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Mobile App Developer Jobs in Milwaukee, WI (NOW HIRING)

Fiserv, Inc.

Staff Engineer

Milwaukee, WI · On-site

Any time you swipe your credit card, pay through a mobile app, or withdraw money from the bank, w ... Staff Engineer EMPLOYER: Fiserv Solutions, LLC LOCATION: Milwaukee, WI (and various unanticipated ...

Fiserv, Inc.

Database Engineer III

Milwaukee, WI · On-site

Any time you swipe your credit card, pay through a mobile app, or withdraw money from the bank, w ... Database Engineer III EMPLOYER: Fiserv Solutions, LLC LOCATION: Milwaukee, WI (and various ...

Fiserv, Inc.

Security Engineer

Milwaukee, WI · On-site

Any time you swipe your credit card, pay through a mobile app, or withdraw money from the bank, w ... Security Engineer EMPLOYER: Fiserv Solutions, LLC LOCATION: Milwaukee, WI (and various ...

Harley-Davidson

Sr Mechatronics Engineer

Wauwatosa, WI

$109K - $159K/yr

Engineering Location: PDC Workplace Category:Onsite Company: Harley-Davidson Motor Company Full or ... Mobile app development in Android/iOS. The pay range shown represents the national average pay ...

Harley-Davidson

Sr Mechatronics Engineer

Wauwatosa, WI · On-site

$109K - $159K/yr

Engineering Location: PDC Workplace Category:Onsite Company: Harley-Davidson Motor Company Full or ... Mobile app development in Android/iOS. The pay range shown represents the national average pay ...

Harley-Davidson

Sr Mechatronics Engineer

Wauwatosa, WI · On-site

$109K - $159K/yr

Engineering Location: PDC Workplace Category:Onsite Company: Harley-Davidson Motor Company Full or ... Mobile app development in Android/iOS. The pay range shown represents the national average pay ...

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Showing results 21-40

All JobsMobile App Developer JobsMobile App Developer Jobs in Milwaukee, WI

Mobile App Developer information

See Milwaukee, WI salary details

$52.7K

$108.9K

$155.7K

How much do mobile app developer jobs pay per year?

As of Aug 9, 2026, the average yearly pay for mobile app developer in Milwaukee, WI is $108,852.00, according to ZipRecruiter salary data. Most workers in this role earn between $82,300.00 and $125,600.00 per year, depending on experience, location, and employer.

What are some common challenges mobile app developers face when working on cross-platform applications?

Mobile App Developers often encounter challenges when developing cross-platform applications, such as ensuring consistent user experiences across different devices and operating systems. Managing varying hardware capabilities, screen sizes, and OS-specific behaviors can require extra testing and fine-tuning. Additionally, integrating with native features or third-party services may demand creative problem-solving to maintain performance and functionality. Collaboration with designers and QA teams is essential to address these challenges and deliver high-quality apps.

What is a mobile app developer?

Mobile app developers are professionals who design, build, and maintain applications for mobile devices such as smartphones and tablets. They use programming languages like Java, Swift, or Kotlin to create apps for platforms such as iOS and Android. These developers work closely with designers and other team members to ensure the app is user-friendly, functional, and meets client or business requirements. Their responsibilities also include testing and updating apps to fix bugs and add new features.

What are the key skills and qualifications needed to thrive as a mobile app developer, and why are they important?

