Senior Lead Software Engineer - Blockchain, Java, Micro Services

Be an integral part of an agile team that's constantly pushing the envelope to enhance, build, and deliver top-notch technology products.

As a Sr. Lead Software Engineer at JPMorgan Chase within the Commercial & Investment Bank - Payments Technology, Core Blockchain Team, you are an integral part of an agile team that works to enhance, build, and deliver trusted market-leading technology products in a secure, stable, and scalable way. Drive significant business impact through your capabilities and contributions, and apply deep technical expertise and problem-solving methodologies to tackle a diverse array of challenges that span multiple technologies and applications.

• Designs and implements microservices architectures using industry-standard technologies and frameworks.
• Designs blockchain solutions and decentralized applications on private and public blockchain networks, with proven and verified cryptographic protocols
• Drives decisions that influence the product design, application functionality, and technical operations and processes
• Monitors and optimize the performance of microservices, ensuring high availability and responsiveness.
• Troubleshoots and resolves technical issues, providing timely solutions to maintain application stability.
• Conducts code reviews and provide constructive feedback to peers, fostering a culture of continuous improvement.
• Contributes to the engineering community as an advocate of firmwide frameworks, tools, and practices of the Software Development Life Cycle
• Implements rigorous and thorough monitoring and testing practices to ensure the security and performance goals of blockchain infrastructure
• Designs and verifies cryptographic protocols deployed on the blockchain. Design blockchain solutions, such that it can support benchmark use‑cases of decentralized applications, with proven and verified cryptographic protocols
• Drives team adoption of enterprise-authorized AI-assisted engineering practices within the work environment to improve code quality, delivery speed, and operational outcomes (e.g., AI-assisted code review/refactoring, test strategy acceleration, incident/root‑cause analysis support), while establishing consistent validation standards (secure coding, peer review, automated testing) and promoting reuse of effective patterns across the team.
• Applies knowledge of tools within the Software Development Life Cycle toolchain, including enterprise-authorized AI-assisted development and automation capabilities, to improve the value realized by automation.

• Formal training or certification on software engineering concepts and 5+ years applied experience
• A degree in Computer Science / Mathematics or equivalent work experience in a field utilizing the same subject matter
• Hands‑on practical experience delivering system design, application development, testing, and operational stability for traditional distributed systems
• Have practical experience developing on blockchain platforms, such as,
  Ethereum
  , Hyperledger
  , or similar
• Strong object oriented programming language background. Hands‑on experience with application programming, backend API development and distributed microservices
  infrastructure in one or more programming language(s):
  Solidity, Java, JavaScript, Python
  .
• Experience and understanding of the cryptographic principles underpinning blockchain technologies such as encryption algorithms, key management, key wallets
• Experience with cloud infrastructure services such as Amazon, Google
  , or Microsoft (AWS, Google Cloud, Azure)
• Ability to tackle design and functionality problems independently with little to no oversight
• Demonstrated experience leading effective use of enterprise-authorized…