Ruby/Back-end Developer (Mid Level)

at Loot in London

About Loot

Loot is on a mission to empower young people in the UK to know more about their spending, so they can do more with their money. Our goal is to become the leading millennial current account.

You’ll be joining a highly driven and passionate team who are dedicated to delivering a product that makes a difference to our users’ everyday lives.

What We Value

Collaboration – When we work across teams, we’re unstoppable.
Openness – Informed people make better decisions and have a greater impact.
Impact – We use data, research and critical thinking to maximise impact.
Curiosity – We’re not afraid to ask anyone ‘why’ or to challenge the status quo.
Compassion – We do everything with a level of empathy and trust; we listen, we communicate openly and set clear expectations.

About the role

As a Ruby Developer at Loot, you’ll be helping us create the most incredible student banking app. You’d be an integral part in the direction and purpose of everything we do. With your experience, you’ll influence the tools we use and the dependencies that our codebase has (or doesn’t have), whilst also helping to guide our roadmap and ingrain our values in our product.
The backend of Loot banking app is a solid and modern fundament for delivering users exciting functionality and data. By building solutions and API’s you will become a member of our core team.


  • Build our platforms, systems and big data infrastructure using your strong background in distributed systems and large scale storage systems
  • Participate in code review, design discussions, and process improvements
  • Demonstrate a passion for the developer community and person learning and improvement
  • Contribute to design and development efforts
  • Work closely with a cross-functional team: product, marketing, and operations
  • Help drive and bring innovation and improvement to the team



  • Experience in Ruby and Rails
  • Good understanding of microservice-based design
  • Excellent communication skills: written and spoken English
  • Theoretical and practical understanding of OOP, SOLID and CleanCode principles
  • Experience using TDD practices
  • Fluidity in operating Unix-based systems
  • Experience in implementing and integrating with HTTP APIs
  • Experience with REST/SOAP APIs
  • Good understanding of Messaging Queue Protocols


  • Pair programming experience
  • Ability to coach more junior developers
  • Experience in playing Mario Kart

PLEASE NOTE: Loot will only accept applications from candidates legally allowed to work in the UK. We will not be providing visa sponsorships for this role.


Why Loot?

  • Talented and leading; We like having a team of great people that can learn from and be inspired by each other
  • Collaboration is key; there’s no such thing as pulling rank here
  • A balance of focus and motivation with chill out and fun
  • Fun and exciting FinTech Startup, supported by industry professionals
  • Endless supply of freshly ground coffee and EBT (English Breakfast Tea)
  • Employee options scheme
  • Market-rate salaries
  • Nice, high-spec tech setup
  • Yes, we do have a ping pong table

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Published at 11 Sep 2017
Expires on 31 Mar 2018