Senior iOS Application Engineer

Cloud and Things; New York (NY); Hybrid; USD 76,000 - 103,000; Full time

Job summary

Cloud and Things is seeking a Senior iOS Application Engineer to design, develop, and maintain the E-Citations iOS app using .NET MAUI and C#. The role focuses on secure, high-performance mobile solutions with offline-first capabilities and robust REST/GraphQL integration, for a NYS client in a hybrid onsite/remote work model.

You will collaborate with product, engineering, cybersecurity, and enterprise teams to deliver reliable mobile functionality, implement authentication, encryption, and

Qualifications

• Extensive hands-on experience developing enterprise mobile applications for iOS with .NET MAUI and C#.
• Strong experience with XAML, MVVM, and architectural patterns.
• Experience building offline-first mobile applications with local storage and sync.
• Experience with Bluetooth/BLE and Zebra printers and SDK integration.
• Security-centric development including OAuth/OIDC, JWT, Keychain, and encryption.
• Experience with REST/GraphQL integrations and Azure services.

Responsibilities

• Design, develop, and support the E-Citations iOS application using .NET MAUI and C#.
• Build secure, scalable mobile functionality with XAML and native APIs as needed.
• Implement offline-first features with local storage, caching, and sync.
• Integrate with REST/GraphQL APIs, .NET services, Azure, and databases.
• Develop and support Bluetooth/BLE integrations and Zebra printers.
• Ensure secure authentication and data protection across the app.
• Participate in Agile delivery, code reviews, and release planning.

Skills

iOS development

C#

XAML

MVVM

Security practices

REST/GraphQL integration

CI/CD

Tools

Zebra SDK

Azure

SQL Server

Git/GitHub

Job description

Back Senior iOS Application Engineer

Other Area(s) New York , New York W-2 hourly Sep 9, 2026

Our goal is to solve problems and deliver results for our clients. At Cloud and Things, you can be a part of transforming the public sector’s IT environment. Our team is on the forefront of helping to solve the government's most complex IT challenges. If you are seeking a role that offers the opportunity to work on rewarding projects, consider a career with Cloud and Things.

*This is an exempt position. Salarycommensuratewith experience*

Job Title: Senior iOS Application Engineer

Location: New York, NY (Hybrid - 3 Days Onsite / 2 Days Remote)

Duration: 12 Months (with potential for extension)

Start Date: estimated - 10/15

W2 Hourly Rate: $65/hour

Application Deadline: 9/14

Overview:

We are seeking a Senior iOS Application Engineer who will support our NYS client. This role will design, develop, enhance, integrate, test, deploy, and support the E-Citations mobile application using .NET MAUI, C#, and iOS technologies. The engineer will work with Product, Engineering, Architecture, Cybersecurity, Infrastructure, and business stakeholders to deliver secure, reliable, high-performance mobile functionality for field operations.

Duties:

• Design, develop, enhance, and support the E-Citations iOS application using .NET MAUI and C#.
• Build secure, scalable, high-performance mobile functionality using .NET MAUI, XAML, and native iOS APIs where required.
• Develop offline-first capabilities, including local storage, caching, background synchronization, retry logic, conflict resolution, and offline/online reconciliation.
• Integrate securely with REST/GraphQL APIs, .NET backend services, Azure services, relational databases, and enterprise systems.
• Develop and support Bluetooth/BLE integrations, including Zebra ZQ-series mobile printers, connection recovery, and printer status/error handling.
• Implement camera, photo capture, barcode scanning, OCR, document scanning, and identity-related workflows using .NET MAUI and native iOS capabilities.
• Implement secure authentication and data protection using OAuth 2.0, OIDC, JWT, Keychain, encryption, certificate pinning, and secure local storage.
• Develop responsive, accessible, field-friendly interfaces optimized for rapid operational workflows.
• Perform unit, integration, regression, UI, and performance testing; troubleshoot application, connectivity, integration, and production issues.
• Support CI/CD, automated builds, provisioning, code signing, release workflows, telemetry, and production support.
• Participate in Agile delivery, estimation, code reviews, demonstrations, and release planning.
• Maintain technical documentation for developed functionality, integrations, deployment, and operational support.

