Principal/ Lead Mobile Software Engineer

CIS TECHNOLOGIES INC; Santa Clara (CA); On-site; USD 180,000 - 240,000; Full time

Job summary

CIS TECHNOLOGIES INC in Santa Clara, CA seeks a Principal/Lead Mobile Software Engineer to drive mobile software for medical devices. The role emphasizes Android development with BLE expertise and support for iOS (Swift/Obj-C) when required, ensuring secure, compliant data exchange with hardware.

You will work with cross‑functional teams, lead architecture and code quality, and contribute to regulatory artifacts under IEC 62304 while applying Agile practices and strong communication.

Qualifications

• Experience in Android mobile development with BLE in healthcare.
• Familiarity with IEC 62304 medical device software standards.
• Excellent communication and problem-solving skills.

Responsibilities

• Design Android apps connecting to medical devices via BLE.
• Collaborate with iOS, QA, hardware teams for cross‑platform consistency.
• Lead architecture reviews and ensure regulatory documentation.

Skills

Android (Kotlin/Java)

BLE protocols

iOS development (Swift/Obj-C)

Agile/Scrum

Git

Communication skills

Software architecture

Medical device software

Leadership

Education

Bachelor's degree in Computer Science or Electrical Engineering

Tools

Git

Core Bluetooth

Job description

We have a position as a Principal/ Lead Mobile Software Engineer role in Santa Clara, CA. Please find the job description below for this position.

Role: Principal/ Lead Mobile Software Engineer

Duration: 24 Months

Note: Relevant profile should have some iOS development experience as well. Domain expertise required in Medical device or healthcare.

Job Description:

We are seeking a Principal Mobile Software Engineer - Mobile to join our team in developing cutting-edge mobile software for medical devices. This role emphasizes Android development with strong expertise in Bluetooth Low Energy (BLE) communication and a willingness to contribute to iOS development. You will play a critical role in building secure, reliable, and user-friendly mobile applications that interact with medical hardware and comply with industry regulations.

• Experience in mobile application development, with Android (Kotlin/Java).
• Hands-on experience with BLE protocols for mobile-device interaction, ideally in healthcare or medical applications.
• Deep understanding of BLE operations: scanning, connecting, bonding, characteristic read/write, notifications, background tasks.
• Experience working in or willingness to learn iOS development (Swift/Objective-C, Core Bluetooth).
• Familiarity with medical device software development lifecycle (IEC 62304), software documentation, and quality systems.
• Experience with Agile/Scrum methodologies and version control systems (Git).
• Strong analytical, debugging, and communication skills.
• Strong oral and written communication skills.
• Ability to work independently and come up with solutions that are well thought out and technically sound.
• Demonstrated experience in software development lifecycle (Agile), object-oriented design methodology.
• Demonstrated technical leadership skills.
• Creative / innovative thinker.
• Good organizational and multi-tasking skills.
• Bachelor's degree in computer science, electrical engineering, or a related field.

Job Responsibilities:

• Design and develop Android mobile applications that connect to medical devices via BLE, ensuring secure and reliable data transmission.
• Collaborate with iOS developers, QA, clinical, and hardware teams to create consistent and compliant cross-platform experiences.
• Implement BLE workflows including device discovery, secure pairing, bonding, characteristic interactions, and firmware updates.
• Rapidly ramp up and contribute to iOS development (Swift/Objective-C) where required.
• Write clean, testable, and well-documented code following medical device software standards (e.g., IEC 62304).
• Participate in architecture, risk assessment, and design reviews, especially in the context of regulated medical software.
• Support validation, verification, and regulatory submission processes by generating compliant documentation and test evidence.
• Diagnose and resolve issues related to BLE communication, device interoperability, and user-reported bugs.
• Documents software development and/or test development by writing documents, reports, memos, change requests. Methods used are determined by approved procedures and standards.
• Follow the full design life cycle process including driving efforts in requirements specification, design activities, planning, code reviews and creating corresponding artifacts.
• Analyzes, evaluates, verifies requirements, software and systems using software engineering standards and best practices.
• Provide complete expert engineering solutions that are well thought out that is architecturally and technically sound.

Department/Project Description

Our customer is an American manufacturer and globally recognized leader in Healthcare and Medical Devices. In close cooperation with the international team, you will have the ability to participate in product feature definition, development, testing, and post-release support for innovative medical products.