Blockchain Developer

Salary: $180,000 - 225,000 per year Requirements: Approximately 3 or more years of hands-on smart contract engineering or development experience. Experience developing, reviewing, testing, or maintaining production-grade or near-production smart contracts. Strong knowledge of smart contract architecture, security, testing, and validation practices. Solidity proficiency is strongly preferred. DAML experience is highly valued; Solana ecosystem experience is also considered. Familiarity with at least one other smart contract or blockchain development language, such as Rust, Move, Vyper, Cairo, or Clarity. Strong understanding of ERC standards, token types, and common smart contract patterns. Experience with digital assets, tokenization, Web3 platforms, decentralized applications, or blockchain consulting. Familiarity with smart contract testing frameworks and blockchain development best practices. Understanding of decentralized architecture patterns, including state management, gas optimization, and contract upgrade considerations. Knowledge of smart contract vulnerabilities, MEV-related risks, and mitigation strategies. Responsibilities: Review and validate third-party smart contracts for functionality, security, performance, and alignment with business requirements. Evaluate contract architecture, design patterns, behavior, and potential technical or operational risks. Recommend security improvements and more efficient implementation approaches. Support tokenization initiatives, digital asset use cases, and blockchain proof-of-concept development. Develop, test, maintain, and optimize smart contracts as needed. Use defensive development practices, secure coding principles, and the Principle of Least Privilege in blockchain environments. Technologies: Blockchain Support Rust Security Solidity Web3 More: Were seeking a hands-on, individual-contributor Smart Contract Engineer on behalf of our client, a leading financial services organization expanding its digital assets and tokenization capabilities. Youll join a newly forming team supporting strategic blockchain use cases and proof-of-concept initiatives, with a focus on evaluating existing contracts and their technical and business implications. The role is based in Jersey City and requires four days onsite. The salary range is $180,000–$225,000, with comprehensive benefits. We offer the opportunity to contribute to innovative digital asset initiatives and influence smart contract security, architecture, and validation practices in a collaborative environment focused on technical execution, innovation, and continuous learning. At Akkodis, part of The Adecco Group, were committed to inclusion and encourage applications from people of all backgrounds and identities. last updated 40 week of 2026