1 to 25 of 45 JavaScript Developer Jobs

Backend JavaScript Developer (Vanilla/TypeScript) - Fully Remote - Permanent - £40,000 - £70,000 DOE + Benefits - Sports Media & Online Publishing We are working with a successful and growing sports media and online publishing company that is expanding its digital platforms. They are looking for a talented Backend JavaScript Developer to join their small, collaborative team and … multiple greenfield projectsacross publishing and digital media Working in a small, agile, cross-functional teamwith lots of influence on technical decisions What we're looking for: Strong server-side JavaScript(Vanilla JS) skills Solid experience with TypeScript Knowledge of build tools such as Gulp(or similar) Good understanding of HTML5 and CSS3 Previous experience in ad tech, online publishing … greenfield projectswhere you'll shape architecture from the ground up Supportive and collaborative team culture Career growth within a leading sports media brand This role would suit a Backend JavaScript Developer, Vanilla JS Engineer, or TypeScript Backend Developer who wants to make a real impact in sports publishing. If you're passionate about JavaScript development, keen More ❯

Summary Software Developer - JavaScript Springfield, VA Are you ready to enhance your skills and build your career in a rapidly evolving business climate? Are you looking for a career where professional development is embedded in your employer's core culture? If so, Chenega Military, Intelligence & Operations Support (MIOS) could be the place for you! Join our team of … providing integrated enterprise IT support to Federal customers both CONUS and OCONUS. CARS employs Subject Matter Experts (SMEs) with decades of experience working in the Federal marketplace. The Software Developer - JavaScript/TypeScript will have the opportunity to develop critical applications, building modern, scalable, and secure web applications within a Scrum-based Agile environment, leveraging the latest open … source and proprietary technologies-including React, TypeScript, Python, and the ESRI ArcGIS JavaScript API. The Software Developer - JavaScript will collaborate closely with other team members to deliver high-impact tools and is responsible for the development, testing, and documentation of geospatial web applications, user interface components, and integrated solutions . Responsibilities Design, develop, and maintain geospatial web More ❯

Contract Full-Stack Javascript Developer Required- Fully Remote - 6 Months - Outside IR35 - £500pd My client is looking to hire two Contract Full-Stack Javascript Developer on an initial 6months contract with a view to extend. There will be able to fully remote working for the entirety of the contract. You will be working with a manufacturing … capture their live sensor data and generating real time reports from their IoT Device via web apps and dashboards built using React & Node. Required: React Node CSS/HTML Javascript Typescript Beneficial: IoT Experience TDD Raspberry PI If you are interested in the position please send an updated copy of your CV and day rate required I will be … in touch to discuss the role in more detail.We have a current opportunity for a Contract Full-Stack JavaScript Developer on a contract basis. The position will be based in London. For further information about this position please apply. More ❯

Contract Full-Stack Javascript Developer Required- Fully Remote - 6 Months - Outside IR35 - £500pd My client is looking to hire two Contract Full-Stack Javascript Developer on an initial 6months contract with a view to extend. There will be able to fully remote working for the entirety of the contract. You will be working with a manufacturing … capture their live sensor data and generating real time reports from their IoT Device via web apps and dashboards built using React & Node. Required: React Node CSS/HTML Javascript Typescript Beneficial: IoT Experience TDD Raspberry PI If you are interested in the position please send an updated copy of your CV and day rate required I will be … in touch to discuss the role in more detail.We have a current opportunity for a Contract Full-Stack JavaScript Developer on a contract basis. The position will be based in London. For further information about this position please apply. More ❯

Javascript Developer - 166832 End Client: Philadelphia, PA - USA Work Type: Onsite - 1800 Arch Street, Philadelphia office Javascript Developer with 8-10 years' experience. Any Lightning framework experience for UI development. Any Concourse & CICD is nice to have. Mostly front-end development work on this team. More ❯

Job Title: JavaScript Developer (Contract) Location: London, UK (Hybrid/On-site depending on client) Contract Duration: 6–12 months (with possibility of extension) Rate: Competitive, depending on experience About the Role: We are seeking a talented and experienced JavaScript Developer for a contract position based in London. You will work on cutting-edge web applications … quality, scalable, and maintainable solutions. This is an exciting opportunity to contribute to innovative projects in a fast-paced environment. Key Responsibilities: Develop, test, and maintain web applications using JavaScript and related frameworks. Collaborate with UX/UI designers, backend developers, and product owners to implement new features. Write clean, modular, and well-documented code. Troubleshoot and resolve performance … issues. Participate in code reviews, knowledge sharing, and continuous improvement initiatives. Stay up-to-date with the latest industry trends and technologies. Required Skills and Experience: Strong proficiency in JavaScript (ES6+) . Hands-on experience with front-end frameworks such as React, Angular, or Vue.js . Solid understanding of HTML5, CSS3, and responsive design principles . Experience with RESTful More ❯

