2,151 to 2,175 of 2,762 JavaScript Jobs

We're looking for a Senior-level Software Engineer with strong JavaScript/TypeScript skills and experience across modern web stacks. You'll be instrumental in our transition away from Drupal as we modernise and scale our platform. Tech Stack: At least 4 years commercial experience with JavaScript or TypeScript and Node Exposure of Laravel and/or Python (Django More ❯

We're looking for a Senior-level Software Engineer with strong JavaScript/TypeScript skills and experience across modern web stacks. You'll be instrumental in our transition away from Drupal as we modernise and scale our platform. Tech Stack: At least 4 years commercial experience with JavaScript or TypeScript and Node Exposure of Laravel and/or Python (Django More ❯

Front-End Engineer (Javascript/React) 🌍 100% Remote (UK-based) 💰 Up to £55,000 | Full-Time About the Role Our HealthTech client is building a cohesive, high-performing in-house engineering team to power their growing technology suite — from web applications and analytics dashboards to AI-driven tools and internal systems. They’re looking for a Front-End Engineer (React … improve people’s lives. What You’ll Do Collaborate with engineers, designers, and product leads to create beautiful, responsive web applications Build and maintain front-end features using React , JavaScript , and modern frameworks Contribute to UI design, component libraries, and front-end architecture decisions Implement best practices for performance, accessibility, and maintainable code Integrate APIs and work closely with backend … engineers to deliver seamless user experiences Help standardise front-end tools, workflows, and design systems What We’re Looking For Strong proficiency in React , JavaScript (ES6+) , HTML , and CSS Experience building responsive, cross-browser web applications Familiarity with API integration and RESTful services Understanding of version control (Git), CI/CD pipelines, and modern front-end tooling A focus on More ❯

step up into leadership with the freedom to do things properly. What you’ll be doing: Lead on technical design and solution decisions. Stay hands-on with .NET and JavaScript/TypeScript builds. Coach, review and guide engineers to raise the standard. Help drive clean, scalable SaaS platform development. Work closely with product and leadership to shape direction. Tech you … ll be around: .NET and C# JavaScript/TypeScript Azure cloud-native services CI/CD pipelines, IaC Containerised apps ( Why it’s worth it: Autonomy to shape engineering culture Fast track to more senior leadership as the platform scales Hybrid setup: 1–2 days per week in Stockport More ❯

clinicians, scientists, and product teams. Requirements: Degree in Computer Science, Data Science, Engineering, or related field. 3+ years of backend software engineering experience. Proficient in Python and/or JavaScript (Node.js). Experience with CI/CD tools (e.g. GitHub Actions, Azure Pipelines). Familiar with Docker and microservices architecture. Solid understanding of RESTful APIs. Bonus: Experience with AI/… ML tools like Hugging Face, LangChain, or PyTorch. Tech Stack: Python/JavaScript (Node.js) Docker/Kubernetes Azure/GitHub Actions RESTful APIs/Microservices Hugging Face, LangChain, PyTorch Unfortunately, no sponsorship is available at this time. More ❯

clinicians, scientists, and product teams. Requirements: Degree in Computer Science, Data Science, Engineering, or related field. 3+ years of backend software engineering experience. Proficient in Python and/or JavaScript (Node.js). Experience with CI/CD tools (e.g. GitHub Actions, Azure Pipelines). Familiar with Docker and microservices architecture. Solid understanding of RESTful APIs. Bonus: Experience with AI/… ML tools like Hugging Face, LangChain, or PyTorch. Tech Stack: Python/JavaScript (Node.js) Docker/Kubernetes Azure/GitHub Actions RESTful APIs/Microservices Hugging Face, LangChain, PyTorch Unfortunately, no sponsorship is available at this time. More ❯

mentor teammates and help grow their skillsets, fostering a culture of continuous learning and improvement. You will bring over 7 years of software engineering experience with deep expertise in JavaScript, TypeScript, and React. Experience in full stack development using Node.js or Go would be a nice to have alongside a strong understanding of automated testing and quality assurance practices. Bonus … skills include browser optimisation, compiler technology or UX design which will be highly regarded. Skills 7+ years software engineering experience Expert in JavaScript, TypeScript and React Strong understanding of automated testing and QA Ability to translate complex ideas into high-quality, shippable products Mentoring and team leadership skills Collaboration with cross-functional teams (engineers, designers) Focus on delivering impact while More ❯

