Lead React Developer | £450 | Farringdon | 3 - 6 months

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On the lookout for a Lead React developer to join an extremely successful digital agency based in the centre of London. They have been a part of some of the largest digital projects for their key clients such as Vodafone, edf, HSBC and Nespresso to name a few.

They pride themselves on their strong engineering practice from open sourcing their own tools and practices adopting collaborative and empowering methods such as TDD, BDD and Specification by Example, establishing a QA and DevOps culture within all teams, embracing mobile-first responsive design by default and striving for a culture of continuous learning.

What's expected

As you will come in as a Lead Frontend Engineer you will be expected to work in a dynamic, agile environment to conceive describe and craft useful digital services alongside and as part of a wider multi-disciplinary team. You will work on high profile projects, building responsive and performant UI and client side applications and services. You'll gain exposure to the full stack continuous delivery processes and a broad range of technologies to deliver high-quality, maintainable and customer focused experiences across a range of devices.

The Role

* Understand project requirements, and co-develop through Specification by Example, estimation and planning, clear and testable requirements and prioritised work effort

* Adopt and evolve our in-house development standards and processes, to always ensure our front end code is clear, maintainable and performant

* Develop high quality websites, applications and client side services using HTML, CSS, JavaScript and associated libraries and frameworks (primarily React/Redux/ES6)

* Mentor and formally line manage other member of the frontend engineering team

* Develop living style guides, pattern libraries and reusable UI components

* Work closely with our QA team to ensure unit tests, accessibility tests and automation workflows are rigorous and work end-to-end

* Present feature demonstrations to our clients and the wider company

* Research, evaluate and share new technologies, methods and techniques.

Key Skills

* Deep proficiency in architecting complex single page applications using React/Redux/ES6

* Deep proficiency in writing scalable, modular and responsive CSS (Sass/BEM, CSS Modules etc.)

* A good understanding of semantic HTML, accessibility rules and guidelines (WCAG 2.1), and how to test for compliance (manual and automated)

* A good working knowledge of git, branching and Continuous Integration

* A good understanding of the web stack including HTTP/S, REST APIs and performance

* A good understanding of writing unit and integration tests (we use Jest and Cucumber)

* Confidence in your ability to solve problems, troubleshoot and debug in both development and production environments

* The ability to break requirements down into features and tasks and provide reasonable estimates for delivery

* Ability to clearly articulate architectural design decisions using a range of techniques such as Specification by Example, formal diagrams and informal whiteboard sessions

* Confidently set delivery team direction, course correct where necessary and directly manage other front-end engineers.

Pearson Frank International is the UK Market Leader in Open Source and Digital recruitment. All our years of experience in the IT industry have allowed us to branch out and specialise in specific markets and we now also have dedicated teams working with in Open Source Development Technologies, Mobile Application Development and Web Application Development.