Senior Software Engineer – Blockchain Integration Full Time (Hybrid)

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 20% of the world’s crypto assets are secured through our Ledger Nanos. Headquartered in Paris and Vierzon, with offices in UK, US, Switzerland and Singapore, Ledger has a team of more than 500 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 6 millions units already sold in 200 countries.

At Ledger, we embody the values that make us unique: Pragmatism, Audacity, Commitment, Trust and Transparency. Hear from our employees how they shape the work we do here.

In this role, you’ll have the opportunity to grow, develop, challenge and contribute to Ledger’s mission of securing the digital world, while shaping it to be even more accessible, secure, and user-friendly.

You will join the challenging Ledger Blockchain Integration Team. Today, Ledger Live has the best in class Blockchain integration coverage in the industry thanks to the work of this team. But we are not satisfied yet and want to take it even further.

As a Senior Engineer on the Coin Integration Team at Ledger, you will play a key role in integrating various blockchains into the Ledger ecosystem, ensuring compatibility and functionality with our devices. This position demands strong technical expertise and a deep understanding of blockchain technologies.

The mission

• Integrate Diverse Blockchains: Contribute to the seamless integration of various blockchain technologies into the Ledger ecosystem, ensuring they work flawlessly with our hardware and software solutions (EVM, BTC, Solana, Polkadot, Cosmos, etc.).
• Develop Integration Solutions: Design and implement strategies for blockchain integration that align with organizational goals and user needs.
• Collaborate Cross-Functionally: Work closely with product management, software development, and quality assurance teams to deliver robust blockchain solutions.
• Technical Problem Solving: Address complex blockchain integration challenges by applying innovative solutions and best practices.
• Mentorship and Knowledge Sharing: Provide guidance and share expertise with team members to foster growth and continuous learning.
• Implement Best Practices: Apply agile best practices tailored to the blockchain integration process, promoting adaptability and responsiveness to change.
• Active Participation: Engage in regular agile ceremonies such as sprint planning, stand-ups, and retrospectives to enhance team effectiveness and morale.
• Continuous Improvement: Encourage a culture of feedback and innovation, experimenting with new integration techniques to improve processes.

What we’re looking for

• Extensive Coding Experience: Strong proficiency in JavaScript, TypeScript, Node.js, and React.
• Blockchain Protocol Knowledge: Solid experience working with a variety of blockchain protocols and standards.
• Agile Methodologies: Familiarity with agile project teams and methodologies.
• Analytical Skills: Excellent problem-solving abilities with a strategic mindset regarding blockchain integrations and product outcomes.
• Team Collaboration: Exceptional communication and interpersonal skills, capable of contributing to a collaborative and innovative team environment.

Bonus points

• Blockchain Projects Experience: Proven experience with successful blockchain or cryptocurrency-related projects.
• Hardware Wallet Familiarity: Knowledge of hardware wallet technology or similar security-focused applications.
• Multi-Blockchain Understanding: In-depth knowledge of multiple blockchain architectures, including but not limited to EVM, Cosmos, and Polkadot.

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.