1 to 25 of 110 Permanent Senior JavaScript Developer Jobs

Job Title: Senior Full Stack JavaScript Developer (Contract) Location: Manchester (Hybrid, 1-2 days on-site) Rate: Outside IR35 £500 per day+ Contract Length: Initial 6 months We are working with a well-established health care technology company that is scaling its digital products and services to … meet growing demand. They are looking for a highly experienced Senior Full Stack JavaScript Developer to join them on a contract basis to help build and maintain critical features across both their frontend and backend systems. This role will involve working closely with a cross-functional team … CI/CD pipelines Testing : Jest, React Testing Library Tools : GitHub, Jira, Slack What they're looking for: 7+ years of professional experience in JavaScript development Strong experience in both React.js and Node.js Experience building and maintaining production-grade applications Good understanding of cloud-native development, ideally with AWS More ❯

days ago Be among the first 25 applicants Get AI-powered advice on this job and more exclusive features. Senior Front End Developer/Engineer (JavaScript Vue 2) Sunderland/WFH to £70k Do you have strong JavaScript/TypeScript front end development skills? You could … be progressing your career in a senior, hands-on role at a growing games/gambling site, whilst continually learning and developing your skills. As a Senior Front End Developer you'll contribute to game development from concept to release with a focus on building highly engaging … contributing to technical discussions and decision making, leading projects from a technical perspective. There's a modern tech stack, you'll be primarily using JavaScript, TypeScript and Vue 2 within an Agile development environment. Location/WFH: There's a hybrid work from home policy with 2-3 days More ❯

Our client in the Hospitality Industry is looking for a Senior JavaScript Developer to join their team. Join the dynamic team in the hospitality industry, where we are revolutionizing customer experiences with innovative and high-performing applications. We are looking for a Senior JavaScript Developer … Stay up to date with emerging technologies and industry trends to continuously improve our applications. Required Skills & Qualifications: 5+ years of experience as a JavaScript Developer. Strong proficiency in Node.js and React.js . Hands-on experience with unit and integration testing (e.g., Jest, Mocha, Cypress). Deep understanding of … JavaScript, ES6+, and modern front-end frameworks. Experience with RESTful APIs, GraphQL, and microservices architecture. Proficiency in Git, CI/CD pipelines, and Agile methodologies. Excellent problem-solving skills and attention to detail. Strong communication and collaboration skills. Work following SCRUM. Conditions: Location: London 2 days per week on More ❯

Senior/Lead Front-end JavaScript Developer - Consultancy (multiple locations available in the UK) - competitive salary and quarterly bonus ** Please note - due to the nature of work, all candidates must have DV clearance (UKIC preferred) that is active and transferable We are looking for a Senior/Lead Front-end JavaScript Developer to join our consulting client. We have multiple locations available In this role, you will lead the development of an impactful web application for a public sector programme, ensuring high performance, scalability, and maintainability. You will work closely with cross-functional … developers, guiding them through best practices and ensuring high-quality code. Design, develop, and maintain front-end components of web applications using HTML, CSS & JavaScript Collaborate with architects and other developers to design robust, scalable, and secure architectures for new projects and enhancements to existing systems. Lead and participate More ❯

Senior JavaScript Developer – East Yorkshire | Hybrid | Product Team | React + TS Up to £55,000 + Bonus | Personal Development Budget | On-site Gym I’m hiring for a tech-first company building internal tools used daily across multiple departments - including design, manufacturing, operations, and customer experience. These … personal dev budget ✔ Bonus scheme + benefits + on-site facilities ✔ Genuinely supportive and ambitious engineering culture Looking for someone with: ✅ 4+ years of JavaScript/TypeScript experience ✅ Solid understanding of OOP, design patterns & problem solving ✅ Bonus: experience with advanced JS concepts, Node.js, or mentoring 🗨️ Drop me a message More ❯

Senior JavaScript Developer – East Yorkshire | Hybrid | Product Team | React + TS Up to £55,000 + Bonus | Personal Development Budget | On-site Gym I’m hiring for a tech-first company building internal tools used daily across multiple departments - including design, manufacturing, operations, and customer experience. These … personal dev budget ✔ Bonus scheme + benefits + on-site facilities ✔ Genuinely supportive and ambitious engineering culture Looking for someone with: ✅ 4+ years of JavaScript/TypeScript experience ✅ Solid understanding of OOP, design patterns & problem solving ✅ Bonus: experience with advanced JS concepts, Node.js, or mentoring ️ Drop me a message More ❯

Senior Full Stack Developer/Engineer (JavaScript) London to £100k Opportunity to progress your career in a senior, hands-on 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 … 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 Full Stack Developer 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 More ❯

Senior Front End Developer/Engineer (JavaScript Vue 2) Sunderland/WFH to £70k Do you have strong JavaScript/TypeScript front end development skills? You could be progressing your career in a senior, hands-on role at a growing games/gambling site, whilst … continually learning and developing your skills. As a Senior Front End Developer, you'll contribute to game development from concept to release, focusing on building highly engaging web front ends for bingo games. You'll collaborate within the game development team, contribute to technical discussions and decision-making … and lead projects from a technical perspective. The tech stack is modern, primarily using JavaScript, TypeScript, and Vue 2 within an Agile environment. Location/WFH: Hybrid work from home policy with 2-3 days a week; when in the office, you'll collaborate with fellow technologists in a More ❯

