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| Job Title | Company Name | Salary | Location | Tags | Posted | |
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| JPMorgan Chase & Co | 📍 Jersey City, NJ, United States | Web3DeveloperEngineering | ||||
| Aztec | 📍 New York City, US | Web3DeveloperMarketing | ||||
| Aztec | 📍 London, UK | Web3DeveloperEngineering | ||||
| Aztec | RemoteWeb3DeveloperMarketing | |||||
| Kerneldao | INR 4000k-5000k/year | RemoteWeb3MarketingNon Tech | ||||
Software Engineer III - Blockchain
Posted by JPMorgan Chase & Co
Feb 24, 2026
Feb 24, 2026
As a Senior Software Engineer at JPMorganChase within the Commercial and Investment Banking team, you serve as a seasoned member of an agile team to design and deliver trusted market-leading technology products in a secure, stable, and scalable way. You are responsible for carrying out critical technology solutions across multiple technical areas within various business functions in support of the firm’s business objectives.
Job responsibilities
- Implements microservices architectures using industry-standard technologies and frameworks.
- Design blockchain solutions and decentralized applications on private and public blockchain networks, with proven and verified cryptographic protocols
- Monitor and optimize the performance of microservices, ensuring high availability and responsiveness.
- Troubleshoot and resolve technical issues, providing timely solutions to maintain application stability.
- Participate in code reviews and provide constructive feedback to peers, fostering a culture of continuous improvement.
- Actively 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
Required skills
- Formal training or certification on software engineering concepts and 3+ years applied experience
- 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, Solana
- 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, Go, Python. Experience with RDBMS a plus
- Experience and understanding of the cryptographic principles underpinning blockchain technologies such as signature algorithm, key management, wallets
- Experience with cloud infrastructure services such as Amazon, Google, or Microsoft
- Ability to tackle design and functionality problems independently with little to no oversight
- Formal training or certification on software engineering concepts and 5+ years applied experience
Desired skills
- Experience in Financial Markets
- Experience designing and writing smart contracts with Solidity using Hardhat, Slither scanning etc
- Hands-on experience with AWS, EKS, Docker
- Knowledge of DevOps practices and tools for continuous integration and deployment
- Familiarity with blockchain interoperability solutions