Job Title: JavaScript Developer (Contract) Location: London, UK (Hybrid/On-site depending on client) Contract Duration: 6–12 months (with possibility of extension) Rate: Competitive, depending on experience About the Role: We are seeking a talented and experienced JavaScript Developer for a contract position based in London. You will work on cutting-edge web applications … quality, scalable, and maintainable solutions. This is an exciting opportunity to contribute to innovative projects in a fast-paced environment. Key Responsibilities: Develop, test, and maintain web applications using JavaScript and related frameworks. Collaborate with UX/UI designers, backend developers, and product owners to implement new features. Write clean, modular, and well-documented code. Troubleshoot and resolve performance … issues. Participate in code reviews, knowledge sharing, and continuous improvement initiatives. Stay up-to-date with the latest industry trends and technologies. Required Skills and Experience: Strong proficiency in JavaScript (ES6+) . Hands-on experience with front-end frameworks such as React, Angular, or Vue.js . Solid understanding of HTML5, CSS3, and responsive design principles . Experience with RESTful More ❯

Job Title: JavaScript Developer (Contract) Location: London, UK (Hybrid/On-site depending on client) Contract Duration: 6–12 months (with possibility of extension) Rate: Competitive, depending on experience About the Role: We are seeking a talented and experienced JavaScript Developer for a contract position based in London. You will work on cutting-edge web applications … quality, scalable, and maintainable solutions. This is an exciting opportunity to contribute to innovative projects in a fast-paced environment. Key Responsibilities: Develop, test, and maintain web applications using JavaScript and related frameworks. Collaborate with UX/UI designers, backend developers, and product owners to implement new features. Write clean, modular, and well-documented code. Troubleshoot and resolve performance … issues. Participate in code reviews, knowledge sharing, and continuous improvement initiatives. Stay up-to-date with the latest industry trends and technologies. Required Skills and Experience: Strong proficiency in JavaScript (ES6+) . Hands-on experience with front-end frameworks such as React, Angular, or Vue.js . Solid understanding of HTML5, CSS3, and responsive design principles . Experience with RESTful More ❯

Job Title: JavaScript Developer (Contract) Location: London, UK (Hybrid/On-site depending on client) Contract Duration: 6–12 months (with possibility of extension) Rate: Competitive, depending on experience About the Role: We are seeking a talented and experienced JavaScript Developer for a contract position based in London. You will work on cutting-edge web applications … quality, scalable, and maintainable solutions. This is an exciting opportunity to contribute to innovative projects in a fast-paced environment. Key Responsibilities: Develop, test, and maintain web applications using JavaScript and related frameworks. Collaborate with UX/UI designers, backend developers, and product owners to implement new features. Write clean, modular, and well-documented code. Troubleshoot and resolve performance … issues. Participate in code reviews, knowledge sharing, and continuous improvement initiatives. Stay up-to-date with the latest industry trends and technologies. Required Skills and Experience: Strong proficiency in JavaScript (ES6+) . Hands-on experience with front-end frameworks such as React, Angular, or Vue.js . Solid understanding of HTML5, CSS3, and responsive design principles . Experience with RESTful More ❯

Job Title: JavaScript Developer (Contract) Location: London, UK (Hybrid/On-site depending on client) Contract Duration: 6–12 months (with possibility of extension) Rate: Competitive, depending on experience About the Role: We are seeking a talented and experienced JavaScript Developer for a contract position based in London. You will work on cutting-edge web applications … quality, scalable, and maintainable solutions. This is an exciting opportunity to contribute to innovative projects in a fast-paced environment. Key Responsibilities: Develop, test, and maintain web applications using JavaScript and related frameworks. Collaborate with UX/UI designers, backend developers, and product owners to implement new features. Write clean, modular, and well-documented code. Troubleshoot and resolve performance … issues. Participate in code reviews, knowledge sharing, and continuous improvement initiatives. Stay up-to-date with the latest industry trends and technologies. Required Skills and Experience: Strong proficiency in JavaScript (ES6+) . Hands-on experience with front-end frameworks such as React, Angular, or Vue.js . Solid understanding of HTML5, CSS3, and responsive design principles . Experience with RESTful More ❯

