile software development environment and a passion for building … Mentoring and supporting other developers with their day-to-day work. Monitor system performance and resolve any issues or failures in staging or production environments. Must have experience with JavaScript (vanilla JS, prototypes, scoping, design patterns, memory profiling). Track record of successful software delivery through all phases of development, including coding standards, code reviews, source control management, build … processes, testing, and operations. Working knowledge of object-oriented design, design patterns and extreme programming. Familiar with build automation and continuous integration 3Ability to write unit tests using JavaScript in a common library such as Jasmine. Any experience of the following sills would be pretty handy: Node.js or other programming languages Cross-platform development preferable on smart TV and More ❯

SaaS Software Support Engineer UI/JavaScript Interested in working with a global tech company who continually is voted as the best place to work. This market leader – whose innovative SaaS product is used by Fortune 500 companies around the world and major multinational companies is strengthening their Engineering support team. The Role This Support Engineering role will … you need to have A solid background in support – ability to troubleshoot, find workarounds, and support high-end, high-value clients Good exposure to UI development with scripting skills – JavaScript Tech tools & skills such as CSS, Angular, Ajax, or React would be very useful SQL skills are also needed This is a high-priority hire so interviews will be More ❯

you need to have A solid background in support - ability to troubleshoot, find workarounds, and support high-end, high-value clients Good exposure to UI development with scripting skills - JavaScript Tech tools & skills such as CSS, Angular, Ajax, or React would be very useful SQL skills are also needed This is a high-priority hire, so interviews will be More ❯

Technical Support Engineer (JavaScript)- Staines/Hybrid- 12 Months- £150-£200 per day A global technical company are looking for an experienced Technical Support Engineer to join their team on an initial 12 month assignment. The successful candidate will resolve technical cases created by customers looking for help to understand or troubleshoot unexpected behaviours or to answer … Skills/Experience: 2 - 4+ years customer facing technical support experience Working knowledge of the components in a web applications stack Experience in one (or more) of the following: JavaScript, CSS, HTML, XML Experience in Relational Databases (i.e. MySQL, MariaDB, Oracle) Good experience writing or debugging JavaScript (or other object orientated languages) Good experience in using browser debug More ❯

Technical Support Engineer (JavaScript)- Staines/Hybrid- 12 Months- £150-£200 per day A global technical company are looking for an experienced Technical Support Engineer to join their team on an initial 12 month assignment. The successful candidate will resolve technical cases created by customers looking for help to understand or troubleshoot unexpected behaviours or to answer … Skills/Experience: 2 - 4+ years customer facing technical support experience Working knowledge of the components in a web applications stack Experience in one (or more) of the following: JavaScript, CSS, HTML, XML Experience in Relational Databases (i.e. MySQL, MariaDB, Oracle) Good experience writing or debugging JavaScript (or other object orientated languages) Good experience in using browser debug More ❯