Senior Front End Developer/Engineer (JavaScript Vue 2) Sunderland/WFH to £70k Do you have strong JavaScript/TypeScript front end development skills? You could be progressing your career in a senior, hands-on role at a growing games/gambling site, whilst … continually learning and developing your skills. As a Senior Front End Developer, you'll contribute to game development from concept to release, focusing on building highly engaging web front ends for bingo games. You'll collaborate within the game development team, contribute to technical discussions and decision-making … and lead projects from a technical perspective. The tech stack is modern, primarily using JavaScript, TypeScript, and Vue 2 within an Agile environment. Location/WFH: Hybrid work from home policy with 2-3 days a week; when in the office, you'll collaborate with fellow technologists in a More ❯

Senior Full Stack Developer/Software Engineer (Java JavaScript React) London to £80k Well established trading brokerage is seeking a Senior Full Stack Developer as they expand into UK markets. As a Senior Full Stack Developer, you'll join a small technology team … of your work, developing high quality, scalable and secure trading applications, working across the full tech stack from Java on the backend through to JavaScript/TypeScript, React and React Native front end work. Location/WFH: You'll join a team of finance entrepreneurs and technologists in City … based offices with smart dress code on a fulltime basis. About you: You are an experienced Software Developer with a strong knowledge of best practice and the full software development lifecycle You have full stack development experience including Java, JavaScript and/or TypeScript and React and/ More ❯

Senior Front End Developer/Engineer (JavaScript Vue.js) London to £100k Do you enjoy working with a range of programming languages? You could be progressing your career in a senior, hands-on Front End Developer role at a scale-up tech company, that enables smart … 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 Front End Developer 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 More ❯

Senior Front End Developer/Engineer (JavaScript Vue.js) Billericay/WFH to £75k Are you a skilled Front End Developer seeking an opportunity to work with a modern tech stack on Greenfield projects? You could be progressing your career in a senior, hands-on role … an eCommerce payments solutions provider that has experienced great success in the last year and is growing as a result. As a Front End Developer you will take ownership of projects within an Agile development environment, with a focus on Vue.js development to help evolve and scale the existing … for speed and scalability and build reusable code and libraries as well as pro-actively analysing and making suggestions for improvements and as a senior team member, provide mentoring and support to more junior team members. Location/WFH: You'll join the team two days a week in More ❯

Senior Full Stack JavaScript Developer Manchester (Hybrid, 3 days a week) £65,000 - £70,000 + Bonus + Share Options If you're a Senior Full Stack Developer who's ready for more ownership, more say in product direction, and more impact this one's … providers. It's clean, scalable tech and they're about to double their engineering team. You'd be joining as one of their most senior hires, working across the stack and shaping how features are built, tested, and released. You'll work closely with the CTO, take full ownership … GraphQL, RESTful APIs Database: PostgreSQL Infrastructure/DevOps: Docker, AWS, CI/CD Pipelines What they're looking for: Strong experience in full stack JavaScript development in a busy product-led environments Proven ability to design and architect scalable systems not just build features but think about long-term More ❯

Senior Full Stack JavaScript Developer Manchester (Hybrid, 3 days a week) £65,000 - £70,000 + Bonus + Share Options If you're a Senior Full Stack Developer who's ready for more ownership, more say in product direction, and more impact this one's … providers. It's clean, scalable tech and they're about to double their engineering team. You'd be joining as one of their most senior hires, working across the stack and shaping how features are built, tested, and released. You'll work closely with the CTO, take full ownership … GraphQL, RESTful APIs Database: PostgreSQL Infrastructure/DevOps: Docker, AWS, CI/CD Pipelines What they're looking for: Strong experience in full stack JavaScript development in a busy product-led environments Proven ability to design and architect scalable systems not just build features but think about long-term More ❯

Senior Full Stack JavaScript Developer Manchester (Hybrid, 3 days a week) £65,000 - £70,000 + Bonus + Share Options If you're a Senior Full Stack Developer who's ready for more ownership, more say in product direction, and more impact this one's … providers. It's clean, scalable tech and they're about to double their engineering team. You'd be joining as one of their most senior hires, working across the stack and shaping how features are built, tested, and released. You'll work closely with the CTO, take full ownership … GraphQL, RESTful APIs Database: PostgreSQL Infrastructure/DevOps: Docker, AWS, CI/CD Pipelines What they're looking for: Strong experience in full stack JavaScript development in a busy product-led environments Proven ability to design and architect scalable systems not just build features but think about long-term More ❯

