1 to 25 of 80 JavaScript Jobs in Hertfordshire

with front-end trends and suggesting improvements Supporting and mentoring junior engineers What you'll need Essential Strong experience with React (hooks), Zustand, TypeScript, JavaScript Solid knowledge of HTML and CSS Familiarity with testing tools such as Vitest, Playwright, or equivalent Strong analytical and debugging ability Effective communicator, able ...

z2bz0 years experience as a Software/Senior Engineer Strong experience with technologies such as Golang Good experience with TypeScript. Experience with both JavaScript and frameworks such as React and Express.js (or similar) Strong experience using HTML & CSS Experience with cloud platform providers such as AWS, Azure or GCP (ideally ...

teams. Strong hands-on expertise with the Microsoft .NET ecosystem: C#, ASP.NET MVC, Entity Framework, Visual Studio. Solid understanding of web technologies such as JavaScript, React, Angular, HTML. Strong grounding in software engineering principles, including SOLID, design patterns, and scalable architecture. Experience delivering enterprise-grade, cloud-hosted applications. Strong understanding ...

teams. Strong hands-on expertise with the Microsoft .NET ecosystem: C#, ASP.NET MVC, Entity Framework, Visual Studio. Solid understanding of web technologies such as JavaScript, React, Angular, HTML. Strong grounding in software engineering principles, including SOLID, design patterns, and scalable architecture. Experience delivering enterprise-grade, cloud-hosted applications. Strong understanding ...

teams. Strong hands-on expertise with the Microsoft .NET ecosystem: C#, ASP.NET MVC, Entity Framework, Visual Studio. Solid understanding of web technologies such as JavaScript, React, Angular, HTML. Strong grounding in software engineering principles, including SOLID, design patterns, and scalable architecture. Experience delivering enterprise-grade, cloud-hosted applications. Strong understanding ...

integration and continuous deployment (CI/CD) processes. EXPERIENCE & QUALIFICATIONS Essential Skills: Model driven apps Dataverse Power Automate Development TypeScript Desirable Skills (Bonus): C# JavaScript (including TypeScript) Canvas apps and Power Pages Azure DevOps for task management Agile Scrum methodology Microsoft SharePoint, Power BI, and Copilot PowerShell scripting ...

integration and continuous deployment (CI/CD) processes. EXPERIENCE & QUALIFICATIONS Essential Skills: Model driven apps Dataverse Power Automate Development TypeScript Desirable Skills (Bonus): C# JavaScript (including TypeScript) Canvas apps and Power Pages Azure DevOps for task management Agile Scrum methodology Microsoft SharePoint, Power BI, and Copilot PowerShell scripting ...

skills Knowledge of using Microsoft Windows and Linux operating systems Non-essential Distributed simulation standards/Protocols (DIS, HLA, DDS) and web services development (JavaScript, Node JS or similar) Military Communications, Datalinks and Interfaces such as 1553/1760 and Ethernet TCP/IP Practical knowledge of System integration principles ...

architectures in AWS/Azure Familiarity with API design and management , REST/SOAP , and event-driven architectures Hands-on experience with Python, JavaScript, or ETL/data transformati on tools Knowledge of SaaS platforms such as Salesforce, ServiceNow, SAP, or Pega Awareness of DevOps, CI/CD, and version ...

Automate, Power BI etc Hands-on experience with AI automation tools, machine learning models, and data analytics. Proficiency in programming languages such as C#, JavaScript, .NET, HTML, CSS, and familiarity with Azure services. Excellent problem-solving skills, with the ability to manage complex technical projects. Strong communication and leadership skills ...

Automate, Power BI etc Hands-on experience with AI automation tools, machine learning models, and data analytics. Proficiency in programming languages such as C#, JavaScript, .NET, HTML, CSS, and familiarity with Azure services. Excellent problem-solving skills, with the ability to manage complex technical projects. Strong communication and leadership skills ...

Automate, Power BI etc Hands-on experience with AI automation tools, machine learning models, and data analytics. Proficiency in programming languages such as C#, JavaScript, .NET, HTML, CSS, and familiarity with Azure services. Excellent problem-solving skills, with the ability to manage complex technical projects. Strong communication and leadership skills ...

