1 to 25 of 30 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 ❯

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 ❯

Required Skills & Experience Demonstrable expertise in MVC and .NET web applications development , including advanced customisation and extensibility. Deep experience with the ASP.NET MVC framework .. Proficient in .NET (C#), JavaScript, Web API, SQL Server , and working knowledge of HTML, CSS, XML, JSON . Comfortable with complex data modelling and performance optimisation in large-scale MVC environments. Adept at explaining technical More ❯

Proven full-stack development experience, with strong back-end skills in PHP (v8+) CodeIgniter 3 framework experience Proficient in MySQL database design and management Comfortable with HTML, CSS, and JavaScript Confident in using Git for version control Experience with Docker Strong problem-solving skills, proactive approach, and excellent communication A solid grasp of scalability, security, and performance considerations Full right More ❯

years in a Site Reliability Engineering, DevOps, or Software Engineering role focused on platform development. 3+ years of development experience with a high-level programming language (e.g., Python, Go, JavaScript). Proven expertise in AWS architecture and operations, including services such as EC2, ECS/EKS, RDS, S3, IAM, and networking. Strong knowledge of CI/CD pipelines and automation More ❯

years in a Site Reliability Engineering, DevOps, or Software Engineering role focused on platform development. 3+ years of development experience with a high-level programming language (e.g., Python, Go, JavaScript). Proven expertise in AWS architecture and operations, including services such as EC2, ECS/EKS, RDS, S3, IAM, and networking. Strong knowledge of CI/CD pipelines and automation More ❯

with component-driven development and design systems. Demonstrated ability to implement complex UI/UX from Figma, Sketch, or similar tools. Advanced knowledge of HTML5, CSS3 (SCSS/Tailwind), JavaScript (ES6+), and related tooling. Experience leading technical teams or projects. Deep understanding of responsive design, accessibility, and performance optimization. Familiarity with CI/CD workflows and Git. Desirables: Experience with More ❯

with component-driven development and design systems. Demonstrated ability to implement complex UI/UX from Figma, Sketch, or similar tools. Advanced knowledge of HTML5, CSS3 (SCSS/Tailwind), JavaScript (ES6+), and related tooling. Experience leading technical teams or projects. Deep understanding of responsive design, accessibility, and performance optimization. Familiarity with CI/CD workflows and Git. Desirables: Experience with 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 ❯

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 ❯

Excellent verbal, presentation and written communication skills Knowledge of using Microsoft Windows and Linux operating systems Desirable: 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 and processes 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 ❯

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 ❯

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 … minute walk from local station, with the flexibility to work from home three days a week. 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, Algorithms … Sabbatical after 10 years of service Flexible working with 3 days remote Apply now to find out more about this C# Developer/Full Stack Engineer (C# .Net Core JavaScript) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We're an equal opportunities employer whose people come 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 … minute walk from local station, with the flexibility to work from home three days a week. 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, Algorithms … Sabbatical after 10 years of service Flexible working with 3 days remote Apply now to find out more about this C# Developer/Full Stack Engineer (C# .Net Core JavaScript) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We're an equal opportunities employer whose people come 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 ❯

Full Stack Engineer/Developer (C# .Net Core JavaScript AWS) St Albans/WFH to £100k Opportunity to progress your career in a 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 … minute walk from local station, with the flexibility to work from home three days a week. 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, Algorithms … sharing knowledge You are degree educated in Computer Science or closely related discipline Apply now to find out more about this Full Stack Engineer/Developer (C# .Net Core JavaScript) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We're an equal opportunities employer whose people come More ❯

About the role We have an exciting opportunity for an Associate JavaScript Engineer to join the elementsuite team-ideal for someone in the early stages of their software development career, with around 1-2 years' experience and a passion for building high-quality web applications. This role offers a great opportunity to grow your skills across the full stack while … working with modern JavaScript technologies. You'll contribute to building intuitive interfaces and backend functionality, supported by experienced developers in a collaborative, agile environment. elementsuite is rewriting the rulebook on how enterprise software is built. Our cloud-native platform powers flexible, scalable, and beautifully simple HR and workforce management solutions. This year, we joined forces with Zellis to create an … of work: intuitive, connected, and AI-enabled. Key responsibilities in the role will include: Supporting the development of new features in line with the elementsuite roadmap. Writing clean, maintainable JavaScript code with guidance from senior developers. Building user interfaces using modern frameworks such as Vue.js (or similar). Assisting with the creation of responsive layouts using HTML5 and CSS3. Writing More ❯

.NET Developer, .NET 9, C# - Global Record Label - Hertford (Tech stack: .NET Developer, .NET 9, Azure, Angular 19, Multithreading, RESTful, Web API 2, JavaScript, Programmer, Full Stack Engineer, Architect, .NET Developer) We are pleased to announce that our client, one of the largest and most recognised brands within the music industry, is seeking .NET Developer to work out of their … .NET Core/ASP.NET MVC, C# and Azure SQL. Our client can provide training into: .NET 9, Azure, Angular 19, Solid, DRY, LINQ, multithreading, Microservices, RESTful, Web API 2, JavaScript, HTML5, Agile and MongoDB. My client offers flexible working hours, home working and amazing offices (onsite cinema, pool tables, bar, free canteen, gym). These positions are dope!!! Location: Hertford More ❯

