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Senior Full Stack Engineer


  1. Full time

Closing date


About the job


This vacancy has now expired. Please see similar roles below...


We are currently offering a compelling opportunity within the IT Digital tribe for a Senior Full Stack Engineer. This role presents an exceptional chance for an individual with substantial web development experience to make a direct impact on Admiral Group's portfolio of websites.

Our team is dedicated to achieving outstanding results, combining a strong work ethic with an appreciation for collaborative team activities. We embrace a flexible working pattern that promotes a harmonious work-life balance. Motivated by a commitment to deliver high-quality products swiftly and efficiently to our business stakeholders, we operate with diligence and enthusiasm.

In the capacity of a Senior Engineer, your primary responsibility will be to spearhead the development of changes across all our brand websites, encompassing the construction of new websites and web pages. Your role demands the delivery of high-quality, maintainable, and efficient code adhering to defined standards. As a Senior Engineer, staying abreast of the latest frontend and backend development technologies is crucial. Your ability to function seamlessly within a team, as well as independently, will be essential, requiring effective multitasking, workload prioritization, and resourcefulness.

Key Responsibilities:

  • Develop websites to meet the specifications outlined by internal stakeholders.
  • Amend and update content on webpages.
  • Implement new functionality and features in accordance with business requirements.
  • Provide accurate estimates and proficiently manage multiple tasks with numerous dependencies.
  • Demonstrate effective communication skills and collaborate closely with key stakeholders.
  • Deliver secure, high-quality, and maintainable code in a timely fashion, aligning with our development guidelines.

This role demands a professional who is not only technically proficient but also possesses the interpersonal skills necessary to thrive in a collaborative environment. If you are a results-driven individual seeking a challenging opportunity to contribute to impactful web development projects, we invite you to apply for this position.

Skills and Experience

Technical Proficiency:

  • Proficient in PHP development using standard frameworks.
  • Expertise in crafting HTML and CSS (SASS) modular architecture for the creation of usable, accessible, and web standards-compliant websites.
  • Utilisation of GIT or similar version control systems.
  • Development of complex interactive components employing languages, libraries, and techniques such as JavaScript, jQuery, and AJAX.
  • Solid understanding of client-side JavaScript frameworks, particularly React.
  • Proven experience in developing mobile-specific and responsive templates and components.
  • Competence in working with SQL databases.
  • Proficient in writing and maintaining CI/CD pipelines.
  • Extensive experience with cloud hosting and Kubernetes.
  • Track record of delivering SEO-compliant components and adherence to development standards in line with modern trends.
  • Proficiency in a Linux environment.
  • Experience with virtual environments, specifically Docker.
  • Oversight of junior web developers, including code evaluation and performance assessment through peer review.

Essential Skills:

  • Thorough knowledge of the complete development process.
  • Expertise in working with Continuous Integration.
  • Ability to translate flat file designs into fully-fledged web pages and applications.
  • Effective time management skills, consistently meeting agreed-upon deadlines.
  • Exceptional attention to detail with strong analytical skills.
  • Constructive, confident, and transparent communication skills, fostering collaborative teamwork.
  • Passion for all aspects of web development.
  • Inquisitive mindset, driven to continue learning and developing.
  • Willingness to acquire new skills and adapt to emerging technologies.
  • Collaboration with designers to conceptualise and develop compelling UI/UX elements.
  • Experience working in an agile environment.

Desirable Skills (Willingness to Work Towards):

  • Proficiency in developing within a Drupal environment using the Twig template language.
  • Familiarity with Storybook for creating bespoke UI components.
  • Knowledge of creating accessible web components.
  • Familiarity with Google Tag Manager.
  • Competence in using NextJS/React to develop full multipage application websites.
  • Willingness to learn GitLab and Azure DevOps systems.
  • Proficiency in working with unit and automated testing processes, ensuring the robustness and reliability of developed applications.

Interview Process

There will be a two-stage process for this vacancy; one online test and one 60-minute interview via MS Teams.


For Hybrid workers (within a 50-mile radius of our Cardiff HQ) there is an expectation to work from the office twice a month.  For remote workers (outside of a 50-mile radius of our Cardiff HQ) there is an expectation to attend the office a handful of times a year when required (i.e big meetings, workshops etc).

Salary, Benefits, and Work-Life Balance

We do not have a set salary for this position, as it will be dependent on the successful candidate’s experience. We are happy to see CVs from all candidates who meet the requirements and will be happy to discuss the remuneration package.

At Admiral, we are proud to be a diverse business where we put our people and customers first. We have great benefits to ensure employees have a great work-life balance; it's one of the reasons we’re consistently voted one of the Sunday Times Best Big Companies to work for in the UK. We want you to have an element of freedom to define a working lifestyle that supports this, so accommodate flexible hours wherever possible.

All colleagues will receive 33 days holiday (including banks holidays) when they join us, and this will increase with length of service, up to a maximum of 38 days (including banks holidays). You also have the option to buy or sell up to five days of annual leave in addition to your allocation.

For Hybrid workers (within a 50-mile radius of our Cardiff HQ) there is an expectation to work from the office twice a month.  For remote workers (outside of a 50-mile radius of our Cardiff HQ) there is an expectation to attend the office a handful of times a year when required (i.e big meetings, workshops etc).

You can also view some of our other key benefits here.



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Our Benefits

As one of our four pillars to our culture, Reward and Recognition is extremely important. We believe that happy staff make happy customers, so we have a huge range of great benefits to make sure everybody has something to smile about! Here are a few of our more popular ones.




Travel Season
Ticket loans

& Societies 


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