Quant Capital is urgently looking for a Frontend Web Lead Developerto join our high profile client.Our client is a current member of the fintech50 and proud to be known as best in disruptive payments technology. It is a truly cutting edge tech firm with 50 people and a dev team of 18.The atmosphere is casual with a startup feel although the business is the worlds largest dedicated payments business (in terms of tech and market share).This role leads the frontend development of their web platform in HTML5, Javascript and CSS3The Web Developer will be fully responsible for production, modification and maintenance of websites and web application’s user interfaces. As well as for the development, usability and testing of new and existing websites. This is mostly greenfield work though.As a senior web developer you will look after strategy and personal projects. We are looking for someone who wants responsibility but at the bleeding edge of technology.Web Developers must have: (Below also shows tech stack)Proven experience in the development of web applications.Strong UX including data display and how to maintain interactionHTML5CSS3JavaScriptCSS and JavaScript InteractionPortfolio to include a GithubREST APi’sAngular.JS or Ember.JSIdeally MVCOO Design Patterns again ideallyknowledge of user-centered design methodologies, information architecture and usability principlesDemonstrable knowledge of web development methodologies and browser specific compatibility issues.This is a unique opportunity for someone to expand further into web technology. You should be driven and interested to gain some serious financial experience. This is a bleeding edge business so if you can make a usability case they will buy it.Flipflops and tshirts are perfectly normal for the office.My client offers one of the best training and development packages in the market, all inclusive.My client is based in London