Designing, developing, and maintaining both front-end and back-end components of web and mobile applications using JavaScript, Node.js, and modern frameworks and libraries, with strong Angular JS , and others such as React, or Vue.js. Full Stack JavaScript Developer Salary: £70,000 to £80,000 pa (depending on experience) plus benefits, perks and health-care options Location … exclusively open to UK sole nationals who either hold or are eligible for Security Clearance (SC). We are on the lookout for a talented and motivated Full Stack JavaScript Developer to join a dynamic Engineering team. If you're passionate about creating innovative web and mobile applications while ensuring high performance and scalability, this is your opportunity … to make an impact! Your Role: Designing, developing, and maintaining both front-end and back-end components of web and mobile applications using JavaScript, Node.js, and modern frameworks and libraries, with strong Angular JS , and others such as React, or Vue.js. Collaborating with architects and other developers to design robust, scalable, and secure architectures for new projects and enhancements More ❯

UKIC Cleared 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 enhanced DV clearance (UKIC/UK*C 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 teams to deliver engaging solutions that meet the client's needs. Are you someone who could … mentorship to a team of 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 in agile development processes, including More ❯

We are looking for a JavaScript Developer (React, TypeScript and Node) for a REMOTE and Outside IR35 contract engagement. This role is ideal if you are immediately available, or eager to secure a role fast and have experience a product build environment in React, TypeScript and Node. We are looking for a Developer skilled in: Front End … JavaScript/TypeScript React (Material UI) web application development Back End: REST Services: REST API, Node.js Database: PostgreSQL relational DB Azure DevOps I should flag the main skillset needed for this role is React and TypeScript for the Front-End. The whole tech stack of the product is above so they are all beneficial but JavaScript the key More ❯

We are looking for a JavaScript Developer (React, TypeScript and Node) for a REMOTE and Outside IR35 contract engagement. This role is ideal if you are immediately available, or eager to secure a role fast and have experience a product build environment in React, TypeScript and Node. We are looking for a Developer skilled in: Front End … JavaScript/TypeScript React (Material UI) web application development Back End: REST Services: REST API, Node.js Database: PostgreSQL relational DB Azure DevOps I should flag the main skillset needed for this role is React and TypeScript for the Front-End. The whole tech stack of the product is above so they are all beneficial but JavaScript the key More ❯

Graduate/Junior Developer, Python, JavaScript, PHP - London (Tech stack: Graduate/Junior Developer, Python, JavaScript, PHP, Graduate/Junior Developer) In 2012 our client launched a social messaging platform that has been taking the US by storm. After an extremely successful period our client has decided to hop across the Atlantic, in a bid … the UK and European markets. A number of new offices are being opened in the UK and our client is looking for talented, enthusiastic and passionate Graduate/Junior Developer to bring their product to these new markets and help enhance this already successful company! These roles would be suitable Graduate/Junior Developer who have recently graduated … from university and have a basic understanding of any of the following technologies: Python, JavaScript, PHP, React, React Native, Django, Postgres, Docker and Agile; which might have been acquired as part of your degree course or through a placement year in industry. All Graduate/Junior Developer positions come with the following benefits: 30 days holiday (plus More ❯

Full Stack Developer/Software Engineer (JavaScript Vue.js Python) London to £80k Do you enjoy working with a range of programming languages? You could be progressing your career as a Full Stack Developer 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 partnership with Octopus Electric Vehicles and Evans Cycle to Work scheme, there's showers and towels if you do decide to cycle! Your role: As a 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 encouraged to explore new technologies and use the best tool for the job as well as own your own More ❯

Full Stack Developer/Software Engineer (JavaScript Vue.js Python) London to £80k Do you enjoy working with a range of programming languages? You could be progressing your career as a Full Stack Developer 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 partnership with Octopus Electric Vehicles and Evans Cycle to Work scheme, there's showers and towels if you do decide to cycle! Your role: As a 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 encouraged to explore new technologies and use the best tool for the job as well as own your own More ❯

Full Stack Developer/Software Engineer (JavaScript Vue.js Python) London to £80k Do you enjoy working with a range of programming languages? You could be progressing your career as a Full Stack Developer 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 partnership with Octopus Electric Vehicles and Evans Cycle to Work scheme, there's showers and towels if you do decide to cycle! Your role: As a 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 encouraged to explore new technologies and use the best tool for the job as well as own your own More ❯

Full Stack Developer/Software Engineer (JavaScript Vue.js Python) London to £80k Do you enjoy working with a range of programming languages? You could be progressing your career as a Full Stack Developer 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 partnership with Octopus Electric Vehicles and Evans Cycle to Work scheme, there's showers and towels if you do decide to cycle! Your role: As a 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 encouraged to explore new technologies and use the best tool for the job as well as own your own More ❯

