74 mobile engineer jobs at 47 companies in St. Charles, IL
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Mobile Engineer
Rockford, Illinois, United States
$35-$38/hr FieldFull Time
4+ YOEHigh school diploma, GED, trade school diploma, or 4–5 years relevant experience; universal CFC certification and driver's license required. Must lift 50+ pounds and use Microsoft Office products and CMMS.
Microsoft Office, Microsoft Word, Microsoft Excel, Microsoft Outlook, Microsoft Teams, CMMS
1mo
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Lead Mobile Engineer, Android (Enterprise Platforms Technology)
McLean or Chicago or New York City
$179k-$246k/yr OnsiteFull Time
4+ YOEBachelor's degree, 4+ years of professional software engineering experience, and 3+ years building Android applications and using Kotlin. Agile experience and a master's degree are preferred.
Android, Kotlin, Swift, MacBook Pro, Agile
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Lead Mobile Engineer, Android (Enterprise Platforms Technology)
McLean or New York City or Chicago
$179k-$246k/yr OnsiteFull Time
4+ YOEBachelor's degree,minimum 4 years professional software engineering experience,3+ years Android,3+ years Kotlin; Agile and open-source experience preferred.
Kotlin, Swift
1mo
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Lead Mobile Engineer, iOS (Enterprise Platforms Technology)
McLean or Chicago or New York City
$179k-$246k/yr OnsiteFull Time
4+ YOEBachelor's degree, 4+ years of software engineering experience, 3+ years building iOS applications, and 3+ years using Swift. Master’s degree and additional experience preferred.
Swift, Kotlin, MacBook Pro, Agile, Apple, Google
4w
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Senior Mobile Systems Engineer (iOS Android)
Deerfield, Illinois, United States
$99k-$158k/yr OnsiteFull Time
2+ YOEBachelor's+2yrs or HS+5yrs technical experience; infrastructure/systems/databases experience; programming with Python, Bash or PowerShell; knowledge of Workspace One, Intune, JAMF; strong relationship, analysis, and troubleshooting skills.
Python, Bash, PowerShell, Workspace One, Intune, JAMF
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Senior Engineer, Customer Web and Mobile Experience
Chicago, Illinois, United States
HybridFull Time
Bachelor's in CS or related (or equivalent experience); production web/mobile engineering experience; strong JavaScript/TypeScript and React; React Native preferred; experience with .NET (C#) BFFs, CI/CD, testing, authentication (OIDC/OAuth2), accessibility, and mobile app lifecycle.
React, React Native, React Native Web, Git, GitHub, Node.js, Next.js, VS Code, GitHub Codespaces, GitHub Copilot Enterprise, Expo SDK, Expo CLI, Microsoft Azure CLI, Postman, React DevTools, BrowserStack, Tailwind, NativeWind, shadcn/ui-style, .NET, C#, Microsoft Dynamics 365, EIS Suite
1mo
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Senior Software Engineer - Mobile Development
Chicago or New York
$150k-$170k/yr HybridFull Time
Experienced in iOS mobile application development, integrating with Java backend services in cloud/containerized environments; strong software design, CI/CD, testing, security/DevSecOps, and stakeholder communication. GitHub CoPilot familiarity noted.
GitHub CoPilot, JavaScript, iOS, MS Office
3w
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Mobile Diesel Technician - Hodgkins, IL
Hodgkins, Illinois, United States
$30-$35/hr FieldFull Time
1+ YOEMinimum 1 year mobile diesel technician and tractor/trailer repair experience, valid driver's license, ability to perform DOT inspections, troubleshoot electronic diesel engines, and work outdoors.
torque wrench
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Heavy Mobile Equipment Mechanic
Chicago, Illinois, United States
$38/hr OnsitePart Time
Experience repairing heavy mobile equipment and knowledge of diesel engines, hydraulics, electrical systems, and troubleshooting. Requires driver's license, own tools, safe industrial work, and lifting up to 50 pounds.
diagnostic tools, diagnostic software
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Senior Engineer - Software
University Park, Illinois, United States
$78k-$134k/yr OnsiteFull Time
5+ YOEBachelor's in software engineering,5+ years engineering experience,web and mobile service development,proficiency with SQL,C#,C++,JavaScript/.NET,REST APIs,strong communication and design skills.
SQL, JavaScript, Angular, React, JQuery, Vue, C#, C++, ASP, .NET Core Framework, REST APIs, Atlassian, SIP, SMS, SMTP, SNMP, HTTPS, RS232, RS485, VoIP, SCADA
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Union Mobile HVAC Technician
Chicago, Illinois, United States
$83k-$103k/yr FieldFull Time
4+ YOEUniversal CFC recovery (or within 90 days), high school diploma/GED, valid state driver’s license, 4+ years building engineering/HVAC-R experience, refrigeration and plumbing/electrical skills, CMMS familiarity.
