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 (eg, Ethereum, Bitcoin, or other layer-1/layer-2 protocols) and cryptographic principles (eg, 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 (eg, 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.