AI Software Developer (Python, JavaScript, ML) - London/Hybrid Day rate: £500 - £800 (inside IR35) Duration: 6 - 12 months Start: ASAP Hybrid: 3 days on site per week My client is looking for a Software Developer with AI, Python and JavaScript experience to join on a contract basis. As a Software Developer - AI, you will … AI driven software solutions, working within a dynamic team to enhance our digital products. You will be responsible for writing clean, efficient, and maintainable code, primarily in Python and JavaScript, while contributing to the successful deployment of Gen AI technologies that directly impact the company's customer experience (CX) vision. You will collaborate closely with other software engineers, product … input on sprint planning, task estimation, and iterative improvements Requirements: 3+ years of experience in software development, with exposure to AI or machine learning projects. Proficient in Python and JavaScript, ideally with hands-on experience in building Gen AI proof of concepts or integrating LLM APIs. Familiarity with AI platforms such as OpenAI, Anthropic, or Databricks. Strong understanding of More ❯

AI Software Developer (Python, JavaScript, ML) - London/Hybrid Day rate: £500 - £800 (inside IR35) Duration: 6 - 12 months Start: ASAP Hybrid: 3 days on site per week My client is looking for a Software Developer with AI, Python and JavaScript experience to join on a contract basis. As a Software Developer - AI, you will … AI driven software solutions, working within a dynamic team to enhance our digital products. You will be responsible for writing clean, efficient, and maintainable code, primarily in Python and JavaScript, while contributing to the successful deployment of Gen AI technologies that directly impact the company's customer experience (CX) vision. You will collaborate closely with other software engineers, product … input on sprint planning, task estimation, and iterative improvements Requirements: 3+ years of experience in software development, with exposure to AI or machine learning projects. Proficient in Python and JavaScript, ideally with hands-on experience in building Gen AI proof of concepts or integrating LLM APIs. Familiarity with AI platforms such as OpenAI, Anthropic, or Databricks. Strong understanding of More ❯

JavaScript, Scala, Ruby with Python Developer Location: Cupertino, CA 6+ months Seeking Senior developer with at Least 8 years of experience Skills in JavaScript, Scala, and Ruby with a strong focus on python Lead multiple projects and teams while delivering high quality and performant solutions in a fast paced environment. The ideal candidate will help design More ❯

End Date Saturday 27 September 2025 Flexible Working Options Hybrid Working Job Description Summary . Job Description JOB TITLE: Senior Fullstack Developer (Java/JavaScript) SALARY: £70,929 - £86,691per annum LOCATION(S): Edinburgh, Halifax, Leeds, Bristol, Manchester HOURS: Full-time - 35 hours per week WORKING PATTERN: Our work style is hybrid, which involves spending at least two … a force for good. As we continue to invest in our people, platforms, and products, we're looking for passionate Senior Fullstack Developers with experience in both Java and JavaScript to help us create secure, scalable, and customer-first solutions.If you're someone who thrives in collaborative environments, enjoys solving meaningful problems, and wants to make a real impact … and implementing RESTful APIs that support scalable, secure, and high-performance architectures. Familiarity with backend frameworks such as Spring Boot and Node.js is beneficial. Frontend Development Strong proficiency in JavaScript/TypeScript for building modern, responsive user interfaces. Experience with frameworks and libraries such as React, Next.js, Redux, Vue.js , or Angular is highly desirable. DevOps & Cloud Experience with CI More ❯

C# Developer/Full Stack Engineer (.Net Core JavaScript) St Albans/WFH to £100k Do you have expertise with C# .Net backend development combined with JavaScript skills? You could be progressing your career in a senior hands-on role at a technology driven trading company that invest in Sports betting markets with a flat structure where … you will get your voice heard and can make a real impact on the bottom line, earning significant bonuses. As a C# Developer you'll join an Agile development team to design and develop new features and enhancements to complex Payments and client systems within a microservices environment (300 services). You'll be working with a modern tech … local station, with the flexibility to work from home twice a week in a hybrid model. About you: You have strong C# .Net Core backend development skills You have JavaScript experience, combined with Angular or React You have experience with AWS and microservices You have a thorough understanding of Computer Science fundamentals such as OOP, Design Patterns, Data Structures More ❯

C# Developer/Full Stack Engineer (.Net Core JavaScript) St Albans/WFH to £100k Do you have expertise with C# .Net backend development combined with JavaScript skills? You could be progressing your career in a senior hands-on role at a technology driven trading company that invest in Sports betting markets with a flat structure where … you will get your voice heard and can make a real impact on the bottom line, earning significant bonuses. As a C# Developer you'll join an Agile development team to design and develop new features and enhancements to complex Payments and client systems within a microservices environment (300 services). You'll be working with a modern tech … local station, with the flexibility to work from home twice a week in a hybrid model. About you: You have strong C# .Net Core backend development skills You have JavaScript experience, combined with Angular or React You have experience with AWS and microservices You have a thorough understanding of Computer Science fundamentals such as OOP, Design Patterns, Data Structures More ❯