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  • £45k - £65k per annum

     ...platform support. A good grasp of ITIL and ITSM is essential, particularly in incident and problem management. Proficiency in JavaScript, XML, JSON, HTML, and CSS is required. You'll need to be organized, proactive, and confident when dealing with technical issues, alongside strong... 
    HTML
    CSS
    Javascript
    Full-time
    Hybrid working
    Remote
    2 days/week

    Akkodis

    Welwyn Garden City, Hertfordshire
    2 days ago
  • £35k - £60k per annum

    Full Stack Developer (PHP, Node, AWS, SQL) Ware, Hertfordshire £35,000 - £60,000 Plus Benefits Overview of the Role: Join...  ...- Proficient in Node.js, PHP, AWS & MySQL - Skilled in front end tech - HTML, CSS JavaScript etc - Experience with Git is desirable -... 
    HTML
    CSS
    Javascript
    Full-time

    Pulse IT Recruitment Ltd

    Ware, Hertfordshire
    5 days ago
  • £28k - £55k per annum

     ...technology driven business who are looking for their latest star developer to join the team! We are urgently looking for a talented PHP...  ..., Codeigniter, Symfony etc) Proficient in the use of HTML, CSS, JavaScript, MySQL. Ideally experienced in Git Understanding of best... 
    HTML
    CSS
    Javascript
    Full-time

    Pulse IT Recruitment Ltd

    Royston, Hertfordshire
    8 days ago
  • £30k - £40k per annum

    Fantastic opportunity for Developers! The Opportunity Hub UK is delighted to announce that we are actively seeking motivated individuals...  .... Writing clean, efficient, and maintainable code using HTML, CSS, and JavaScript. Optimizing web applications for maximum speed and... 
    HTML
    CSS
    Javascript

    The Opportunity Hub UK

    Elstree, Hertfordshire
    11 hours ago
  • £45k - £65k per annum

     ...ServiceNow Support Developer | Hybrid | To £65k We're working with a trusted client who's looking for a ServiceNow Support...  ...and problem management, and be comfortable working with JavaScript, XML, JSON, HTML and CSS. You'll be organised, proactive, and confident dealing with... 
    HTML
    CSS
    Javascript
    Full-time
    Hybrid working
    2 days/week
    Welwyn Garden City, Hertfordshire
    14 days ago
  • £55k - £74k per annumEstimated
     ...application related technologies – Java, Spring · Web technologies – JavaScript, React, JQuery, AngularJS · API and Contract Testing using...  ..., Redis, Oracle database, SQL, Unix command, Shell scripting, HTML, CSS, JavaScript, AJAX. · Understanding of Web/Application... 
    HTML
    CSS
    Javascript
    Full-time
    Contract

    SearchBourne Consulting

    Rickmansworth, Hertfordshire
    27 days ago
  • £37k - £49k per annumEstimated
     ...email reporting platforms Strong experience building and deploying email campaigns via a CRM platform Comfortable working with HTML/CSS for email, using templates and editing code when needed. Basic knowledge of audience segmentation and targeting using customer data... 
    HTML
    CSS
    Hybrid working
    2 days/week

    Medivet

    Watford, Hertfordshire
    13 days ago
  • £450 - £500 per day

    A FTSE 100 pharmasutical company are looking for a Mendix Developer to join their team! Key requirements: Design, build, and...  ...styling frameworks. Extend Mendix functionality with Java , JavaScript , or CSS when needed. Participate in Agile/Scrum ceremonies and... 
    CSS
    Javascript
    Contract
    Hybrid working
    Stevenage, Hertfordshire
    11 days ago
  •  ...Figma. Proven graphic design skills covering image editing, typography, animation and layout/composition. A design knowledge of HTML & CSS. Photoshop, Indesign, Illustrator As an ethical employer, Tag will never ask job applicants to provide private, sensitive information... 
    HTML
    CSS
    Contract
    Part-time
    Fixed-term contract
    Casual work
    Hybrid working
    On-site
    Worldwide
    Welwyn Garden City, Hertfordshire
    14 days ago
  • £36k - £47k per annumEstimated
     ...sophisticated targeting rules Advanced modifications requiring custom CSS and JavaScript Dynamic content personalisation based on user attributes...  ...-commerce events, and custom data layers Collaborate with developers to define and implement data layer specifications that... 
    CSS
    Javascript
    Holiday work
    Part-time
    Hybrid working
    On-site
    3 days/week

