Ledger is hiring a

Web3 Senior Firmware Engineer - Secure Enclave

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 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 new talents to work on its secure enclave  applications for Ledger Vault

Your mission:

• Development of applications running on BOLOS Enclave for our Ledger Vault product,
• Improve support of existing blockchains such as Bitcoin, Ethereum... and add new ones,
• Add new ambitious product features,
• Improvement of our software development tools, patterns and overall product security architecture,
• Interaction with Internal Software engineering teams and Product teams working on Ledger Vault.

What we’re looking for:

• Diploma in Computer Science, Engineering or similar field,
• Relevant experience in C code cross compilation, optimization and security pitfalls,
• Relevant experience in Python 3 and associated test frameworks,
• Used to work with git and its associated development workflows,
• Experience using cryptography primitives (hash, symmetric and asymmetric algorithms),
• Being comfortable with containerization and consuming/exposing services over different protocols such as REST or gRPC is a plus.

Nice to have:

• First experience in a secure environment (HSM, TEE, secure element),
• Interest in computer security,
• Good knowledge of blockchain technologies,
• Knowledge of consensus protocols,
• Development in Java.

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.