About Auto Trader Weâre Auto Trader, the UK's leading automotive marketplace and a FTSE 100 tech-listed company, uniting the largest and most engaged consumer audience with the most extensive network of vehicle sellers. At our core, it's all about people. We embrace diversity, celebrate our differences, and forge our own path. Our six core values define our distinct culture, and our dedication to in-person collaboration sets us apart. About the role Our Principal Software Engineers are always looking for new and better ways to improve our market-leading automotive site, working to enhance the experience for our customers and consumers across mobile and desktop. Theyâre passionate advocates of research and data-driven development and A/B testing, analytics, and user feedback allow them to solve the right problems for the best results. From design and interaction to accessibility and performance, they have a passion for continuous improvement. Their work is continuously deployed, and as a company, weâre averaging around 757 releases a week. Our tech community value collaboration and teamwork. Interactions such as pairing, code reviews and regular stand-ups mean that our software developers stay connected. Our principal engineers play a visible and vital role. Comfortable talking about system design and architecture, they know how to get the best out of our teams and our technology platforms. You might assume that our name, "Auto Trader," means you need to be a car enthusiast to work here. But that's not the case. We're looking for people who are passionate about their work and thrive in a collaborative environment. What we're looking for You'll bring experience of React or Angular, TypeScript/Modern JavaScript, Sass/CSS (using OOCSS, BEM or CSS-in-JS), and semantic, accessible HTMLâ Any experience with GraphQL with React would be beneficial Experience with RxJS/Redux with Angular Experience designing user interfaces with a focus on accessibility Experience writing automated testing, and cross-browser testing such as Cypress, Jest or Jasmine Any experience with Design Systems / Storybook would be great to bring to the role Our seniors also take an active role in mentoring our apprentices, graduates and professional developers Working on multiple different workstreams across the site, our senior developers also take an active role in mentoring our apprentices, graduates and professional developers. Architectural and system design knowledge Experience leading and delivering technical projects Support with our recruitment process by evaluating candidates at all stages. Every candidate brings a unique mix of skills and qualities to the table. We're all about inclusivity and embracing diversity at Auto Trader. If you meet some of the requirements but not all of them, please don't let that put you off applying. Your distinct perspective and strengths could be a fantastic addition to our team. Benefits and more We're offering a salary between £60,000 and £80,000 dependent on experience, and a flexible benefits package to support your health and well-being. Enjoy 28 days of annual leave, in addition to bank holidays and half-day closures on Christmas and New Year's Eve. Our Aviva pension scheme offers employer contributions ranging from 5% to 7%. We also provide Bupa Healthcare enhanced medical coverage to all employees, which includes support for assisted fertility, gender dysphoria, menopause, and period care plans. But that's not all. We offer enhanced parental leave, a car salary sacrifice scheme, share-save options, and much more. When you join us, you'll also become an owner of Auto Trader, receiving an additional 10% of your salary in shares each year. This allows you to share in the value you help create, and you'll also have the chance to increase your ownership through our Save As You Earn scheme. Our hybrid model, Connected Working, combines the best of both worlds â office and home working. With Connected Working, you'll have two fixed weekly office days dedicated to team collaboration. In addition to your fixed office days, we expect you to be in more than youâre out. You can choose the specific days that suit your work requirements, home commitments, and team needs. Find out more about Connected Working here LI-CI1 LI-Hybrid LI-DNI