Mandatory Qualifications:

• Extensive hands-on experience developing enterprise mobile applications using .NET MAUI and C# for iOS.
• Strong experience with XAML, .NET MAUI Community Toolkit, .NET MAUI Essentials, MVVM, Clean Architecture, and dependency injection.
• Experience building offline-first mobile applications using SQLite, local caching, synchronization, retry, and conflict-resolution patterns.
• Hands-on experience with Bluetooth/BLE and Zebra mobile printers, preferably including Zebra ZQ-series printers and Zebra SDK integration.
• Strong experience integrating mobile applications with REST/GraphQL APIs, .NET/ASP.NET Core services, Azure, SQL Server, and Azure SQL.
• Experience integrating .NET MAUI applications with native iOS frameworks and platform-specific APIs where required.
• Strong knowledge of enterprise security including OAuth, OIDC, JWT, Keychain, encryption, certificate pinning, and application hardening.
• Experience with enterprise MDM platforms such as Microsoft Intune, Workspace ONE/AirWatch, or Jamf.
• Strong experience with Git, GitHub/GitLab, CI/CD, Jenkins/Bitrise, automated testing, provisioning and signing.
• Knowledge of App Store Connect, APNs, telemetry, crash reporting, diagnostics, and application monitoring.
• Strong troubleshooting, collaboration, and independent execution skills within complex enterprise environments.
• 6+ years of experience in Application Development.
• 6+ years of experience in Field Service.
• 6+ years of experience in Production.
• 6+ years of experience in Testing and Development.
• 6+ years of experience in Web Development/Design.
• 6+ years of experience with .NET Framework.
• 6+ years of experience with Visual Studio.
• 6+ years of experience in .NET Code Development.
• 6+ years of experience developing and executing test plans.
• 6+ years of experience with GUI Design in a .NET Framework.
• 6+ years of experience in Product Development.
• 6+ years of experience in Rapid Prototyping System Development.
• 6+ years of experience in User Interface Design.
• 6+ years of experience in Wireless/Mobile Development.

Desirable Qualifications:

• Experience supporting public-sector, public-safety, transportation, enforcement, citation, or field-workforce applications, particularly solutions involving mobile printing, offline operation, secure enterprise integration, and mission-critical field usage.
• Experience with TestFlight-based beta distribution and release validation.
• Experience implementing camera, barcode scanning, OCR, and document capture workflows in mobile applications.
• Experience designing accessible, field-oriented mobile user interfaces for rapid operational workflows.

Ready to make a difference?

We’re eager to connect with qualified candidates committed to delivering results and fostering excellence within client projects.

Cloud and Things complies with all applicable federal, state, and local laws regarding recruitment and hiring. All qualified applicants are considered for employment without regard to race,color, religion, sex, sexual orientation, gender identity, national origin, age, disability, protected veteran status, or any other category protected by applicable federal, state, or local laws.

AI-Assisted Resume Evaluation Notice

Cloud and Things – Talent Management

Notice to Candidates

How AI Is Used

• Analyzing resumes against job requirements
• Supporting our recruiters in candidate data evaluation
• Ensuring consistent review standards across all applications
• Important: AI serves as a support tool only. As noted above, all candidate selection and hiring decisions are made by experienced human recruiters. Your unedited resume will be processed by our AI tools as part of this evaluation.

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Cloud and Things Data Handling:

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• You may opt out of long-term ATS storage by emailing your name and your request to opt out of storing your resume in the ATS to: [e-mail]
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Your Participation

By submitting your application, you acknowledge this notice and consent to AI-assisted evaluation as part of our recruitment process. You may opt out only by choosing not to submit your resume for consideration.