Principal Software Engineer - Design Authority - React, Micro front end, BFF Architecture

Job Description
If you are looking for a game-changing career, working for one of the world's leading financial institutions, you've come to the right place.
As a Principal Software Engineer at JPMorganChase within the Merchant Services, you provide expertise and engineering excellence as an integral part of an agile team to enhance, build, and deliver trusted market-leading technology products in a secure, stable, and scalable way. Leverage your advanced technical capabilities and collaborate with colleagues across the organization to drive best-in-class outcomes across various technologies to support one or more of the firm's portfolios.
Job responsibilities

• Own and drive the overall technical design vision for the Commerce Center portal, ensuring alignment with business and technical goals.
• Lead the technical design review process, serving as the accountable decision-maker for solution architecture and design proposals.
• Develop and maintain comprehensive documentation of functional and non-functional requirements, design rationale, and architectural decisions.
• Champion the creation of simple, reusable, and resilient micro front end components and architectural patterns to drive scalability, usability, and reliability.
• Collaborate with domain experts and cross-functional teams, including the Design Guild, to ensure robust solutions across UI, React, Micro Front Ends, Single-SPA, AWS hosting, and API integrations.
• Facilitate structured implementation reviews to verify delivery against agreed-upon designs and architecture.
• Advise and mentor engineering teams on technical design, architecture, and best practices for distributed, cloud-native systems.

Required qualifications, capabilities, and skills

• Formal training or certification on large scale technology program concepts and 10+ years applied experience. In addition, 5+ years of experience leading technologists to manage, anticipate and solve complex technical items within your domain of expertise.
• Proven expertise in solution architecture, system design, and technical leadership for large-scale, distributed systems.
• Hands-on expertise with cloud-native technologies and AWS hosting, including deployment, monitoring, and operational stability.
• Deep understanding of Single-SPA, micro front end patterns, and backend-for-frontend (BFF) architectures.
• Demonstrated ability to create and maintain comprehensive design documentation and architectural artifacts.
• Experience collaborating with cross-functional teams and driving consensus on technical decisions.
• Strong communication skills, with the ability to present complex technical concepts to senior leaders and non-technical stakeholders.
• Hands-on practical experience delivering system design, application development, testing, and operational stability.
• Extensive experience with CI/CD pipelines, infrastructure as code, and DevOps practices in AWS.
• Deep understanding of accessibility, usability, and resilient design principles for web applications.
• Experience in Computer Science, Computer Engineering, Mathematics, or a related technical field

Preferred qualifications, capabilities, and skills

• Experience as a Design Authority, Principal Engineer, or Solution Architect in a large enterprise or financial services environment.
• Prior experience with customer-facing portals or payment systems. Familiarity with secure API integration and interfacing with external datasets and services.
• Experience with technical design guilds, technical communities of practice, or similar collaborative design forums.
• Prior leadership in driving adoption of reusable components and architectural standards across multiple teams.