Overview
You’ll be a passionate, pragmatic Frontend / Web Software Engineer with an inquisitive mind who is motivated to make change for the better and most importantly put our customer first. You’ll enjoy working as part of a team and be a keen problem solver. Comfortable with modern engineering practices and frontend development tooling and technologies you’ll use innovation to improve the customer experience and efficiency of engineering teams.
Responsibilities
* Use your in-depth knowledge of JavaScript, TypeScript, React, Node and the ecosystem of tools to develop and implement scalable frontend systems
* Profile and optimise code
* Apply understanding of cohesion and architectural principles to create well structured, maintainable software
* Identify patterns in code and refactor the code towards them where it increases understanding and/or maintainability with minimal guidance
* Translate requirements into tasks & code
* Develop high quality code that can lead to rapid delivery, ruthlessly pursuing continuous integration and delivery - CICD
* Commit code early and often, demonstrating understanding of version control & branching strategies
* Automate everything by default
* Write secure code by default
* Write maintainable code and observe basic hygiene practices
* Implement relevant project instrumentation
* Follow the best practices of continuous BDD/TDD/Performance/Security/Smoke testing
Work effectively with product stakeholders to communicate and translate needs into product improvements
* Lead group discussions on system design and understand domain well enough to work with Product Managers to drive value
* Support production systems, resolve incidents and perform root cause analysis
* Debug/find complex problems and support/maintain the software solution
* Share knowledge with the wider engineering community
* Mentor and develop others around you
* Produce proof of concepts to evaluate new tools
Must have
We are looking for people who have a passion for Technology. You will demonstrate experience of different platforms and technologies. We expect to see some or all the following:
* Commercial experience as a Frontend Software Developer
* Best-practices regarding all aspects of web development including design, semantic HTML mark-up, CSS, TypeScript, and related technologies
* Exposure to a variety of JavaScript frameworks and libraries such as: React, Redux, React-Router and testing with React Testing Library Jest, Cypress, Playwright, Jasmine, Enzyme, Mocha.
* Experience of using Node.js to create high traffic applications. Perhaps using Express.js, Sails, Koa or similar
* Awareness and practice of UI performance best practices
* Understanding and exposure to integrating REST API endpoints
* Strong experience and understanding of industry standard web accessibility, web design & usability; to support sites cross browser/platform/device
* A desire to write readable, maintainable, modular and extendable code
* Exposure to the DevOps model
* Experience in Lean and Agile environments and understanding of principles behind methodologies such as: BDD, ATDD and TDD
Nice to have
Everyone’s experience is different, and we understand we need to be realistic, however, we’d be especially keen to speak to you if you have experience with any of the following:
* Familiarity with digital advertising platforms such as Google Ads, or other competing ad servers, especially in the context of media delivery and monetization strategies.
* Bringing multiple viewport responsive and adaptive web designs to life
* Modern JavaScript/TypeScript frameworks including Micro Frontends or Next.js
* Developing web applications within the constraints of “non-standard” devices
Our vision at Tesco is to become every customer\'s favourite way to shop, whether they are at home or out on the move. Our core purpose is ‘Serving our customers, communities and planet a little better every day’. Serving means more than a transactional relationship with our customers. It means acting as a responsible and sustainable business for all stakeholders, for the communities we are part of and for the planet.
We are proud to have an inclusive culture at Tesco where everyone truly feels able to be themselves. At Tesco, we not only celebrate diversity, but recognise the value and opportunity it brings. We\'re committed to creating a workplace where differences are valued, and make sure that all colleagues are given the same opportunities. We\’re proud to have been accredited Disability Confident Leader and we\’re committed to providing a fully inclusive and accessible recruitment process. For further information on the accessibility support we can offer, please click here.
We’re a big business and we can offer a range of diverse full-time & part-time working patterns across our many business areas, which means that we can find something that works for you. We work in a more blended pattern - combining office and remote working. Our offices will continue to be where we connect, collaborate and innovate. If you are applying internally, please speak to the Hiring Manager about how this can work for you - Everyone is welcome at Tesco.
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