Javascript jobs in Hertfordshire

 ...responsive web applications that meet user needs and business goals. Writing clean, efficient, and maintainable code using HTML, CSS, and JavaScript. Optimizing web applications for maximum speed and scalability. Conducting thorough testing and debugging to ensure optimal... 

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'... 

 ...CrewAI, AutoGen) or vector database Experience building internal tools or platforms in retail or e-commerce Familiarity with cloud infrastructure (GCP preferred) and containerisation Job Owner: d.prosser Tagged as: JavaScript , Node.js , Python , React.js... 

 ...End Development (e.g. Angular, React); Web API framework (e.g. Spring boot / Rest API); Web/GUI development (UI/UX, HTML, CSS, Javascript/Typescript); SQL, PL/SQL; Subversion; Microsoft Access database; Jenkins. In addition to demonstrating the following:... 

 ...70,000 per year Requirements: Engineering or electronics background Strong software development skills in C#, Python and/or JavaScript Hands-on experience with communication protocols such as UART, SPI, I2C, Modbus or CAN Comfortable reading schematics and using... 

 ...expertise in Java, OO design patterns, multi-threading and asynchronous paradigms. Experience with Spring, Git, Postgres, MongoDB, and JavaScript. Comfortable designing APIs and working across cloud-native architectures. Experience writing performant Rust code is a strong... 

 ...Proficiency with IBM i (AS/400), RPG, CL, or COBOL. Modern Scripting & Databases: Hands-on experience with languages like Python, JavaScript, C++, or Java. Middleware & Integration: Familiarity with messaging queues (e.g., IBM MQ), API gateways, and event-driven... 

 ...place retention and structure to keep us lean The successful candidate will have detailed and demonstrable experience of .NET Core, C# 6.0+, MVC, SQL Server, HTML5, CSS, Javascript, Bootstrap, RESTful web services, client side framework Angular, PostgreSQL,Hangfire.... 

 ...environment; Programming experience in one or more languages such as “C”, C++, ObjectiveC, Swift, MatLab, Simulink, Python, Java, JavaScript or assembler. Desirable: Embedded computer systems (e.g. Arduino, Raspberry Pi etc.); Linux; Mathematical modelling;... 

 ...at least one test automation framework (Playwright preferred) • Comfortable writing test scripts in at least one language — Python, JavaScript, TypeScript or C# • Experience with API testing tools such as Postman or REST Assured • Familiarity with CI/CD pipelines —... 

 ...assurance central to its success. What you'll be doing: ~ Design, develop, and maintain automated test scripts using Playwright and JavaScript/TypeScript for end-to-end, regression, and functional scenarios. ~ Build reusable, modular test components; maintain and adapt... 

 ...mitigation strategies (OWASP Top 10, ASVS, MASVS).  ~ Proficiency in at least one programming or scripting language (e.g., Python, JavaScript, C#).  ~ Strong analytical, problem-solving, and troubleshooting skills.  ~ Excellent communication and teamwork abilities.... 

Are you a qualified electrician and looking for an environment where your skills can truly make a difference? Warner Bros. Studios Leavesden is looking for a confident and organised Assistant Lead Electrician to help lead the charge in maintaining, modifying, and installing ...

Salary: £48,000 - 88,000 per year Requirements: Strong A-Level qualifications (3 As minimum or international equivalent) Bachelors degree in Computer Science from a globally recognised university or Top 300 university, with a minimum 2:1 grade Strong programming skills...

ABOUT US Spreadex has been operating for 25 years as a sports and financial spread betting provider. The business expanded to offer fixed odds betting in 2010 and CFD trading in 2017. Spreadex is the only global operator to offer all these services under one brand. After...

We are hiring a Regional Trainer to join our team to ensure our Service Technicians are trained on the machines they are asked to attend, improve our first time fix rate, and deliver a higher level of service to our customers. In this role you will play a key part in working...

ABOUT US Spreadex has been operating for 25 years as a sports and financial spread betting provider. The business expanded to offer fixed odds betting in 2010 and CFD trading in 2017. Spreadex is the only global operator to offer all these services under one brand. After...

We are seeking to appoint a passionate and imaginative individual to help instil a love of reading within our popular and well-resourced Learning Resources Centre (LRC). The LRC is in constant use throughout the day and the centre is well supported by a fantastic team of student...

Funeral Service Crew £13.24 per hour plus benefits  Part time 30 hours per week, varied shifts between Monday to Sunday 8am - 8pm - as part of this role, you’ll also be part of the on call rota Watford, WD17 2HN You can apply for this job on your mobile in a few simple...

Join the RAC as a Mobile Vehicle Technician in our SMR Division - a new era of mobile repair.   ~ A competitive base salary of £40,170, with on-target earnings of up to £52,000 ~ A guaranteed overtime option to increase your base salary, plus additional overtime...

At Asda, we want you to as an Online Manager , you’ll play a vital role in the day-to-day running of our Online operation in store by keeping our team engaged, vans on the road and customers happy. You will be responsible of the online shrink agenda with structured process...