1 to 25 of 37 Permanent JavaScript Jobs in Hertfordshire

.NET, .NET Core/ASP.NET MVC, C# and Azure SQL. Knowledge of software development methodologies is of interest (Agile, Scrum). My client will provide training in: .NET 9, JavaScript, React, Angular 19, Microservices, MongoDB, Vue.js, TypeScript, Azure, AWS, Web API 2, Entity Framework, Node.js, Elasticsearch, Agile, TDD, BDD, Scrum, Kanban and MongoDB. This is a truly exciting project, one More ❯

emerging tech and tooling. What you'll bring: A strong technical background, ideally educated to degree level or equivalent experience.Hands-on experience with a broad tech stack including: C#, JavaScript, Python Azure, Terraform, Kubernetes, Docker CI/CD pipelines (Azure DevOps, GitHub Actions, etc.) Front End frameworks (React, Vue, ASP.NET) API design (REST, JSON, XML) Database experience: SQL, NoSQL, vector More ❯

oriented development principles and technologies such as .NET, .NET Core/ASP.NET MVC, C#, and Azure SQL. You will receive expert training on the latest technologies including .NET 9, JavaScript, React, Angular 19, Microservices, MongoDB, Vue.js, TypeScript, Azure, AWS, Web API 2, Entity Framework, Node.js, Elasticsearch, Agile, TDD, BDD, Scrum, Kanban, and MongoDB. All positions come with the following benefits More ❯

orientated development principles and technologies such as: .NET, .NET Core/ASP.NET MVC, C# and Azure SQL. You will receive expert training on the latest technologies including: .NET 9, JavaScript, React, Angular 19, Microservices, MongoDB, Vue.js, TypeScript, Azure, AWS, Web API 2, Entity Framework, Node.js, Elasticsearch, Agile, TDD, BDD, Scrum, Kanban and MongoDB. All positions come with the following benefits More ❯

Power Apps (Canvas and Model-Driven), Power Automate, and Dataverse. Proven track record in building complex Canvas Apps using multiple data sources and custom connectors. Proficient in .NET (C#), JavaScript, Web API, SQL Server , and working knowledge of HTML, CSS, XML, JSON . Experience in integrating with Microsoft Azure services such as Logic Apps, Functions, and Azure DevOps pipelines. Comfortable More ❯

integrated into the development and release cycles. Utilize Azure DevOps for planning, tracking, and coordinating testing efforts. Salesforce Developer – Candidate Requirements: Strong proficiency with Apex, Lightning Web Components (LWC), JavaScript, and HTML/CSS. Experience with Salesforce configuration, including custom objects, workflows, validation rules, and page layouts. Familiarity with Salesforce sharing model and security best practices in Experience Cloud. Background More ❯

Our client offers over 20 days of dedicated technical training per year and exposure to cutting edge technologies such as: .NET 9, Web API 2, Entity Framework, Microservices, Azure, JavaScript, Angular 19, Bootstrap, Agile and MongoDB. Additionally you will follow an official structured career progression program. Location: Bishop's Stortford, Hertfordshire, UK/Remote Working Salary More ❯

testing, and technical documentation What Youll Need: At least 1 year of hands-on experience with C# and .NET (Core or Framework) Strong foundation in web development: HTML, CSS, JavaScript Understanding of RESTful APIs, JSON, and HTTP Experience working with relational databases like SQL Server Good problem-solving skills and a security-first mindset Working Arrangement: This is a fully More ❯

experienced in: .NET, .NET Core/ASP.NET MVC, C# and Azure SQL. You will be trained in all aspects of: .NET 9, Web API 2, Entity Framework, Microservices, Azure, JavaScript, Angular 19, Bootstrap, Agile and MongoDB. Top performers can expect to receive their first promotion (and pay rise) within 6 months. Our client offers a unique working environment including a More ❯

and Git Ability to absorb and simplify complex technical information Excellent communication skills in English Desirable Skills & Experience Experience contributing to or maintaining open-source projects Familiarity with Python , JavaScript , C++ , or frameworks like React and FastAPI Understanding of Docker , Kubernetes , and modern cloud environments Experience documenting APIs and large-scale systems Hands-on knowledge of tools like Sphinx , ReadTheDocs More ❯

having a direct and meaningful impact on the business. What You'll Need : Experience with PHP 8, Node.js, MySQL, Redis, AWS. Solid understanding of front-end technologies: HTML, CSS, JavaScript, and responsive web design. What They Offer : An exciting and supportive culture where you can explore ideas to develop and grow professionally and personally. They foster a collaborative and inclusive More ❯

queries, optimization, and database design API Development - REST API design, integration, and best practices Modern PHP - Object-oriented programming, PSR standards, and contemporary practices Desirable Skills Front-end development (JavaScript, CSS, Vue.js, React) Testing experience (PHPUnit, feature testing, TDD) DevOps knowledge (Docker, CI/CD, cloud platforms) ITAD industry experience (IT Asset Disposition) Laravel ecosystem tools (Forge, Vapor, Horizon, Nova More ❯

queries, optimization, and database design API Development - REST API design, integration, and best practices Modern PHP - Object-oriented programming, PSR standards, and contemporary practices Desirable Skills Front-end development (JavaScript, CSS, Vue.js, React) Testing experience (PHPUnit, feature testing, TDD) DevOps knowledge (Docker, CI/CD, cloud platforms) ITAD industry experience (IT Asset Disposition) Laravel ecosystem tools (Forge, Vapor, Horizon, Nova More ❯

