Software Engineer II Blockchain Digital Assets

As a Software Engineer II you will join our London-based engineering team contributing to the design development and delivery of Java Python and TypeScript-based blockchain applications.

Working alongside experienced engineers with decades of Markets expertise youll build production-grade blockchain services learn cutting-edge DLT technologies and help transform the financial ecosystem from the inside. This role offers the opportunity to grow your skills in blockchain and distributed systems while working on high-impact projects with direct visibility to business leaders across the industrys leading markets business. Markets Digital Assets focuses on designing and building production-grade solutions leveraging Blockchain and Distributed Ledger Technologies (DLT) to transform JPMorgans CIB Markets business. We partner closely with Front Office Product Operations and core platform teams to deliver secure scalable and compliant digital asset capabilities across our private blockchain network Kinexys Digital Assets and public blockchains.

Job Responsibilities

• Develop scalable secure services using Java Spring Boot TypeScript/NestJS ReactJS and Python
• Contribute to end-to-end delivery: implementation testing CI/CD deployment and production support
• Write clean maintainable code and participate in code reviews to uphold engineering standards for quality observability and performance
• Collaborate with Front Office Product Operations and platform teams to build and deliver transformative DLT use cases
• Learn and apply blockchain technologies in a full-stack DApps build environment across private and public blockchains
• Work with enterprise development toolchains including Git Jenkins and CI/CD pipelines
• Engage with senior engineers and architects to understand distributed systems design and best practices
• Participate in team knowledge-sharing hackathons and experimentation with emerging technologies
• Contribute to the teams technical output and help advocate for DLT within the firm

Required qualifications capabilities and skills

• Hands-on software engineering experience with Java Spring Boot/Python or similar modern backend frameworks
• Understanding of software development fundamentals: data structures algorithms object-oriented design
• Experience with version control (Git) and working in collaborative development environments
• Eagerness to learn distributed systems blockchain technologies and cloud-native architectures
• Strong problem-solving skills and ability to work effectively in a team
• Excellent communication and collaboration skills; comfort working with diverse stakeholder groups
• Familiarity with CI/CD pipelines automated testing and DevOps practices
• Interest in or exposure to blockchain and Distributed Ledger Technologies (DLT)

Preferred qualifications capabilities and skills

• Familiarity with TypeScript JavaScript or front-end development (ReactJS or similar frameworks)
• Experience building on public or permissioned blockchain platforms (e.g. Solana Ethereum/EVM Hyperledger Polkadot Cosmos Avalanche Canton)
• Understanding of cryptographic protocols smart contracts or key management
• Experience with AWS services and cloud-native architectures
• Interest in front office or trade-processing environments within financial services