Ledger Architect — Cross-Chain Asset Settlement

HYDRAX PTE. LTD.; Singapore; On-site; SGD 140,000 - 230,000; Full time

Job summary

Hydra X is building institutional-grade infrastructure across custody, exchange, tokenisation, and digital asset networks. We seek a Blockchain Specialist to own ledger-layer design for both public and permissioned networks and the cross-network connections clients require.

You will cover current and potential ledger networks, including Canton, EVM-based systems, and how assets move between them. Strong capital markets knowledge, Daml, and Canton experience are valued.

Qualifications

• Eight or more years in software engineering, including building on distributed ledgers in production.
• Experience with multiple ledger families (EVM-based, Canton, Corda, Hyperledger Fabric).
• Written and reviewed production smart contracts in languages such as Solidity, Daml or Rust.

Responsibilities

• Own ledger-layer design across networks: model instruments and lifecycle events on-chain.
• Assess ledger networks for client deployments, advise on trade-offs (privacy, finality, governance, KMS, regulatory fit).
• Design interoperability between ledgers for cross-ledger settlement and asset movement (DvP, PvP).
• Set operating model for Hydra X nodes/validators across self-operated, dedicated and shared setups.
• Track token standards and interoperability work; recommend adoption.
• Set smart contract standards and review code across regional engineering teams.
• Ensure ledger decisions align with the wider system in collaboration with Engineering.

Skills

Blockchain / Digital Assets

Ledger experience

Distributed ledgers

Interoperability

Capital Markets

Tools

EVM-based networks

Canton

Daml

Rust

Solidity

Hyperledger Fabric

Job description

Hydra X is building institutional-grade infrastructure across custody, exchange, tokenisation, and digital asset networks. We seek a Blockchain Specialist to own ledger-layer design for both public and permissioned networks and the cross-network connections clients require.

You will cover current and potential ledger networks, including Canton, EVM-based systems, and how assets move between them. Strong capital markets knowledge, Daml, and Canton experience are valued.