Data Freelance Hub
⭐ - Featured Role | Apply direct with Data Freelance Hub
Job Summary Smart Contract Engineer on a 6+ month contract with BNY Financial Services. Work from New York City office on a hybrid schedule (4 days onsite). Design, develop and secure smart contracts that power tokenization, custody, and settlement solutions in a regulated financial environment.
Key Responsibilities
Design and implement secure, efficient smart contracts for tokenization and digital asset workflows.
Collaborate with product, architecture, and enterprise systems teams to integrate contracts with EVM-compatible chains.
Conduct code reviews, enforce best practices and maintain compliance with internal security standards.
Implement automated testing frameworks to ensure robust, error‑free contract deployments.
Work closely with cybersecurity teams and external vendors to identify and address vulnerabilities.
Optimize performance for scalability and high‑volume transaction throughput.
Required Skills & Qualifications
3+ years of development experience in blockchain and smart contracts.
Proficiency in Solidity and smart contract development.
Experience with Ethereum, Hyperledger Besu, and other EVM-based platforms.
Strong understanding of tokenization standards (EIP‑7702, EIP‑712, ERC‑1451).
Knowledge of cryptographic principles, MPC, and secure key management.
Bachelor’s degree in Computer Science.
Preferred Experience & Competencies
Experience in financial services or regulated environments.
Integration with custody and settlement systems.
Agile development practices and DevSecOps experience.
Certifications such as C4 Ethereum Developer or Cyfrin Smart Contract.
Familiarity with Java, Spring Boot, and enterprise software integrations.
Why Join Us This role offers the opportunity to work on cutting‑edge blockchain solutions within a leading financial institution and influence the secure and scalable delivery of digital asset products.
Our culture speaks for itself.
Here are a few of our awards:
America’s Most Innovative Companies, Fortune, 2024
World’s Most Admired Companies, Fortune 2024
Human Rights Campaign Foundation, Corporate Equality Index – 100% score, 2023‑2024
Best Places to Work for Disability Inclusion, Disability: IN – 100% score, 2023‑2024
“Most Just Companies”, Just Capital and CNBC, 2024
Dow Jones Sustainability Indices – Top performing company for Sustainability, 2024
Bloomberg’s Gender Equality Index (GEI), 2023
Benefits Information Optional benefits through Tundra Technical Solutions include medical, dental, vision and retirement plans.
Contract Details Contract type: W2 Contractor Location: New York, NY Compensation: $89.29 – $111.61 per hour
Application Information Applications will be accepted on an ongoing basis. This posting is for a contract assignment with Tundra Technical Solutions. Candidates selected for this role will be engaged as contractors for the specified duration. For inquiries regarding contract terms, please contact Tundra Technical Solutions.
Freelance data hiring powered by an engaged, trusted community — not a CV database. 85 Great Portland Street, London, England, W1W 7LT
#J-18808-Ljbffr
Job Summary Smart Contract Engineer on a 6+ month contract with BNY Financial Services. Work from New York City office on a hybrid schedule (4 days onsite). Design, develop and secure smart contracts that power tokenization, custody, and settlement solutions in a regulated financial environment.
Key Responsibilities
Design and implement secure, efficient smart contracts for tokenization and digital asset workflows.
Collaborate with product, architecture, and enterprise systems teams to integrate contracts with EVM-compatible chains.
Conduct code reviews, enforce best practices and maintain compliance with internal security standards.
Implement automated testing frameworks to ensure robust, error‑free contract deployments.
Work closely with cybersecurity teams and external vendors to identify and address vulnerabilities.
Optimize performance for scalability and high‑volume transaction throughput.
Required Skills & Qualifications
3+ years of development experience in blockchain and smart contracts.
Proficiency in Solidity and smart contract development.
Experience with Ethereum, Hyperledger Besu, and other EVM-based platforms.
Strong understanding of tokenization standards (EIP‑7702, EIP‑712, ERC‑1451).
Knowledge of cryptographic principles, MPC, and secure key management.
Bachelor’s degree in Computer Science.
Preferred Experience & Competencies
Experience in financial services or regulated environments.
Integration with custody and settlement systems.
Agile development practices and DevSecOps experience.
Certifications such as C4 Ethereum Developer or Cyfrin Smart Contract.
Familiarity with Java, Spring Boot, and enterprise software integrations.
Why Join Us This role offers the opportunity to work on cutting‑edge blockchain solutions within a leading financial institution and influence the secure and scalable delivery of digital asset products.
Our culture speaks for itself.
Here are a few of our awards:
America’s Most Innovative Companies, Fortune, 2024
World’s Most Admired Companies, Fortune 2024
Human Rights Campaign Foundation, Corporate Equality Index – 100% score, 2023‑2024
Best Places to Work for Disability Inclusion, Disability: IN – 100% score, 2023‑2024
“Most Just Companies”, Just Capital and CNBC, 2024
Dow Jones Sustainability Indices – Top performing company for Sustainability, 2024
Bloomberg’s Gender Equality Index (GEI), 2023
Benefits Information Optional benefits through Tundra Technical Solutions include medical, dental, vision and retirement plans.
Contract Details Contract type: W2 Contractor Location: New York, NY Compensation: $89.29 – $111.61 per hour
Application Information Applications will be accepted on an ongoing basis. This posting is for a contract assignment with Tundra Technical Solutions. Candidates selected for this role will be engaged as contractors for the specified duration. For inquiries regarding contract terms, please contact Tundra Technical Solutions.
Freelance data hiring powered by an engaged, trusted community — not a CV database. 85 Great Portland Street, London, England, W1W 7LT
#J-18808-Ljbffr