Principal Software Engineer - Mobile Applications

Principal Software Engineer - Mobile ApplicationsWork mode: Hybrid Onsite Location(s): San Jose, CA, US, 95101 Additional Location(s): US-CA-Valencia; US-CA-San Jose; US-CA-Santa Clara Diversity - Innovation - Caring - Global Collaboration - Winning Spirit - High Performance At Boston Scientific, we'll give you the opportunity to harness all that's within you by working in teams of diverse and high-performing employees, tackling some of the most important health industry challenges. With access to the latest tools, information and training, we'll help you in advancing your skills and career. Here, you'll be supported in progressing – whatever your ambitions.About the role: Boston Scientific was recognized by Forbes as one of the Best Workplaces for Engineers in 2026, reflecting a culture where engineers do meaningful work. The Principal Software Engineer – Mobile Applications will serve as a hands-on technical leader responsible for the architecture, design, development, integration, and delivery of Android and iOS mobile applications supporting innovative medical device technologies. This role provides end-to-end technical ownership of existing and next-generation mobile applications, including mobile-to-backend integration architecture, secure device connectivity, and cloud service interactions. The Principal Engineer will drive architectural decisions, engineering best practices, software quality, and technical execution while leading and mentoring mobile engineers and collaborating closely with backend, cloud, and cross-functional engineering teams. The ideal candidate brings deep expertise in at least one mobile platform (Android or iOS), strong architectural knowledge of both, proven technical leadership, and experience delivering secure, reliable, and compliant software in a regulated environment.Your responsibilities will include:Mobile Architecture & Ownership: Lead the architecture, technical design, development, and evolution of Android and iOS applications, including native and Kotlin Multiplatform solutions, across existing products and new development initiatives.Mobile-to-Backend Architecture & Integration: Drive the end-to-end design and architecture of mobile application integration with backend and cloud services, including API contracts, data models, authentication, authorization, secure data exchange, error handling, synchronization, and connectivity resilience. Partner with backend and cloud engineering teams to define scalable, reliable, and maintainable system interfaces.Technical Leadership: Serve as the technical lead for mobile engineering teams, providing technical direction, mentoring engineers, driving architectural decisions, and resolving complex engineering challenges.Engineering Excellence: Establish and enforce coding standards, design patterns, code reviews, automated testing, CI/CD practices, and software development best practices to ensure high-quality, maintainable applications.Platform Standards: Ensure adherence to Apple Human Interface Guidelines, Android Material Design, accessibility, performance, security, and platform-specific user experience standards.Regulated Software Delivery: Own the technical quality and completeness of mobile software deliverables, including architecture, design documentation, risk assessments, traceability, and verification evidence, in accordance with FDA design controls, IEC 62304, ISO 13485, and internal quality processes.Device & Cloud Connectivity: Oversee secure communication between mobile applications, implantable medical devices, Bluetooth Low Energy (BLE), cloud infrastructure, and supporting software platforms, ensuring end-to-end system reliability, performance, and cybersecurity.Cross-Functional Collaboration: Partner closely with Backend/Cloud, Firmware, Systems Engineering, UX/UI, Quality, Regulatory, Product Management, and Program Management teams to align system architecture, resolve technical dependencies, and drive product delivery.Execution & Accountability: Drive technical planning, engineering estimates, risk mitigation, design reviews, integration readiness, and software delivery milestones from concept through commercialization and post-market maintenance. Hands-On Engineering: Remain actively involved in critical design decisions, code reviews, prototyping, troubleshooting, and resolution of complex technical and integration challenges.Required qualifications: Bachelor's or Master's degree in Computer Science, Software Engineering, or a related technical field. 10+ years of software engineering experience, including 8+ years in Android and/or iOS mobile application development. 3+ years of technical leadership experience as a Principal Engineer, Technical Lead, Software Architect, or equivalent, driving architecture, engineering standards, and software delivery. Deep hands-on expertise in Android (Kotlin/Java) or iOS (Swift), with strong architectural knowledge of both platforms and experience with cross-platform mobile development. Strong experience in mobile software architecture, design patterns (MVVM, Clean Architecture), modularization, SDK development, and application lifecycle management. Demonstrated experience architecting mobile-to-backend integrations, including RESTful APIs, API contracts, authentication and authorization, secure data transmission, data synchronization, error handling, and cloud-connected application design. Experience collaborating with backend and cloud engineering teams to define service interfaces, address system-level integration challenges, and ensure application performance, scalability, and reliability. Proven ability to lead code reviews, establish engineering best practices, mentor engineers, and drive technical quality across development teams. Experience integrating mobile applications with BLE-enabled devices, cloud services, and secure communication protocols. 