Firmware Applications Engineer



Paris, France
Posted on Friday, April 5, 2024
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 550 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 millions 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.
To sustain the company's growth, Ledger is looking for a new talent to work in the embedded firmware team in charge of the hardware wallets’ Operating System and associated applications.
The applications for our hardware wallet products include cryptocurrencies support as well as key management and security protocols (like PGP, SSH, U2F and more). We have over 150 apps available on Ledger Live.

The mission

  • Implement and maintain secure applications running on top of our operating system,
  • Develop and improve our application development framework,
  • Ensure the quality of our applications (tests, CIs, guidelines, documentation…)
  • Release and deploy new applications to be available in the Ledger Live,
  • Support third-party developers.
  • Main interactions will be with :
  • OS part of the team for SDK evolutions,
  • Security team for software vulnerabilities analysis and corrections,
  • Product team for requirements prioritization,
  • Customer Success team for end users issues analysis and corrections.
  • Developer community

What we're looking for

  • Diploma in Computer Sciences, Engineering or related discipline,
  • Strong experience in Embedded C software development
  • Good communication skills
  • Experience in Python software development
  • Cryptography general knowledge
  • Interest in software and hardware attacks and their countermeasures
  • Bonus points : Blockchain interest and/or knowledge & Rust software development.

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.
#LI-Hybrid #LI-RDH