Technical degree in Engineering, Computing, Networking, or similar Certifications (Linux+, Network+, Cisco, Juniper, AWS) Satellite or wireless communications experience Familiarity with avionics systems and cabling standards Scripting experience (Python, JavaScript, REST) Experience with automation and containerization tools (Git, Jenkins, Puppet, Ansible, Docker) This is a hybrid role with regular on-site work required and occasional international travel. An excellent opportunity More ❯

Technical degree in Engineering, Computing, Networking, or similar Certifications (Linux+, Network+, Cisco, Juniper, AWS) Satellite or wireless communications experience Familiarity with avionics systems and cabling standards Scripting experience (Python, JavaScript, REST) Experience with automation and containerization tools (Git, Jenkins, Puppet, Ansible, Docker) This is a hybrid role with regular on-site work required and occasional international travel. An excellent opportunity More ❯

applications using PHP (preferably version 8), with solid knowledge of MySQL or MariaDB Familiarity with WordPress development, including custom themes and plugins Understanding of front-end technologies such as JavaScript (jQuery), CSS, and HTML Experience working in Agile or Scrum environments, with the ability to contribute to sprint planning and reviews Exposure to Moodle or other learning management systems, or More ❯

certifications, AWS or similar. Basic knowledge of commercial avionics systems (115v/400Hz, ARINC standards, A600 Connectors, Quadrax, trays etc.) Satellite/Wireless communications experience Scripting experience using Python, JavaScript, REST or equivalent language. Server virtualization or AWS/Cloud experience Knowledge or experience with tools such as Git, Artifactory, Jenkins, Puppet, Ansible, Docker EEO Statement Viasat is proud to More ❯

good solid background in ServiceNow Development/Coding, perhaps moving up from an Admin level. Strong understanding of ITIL/ITSM processes, especially incident/problem management. Comfortable with JavaScript, XML, JSON, HTML, CSS. Organised, proactive, and confident in taking ownership of technical issues. Excellent communication skills across technical and non-technical teams. Why Apply? Clear progression into technical leadership. More ❯

patching, and release management Provide analysis of problems and possible solutions You will have: 5 years’ experience developing the ServiceNow platform Experience with common web and platform technologies (XML, JavaScript, JSON, HTML, CSS etc) ServiceNow Certified System Administrator accreditation required, and having CIS-CSM/CIS-ITSM, ITIL v4 Foundation would be advantageous More ❯

implementing ITSM , FSM , and CMDB modules Demonstrated success in leading Experience Portal projects in ServiceNow Familiarity with AI/ML integrations and capability-building within ServiceNow Expertise in scripting (JavaScript, Glide), integrations (REST/SOAP), and custom app development Strong analytical and problem-solving skills Excellent communication and stakeholder management Preferred Qualifications: Certified ServiceNow Architect or Implementation Specialist Experience in More ❯

/request) transactions Good understanding of security concepts within integration Proficiency in at least one programming/scripting language (e.g., ABAP, VB, C++, PowerShell, XSLT, XQuery, SQL, Groovy Script, JavaScript) Interest in current market trends and up-to-date technological knowledge Understanding of industry standards within integration Additional information Wewouldneedyoutotravelup to 2 days per week to our Hatfield office About More ❯

as a ServiceNow developer or admin on medium to large scale ServiceNow platforms with excellent communication skills. Minimum 3 years of experience with common web and platform technologies (XML, JavaScript, JSON, HTML, CSS, etc). Extensive experience in IT Service Management, with a focus on incident management. Experience of working in a SaaS environment. Ability to effectively communicate with all More ❯

as a ServiceNow developer or admin on medium to large scale ServiceNow Platforms with excellent communication skills. Minimum 3 years of experience with common web and platform technologies (XML, JavaScript, JSON, HTML, CSS etc). Extensive experience in IT Service Management. Experience of working in a SaaS environment. Ability to effectively communicate with all levels of the organization. Be highly More ❯

as a ServiceNow developer or admin on medium to large scale ServiceNow Platforms with excellent communication skills. Minimum 3 years of experience with common web and platform technologies (XML, JavaScript, JSON, HTML, CSS etc). Extensive experience in IT Service Management. Experience of working in a SaaS environment. Ability to effectively communicate with all levels of the organization. Be highly More ❯

development role, with expertise and relevant certification; CSA (Certified System Administrator), CAD (Certified Application Developer) and CIS in ITSM, ITOM, HRSD, CSM, or other key modules. Strong knowledge of JavaScript, ServiceNow scripting (Business Rules, Client Scripts, Script Includes), Flow Designer, IntegrationHub, and REST/SOAP APIs. Experience integrating ServiceNow with third-party systems using APIs, web services, and automation tools. More ❯