    Warner Hotels

    Hemel Hempstead, Hertfordshire
    11 days ago
  • £52k - £68k per annumEstimated
     ...have an exciting opportunity for a Full-Stack JavaScript Engineer to join the elementsuite team-...  ...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... 
    Javascript
    Full-time
    Flexible hours

    Zellis

    Watford, Hertfordshire
    1 day ago
  • £42.33k per annum

     ...Supervisors/Team Leaders Manage pallet movement and work planning Box and unbox IT equipment as needed Technologies: React JavaScript More: We are looking for SC Cleared Technical Operatives 1 to join our dynamic Configuration department at a leading IT... 
    Javascript
    Full-time
    Contract

    Click Digital

    Hatfield, Hertfordshire
    10 days ago
  • £38.8k per annum

     ...and work planning, while ensuring I communicate proactively with my supervisors regarding my progress. Technologies: React JavaScript More: This position is an umbrella contract and falls inside IR35 regulations. As a Technical Operative 1, I will need to manage... 
    Javascript
    Full-time
    Contract

    Click Digital

    Hatfield, Hertfordshire
    9 days ago
  • £40k - £45k per annum

     ...Junior Full Stack Developer | Hemel Hampstead Salary: £40,000 - £45,000 Hybrid 2 days a...  ...websites are built using Vue.js. The Back End of our services is built with .NET (C#) and...  ...(commercially or otherwise) with: C# Front End frameworks such as Vue or React. Relational... 
    Javascript
    Full-time
    Hybrid working
    2 days/week
    Hemel Hempstead, Hertfordshire
    8 days ago
  •  ...inside a professional tech environment. You will help define, develop, and test core components of a real applied AI project. The work...  .... Comfortable with one or more of the following: Python, JavaScript, TypeScript, GitHub, React, APIs, or UX/UI design, ChatGPT,... 
    Javascript
    Contract
    Internship
    Remote
    Flexible hours
    Shift work

    NexCell Solutions

    Stevenage, Hertfordshire
    17 hours ago
  • £110k per annum

     ...Be responsible for taking ownership of projects and running the front-end development for their customers Build the interfaces that allow...  ...and how this can shape future product decisions Build and develop code in TypeScript and React and continue to contribute to a... 
    Javascript
    Contract
    Remote

    Burns Sheehan

    Watford, Hertfordshire
    17 hours ago
  •  ...the world of technology through engaging, project-based learning. Activities include: • Block-based coding and an introduction to JavaScript • LEGO robotics and engineering challenges • A beginner-friendly AI Club and lots more.. _____________________________________... 
    Javascript
    Part-time
    Weekday work

    Mini Bytes Services Limited

    Hertsmere, Hertfordshire
    11 days ago
  • £58k - £75k per annumEstimated
     ...This is a hands-on role where you'll be developing the elementsuite platform and its foundational...  ...joined forces to create an AI-enabled, end-to-end HR, WFM and Pay solution. We...  ...with Spring, Git, Postgres, MongoDB, and JavaScript. Comfortable designing APIs and working... 
    Javascript
    Full-time
    Flexible hours

    Zellis

    Watford, Hertfordshire
    1 day ago
  • £39k - £52k per annumEstimated
     ...desire to grow technical capabilities Desirable Skills Additional ServiceNow certifications (ITSM, FSM, Asset Management, Walk-up) Basic JavaScript understanding Foundational knowledge of integrations Ability to apply transferable skills from previous roles... 
    Javascript
    Daily pay
    Full-time
    Contract
    Remote

    Experis

    Welwyn Hatfield, Hertfordshire
    4 days ago
  • £23.5k per annum

     ...Customer Support and Services Engineer Summer Placement 2026 CSS UK are a customer focused, customer facing organisation spending much...  ...Customers. Your placement could be a mix of: Designing and developing the Support Solution; Investigating and resolving customer raised... 
    CSS
    Contract
    Summer work
    Hybrid working
    On-site
    5 days/week
    2 days/week
    Stevenage, Hertfordshire
    a month ago
  • £50 - £60 per hour