.NET Developer - St Albans (Tech stack: .NET Developer, .NET 9, C#, Azure, Angular 19, Multithreading, RESTful, Web API 2, JavaScript, Programmer, Full Stack Engineer, Architect, .NET Developer) Our client is a global video technology company with a strong presence in 17 countries. Using cutting edge technologies they help their clients join the dots on Facebook, YouTube and the social web. … give you the opportunity to work on enterprise level software development projects and training into: .NET 9, Azure, Angular 19, Solid, DRY, LINQ, multithreading, Microservices, RESTful, Web API 2, JavaScript, HTML5, Agile and MongoDB. You will follow the firm's rapid career progression programme. Previous top performers have achieved several promotions (and pay rises) within 12 months of joining. If More ❯

.NET Developer - Harpenden (Tech stack: .NET Developer, .NET 9, Azure, Angular 19, Multithreading, RESTful, Web API 2, JavaScript, Programmer, Full Stack Engineer, Architect, .NET Developer) After 15 years' experience in the fashion industry, our client has a mission to change the way people find clothes they love by combining technology with the personal touch of seasoned style experts. Our client … ASP.NET MVC, C# and Azure SQL. There are opportunities for training into technologies such as: .NET 9, Azure, Angular 19, Solid, DRY, LINQ, multithreading, Microservices, RESTful, Web API 2, JavaScript, HTML5, Agile and MongoDB. Their benefits include the following: Bonus (10-15%). Share options. Private medial healthcare (family plan included). Company pension (15% company contribution). Home working More ❯

About the role We have an exciting opportunity for a Full-Stack JavaScript Engineer to join the elementsuite teamsomeone whos passionate about building high-quality products and tools across the stack. This role blends front-end finesse with back-end capability, and were especially keen to meet developers who can pair modern JavaScript frameworks with solid SQL experience to help … world of work: intuitive, connected, and AI-enabled. Key responsibilities in the role will include: Building innovative, high-quality features in line with the elementsuite roadmap. Writing clean, reusable JavaScript code using modern frameworks (Vue.js, Knockout.js). Creating responsive, user-focused UI/UX with HTML5, CSS3, and SASS. Designing and writing performant SQL queries to support data-driven functionality. … others. Supporting operational sessions with technical insight and analysis. Staying mindful of performance across both client and server-side code. Skills & experience Proven experience in a full-stack or JavaScript-focused software engineering role. Strong JavaScript skills and experience with modern frameworks (Vue.js, Knockout.js, jQuery). Solid working knowledge of SQL , relational databases, and writing efficient queries. Good understanding of More ❯

About the role We have an exciting opportunity for a Full-Stack JavaScript Engineer to join the elementsuite team-someone who's passionate about building high-quality products and tools across the stack. This role blends front-end finesse with back-end capability, and we're especially keen to meet developers who can pair modern JavaScript frameworks with solid SQL … world of work: intuitive, connected, and AI-enabled. Key responsibilities in the role will include: Building innovative, high-quality features in line with the elementsuite roadmap. Writing clean, reusable JavaScript code using modern frameworks (Vue.js, Knockout.js). Creating responsive, user-focused UI/UX with HTML5, CSS3, and SASS. Designing and writing performant SQL queries to support data-driven functionality. … others. Supporting operational sessions with technical insight and analysis. Staying mindful of performance across both client and server-side code. Skills & experience Proven experience in a full-stack or JavaScript-focused software engineering role. Strong JavaScript skills and experience with modern frameworks (Vue.js, Knockout.js, jQuery). Solid working knowledge of SQL , relational databases, and writing efficient queries. Good understanding of More ❯

.NET Developer, .NET 9, C# - Global Internet Icon - Hitchin (Tech stack: .NET Developer, .NET 9, Blazor, Azure, JavaScript, HTML5, CSS3, Agile, Programmer, Full Stack Engineer, Architect, .NET Developer) Our client has long been a classic internet icon; today it has evolved into an integrated and diversified modern media company. We are seeking .NET Developer to work on one of the … have a skill set that encompasses: .NET, .NET Core/ASP.NET MVC, C#, Azure SQL and Agile. Full training will be provided into: .NET 9, Blazor, EF Core, Azure, JavaScript, HTML5, CSS3, Agile, TDD, BDD and MongoDB. Our client offers a truly refreshing working environment including: flexible working hours, home working, casual dress code, onsite gym and games room and More ❯

.NET Developer - Software House - Welwyn Garden City (Tech stack: .NET Developer, .NET 9, Blazor, Azure, JavaScript, HTML5, CSS3, Agile, Programmer, Full Stack Engineer, Architect, .NET Developer) Do you want to work for an internationally recognised brand? Do you want to work on enterprise level .NET/C# software development projects and gain exposure to cutting edge technologies? Do you want … .NET Developer applicants should be experienced in: .NET, .NET Core/ASP.NET MVC, C# and Azure SQL. Our client can provide training into: .NET 9, Blazor, EF Core, Azure, JavaScript, HTML5, CSS3, Agile, TDD, BDD, Azure SQL and MongoDB. You will be working alongside an MVP and well respect author on Agile and .NET/C# development. This is a More ❯