451 to 475 of 2,423 Permanent ECMAScript Jobs

packed and obfuscated and the associated algorithms Experience in host and network analysis to identify and characterize anomalies and vulnerabilities in the platform Java,Spring Framework, SQL. Familiar with JavaScript and Angular JIRA Experience w/Postgress & React .Net, Microsoft Stack If you are interested or know someone who is, please contact Corey Barnard, we offer case referral bonuses for More ❯

a week from Office based in Leeds). Key Skills Required: 5+ years of front-end development experience, with at least 4 years in Angular Expert knowledge of TypeScript, JavaScript (ES6+), HTML5, CSS3, and SCSS/SASS. Proven experience working directly with UX/UI teams, design systems, and tools like Figma, Sketch, or Adobe XD. Strong understanding of responsive More ❯

with MongoDB or similar database technology Experience with automated unit, integration, and external integration testing RESTful web service experience Preferred Full stack experience including UI development with a modern JavaScript framework (e.g., React, Vue, Angular) Experience with automated build tools, continuous integration, and continuous deployment Experience with containerization and orchestration technologies (e.g., Kubernetes) Kafka experience More ❯

and commercial experience in a similar role. The Senior Software Developer will join an experienced team developing modern interactive user interfaces using React with TypeScript. Key experience React TypeScript JavaScript Experience in any of the following areas would be advantageous but is not a prerequisite Good software engineering principles eg Version control/Git, issue tracking, documentation etc Node.js Front More ❯

a week from Office based in Leeds). Key Skills Required: 5+ years of front-end development experience, with at least 4 years in Angular Expert knowledge of TypeScript, JavaScript (ES6+), HTML5, CSS3, and SCSS/SASS. Proven experience working directly with UX/UI teams, design systems, and tools like Figma, Sketch, or Adobe XD. Strong understanding of responsive More ❯

and commercial experience in a similar role. The Senior Software Developer will join an experienced team developing modern interactive user interfaces using React with TypeScript. Key experience React TypeScript JavaScript Experience in any of the following areas would be advantageous but is not a prerequisite Good software engineering principles eg Version control/Git, issue tracking, documentation etc Node.js Front More ❯

Note: Need only Genuine profiles Top Skills Required: Java/Microservices/Springboot/Spring Reactive Reactjs/React/Redux/SSR/IONIC, HTML5/CSS/JavaScript/React Micro frontends Job Description/Responsibilities: Architect experience with strong knowledge in Java full stack developer with the knowledge of React Js and micro front ends Developers responsible More ❯

person team. Skills Requirements: • Proficiency in the following: o Data flow engineering (60%) o Spring Boot Rest APIs and Spring Libraries (20%) (Spring Security, Spring Data, etc.) o Modern JavaScript frameworks (20%) (VueJS, React, Angular, etc.) • Git • Maven • Linux development environment • Demonstrated willingness to learn and success in a 10+ person team environment. Nice to Haves: • NoSQL DBs (Mongo, ElasticSearch More ❯

and support user adoption. Requirements: Proven hands-on experience with Microsoft Dynamics 365 CRM Proficiency with Power Platform (Power Apps, Power Automate, Power BI). Experience in C#, .NET, JavaScript, TypeScript, and Dataverse. Familiarity with integration tools, REST APIs, and SQL Server. Solid understanding of CRM data models, security, and compliance (e.g., GDPR). Desirable: Experience with Azure services, DevOps More ❯

interfaces using CI/CD pipelines and infrastructure as code. FULL-STACK DEVELOPER - ESSENTIAL SKILLS: A Passion and competency for the full stack to deliver applications A familiarity with JavaScript and it's libraries (React.js, Vue.js) A determination to make improvements for those who use your applications. TO BE CONSIDERED... Please either apply through this advert or emailing me directly More ❯

seamless, high-quality user experiences. Work on backend-facing features supporting real-time, low-latency systems. What you bring: Commercial experience with TypeScript and frontend development. Exposure to React , JavaScript , HTML5 , CSS3 , and SQL . Experience working in Linux environments with a focus on scalability and performance. Clear communication skills and a willingness to mentor or lead where needed. You More ❯

seamless, high-quality user experiences. Work on backend-facing features supporting real-time, low-latency systems. What you bring: Commercial experience with TypeScript and frontend development. Exposure to React , JavaScript , HTML5 , CSS3 , and SQL . Experience working in Linux environments with a focus on scalability and performance. Clear communication skills and a willingness to mentor or lead where needed. You More ❯

