Developer Experience – JS Software Engineer (DX) – Ledger Live

Founded in 2014, Ledger is a leader in security and infrastructure solutions for cryptocurrencies and blockchain applications. Headquartered in Paris, with offices in Vierzon, Grenoble, Montpellier, L

We’re making the world of digital assets accessible and secure for everyone.
Join the mission.
Founded in 2014, Ledger is the global platform for digital assets and Web3. Over 15% of the world’s crypto assets are secured through our Ledger Nanos. Headquartered in Paris and Vierzon, with offices in the UK, US, Switzerland, and Singapore, Ledger has a team of more than 700 professionals developing a variety of products and services to enable individuals and companies to securely buy, store, swap, grow and manage crypto assets – including the Ledger hardware wallets line with more than 5 million units already sold in 180 countries.
At Ledger, we embody the values that make us unique: Pragmatism, Audacity, Commitment, Trust, and Transparency. Have a look at our Origins video here.
We are building disruptive engineering teams in the UK (London)

Your mission:

  • You will work mostly on highly starred Open Source repositories
  • You will be heavily involved in improving our CI, automation, and delivery process
  • You will help our QA team to improve and automate our testing approaches
  • You will contribute to creating the best experience for internal and external developers
  • You may work on internal tooling to accommodate new development needs
  • You will help organize collaborative workshops to ramp up the teams with the latest tools and processes
  • You may work on documentation and knowledge sharing for internal and external developers


What we’re looking for:

  • Professional industry experience
  • Proficiency in JavaScript and experience with ReactJS or other Front-End frameworks
  • Knowledge of tools such as Webpack, Babel, Yarn, Pnpm, Esbuild, or others
  • A strong interest in learning or an experience in building and releasing JavaScript projects and libraries
  • A willingness to adopt and spread the message about our development practices (clear Git flows, automation, CI/CD, tests)

What’s in it for you?

  • Equity: Employees are the foundation of our success, and we award stock options so you can share in that success as we grow.
  • Flexibility: A hybrid work policy.
  • Social: Annual company outing for Ledgerdary Days, plus frequent social events, snacks, and drinks
  • Medical: Comprehensive health insurance policy offering extensive medical, dental, and vision care coverage.
  • Well-being: Personal development, coaching & fitness with our dedicated partners.
  • Vacation: Five weeks of paid leave per year, in addition to national holidays and rest & relaxation (RTT) days.
  • High tech: Access to high-performance office equipment and gadgets, including Apple products.
  • Transport: Ledger reimburses part of your preferred means of transportation.
  • Discounts: Employee discount on all our products.
  • We are an equal opportunity employer for all without any distinction of gender, ethnicity, religion, sexual orientation, social status, disability, or age.

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