Senior Full Stack JavaScript Developer Manchester (Hybrid, 3 days a week) £65,000 - £70,000 + Bonus + Share Options If you're a Senior Full Stack Developer who's ready for more ownership, more say in product direction, and more impact this one's … providers. It's clean, scalable tech and they're about to double their engineering team. You'd be joining as one of their most senior hires, working across the stack and shaping how features are built, tested, and released. You'll work closely with the CTO, take full ownership … GraphQL, RESTful APIs Database: PostgreSQL Infrastructure/DevOps: Docker, AWS, CI/CD Pipelines What they're looking for: Strong experience in full stack JavaScript development in a busy product-led environments Proven ability to design and architect scalable systems not just build features but think about long-term More ❯

Free-Work UK. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range Senior Full Stack Developer/Software Engineer (Java JavaScript React) London to £80k Well established trading brokerage is seeking a Senior Full … Stack Developer as they expand into UK markets. As a Senior Full Stack Developer, you'll join a small technology team building Greenfield trading systems from scratch, working in a start-up environment with backing from the larger organisation. You'll take ownership, working across the full … of your work, developing high quality, scalable and secure trading applications, working across the full tech stack from Java on the backend through to JavaScript/TypeScript, React and React Native front end work. Location/WFH: You'll join a team of finance entrepreneurs and technologists in City More ❯

Senior Front End Developer/Engineer (JavaScript Vue.js) Billericay/WFH to £75k Are you a skilled Front End Developer seeking an opportunity to work with a modern tech stack on Greenfield projects? You could be progressing your career in a senior, hands-on role … an eCommerce payments solutions provider that has experienced great success in the last year and is growing as a result. As a Front End Developer you will take ownership of projects within an Agile development environment, with a focus on Vue.js development to help evolve and scale the existing … for speed and scalability and build reusable code and libraries as well as pro-actively analysing and making suggestions for improvements and as a senior team member, provide mentoring and support to more junior team members. Location/WFH: You'll join the team two days a week in More ❯

Senior Front End Developer/Engineer (JavaScript Vue.js) Billericay/WFH to £75k Are you a skilled Front End Developer seeking an opportunity to work with a modern tech stack on Greenfield projects? You could be progressing your career in a senior, hands-on role … an eCommerce payments solutions provider that has experienced great success in the last year and is growing as a result. As a Front End Developer you will take ownership of projects within an Agile development environment, with a focus on Vue.js development to help evolve and scale the existing … for speed and scalability and build reusable code and libraries as well as pro-actively analysing and making suggestions for improvements and as a senior team member, provide mentoring and support to more junior team members. Location/WFH: You'll join the team two days a week in More ❯

Senior Front End Developer/Engineer (JavaScript Vue.js) Billericay/WFH to £75k Are you a skilled Front End Developer seeking an opportunity to work with a modern tech stack on Greenfield projects? You could be progressing your career in a senior, hands-on role … an eCommerce payments solutions provider that has experienced great success in the last year and is growing as a result. As a Front End Developer you will take ownership of projects within an Agile development environment, with a focus on Vue.js development to help evolve and scale the existing … for speed and scalability and build reusable code and libraries as well as pro-actively analysing and making suggestions for improvements and as a senior team member, provide mentoring and support to more junior team members. Location/WFH: You'll join the team two days a week in More ❯

Senior Front End Developer/Engineer (JavaScript Vue.js) Billericay/WFH to £75k Are you a skilled Front End Developer seeking an opportunity to work with a modern tech stack on Greenfield projects? You could be progressing your career in a senior, hands-on role … an eCommerce payments solutions provider that has experienced great success in the last year and is growing as a result. As a Front End Developer you will take ownership of projects within an Agile development environment, with a focus on Vue.js development to help evolve and scale the existing … for speed and scalability and build reusable code and libraries as well as pro-actively analysing and making suggestions for improvements and as a senior team member, provide mentoring and support to more junior team members. Location/WFH: You'll join the team two days a week in More ❯

Senior Netsuite Developer Our Client is a leading company who are looking to recruit a Senior Netsuite Developer with Javascript and SQL with extensive Netsuite OneWorld expertise. You will have a degree in Computer Sciences or equivalent certifications. Must have technical working knowledge of NetSuite … OneWorld Financials platform, including relevant NetSuite certifications. Ideally have at least 5 to 7 years experience of developing in Javascript and Oracle SQL in order to develop applications for Netsuite including a minimum 5 years in NetSuite OneWorld. Experience of full software delivery lifecycle including capturing business requirements, developing More ❯

deep 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 … continuously update technical documentation to ensure clarity, knowledge sharing, and long-term maintainability of systems and features. Qualifications & Experience: Proven track record as a Senior Software Engineer in a SaaS environment. Deep technical expertise in: Databases such as MySQL, Singlestore, and BigQuery. Expertise working with third party data feed More ❯

complex processes, make smart decisions, and interact with the real world in ways that were previously impossible. Position Overview We are looking for a Senior Full Stack JavaScript Developer to lead the development of both client-side and server-side functionalities. In this role, you will focus … client-side and server-side code. Participate in code reviews and provide constructive feedback to team members. Minimum Requirements 5+ years of experience in JavaScript development. Proficiency in modern JS frameworks (React, Vue, Node.js). Experience in building complex web applications (full stack). Understanding of asynchronous request handling 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 … 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 ❯