Lead Blockchain Security Developer (Canton)

Accountabilities:

• Lead the end-to-end development of a production-grade smart contract library for a Daml-based ecosystem, including vaults, RBAC systems, credentials, messaging gateways, and modular account primitives.


• Architect and implement core DeFi reference applications such as privacy-preserving decentralized exchanges, lending protocols, cross-network stablecoin settlement systems, and confidential auction platforms.


• Drive the implementation of key protocol standards and ensure compatibility across evolving ecosystem specifications in collaboration with external technical stakeholders.


• Own technical roadmap discussions, milestone planning, and delivery coordination with multiple institutional and protocol partners.


• Conduct deep security design reviews, threat modeling, and audit preparation in collaboration with internal security researchers and auditors.


• Build and extend AI-native engineering workflows, including automation agents, evaluation systems, and security-focused tooling.


• Apply AI-assisted techniques to enhance vulnerability discovery, invariant testing, fuzzing, and formal analysis.


• Contribute insights and improvements back to protocol-level tooling, SDKs, and developer experience frameworks.


• Engage in advanced research around privacy-preserving financial systems, multi-party authorization, and secure DeFi architecture.

Requirements

• Strong production experience with Daml, including building and shipping complex smart contract systems using templates, choices, and multi-party authorization patterns.


• 3+ years of experience working with UTXO-based or privacy-preserving blockchain architectures such as Canton, Cardano, Mina, Zcash, or similar systems.


• 3+ years of hands-on DeFi engineering experience, including building primitives like AMMs, lending protocols, vault systems, or cross-chain settlement solutions.


• Proven security-first mindset with demonstrated experience in auditing, hardening, or responsibly disclosing vulnerabilities in production systems.


• Strong understanding of reusable protocol and SDK design patterns, including modular architectures, hooks, and extensible primitives.


• Experience with cross-chain interoperability solutions and messaging protocols such as LayerZero, Wormhole, Chainlink CCIP, or similar technologies.


• Familiarity with institutional-grade financial systems, including compliance flows, custody models, and credential-based authorization logic.


• Daily use of AI-powered developer tools with proven experience building or integrating AI agents, automation pipelines, or evaluation frameworks.


• Practical experience applying AI in security workflows such as fuzzing, static analysis enhancement, or vulnerability research.


• Strong communication skills in English and ability to work directly with technical stakeholders.


• High autonomy, ownership mindset, and ability to operate in complex, fast-paced environments.

• Background in cryptography or financial engineering.


• Experience in institutional finance, capital markets, or tokenized real-world assets.


• Contributions to open-source blockchain or AI tooling projects.


• Experience with non-EVM ecosystems such as Starknet, Aptos, Arbitrum Stylus, or Stellar.

• Fully remote work with global collaboration opportunities


• Flexible time off and strong work-life balance support


• Paid parental leave


• Home office equipment stipend (up to 500 USD)


• Medical insurance coverage


• Learning and development support


• Regular in-person global team gatherings


• Opportunity to work on cutting-edge blockchain and AI-native infrastructure

This listing is from ats_lever. View original listing ↗