2+ years of experience in medical device software or other regulated industries, with knowledge of IEC 62304, ISO 13485, FDA design controls, and software development lifecycle documentation. Excellent communication, technical leadership, and collaboration skills, with demonstrated ability to influence architectural decisions and coordinate across global, cross-functional teams.Preferred qualifications: Experience developing mobile applications for implantable medical devices, particularly neuromodulation systems. Experience with Kotlin Multiplatform, Android Jetpack, Jetpack Compose, SwiftUI, UIKit, or equivalent modern mobile frameworks. Experience with AWS services (Cognito, API Gateway, S3, DynamoDB, KMS) and cloud-native integration architectures. Experience designing secure, resilient mobile-to-cloud communication, including OAuth 2.0, token management, offline synchronization, API versioning, and backward compatibility. Experience with CI/CD pipelines, Jenkins, Git, SonarQube, and automated mobile and API integration testing. Knowledge of mobile cybersecurity, encryption, secure storage, threat modeling, and vulnerability management. Experience leading multiple mobile applications, modernizing legacy platforms, and coordinating distributed engineering teams.Requisition ID: 637240 Minimum Salary: $ 106800 Maximum Salary: $ 202900 The anticipated compensation listed above and the value of core and optional employee benefits offered by Boston Scientific (BSC) – see will vary based on actual location of the position and other pertinent factors considered in determining actual compensation for the role. Compensation will be commensurate with demonstrable level of experience and training, pertinent education including licensure and certifications, among other relevant business or organizational needs. At BSC, it is not typical for an individual to be hired near the bottom or top of the anticipated salary range listed above. Compensation for non-exempt (hourly), non-sales roles may also include variable compensation from time to time (e.g., any overtime and shift differential) and annual bonus target (subject to plan eligibility and other requirements). Compensation for exempt, non-sales roles may also include variable compensation, i.e., annual bonus target and long-term incentives (subject to plan eligibility and other requirements). For MA positions : It is unlawful to require or administer a lie detector test for employment. Violators are subject to criminal penalties and civil liability. Boston Scientific transforms lives through innovative medical technologies that improve the health of patients around the world. As a global medical technology leader for more than 45 years, we advance science for life by providing a broad range of high-performance solutions that address unmet patient needs and reduce the cost of healthcare. Our portfolio of devices and therapies helps physicians diagnose and treat complex cardiovascular, respiratory, digestive, oncological, neurological and urological diseases and conditions. Learn more at and follow us on LinkedIn. Boston Scientific Corporation has been and will continue to be an equal opportunity employer. To ensure full implementation of its equal employment policy, the Company will continue to take steps to assure that recruitment, hiring, assignment, promotion, compensation, and all other personnel decisions are made and administered without regard to race, religion, color, national origin, citizenship, sex, sexual orientation, gender identity, gender expression, veteran status, age, mental or physical disability, genetic information or any other protected class. Please be advised that certain US based positions, including without limitation field sales and service positions that call on hospitals and/or health care centers, require acceptable proof of COVID-19 vaccination status. Candidates will be notified during the interview and selection process if the role(s) for which they have applied require proof of vaccination as a condition of employment. Boston Scientific continues to evaluate its policies and protocols regarding the COVID-19 vaccine and will comply with all applicable state and federal law and healthcare credentialing requirements. As employees of the Company, you will be expected to meet the ongoing requirements for your roles, including any new requirements, should the Company's policies or protocols change with regard to COVID-19 vaccination. Among other requirements, Boston Scientific maintains specific prohibited substance test requirements for safety-sensitive positions. This role is deemed safety-sensitive and, as such, candidates will be subject to a prohibited substance test as a requirement. The goal of the prohibited substance testing is to increase workplace safety in compliance with the applicable