To thrive as a Mobile App Developer, you need strong programming skills in languages such as Java, Kotlin, Swift, or Flutter, supported by a relevant degree or equivalent experience. Familiarity with development environments like Android Studio or Xcode, along with knowledge of APIs and app deployment processes, is typically required. Creativity, problem-solving, and effective communication help developers interpret user needs and collaborate with designers or stakeholders. These competencies ensure the creation of high-quality, user-friendly apps that meet business objectives and industry standards.
What are popular job titles related to Mobile App Developer jobs in Milwaukee, WI? For Mobile App Developer jobs in Milwaukee, WI, the most frequently searched job titles are:
What job categories do people searching Mobile App Developer jobs in Milwaukee, WI look for? The top searched job categories for Mobile App Developer jobs in Milwaukee, WI are:
What cities near Milwaukee, WI are hiring for Mobile App Developer jobs? Cities near Milwaukee, WI with the most Mobile App Developer job openings:
Mobile App Developer jobs near you
Infographic showing various Mobile App Developer job openings in Milwaukee, WI as of August 2026, with employment types broken down into 49% Full Time, 42% Part Time, and 9% Contract. Highlights an 97% Physical, 1% Hybrid, and 2% Remote job distribution, with an average salary of $108,852 per year, or $52.3 per hour.

Staff Engineer

Fiserv, Inc.

Milwaukee, WI • On-site

Full-time

Re-posted yesterday

Fiserv rating

7.7

Company rating: 7.7 out of 10

Based on 95 frontline employees who took The Breakroom Quiz

105th of 150 rated financial services

Job description

Calling all innovators - find your future at Fiserv.
We're Fiserv, a global leader in Fintech and payments, and we move money and information in a way that moves the world. We connect financial institutions, corporations, merchants and consumers to one another millions of times a day - quickly, reliably, and securely. Any time you swipe your credit card, pay through a mobile app, or withdraw money from the bank, we're involved. If you want to make an impact on a global scale, come make a difference at Fiserv.
Job Title
Staff Engineer
TITLE: Staff Engineer
EMPLOYER: Fiserv Solutions, LLC
LOCATION: Milwaukee, WI (and various unanticipated locations throughout the U.S. subject to authorization from management)
DUTIES: Design and develop native mobile applications for Android Operating System based point-of-sale systems. Modify existing software to correct errors, adapt to new hardware, or to improve performance. Work with Product Manager and UX designers to define and refine the requirements and work with Quality Engineers to develop the right test plans to test new features. Participate in design and code reviews. Mentor junior engineers. Work with Clover support team to analyze and fix bugs identified by merchants. Participate in on-call rotation to handle customer escalations. Take ownership of complex, cross-functional engineering initiatives that typically span multiple teams, guiding technical execution from concept through launch.
REQUIREMENTS: Bachelor's degree in Computer Science, Engineering or a related field and 4 years in any job title involving Android development experience. Prior experience must include: 4 years working with algorithms and data structures; 4 years of software development experience with Java; 4 years of technical leadership delivering complex systems to production; 4 years working in software architecture and object-oriented design; 4 years working with MySQL or SQLite; 3 years working with Kotlin; 3 years using end-to-end software development tools including Gradle, GIT, and Jenkins; and 2 years using Mockito, Robolectric, or Espresso.
TRAVEL: None
TO APPLY: Apply by selecting "Apply" on this page and following prompts to attach resume and submit.
JOB CODE: CR599
#P3M
It is unlawful to discriminate against a prospective employee due to the individual's status as a veteran.
Our commitment to Equal Opportunity:
Fiserv is proud to be an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, national origin, gender, gender identity, sexual orientation, age, disability, protected veteran status, or any other category protected by law.
If you have a disability and require a reasonable accommodation in completing a job application or otherwise participating in the overall hiring process, please contact AskHR.US@fiserv.com. Please note our AskHR representatives do not have visibility to your application status. Current associates who require a workplace accommodation should refer to Fiserv's Disability Accommodation Policy for additional information.
Note to agencies:
Fiserv does not accept resume submissions from agencies outside of existing agreements. Please do not send resumes to Fiserv associates. Fiserv is not responsible for any fees associated with unsolicited resume submissions.
Warning about fake job posts:
Please be aware of fraudulent job postings that are not affiliated with Fiserv. Fraudulent job postings may be used by cyber criminals to target your personally identifiable information and/or to steal money or financial information. Any communications from a Fiserv representative will come from a legitimate Fiserv email address.

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