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Mobile Developer

System One

  • Merrifield, VA
  • Today
    System One
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    Skills

    • Agile Programming Methodologiesunmatched
    • Analysis Skillsunmatched
    • Androidunmatched
    • Apple Xcodeunmatched
    • Application Programming Interface (API)unmatched
    • Backlog Prioritizationunmatched
    • Banking Servicesunmatched
    • Best Practicesunmatched
    • Change Managementunmatched
    • Coachingunmatched
    • Code Reviewsunmatched
    • Communication Skillsunmatched
    • Computer Scienceunmatched
    • Continuous Deployment/Deliveryunmatched
    • Continuous Integrationunmatched
    • Cross-Functionalunmatched
    • Debugging Skillsunmatched
    • Embedded Programming Languagesunmatched
    • Emerging Technologyunmatched
    • Equipment Maintenance/Repairunmatched
    • Javaunmatched
    • Kotlinunmatched
    • Leadershipunmatched
    • Maintain Complianceunmatched
    • Mentoringunmatched
    • Mobile Applicationsunmatched
    • Mobile Applications Developmentunmatched
    • Mobile Operating Systemunmatched
    • Objective-C Programming Languageunmatched
    • Performance Managementunmatched
    • Performance Tuning/Optimizationunmatched
    • Problem Solving Skillsunmatched
    • REST (Representational State Transfer)unmatched
    • Requirements Managementunmatched
    • Software Testingunmatched
    • Sprint Planningunmatched
    • Swiftunmatched
    • Team Playerunmatched
    • Technical Leadershipunmatched
    • Thought Leadershipunmatched
    • Trend Analysisunmatched
    • Unit Testunmatched
    • User Interface/Experience (UI/UX)unmatched
    • iOSunmatched

    Description

    Job Title: Mobile Developer
    Location: Hybrid reporting to Vienna/Winchester, VA, Pensacola, FL or San Diego, CA

    Pay Rate: Open to Both C2C and W2 options
    Position Type: Multiyear Contract


    Description
    To support the development, maintenance, and enhancement of the organization's mobile banking applications across iOS and Android platforms. Mobile Developers are embedded within cross-functional Agile teams and play a critical role in delivering secure, reliable, and user-friendly digital experiences to millions of members. This role involves technical execution, platform advocacy, and collaboration across disciplines to ensure high-quality mobile solutions aligned with business goals and member needs.

    Responsibilities
    • Design, develop, and maintain mobile banking features for iOS and/or Android platforms
    • Resolve production issues and contribute to platform stability and performance improvements
    • Collaborate with cross-functional Agile teams including front-end, back-end, and product stakeholders
    • Participate in Agile ceremonies and contribute to sprint planning and backlog refinement
    • Ensure adherence to platform-specific development standards and best practices
    • Write and maintain unit and UI tests; participate in peer code reviews
    • Stay current with mobile OS updates, development trends, and emerging technologies
    • Advocate for platform excellence and contribute to reusable component libraries
    • Mentor junior developers and contribute to team knowledge sharing
    • Support enterprise-wide mobile initiatives and influence platform strategy (senior levels)

    Qualifications
    Bachelor’s degree in Computer Science or related field
    Progressive experience in mobile application development (level-dependent)
    Proficiency in:
    - iOS: Swift, Objective-C, Xcode
    - Android: Kotlin, Java, Android Studio
    Experience integrating RESTful APIs and third-party libraries
    Familiarity with Agile methodologies (SAFe preferred)
    Strong analytical, debugging, and problem-solving skills
    Effective communication and collaboration abilities
    Desired: Experience with CI/CD pipelines, mobile accessibility standards, and performance optimization

    Career Levels
    Associate Mobile Developer (Level 1)
    Focus: Learning and foundational contribution

    Technical Responsibilities:
    • Build small features and bug fixes under guidance
    • Participate in Agile ceremonies and code reviews
    • Learn platform tools and development practices
    • Pair with senior developers for mentorship
    • Soft Skills:
    • Curiosity
    • Adaptability
    • Clear communication
    • Team collaboration
    Mobile Developer (Level 2)
    Focus: Independent contribution and platform ownership

    Technical Responsibilities:
    • Own moderately complex features and bug fixes
    • Represent mobile platform within Agile team
    • Collaborate with designers, analysts, and product owners
    • Begin mentoring junior developers
    • Soft Skills:
    • Accountability
    • Cross-functional communication
    • Proactive problem-solving
    Senior Mobile Developer (Level 3)
    Focus: Technical leadership and cross-team collaboration

    Technical Responsibilities:
    • Lead development of complex features and platform initiatives
    • Influence architecture and reusable components
    • Mentor junior developers and drive platform standards
    • Represent mobile in cross-team efforts
    • Soft Skills:
    • Leadership
    • Strategic thinking
    • Coaching
    • Platform advocacy
    Principal Mobile Developer (Level 4)
    Focus: Vision-setting and enterprise-level influence

    Technical Responsibilities:
    • Define mobile platform strategy across release trains
    • Lead enterprise-wide mobile initiatives and innovation
    • Introduce new tools, frameworks, and practices
    • Advocate for mobile excellence across the organization
    • Soft Skills:
    • Visionary leadership
    • Change management
    • Thought leadership
    • Enterprise collaboration


    Ref: #851-Rockville-S1


    Numbers & Facts

    LocationMerrifield, VA
    IndustryStaffing/Employment Agencies
    Company Size2,500 to 4,999 employees
    Websitehttps://systemone.com

    About Company

    Every day, System One focuses on services and solutions that require a high degree of specialization, in-demand technical skills, and large-scale operational expertise. We are essential partners to those on the front lines of our nation’s most critical infrastructure, technology, and life sciences initiatives. 

    Founded more than 40 years ago as a staffing partner to the engineering industry, today System One is a diversified organization operating in over 50 locations and putting more than 9,000 people to work in the United States, Canada, and the United Kingdom.

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