Senior Crypto Engineer

• Dublin - Hybrid
• Permanent
• Strong salary and benefits package

We are seeking a Senior Crypto Engineer to play a key role in the creation of innovative, customer-facing cryptocurrency products as part of a greenfield initiative. In this position, you will lead the architecture and development of secure, scalable, and user-focused digital asset solutions from the ground up.

You’ll work closely with product managers, designers, and cross-functional teams to design and build state-of-the-art blockchain-based systems tailored to FinTech applications. Your work will ensure high standards of security, performance, and seamless user experience.

This is a rare opportunity to influence the crypto strategy of a globally recognised financial institution while enjoying the fast-paced, dynamic environment of a startup.

The Expertise And Skills You Bring

• Hands-on experience in digital asset development, including cryptocurrencies, blockchain protocols, and decentralized applications (dApps).
• Proven track record of designing and building secure, scalable crypto systems, including wallets, smart contracts, or trading platforms.
• Deep expertise in blockchain technologies (e.g., Ethereum, Bitcoin, or other layer-1/layer-2 protocols) and cryptographic principles (e.g., public-key cryptography, zero-knowledge proofs).
• Significant contributions to open-source crypto projects, with publicly verifiable work on platforms like GitHub.
• Strong programming skills in languages such as TypeScript, Solidity, Rust, Go, or Python, with experience in low-level systems programming for blockchain nodes or protocols.
• Hands-on experience with customer-facing crypto products, such as wallets, exchanges, or DeFi platforms, and a focus on usability and security.
• Proficiency in designing and implementing secure APIs, smart contracts, and system integrations for blockchain-based applications.
• Experience with agile development, rapid prototyping, and iterative feature validation in a fast-paced, innovative environment.
• Strong knowledge of decentralized finance (DeFi) and consensus mechanisms (e.g., PoW, PoS, DPoS).
• Demonstrated ability to mentor and guide engineering teams, fostering technical excellence and innovation.
• Excellent communication skills, with the ability to articulate complex cryptographic and blockchain concepts to technical and non-technical stakeholders.
• Bachelor’s degree in Computer Science, Cryptography, Engineering, or a related field (preferred but not required).
• Passion for staying at the forefront of crypto innovation, with a proactive approach to exploring emerging blockchain technologies and trends.