Senior Software Engineer, Mobile

Full-timeHybrid
Somerville, MA OR Washington, DC.via Hatch IT CareersPosted Feb 20, 2026
Match with my CV

Technical skills

TypeScriptSwiftAPI developmentCI/CDDevOpsiOS developmentAndroid developmentTest automation

Role signals

UI/UX Design

About this role

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

Before you apply

  • 1Which parts of your CV prove experience with TypeScript, Swift, and API development?
  • 2Which recent work examples would make your application stronger for this role?
  • 3What details from the original source listing should you confirm before applying?

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