UI Developer

Vacancy ID: 49332

Role overview:

UI Developer

London

Currys London Campus at Waterloo

Permanent

Full Time

Grade 3

At Currys we’re united by one passion: to help everyone enjoy amazing technology. As the UK’s best-known retailer of tech, we’re proud of the service our customers receive – and it’s all down to our team of 25,000 caring and committed colleagues. Working as one team, we learn and grow together, celebrating the big and small moments that make every day amazing.

As our B2B Optimisation UI Developer you'll be part of the Digital team working on our Currys Business eCommerce experience, reporting into the Optimisation Development Manager. You'll be at the heart of fast-moving roadmap delivery, shaping how we drive Digital/eCommerce growth through best-in-class, personalised experiences - building and running experiments, then carrying winning variants all the way through to production.

You'll collaborate with Product Owners, designers and analysts to bring testing ideas to life. Transforming insights and hypotheses into real, measurable experiments using Dynamic Yield and ensuring what works gets built properly into the site.

Role overview:

As part of this role, you'll be responsible for:

Collaborate with the B2B Digital Product squad to ideate and develop A/B and personalisation experiences as part of our product roadmap

Build responsive, mobile-first test experiences using HTML5, CSS/SCSS jQuery and JavaScript

Work with Figma design files to implement test variants accurately

Productionise winning test variants by refactoring Dynamic Yield experiment code into the site's core codebase, meeting production standards for code quality, cross-browser compatibility, performance and accessibility

Follow Git version control practices including branching, pull requests and code review

Communicate progress, technical decisions and the impact of changes clearly to your team lead

Work with QA testers to ensure all code meets brief and quality standards

Participate in agile scrum ceremonies including sprint planning, refinement, standups, demos, and retros

Keep up to date with developments in the technologies we use

You will need:

Strong front-end fundamentals: HTML5, CSS/SCSS, JavaScript, jQuery and DOM manipulation

An understanding of Java and object-oriented programming principles is advantageous

Hands-on experience with Dynamic Yield or a comparable A/B testing and personalisation platform, including custom code templates, page context configuration, anti-flicker implementation and custom event tracking

Ability to refactor experiment code into clean, maintainable production-ready code suitable for integration into a server-rendered ecommerce platform

Understanding of CSS, specificity isolation techniques and Core Web Vitals (particularly CLS) as they apply to client-side content injection

Accessibility awareness to WCAG 2.1 AA standard

Confident use of browser DevTools for debugging injected experiences

Experience with Git and working within a standard pull request / code review workflow

Understanding of UX and how to translate it into optimal, performant front-end experiences

Familiarity with Agile development practices

2+ years of front-end developer experience, ideally in an ecommerce or optimisation context

We know our people are the secret to our success. That's why we're always looking for ways to reward great work. You'll find a host of benefits designed to work for you, including:

25 days of annual leave (plus bank holiday entitlement) and a competitive pension scheme

Annual bonus

Hybrid working

Tech discounts

Why join us:

Join our team and we'll be with you every step of the way, helping you develop the career you want with new opportunities, on-going training and skills for life.

Not only can you shape your own future, but you can help take charge of ours too. As the biggest recycler and repairer of tech in the UK, we’re in a position to make a real impact on people and the planet.

Every voice has a space at our table and we're committed to making inclusion and diversity part of everything we do, including how we strengthen our workforce. We want to make sure you have a fair opportunity to show us your talents during our application process, so if you need any additional assistance with your application please email careers@currys.co.uk and we'll do our best to help.