Corrigo, CMMS, Word, Excel
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Mobile Solution Architect- React Native
Chicago, Illinois, United States
$73k-$174k/yr HybridFull Time
9+ YOEBachelor's in CS/Engineering or equivalent, 9+ years in software engineering/solution architecture, strong React Native and cloud experience, LLM/AI design experience, consulting and stakeholder skills.
React Native, React, TypeScript, LangChain, LlamaIndex, Next.js, AWS, Azure, GCP, OAuth 2.0, LLMs, RAG
1mo
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Principal Software Developer - Full Stack (Unity, C#)
Austin or San Mateo or Carlsbad or Chicago or Eugene or Toronto
$114k-$180k/yr OnsiteFull Time
6+ YOEB.Sc. or equivalent, 6+ years game/mobile software experience, expert C#, 3+ years Unity, shipped mobile titles, experience with performance profiling, AWS, Kubernetes, Datadog, and git.
Unity, C#, AWS, Kubernetes, Datadog, git, Claude Code
1mo
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Fluid Power Component Engineer
Modena or Oak Brook
€39k-€52k/yr HybridFull Time
2+ YOEDesign, validate, and support hydraulic components for mobile equipment; experience with simulation, NVH, fluid evaluation, testing, and cross-functional collaboration required.
2w
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Principal AI Engineer - Aerospace & Defense
Itasca, Illinois, United States
$15k-$180k/yr FieldFull Time
Hands-on experience building and shipping production AI and mobile solutions, expertise in prompt engineering, RAG, MLOps, forward-deployed integrations, full-lifecycle engineering, and technical leadership at principal level.
Retrieval-augmented generation (RAG), MLOps, CI/CD, iOS, ERP, CRM, IoT
3w
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Staff Software Engineer
Westchester or Chicago
$124k-$155k/yr HybridFull Time
8+ YOE8+ years iOS engineering experience with staff-level leadership, deep Swift/UIKit expertise, iOS architecture and security, CI/CD ownership, mobile integrations, and strong communication and mentoring skills.
Swift, UIKit, SwiftUI, Objective-C, .NET, GitHub Actions, Xcode Cloud, App Store Connect, TestFlight, APNs, Firebase Cloud Messaging, Braze, SFMC
2w
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Senior Software Engineer
Kentucky or Louisville or Chicago or Dallas or Washington
$107k-$147k/yr RemoteFull Time
5+ YOE5+ years full-stack engineering experience across front-end, back-end, mobile, cloud, and DevOps; Bachelor's degree or equivalent; experience with modern frameworks, cloud platforms, CI/CD, and AI-enabled capabilities.
Vue.js, React, Angular, Next.js, React Native, Node.js, .NET, Java, Azure, Google Cloud Platform, AWS, SQL Server, PostgreSQL, MySQL, MongoDB, Docker, Kubernetes, AKS, GKE, EKS, ArgoCD, Git, YAML, CI/CD, GitOps, LLMs
4d
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Software Engineer, AI Wearables
Chicago, Illinois, United States
$100k-$140k/yr HybridFull Time
3+ YOEBachelor's or master's degree in computer science, engineering, or related field; 3+ years Android development experience; Kotlin, Java, Android Studio, Git/Jira, AI/ML, and mobile software expertise.
Android, Kotlin, Java, Android Studio, Git, Jira, REST APIs, Google Cloud Services, Amazon Web Services, Windows, Google Play Store, LLMs, Bluetooth, Wi-Fi
4w
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Senior Software Engineer (55220)
Vernon Hills, Illinois, United States
$108k-$127k/yr HybridFull Time
8+ YOEBachelor's in CS/Engineering,8+ years developing commercial B2B software for web/mobile/cloud/desktop,expertise with C#/.NET and Microsoft Full Stack,Azure experience,Git/DevOps,CI/CD,strong design and problem-solving skills.
C#, .NET, Microsoft Full Stack, Microsoft Azure, Git, DevOps, MFC, Java, React, AWS, Google Cloud
1mo
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Digital Product Manager - Mobile App
Minneapolis or Atlanta or Chicago or Charlotte or Irving or New York City
$120k-$141k/yr HybridFull Time
Experience in digital product management for mobile apps, data-driven prioritization, roadmap management, OKRs, discovery and cross-functional collaboration with engineering and design.
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