Senior Software Engineer, Mobile

hatch I.T.; Somerville (MA); On-site; USD 140,000 - 190,000; Full time

Job summary

hatch I.T. in partnership with VIA seeks a Senior Software Engineer specializing in cryptography for mobile platforms. You will design and ship secure native mobile apps for iOS and Android, balancing world-class security with a superior user experience.

You will lead end-to-end mobile development, implement advanced security features, and integrate backend services. Strong cryptography knowledge and Secure Enclaves experience are highly valued in this mission-driven Massachusetts role.

Qualifications

• 5+ years of professional experience developing and shipping native mobile applications.
• Proven proficiency in both native iOS development (Swift) and native Android development.
• Direct experience with native mobile security features, including Secure Enclaves (or equivalent).
• Working knowledge of basic cryptography principles and their application in mobile security.

Responsibilities

• Drive end-to-end development, testing, and deployment of high-quality native applications for iOS and Android.
• Maintain application performance and ensure broad compatibility across devices and OS versions.
• Architect and implement security-focused features using native mobile security frameworks.
• Implement secure data handling and storage, including Secure Enclaves or equivalent technologies.
• Apply basic cryptography principles for data protection and secure communication within the mobile environment.
• Integrate VIA's backend microservices and secure APIs into the mobile application logic.
• Serve as a subject matter expert and provide technical leadership in mobile app development.
• Clearly articulate complex software designs and processes to diverse audiences.
• Collaborate with UI/UX designers and backend developers to ensure seamless, performant functionality.
• Participate in defining and upholding mobile development best practices, code reviews, and automated testing.

Skills

Swift (iOS)

Android (Kotlin/Java)

Mobile security

Secure Enclaves

RESTful APIs

TypeScript

CI/CD

Cryptography basics

MVVM/MVI architecture

Technical leadership

Education

Bachelor's degree or higher in computer science/engineering

Job description

hatch I.T. is partnering with VIA to find a Senior Software Engineer, Cryptography. See details below:

About the Role:

An impressive mission requires an equally impressive Senior Software Engineer, Mobile

As a Senior Software Developer, specializing in mobile development, you will move beyond simple coding to thoughtful design. You will build a highly secure mobile backbone that delivers their mission to the world. They are looking for an innovator who is motivated to solve the complex challenge of balancing world-class security with flawless, intuitive user experiences. If you thrive in tackling inherent performance and security challenges in high-stakes mobile development, we've reserved a place for you.

Responsibilities:

• Drive the end-to-end development, testing, and deployment of high-quality native applications for iOS (Swift) and Android
• Maintain application performance, troubleshoot issues, and ensure broad compatibility across devices and OS versions
• Architect and implement features focused on security and privacy, utilizing native mobile security frameworks
• Implement secure data handling and storage, including the use of Secure Enclaves (or equivalent technologies)
• Apply basic cryptography principles for data protection and secure communication within the mobile environment
• Integrate VIA's backend microservices and secure APIs into the mobile application logic
• Serve as a subject matter expert and provide technical leadership in mobile application development, ensuring VIA's solutions meet the highest standards
• Clearly articulate complex software designs, architectural choices, and technical processes to diverse audiences, including technical peers and non-technical stakeholders
• Collaborate effectively with cross-functional teams (UI/UX designers and backend developers) to ensure seamless, performant, and reliable application functionality
• Participate in defining and upholding mobile development best practices, code reviews, and automated testing

Requirements:

• Bachelor's degree or higher in computer science, engineering, or a related field or equivalent experience
• 5+ years of professional experience developing and shipping native mobile applications
• Proven proficiency in both native iOS development (Swift) and native Android development
• Direct experience with native mobile security features, including Secure Enclaves (or equivalent secure storage mechanisms)
• Working knowledge of basic cryptography principles and their application in mobile security
• Strong experience integrating mobile applications with RESTful APIs and handling asynchronous data streams
• Solid understanding of mobile UI/UX principles, architectural patterns (e.g., MVVM, MVI, etc.), and performance optimization
• Experience with digital wallets, biometric authentication (Face ID/Touch ID), or equivalent credential management systems is a significant plus
• Familiarity with CI/CD processes for mobile application deployment (e.g., Fastlane, Jenkins, or similar)
• Proficiency in TypeScript for building and maintaining robust mobile applications