Senior Lead Software Engineer, Blockchain & Payments

JobCubby; Jersey City (NJ); On-site; USD 180,000 - 240,000; Full time

Job summary

JPMorgan Chase & Co. in Jersey City seeks a Sr. Lead Software Engineer to join the Commercial & Investment Bank - Payments Technology, Core Blockchain Team.

You will help design blockchain solutions, build scalable microservices, and drive secure, high-performance applications across private and public networks. You will mentor peers, review code, and advance AI-assisted development practices to improve quality, speed, and security of the platform.

Qualifications

• Formal training or certification in software engineering with 5+ years of applied experience.
• Degree in Computer Science, Mathematics, or equivalent field.
• Experience delivering distributed systems with blockchain platforms (Ethereum/Hyperledger).
• Strong OO programming background with Solidity, Java, JavaScript or Python.
• Knowledge of cryptographic principles and cloud services (AWS/GCP/Azure).

Responsibilities

• Designs and implements microservices architectures with modern frameworks.
• Designs blockchain solutions and DApps on private and public networks with cryptographic protocols.
• Influences product design and technical operations; contributes to code quality and security.
• Monitors performance of microservices for high availability and responsiveness.
• Performs code reviews and fosters continuous improvement.
• Drives enterprise AI-assisted engineering practices and validates AI outputs for correctness.

Skills

Blockchain

Java

Python

Solidity

Microservices

AWS

CI/CD

Cryptography

Education

CS/Math degree or equivalent

Tools

AWS

Docker

Kubernetes

Hardhat

Truffle

Slither

Job description

JPMorgan Chase & Co. in Jersey City seeks a Sr. Lead Software Engineer to join the Commercial & Investment Bank - Payments Technology, Core Blockchain Team.

You will help design blockchain solutions, build scalable microservices, and drive secure, high-performance applications across private and public networks. You will mentor peers, review code, and advance AI-assisted development practices to improve quality, speed, and security of the platform.