     ...depending on experience) Department Overview: Working within CSS Support Services , this role provides support and assurance in...  ...regulations regarding GFE. Process Development & Assurance Develop and refine GFE management processes, tools, and training... 
    CSS
    Hourly pay
    Permanent
    Contract
    For subcontractor
    Hybrid working
    Monday to Friday
    2 days/week
    1 day/week
    Stevenage, Hertfordshire
    15 days ago
  • £49.7 - £65 per hour

     ...within synthetic environments. Responsibilities: Design, develop, and integrate simulation software using C# and C++. Collaborate...  ...(DIS, HLA, DDS). Experience developing web services (JavaScript, Node.js or similar). Knowledge of military communication protocols... 
    Javascript
    Holiday work
    Contract
    Stevenage, Hertfordshire
    7 days ago
  • £15.6k - £16.4k per annum

     ...data formats like Parquet. Familiarity with Adobe Experience Cloud tools (Target, Analytics, Campaign). Scripting experience in JavaScript, Python, or Node.js is a plus. Experience with CDP platforms (e.g., Segment, Tealium, ActionIQ) is beneficial. Bachelor’s... 
    Javascript
    Full-time

    Pontoon

    Welwyn Garden City, Hertfordshire
    2 days ago
  • £78k per annum

     ...protocols (DIS, HLA, DDS) and web services development (JavaScript, Node JS, or similar) ~ Experience with military...  ...responsibilities will include: ~ Designing and developing simulation components that provide an end-to-end representation of weapon systems in a synthetic... 
    Javascript
    Long-term contract
    Full-time
    Contract
    For subcontractor
    Hybrid working
    3 days/week

    Certain Advantage

    Stevenage, Hertfordshire
    3 days ago
  • £25k per annum

     ...Graduate Software Developer - Fully Remote Work, train into C#, PHP, SQL, Azure Please Note: Please do not apply if you require visa sponsorship...  ...in the UK, building critical solutions with C#, PHP, jQuery, CSS, MVC & SQL Server. Full training provided. Required skills and... 
    CSS
    Full-time
    Immediate start
    Remote
    Probationary period
    Hertfordshire
    17 days ago
  • £23.5k per annum

     ...Customer Support and Services Engineer Placement 2026 CSS UK are a customer focused, customer facing organisation spending much of...  ...our Customers. Your placement could be a mix of: Designing and developing the Support Solution; Investigating and resolving customer raised... 
    CSS
    Contract
    Hybrid working
    On-site
    Night shift
    2 days/week
    3 days/week
    Stevenage, Hertfordshire
    a month ago
  • Hi, we’re looking for someone to walk our dog, Monty for 30-60 mins a day, 4 days a week. Monty is an Irish Terrier and has lots of energy. Monty walks well on lead but is a typical terrier and can react to other dogs at times- this seems to be selective. For this reason we’...

    Tailster

    Datchworth, Hertfordshire
    more than 2 months ago
  •  ...background in building test automation frameworks for iOS, Android and web. Programming experience in Swift, Objective-C, Java, JavaScript or TypeScript. Hands-on expertise with CI/CD pipelines (ideally GitHub Actions or similar). Experience setting up and managing... 
    Javascript
    Contract
    Part-time
    Casual work
    On-site
    Remote
    Flexible hours
    Shift work
    3 days/week
    Watford, Hertfordshire
    24 days ago
  • £21k - £24k per annumEstimated
     ...Services Customer Support & Services (CSS) has overall responsibility for the definition...  ...' requirements. This includes: Developing and implementing affordable and innovative...  ...manager, or beyond. Whichever function you end up joining, you'll study for BEng (Hons)... 
    CSS
    Holiday work
    Full-time
    Apprenticeship
    Night shift
    1 day/week

    MBDA Missile Systems

    Stevenage, Hertfordshire
    1 day ago
  • £28k - £32k per annum

    Planner £28,000 - £32,000 Sawbridgeworth We Care That’s why we need people like you. People who appreciate their role in helping others to be successful. Work orders depend on effective planning — and this is your opportunity to be at the very start of the process...
    Full-time

    The Clancy Group

    East Hertfordshire, Hertfordshire
    16 days ago