Smart Contract Engineer (Blockchain)

eNGINE

New York (NY)

On-site

USD 103,320 - 137,760

Full time

14 days+

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Job summary

A technology solutions firm is seeking a Smart Contract Engineer to join their Digital Assets Engineering team in New York City. This role focuses on designing and deploying secure smart contracts for digital assets and requires expertise in blockchain development, particularly with Solidity and various EVM-compatible platforms. The candidate should have at least 3 years of experience and a strong understanding of cryptography and token standards. This is a full-time position with competitive pay.

Qualifications

3+ years of hands-on blockchain and smart contract development.
Expertise in Solidity and EVM-compatible development.
Strong understanding of token standards (EIP-712, EIP-7702, ERC-1451, etc.).

Responsibilities

Design, develop, and deploy secure, scalable smart contracts for digital asset use cases.
Partner with product, engineering, and architecture teams to integrate smart contracts.
Conduct code reviews, enforce development standards, and support secure SDLC practices.

Skills

Blockchain development

Solidity

Cryptography

Smart contracts

EVM-compatible development

Education

Bachelor’s degree in Computer Science or related field

Tools

Ethereum

Hyperledger Besu

Java

Spring Boot

Job description

This range is provided by eNGINE. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more.

Base pay range

$75.00/hr - $100.00/hr

Direct message the job poster from eNGINE

eNGINE builds Technical Teams. We are a Solutions and Placement firm shaped by decades of interaction with Technical professionals. Our inspiration is continuous learning and engagement with the markets we serve, the talent we represent, and the teams we build. Our Consulting Workforce is encouraged to enjoy career fulfillment in the form of challenging projects, schedule flexibility, and paid training/certifications. Successful outcomes start and finish with eNGINE.

eNGINE is hiring a Smart Contract Engineer to join a high‑impact Digital Assets Engineering team building blockchain‑powered solutions supporting tokenization, custody, and transaction settlement. This role sits at the intersection of emerging Web3 innovation and highly regulated financial services—ideal for engineers who value security, scalability, and real‑world application.

This position requires working onsite in NYC four days per week.

What You’ll Do

Design, develop, and deploy secure, scalable smart contracts for digital asset use cases
Partner with product, engineering, and architecture teams to integrate smart contracts with EVM‑compatible chains and institutional platforms
Conduct code reviews, enforce development standards, and support secure SDLC practices
Build automated testing, validation, and monitoring frameworks for contract deployments
Collaborate with cybersecurity teams and external auditors to assess and resolve vulnerabilities
Optimize contract performance and gas efficiency in high‑volume environments
Support blockchain network integrations, token standards, and enterprise‑grade interoperability

Required Experience