Front End Web Developer

  • London
  • Engineering
  • Full-time

R3 is an enterprise blockchain software firm working with a broad ecosystem of more than 200 members and partners across multiple industries from both the private and public sectors to develop on Corda, our open-source blockchain platform, and Corda Enterprise, a commercial version for enterprise usage.
Our global team of over 200 professionals in 13 countries is supported by over 2,000 technology, financial, and legal experts drawn from a global member base. The Corda platform is already being used in industries from financial services to healthcare, shipping, insurance and more. It records, manages, executes institutions’ financial agreements in perfect synchrony with their peers, creating a world of frictionless commerce.
This is an exciting opportunity for a proficient Web Developer to join R3’s Web Services Team.
About the products:
2 of the projects currently being implemented:
Corda Network Foundation website.
R3 Ecosystem Web Offering.
Corda Network Foundation: The Corda Network went live in December 2018, and is governed by an independent, not-for-profit foundation. The website for the Corda Network Foundation, is in early stages of a complete renovation, both in design and the technologies being used to implement it.
R3 Ecosystem Web Offering: a solution and services web platform, which will form an exciting new channel for our ecosystem (Corda Service providers and CorDapps* Software vendors) to market and sell their products for/using our technology (Corda**).
About the role:
You will be focusing on front-end development, actively developing our web projects from design to launch (working with product in turning requirements into user stories, wireframes, mock ups, design components in our design system and building our Web Apps).
Additionally, you will be responsible for developing a flexible and well-structured front-end architecture.
Working in a product team, alongside a team of developers and interfacing with our design partners, you will also work on multiple projects and will be expanding and industrialising our design operations across products, as well as have the opportunity to contribute to our overall web strategy. All projects are and will be built in modern technologies with modern design principles.
Tech stack:
You will have experience in the following:
·       React
·       The Flux Design Pattern or one of the libraries it inspired (i.e. Redux, Fluxxor, etc.)
·       Core web fundamentals: HTML, TypeScript, ES6/JavaScript, and CSS
·       CSS preprocessors like Sass, LESS, Stylus
·       Taskrunners like Grunt, Gulp, and Bower
·       Bundlers like Webpack
·       Unit Testing with Karma or Jest
·       AJAX (Asynchronous JavaScript and XML)
·       Git
·       Nice to have: experience in Sketch and integration with React


  • Building web applications and design systems in React or Vue.
  • Experience in constructing data driven user experiences (profiling through services, pull strategies through UX,…)
  • Implementing pages from mockup designs provided by external designers
  • Developing systems that depend on and publish data to multiple different remote APIs

Nice to have:

  • Construct visualizations that are able to depict vast amounts of data
  • Web Platform experiences (being able to apply similar incentives constructs and web products into a B2B environment)
  • Business to Business web product experience (how to design a product for a Business user)
  • A portfolio of projects to showcase previous design systems/web applications


  • Vibrant, centrally located offices (with snacks provided)
  • Private Medical & Dental (location dependent)
  • Retirement scheme & life insurance
  • Enhanced parental leave & family friendly policies
  • Competitive vacation allowance
  • Working from home & flexible working (as needed and agreed)
  • A competitive salary that reflects your experience and merit
  • Discretionary Equity Based Incentive Plan
  • Discretionary bonus (or commission based incentive plan)
  • Employee Referral Program

Our Values

Our values are our DNA.  They define what we stand for and guide how we work together internally and with our customers, partners, and shareholders. 

Customers First
The success of our customers is paramount. We build strong relationships and strive to create the best possible experience for them. 

We bring together all parts of the ecosystem and give our customers the tools and environment to work together to change their industries.  

We have the agility of a small company, but the confidence and ambition of the industry-defining titan we aspire to become.

We demand excellence and take pride in our products and services.

Interested in joining our team?

Apply Now

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