Software Engineer – NodeJS TypeScript Salary: Up to £100'000– plus bonus NodeJS, React, JavaScript, TypeScript, React Framework, NextJS, Azure, Kubernetes, Docker, Digital Investments. SQL, Harrington Starr has partnered with an innovative Digital Investment & Crypto Currency house that specialise in developing unique software systems for Crypto Trading, Risk Management and Data Systems are now in the market for a NodeJS Software … for Crypto Trading and Risk Management within the organisation. This is a Greenfield project and we are looking for a Hands on Software Engineer where you will utilise the JavaScript ecosystem. This organisation are developing cutting edge web-systems, which are being used globally and are offering the opportunity for you to play a pivotal role within the full software More ❯

Software Engineer – NodeJS TypeScript Salary: Up to £100'000– plus bonus NodeJS, React, JavaScript, TypeScript, React Framework, NextJS, Azure, Kubernetes, Docker, Digital Investments. SQL, Harrington Starr has partnered with an innovative Digital Investment & Crypto Currency house that specialise in developing unique software systems for Crypto Trading, Risk Management and Data Systems are now in the market for a NodeJS Software … for Crypto Trading and Risk Management within the organisation. This is a Greenfield project and we are looking for a Hands on Software Engineer where you will utilise the JavaScript ecosystem. This organisation are developing cutting edge web-systems, which are being used globally and are offering the opportunity for you to play a pivotal role within the full software More ❯

not limited to Computer Science, Computer Engineering, and Electrical Engineering. Understanding of data structures and algorithms. Proficiency in one or more programming languages (e.g., JAVA, C++, Python, JS, HTML, JavaScript, GO) Extensive experience in engineering roles specializing in operating system performance optimization, systems optimization, or related areas. Desirable: Experience in developing mobile application software, Internet software or iOS/Android … operating systems Familiarity with front-end development technologies including but not limited to JavaScript frameworks (e.g., React, Angular, Vue.js), HTML5, and CSS.", HTML5, CSS Knowledge of operating system principles and experience in system architecture, performance, and power consumption optimization. Experience in publishing academic papers in related fields. Experience in publishing papers in international conferences or journals. More ❯

service and excellent user experience. What you’ll be doing Developing and maintaining websites, primarily using WordPress and Drupal Writing clean, standards-compliant code in HTML5, PHP, CSS, and JavaScript Building and testing features to ensure cross-browser and cross-device compatibility Supporting clients and colleagues with technical solutions and troubleshooting Collaborating on digital projects and generating ideas for improvements … Maintaining documentation and following best practice in deployment and version control What we’re looking for Strong skills in PHP, HTML5, CSS3, JavaScript, MySQL, Git Experience working with WordPress and Drupal (or similar CMS platforms) Understanding of full stack development Strong problem-solving skills with the ability to meet deadlines under pressure Excellent communication skills and ability to collaborate across More ❯

service and excellent user experience. What you’ll be doing Developing and maintaining websites, primarily using WordPress and Drupal Writing clean, standards-compliant code in HTML5, PHP, CSS, and JavaScript Building and testing features to ensure cross-browser and cross-device compatibility Supporting clients and colleagues with technical solutions and troubleshooting Collaborating on digital projects and generating ideas for improvements … Maintaining documentation and following best practice in deployment and version control What we’re looking for Strong skills in PHP, HTML5, CSS3, JavaScript, MySQL, Git Experience working with WordPress and Drupal (or similar CMS platforms) Understanding of full stack development Strong problem-solving skills with the ability to meet deadlines under pressure Excellent communication skills and ability to collaborate across More ❯

Test Manager/QA Manager/Quality Assurance/Senior Test Analyst/Tester/Automation/Playwright/Integration/API/CI/CD/Azure/JavaScript/TypeScript/Automation Strategy/Test Plans/Based in Solihull/Birmingham/£50,000 – 70,000 + bonus + benefits. One of our leading clients is looking … Selenium, Cypress). Solid understanding of integration and API testing, regression strategy, and CI/CD integration (Azure DevOps, GitHub Actions). Practical coding experience writing automated tests in JavaScript/TypeScript or Microsoft-aligned languages (.NET/C#). Experience defining QA strategy, test plans, acceptance criteria, and using metrics to measure outcomes. Ability to lead a small team More ❯

deliver high-performance applications used by major sports clients. Key Responsibilities Develop and extend multiple React/Next.js web applications Implement new UI components with Tailwind CSS and modern JavaScript Integrate REST APIs and real-time data feeds Debug, refactor, and optimise across frontend and backend systems Manage build pipelines and deployments within AWS Collaborate with internal teams to deliver … reliable and engaging user experiences Skills & Experience Essential: 3+ years’ commercial experience in React/Next.js development Strong TypeScript and modern JavaScript (ES6+) skills Experience with Tailwind CSS or similar frameworks Familiarity with WebSockets and real-time data integration Working knowledge of Node.js or Go Experience managing AWS environments, deployments, and pipelines Desirable: Experience in sports data, gaming, or live More ❯