and support user adoption. Requirements: Proven hands-on experience with Microsoft Dynamics 365 CRM Proficiency with Power Platform (Power Apps, Power Automate, Power BI). Experience in C#, .NET, JavaScript, TypeScript, and Dataverse. Familiarity with integration tools, REST APIs, and SQL Server. Solid understanding of CRM data models, security, and compliance (e.g., GDPR). Desirable: Experience with Azure services, DevOps More ❯

maintainable code. Must-Have Skills 6+ years in Frontend development. Strong Shopify expertise : Liquid templates, custom storefronts, Hydrogen framework. Hands-on experience with Hydrogen & Headless architecture . Proficiency with JavaScript, TypeScript, React, Node.js, HTML5, CSS3 . Experience in design-to-code workflows using Figma. Familiarity with Git workflows, CI/CD pipelines, and TDD . Nice-to-Have Skills Knowledge More ❯

is a place where you can grow your career in a supportive, engaging environment. Learn more at . Looking for a Talented Full Stack Developer. Must have experience with JavaScript frameworks, microservice based architectures, and AWS. Camunda and React are a plus. Required Skills: Strong proficiency in React, TypeScript, and React Query Proficient in Python development Hands-on experience with More ❯

Pipelines while having and understanding of continuous integration and continuous deployment best practices BS/BA in Computer Science OR equivalent combination of education and experience Experience with Java, JavaScript, Python, Ruby Requires expert or mastery level knowledge of work area, typically obtained through advanced education combined with experience. May have deep knowledge of project management. Advanced knowledge of related More ❯

to build high-impact features in a fast-moving, supportive environment. You ll take ownership of feature development across a payment platform and backend services, working with technologies like JavaScript/TypeScript, C# (.NET), and a bit of Golang. You will design and deploy new services, resolving production issues and integrating third-party platforms. You will play a hands-on More ❯

clean, scalable code 3. Optimize components for maximum performance across a range of devices and browsers 4. Collaborate with backend developers to integrate APIs seamlessly 5. Solid command of JavaScript (ES6+), HTML5, CSS3, and responsive design principles 6. Experience with state management tools like Redux 7. Familiarity with testing libraries like Jest, React Testing Library, or Cypress 8. Proficiency in More ❯

/day Inside IR-35 3-6 month initial contract - likely extension SC Cleared role Remote with ad hoc travel to Croydon Tech Stack: Expertise in (essential) React, TypeScript, JavaScript, NodeJS, Python, Postgres Familiarity with (desirable) Docker, Kubernetes, AWS, CI/CD Responsibilities : * Be a technical specialist for one or more products or services * Develop features, resolve bugs, elaborate stories More ❯

to build high-impact features in a fast-moving, supportive environment. You'll take ownership of feature development across a payment platform and backend services, working with technologies like JavaScript/TypeScript, C# (.NET), and a bit of Golang. You will design and deploy new services, resolving production issues and integrating third-party platforms. You will play a hands-on More ❯

Office integration components using VSTO as needed. Mentor junior developers and conduct code reviews. Required Skills 7+ years of experience in front-end development with ASP.NET (MVC), HTML5, CSS3, JavaScript/jQuery. Strong expertise with Telerik UI for ASP.NET MVC (grids, charts, forms, etc.). Proven experience optimizing legacy ASP.NET applications for performance, scalability, and maintainability. Working knowledge of VSTO More ❯

level aptitude for technology Education to at least a BSc level or higher in Computer Science or Mathematics from a Russell Group University or equivalent. Desirable skills: HTML5, CSS, JavaScript Multi-threaded application development Understanding of Windows technologies If you feel you have the skills and experience required for this opportunity, please contact Oliver Wilson on or email Spectrum IT More ❯

ll help drive innovation in international payments, forex, and e-commerce platforms. Collaborate with agile teams to build scalable systems that power global transactions. Tech Stack & Responsibilities .NET, C#, JavaScript, TypeScript RESTful APIs, MS SQL Server, T-SQL Agile, CI/CD, unit testing (xUnit, Moq) Distributed systems, service buses, multithreading Legacy support: VB.NET, VB6 (nice to have) Mentoring junior More ❯

level aptitude for technology Education to at least a BSc level or higher in Computer Science or Mathematics from a Russell Group University or equivalent. Desirable skills: HTML5, CSS, JavaScript Multi-threaded application development Understanding of Windows technologies If you feel you have the skills and experience required for this opportunity, please contact Oliver Wilson on (phone number removed) or More ❯

best practices, automated builds, test automation, and quality gates Familiarity with static/dynamic scanning tools (SonarQube, Coverity, etc.) Programming/Scripting in Linux & Windows (Python, Bash, Shell, Go, JavaScript, TypeScript) Containerization & orchestration: Docker, Podman, Kubernetes Cloud environments: AWS + on-prem cloud Security+ Certification preferred Knowledge of STIG, SCAP, and software metric automation More ❯