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Job Title


Principal Software Engineer (APIs)


Company : JPMorgan Chase & Co.


Location : Columbus, OH


Created : 2026-04-21


Job Type : Full Time


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 Home Lending - Originations group, 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 responsibilitiesOwn the design integration and API strategy (REST/GraphQL/gRPC, event-driven) with clear versioning, security, and lifecycle standards.Define reusable integration patterns and canonical data contracts aligned to MISMO to ensure consistency and reuse.Lead design reviews and maintain reference architectures and ADRs across domains, guiding strategic design decisions.Ensure designs meet non-functional requirements for security, resiliency, performance, scalability, cost, and operability.Design and oversee Encompass LOS integrations and customizations using Developer Connect, SDK, and plugins.Orchestrate Encompass data flows with pricing engines, DU/LP, credit, appraisal, title, eClose, CRM, and document systems.Drive platform capabilities for API gateways, event streaming, identity/authorization, webhook integration etcEstablish SLIs/SLOs, resiliency patterns, and telemetry standards to improve reliability and reduce MTTR.Mentor engineers and product partners on strategic design, integration best practices, and platform-thinking.Design and ideate PoCs experiment andand enforce governance for schema versioning, backward compatibility, and data lineage.Required qualifications, capabilities, and skillsFormal training or certification on software engineering concepts and 10+ years applied experienceDeep expertise designing and governing REST/GraphQL/gRPC APIs and event-driven architectures at enterprise scale.Hands-on Encompass LOS experience including Developer Connect APIs, SDK/plugins, business rules, and pipeline automation.Strong mortgage domain knowledge including MISMO 3.4+, UCD, HMDA, DU/LP workflows, and TRID/RESPA impactsProficiency with Kafka or equivalent streaming platforms and robust messaging patterns with DLQs and idempotency.Excellent communication and mentoring skills with a BS in CS or related fieldExperience in Computer Science, Computer Engineering, Mathematics, or a related technical field