Fully Remote Role Must have Active SC Clearance Contract Until End of March 1st December Start Date Rate: £315 per day Skills Front-End: JavaScript, HTML; responsive UI patterns and adherence to modern web standards. Back-End: Node.js and Spring Boot microservices; RESTful API design and management (including policies, rate ...

Fully Remote Role Must have Active SC Clearance Contract Until End of March 1st December Start Date Rate: £315 per day Skills Front-End: JavaScript, HTML; responsive UI patterns and adherence to modern web standards. Back-End: Node.js and Spring Boot microservices; RESTful API design and management (including policies, rate ...

using Microsoft Windows and Linux operating systems. Non-Essential Skills: Experience with distributed simulation standards/protocols (DIS, HLA, DDS) and web services development (JavaScript, Node JS or similar). Understanding of military communications, datalinks, and interfaces such as 1553/1760 and Ethernet TCP/IP. Practical knowledge ...

skills Knowledge of using Microsoft Windows and Linux operating systems Non-essential: Distributed simulation standards/Protocols (DIS, HLA, DDS) and web services development (JavaScript, Node JS or similar) Military Communications, Datalinks and Interfaces such as 1553/1760 and Ethernet TCP/IP Practical knowledge of System integration principles ...

GitHub, Jenkins, etc.) Experience writing scripts with Python, Postman, etc. to automate tasks via security tool APIs (REST & GraphQL) Familiarity with how .NET, Java, JavaScript programs are compiled and packaged. Hands-on experience with application security solutions (Veracode, Synopsys, Checkmarx, Snyk, etc.) and cloud security solutions (Wiz, Palo Alto Prisma ...

GitHub, Jenkins, etc.) Experience writing scripts with Python, Postman, etc. to automate tasks via security tool APIs (REST & GraphQL) Familiarity with how .NET, Java, JavaScript programs are compiled and packaged. Hands-on experience with application security solutions (Veracode, Synopsys, Checkmarx, Snyk, etc.) and cloud security solutions (Wiz, Palo Alto Prisma ...

Linux operating systems. Excellent written, verbal, and presentation skills. Desirable Skills: Familiarity with distributed simulation standards (DIS, HLA, DDS). Experience developing web services (JavaScript, Node.js or similar). Knowledge of military communication protocols (1553/1760, Ethernet TCP/IP). Understanding of system integration principles and processes. ...

/CI/CD standards, etc.) Tech Stack & Skills You'll Use Shopify/Shopify Plus Liquid, HTML, CSS/SCSS, JavaScript GraphQL, REST APIs, Shopify Admin API Shopify Functions, UI Extensions Vite.js/Webpack, Shopify CLI Git/GitHub, CI/CD pipelines Performance optimisation (Core Web Vitals, Page ...

/CI/CD standards, etc.) Tech Stack & Skills You'll Use Shopify/Shopify Plus Liquid, HTML, CSS/SCSS, JavaScript GraphQL, REST APIs, Shopify Admin API Shopify Functions, UI Extensions Vite.js/Webpack, Shopify CLI Git/GitHub, CI/CD pipelines Performance optimisation (Core Web Vitals, Page ...

/CI/CD standards, etc.) Tech Stack & Skills You'll Use Shopify/Shopify Plus Liquid, HTML, CSS/SCSS, JavaScript GraphQL, REST APIs, Shopify Admin API Shopify Functions, UI Extensions Vite.js/Webpack, Shopify CLI Git/GitHub, CI/CD pipelines Performance optimisation (Core Web Vitals, Page ...

infrastructure, working with virtual filesystems and linux primitives. About You: 6+ years of relevant software engineering experience. Strong proficiency at least one of JavaScript/TypeScript/Golang, Golang preferred. You have extended experience with Containers, Virtual Machines, Linux. Practical experience building, running and debugging distributed systems. Excellent problem solving ...

infrastructure, working with virtual filesystems and linux primitives. About You: 6+ years of relevant software engineering experience. Strong proficiency at least one of JavaScript/TypeScript/Golang, Golang preferred. You have extended experience with Containers, Virtual Machines, Linux. Practical experience building, running and debugging distributed systems. Excellent problem solving ...

available regularly, allowing you to maintain a predictable schedule. Job Responsibilities What will you do: Contribute to building and improving web interfaces using modern JavaScript-based tools. Write clean, simple, and reliable code for UI components. Apply good design judgement to enhance layouts, interactions, and overall usability. Document your work ...