Top 17 Senior software engineer Jobs in Roscoe, Il

Senior Mobile Software Engineer – iOS
Comply365 —Beloit, WI
- Full-time
- Hybrid work
- 5 years
- Office
- Mentoring
- Paid parental leave
- Health savings account
Quick Apply
Senior Embedded Software Engineer
LOGISNEXT AMERICAS INC —Marengo, IL
- $120,000 - $165,000 a year
- Multiple hires
- Hybrid work
- Computer science
- 7 years
- Computer Science
- Profit sharing
- Paid parental leave
4d
Senior Web/App Engineer
Blain's Farm & Fleet —Janesville, WI
- Full-time
- Computer science
- Oracle
- Computer Science
- Disability insurance
- Health insurance
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Senior Automation & Controls Engineer
Prent Corporation —Janesville, WI
- Online Application
- 7 years
- Computer networking
- Senior level
- Profit sharing
- Paid holidays
Senior Software Engineer
TaxPlanIQ —United States
- $100,000 - $140,000 a year
- Email
- Remote
- Background check
- System design
- Java
- Health insurance
- Dental insurance
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Senior Salesforce Developer with Health Cloud - USC ONLY / Remote USA / VA. Maryland, DC
Platform 6 Ltd —United States
- $70 - $75 an hour
- Contract
- Remote
- 6 years
- DevOps
- SQL
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Senior Mobile Software Engineer – iOS

Comply365 -
Beloit, WI

Quick Apply

Job Details

Full-time

Benefits

Paid parental leave
Health savings account
Disability insurance
Health insurance
Dental insurance
Flexible spending account
Paid time off
Parental leave
Vision insurance
Life insurance
Referral program

Qualifications

Feature validation testing
Performance tuning
Software engineering
Mobile product development
iOS
Data retrieval time improvement
iOS API integration
Schema design
Production systems
Release management
iOS networking integration
Auto Layout
Performance optimization (iOS development)
Agile software development
SQLite
JSON
Xcode
Back-end integration
DevOps automation
Swift
Query management
Developer tools
Cross-functional communication
Code maintenance (iOS development)
Engineering quality assurance
iOS user interface implementation

Full Job Description

About Comply365

Comply365 is a leading provider of Operational Content Management, Safety Management, and Training Management in the highly regulated industries of Aviation, Defense, and Rail. We provide a powerful combination of expertise and products underpinned by unified best practices, empowering airlines, rail, and defense organizations with the most comprehensive product portfolio to elevate operational excellence, and transform safety management and training, with closer integration of data across these domains. Comply365 ensures our customers' teams and assets are always geared for peak operational performance and unlocks unparalleled financial and operational gains through more streamlined, robust, and agile operations.
Our culture truly sets us apart at Comply365. In addition to our unwavering dedication to our customers and products that we offer, we are, first and foremost, a diverse team of driven, energetic, and passionate individuals who work together to make a direct impact on the future of our company. We have built, and continue to build a world-class, dynamic, and people-first culture. We believe in celebrating one another's achievements, open communication, and transparent leadership.

About the role

We’re seeking a Senior Mobile Software Engineer (iOS) with strong Swift and Objective-C expertise to help drive the next generation of our best-in-class iOS app. You’ll lead the development of new features, optimize performance, and champion engineering quality across the product.

You’ll collaborate closely with product managers, designers, and QA engineers to deliver intuitive, high-performing features that our users rely on every day. We’re looking for someone with a proven track record of shipping high-quality iOS apps, a passion for clean architecture and performance, and the ability to guide others toward technical excellence.

At our core, we value open communication, thoughtful collaboration, and pragmatic problem-solving. Great ideas can come from anyone, and we encourage strong opinions balanced with flexibility when presented with new information.

This role is hybrid to our Beloit office with the expectation of attending the office 3 days per week.

Essential Duties and Responsibilities

Design, develop, and maintain production iOS applications using Swift and Objective-C.
Ship and support high-quality releases to the Apple App Store.
Optimize for performance, reliability, and responsiveness across a wide range of devices.
Work closely with design, product, and QA to plan, implement, and validate new features.
Contribute to improving development practices, coding standards, and CI/CD pipelines.
Stay up to date on the latest iOS SDK changes, frameworks, and Apple developer tools.
Mentor peers and share expertise in Swift, UIKit, and app architecture.
Communicate progress, risks, and technical insights clearly within the team.

Essential skills

5+ years of professional mobile development experience.
3+ years of hands-on iOS development using Swift and Objective-C.
Proven experience releasing and maintaining iOS apps in the App Store.
Strong understanding of UIKit, Foundation, Swift Concurrency, and app lifecycle.
Experience with REST APIs, JSON, and data persistence using SQLite.
Familiarity with modern CI/CD tools (Xcode Cloud, Azure DevOps, or GitHub Actions).
Solid grasp of QA methodologies, Agile development, and SDLC best practices.
Excellent communication and collaboration skills.
Self-driven, organized, and committed to building exceptional user experiences.

Essential technical skills

Swift and Objective-C (commercial experience).
UIKit, SwiftUI, and Auto Layout.
Xcode, Instruments, and Apple developer tools.
Git (GitHub, Azure Repos, or equivalent).
SQLite database management, schema design, and query optimization..
App Store Connect, TestFlight, and provisioning workflows.
CI/CD with Xcode Cloud, Azure DevOps, Jenkins, or GitHub Actions.
Profiling, debugging, and performance optimization using Instruments.

Why come aboard?

✈️Unlimited PTO
Flexible work environment
✔️Paid Holidays

401(k) plan with company

❤️‍Comprehensive benefits package (medical, dental, vision, life insurance, disability insurance, HSA, and FSA)

Paid parental leave (12 weeks primary caregiver, 6 weeks secondary caregiver) match

Ample learning and development opportunities

Employee referral bonus

Comply365 is a global company, and our success draws upon our employees' diverse viewpoints, skills, and experiences. We are proud to be an equal opportunity employer, and all qualified applicants will receive consideration for employment regardless of age, race, color, religion, sex, sexual orientation, gender identity, national origin, disability status, protected veteran status, or any other characteristic protected by law.

Quick Apply

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senior software engineer jobs in roscoe, il

Senior Mobile Software Engineer – iOS

Senior Embedded Software Engineer

Senior Web/App Engineer

Senior Automation & Controls Engineer

Senior Software Engineer

Senior Salesforce Developer with Health Cloud - USC ONLY / Remote USA / VA. Maryland, DC

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