Senior Developer Milton Keynes (hybrid) £40,000 - £60,000 Our client requires a Senior Developer with strong experience in C#, Azure (or similar cloud-based web applications) and JavaScript to join their growing team. You will have the flexibility of hybrid working and spend 3 days a week in their office. You will play a key role in designing, building … technologies and propose innovative solutions Look after complex coding tasks Skills: Proven experience as a Senior Developer or similar role Strong proficiency in C#, .NET, Azure Solid experience with JavaScript and modern front-end frameworks Excellent communication and leadership skills Ability to deliver complex projects to tight deadlines Outstanding attention to detail and with a focus on performance, security and More ❯

focused solutions that make a real impact. Responsibilities: Develop and maintain responsive web applications using PHP (Laravel) on the back end. Build engaging and performant user interfaces using modern JavaScript frameworks (React, Vue, or similar). Integrate APIs and third-party services to enhance application functionality. Write clean, efficient, and secure code following best practices. Collaborate in an agile environment … Troubleshoot, debug, and optimise applications for maximum performance. Requirements: 3+ years’ experience as a Full Stack Developer. Proven expertise with PHP and Laravel framework. Solid front-end experience with JavaScript, HTML5, CSS3, and a modern framework (React, Vue, or similar). Experience working with MySQL or other relational databases Salesforce experience is highly advantageous. Understanding of RESTful APIs and version More ❯

exploration with incredible savings. They are currently looking for a Senior Engineering Manager to lead their existing team (circa 15), made up of passionate and like-minded Full stack JavaScript Engineers. As the Senior Engineering Manager you'll play a pivotal role in driving innovation, leading and ensuring the scalability of their product. You will play a key part in … level, whilst remaining close to the code and has a passion for this! What we expect from the Senior Engineering Manager: • 10+ years experience in software engineering - All things JavaScript, TypeScript + Java • 3+ years experience as an engineering manager - proven people/technical leadership experience. • Proven experience in system architecture design, including scalable, reliable and performant solutions. • Experience scaling More ❯

exploration with incredible savings. They are currently looking for a Senior Engineering Manager to lead their existing team (circa 15), made up of passionate and like-minded Full stack JavaScript Engineers. As the Senior Engineering Manager you'll play a pivotal role in driving innovation, leading and ensuring the scalability of their product. You will play a key part in … level, whilst remaining close to the code and has a passion for this! What we expect from the Senior Engineering Manager: • 10+ years experience in software engineering - All things JavaScript, TypeScript + Java • 3+ years experience as an engineering manager - proven people/technical leadership experience. • Proven experience in system architecture design, including scalable, reliable and performant solutions. • Experience scaling More ❯

platforms. You’ll work closely with our designers, marketers, and clients to translate ideas into well-built, secure, and optimised websites. Key Responsibilities: Develop responsive websites using HTML, CSS, JavaScript, and modern frameworks (e.g., React, Vue, etc.) Build and customise Wagtail, WordPress, Shopify,or other CMS-based sites Optimise sites for speed, SEO, and mobile performance Ensure cross-browser and … tools when required Manage hosting, domains,and version control(e.g., Git) Skills/Experience: 2+ years experience in web development (agency experience a plus) Strong knowledge of HTML5, CSS3, JavaScript, and responsive design Experience with CMS platforms like WordPress (custom theme development), Shopify,or Wagtail Understanding of SEO principles and website performance optimisation Familiarity with Git, hosting platforms(e.g., cPanel More ❯

