blockchain developer
Immutable
Sydney, Australia
Full time · Onsite
26 May, 2026
Skills
Ethereum
About the Role
Immutable is an Australian blockchain gaming and Web3 technology company.
A Blockchain Developer at Immutable builds and maintains blockchain infrastructure, smart contracts, and decentralized applications (dApps) that power Web3 gaming ecosystems on Ethereum. The role focuses on Layer-2 scaling, NFT infrastructure, blockchain security, and high-performance distributed systems supporting millions of gaming transactions.
**Main Responsibilities**
- Design, develop, and optimize blockchain protocols and smart contracts.
- Build decentralized applications (dApps) and Web3 gaming infrastructure.
- Develop Ethereum Layer-2 scaling solutions and rollup technologies.
- Create and maintain cross-chain and cross-rollup integrations.
- Ensure blockchain security, reliability, and transaction performance.
- Collaborate with backend, frontend, and product engineering teams.
- Work with NFT infrastructure, digital asset systems, and token ecosystems.
- Improve scalability, latency, and gas optimization of blockchain systems.
- Participate in architecture planning, code reviews, and blockchain innovation.
- Integrate APIs, wallets, and blockchain development tools into applications.
Pay: From $8,500.00 per month
Benefits:
- Childcare assistance
- Company car
- Dental insurance
- Health insurance
- Life insurance
- Maternity leave
- Parental leave
- Professional development assistance
- Visa sponsorship
- Vision insurance
Work Location: In person
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