facing and internal problems that drive value. Champion security, observability, and reliability best practices. Mentor teammates and help cultivate a healthy, innovative engineering culture. Tech Stack: Core: TypeScript/JavaScript (server-side) Cloud & Infra: AWS (cloud-based architectures), Docker, CI/CD; IaC such as Terraform or CloudFormation Quality & Ops: Security and observability tooling/best practices Bonus exposure: React … on the front end (nice to have) What we’re looking for We value skill and impact over strict year counts. You should have: Strong TypeScript/JavaScript fundamentals and experience building high-traffic server-side web applications. Solid understanding of cloud-based application architecture (preferably AWS). Hands-on experience with Docker and CI/CD tooling. Practical grasp More ❯

facing and internal problems that drive value. Champion security, observability, and reliability best practices. Mentor teammates and help cultivate a healthy, innovative engineering culture. Tech Stack: Core: TypeScript/JavaScript (server-side) Cloud & Infra: AWS (cloud-based architectures), Docker, CI/CD; IaC such as Terraform or CloudFormation Quality & Ops: Security and observability tooling/best practices Bonus exposure: React … on the front end (nice to have) What we’re looking for We value skill and impact over strict year counts. You should have: Strong TypeScript/JavaScript fundamentals and experience building high-traffic server-side web applications. Solid understanding of cloud-based application architecture (preferably AWS). Hands-on experience with Docker and CI/CD tooling. Practical grasp More ❯

continuous improvement WHAT YOU’LL BRING Strong experience with Service Fabric and Kubernetes Proven experience architecting and scaling B2B SaaS platforms Strong full-stack technical expertise – especially across C#, JavaScript, and React Experience integrating with APIs and identity platforms (e.g. Microsoft Entra ID/Azure AD) Solid understanding of cloud infrastructure – ideally Azure and Service Fabric A collaborative mindset – comfortable … product, engineering, and client delivery A pragmatic, hands-on approach to problem-solving and decision-making Background in IAM or SSO is a bonus OUR TECH STACK Frontend: React, JavaScript Backend: C#, .Net, Azure Service Fabric Infrastructure: Azure, Service Fabric, Cosmos DB WHY COCENTRIC Be a key part of a product that’s transforming how the frontline workforce connects Help More ❯

continuous improvement WHAT YOU’LL BRING Strong experience with Service Fabric and Kubernetes Proven experience architecting and scaling B2B SaaS platforms Strong full-stack technical expertise – especially across C#, JavaScript, and React Experience integrating with APIs and identity platforms (e.g. Microsoft Entra ID/Azure AD) Solid understanding of cloud infrastructure – ideally Azure and Service Fabric A collaborative mindset – comfortable … product, engineering, and client delivery A pragmatic, hands-on approach to problem-solving and decision-making Background in IAM or SSO is a bonus OUR TECH STACK Frontend: React, JavaScript Backend: C#, .Net, Azure Service Fabric Infrastructure: Azure, Service Fabric, Cosmos DB WHY COCENTRIC Be a key part of a product that’s transforming how the frontline workforce connects Help More ❯

ambitious digital roadmap as our client base continues to grow. What You’ll Do Develop and maintain high-quality web applications using C#, ASP.NET/Core, HTML, CSS, and JavaScript Work collaboratively with designers and business teams to translate ideas into functional products Implement MVC patterns , REST APIs , and ensure robust, secure code aligned with OWASP best practices Debug, test … your career. Ideally, you’ll have: A degree in Computer Science or a related discipline (or equivalent practical experience) Solid understanding of C#, ASP.NET/Core, MVC, HTML, CSS, JavaScript, JSON, and Bootstrap Exposure to modern front-end frameworks such as React, Angular, Vue.js, or Knockout Familiarity with IIS and general web hosting environments Awareness of security principles and best More ❯

omvatten: Het ontwerpen, ontwikkelen en onderhouden van op maat gemaakte webapplicaties; Werken met C#, .NET Framework (WebForms, REST API) en .NET (REST API); Implementeren van front-end technologieën zoals JavaScript (TypeScript), HTML en CSS; Optimaliseren en beheren van relationele databases (SQL Server); Configureren en beheren van Windows Server en IIS; Werken met Visual Studio of Rider en versiebeheer met GIT … we zoeken Wij zoeken een senior developer met: Minimaal 5 jaar ervaring als .NET Developer; Ervaring met C#, .NET Framework (WebForms, REST API) en .NET (REST API); Kennis van JavaScript (TypeScript), HTML en CSS; Ervaring met SQL Server en relationele databases; Bekendheid met Windows Server en IIS; Ervaring met Visual Studio of Rider en GIT; Nauwkeurige en gestructureerde werkwijze; Proactieve More ❯