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

Senior Software Engineer

Milwaukee, WI · On-site

$120K - $159K/yr

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

Big Data Engineer, Senior

Milwaukee, WI · On-site

$55 - $72.75/hr

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

Systems Engineering - Sr Advisor

Milwaukee, WI · On-site

$134K - $135K/yr

Any time you swipe your credit card, pay through a mobile app, or withdraw money from the bank, w ... involving DevOps and CI/CD experience. Prior experience must include: 4 years working in Cloud ...

Any time you swipe your credit card, pay through a mobile app, or withdraw money from the bank, w ... DevOps pipelines to support CI/CD. TRAVEL: None TO APPLY: Apply by selecting "Apply" on this page ...

Showing results 41-60

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 10, 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:
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.

Senior Software Engineer

Fiserv, Inc.

Milwaukee, WI • On-site

$120K - $159K/yr

Full-time

Re-posted 24 days ago


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
Senior Software Engineer
TITLE: Senior Software Engineer
EMPLOYER: Fiserv Solutions, LLC
LOCATION: Milwaukee, WI (and various unanticipated locations throughout the US subject to authorization from management)
DUTIES: Deliver enterprise grade financial transactions processing solutions tailored to the Payments industry. Collaborate with stakeholders to gather business requirements and translate them into technical specifications and detailed design documents. Design, code, and integrate new functionalities into existing systems as well as build new systems using cutting edge technologies while adhering to industry standards and security protocols. Ensure the quality of software deliverables through rigorous code reviews, implementing best practices in coding, and addressing production challenges promptly. Work closely with QA teams throughout the testing phase and resolve any identified issues in a timely manner. Actively participate in project meetings and sprint planning sessions, ensuring stakeholders are updated on project progress, timelines, and any dependencies. Ensure compliance with necessary network certifications to meet industry regulations and standards. Manage application deployments, ensuring that new releases are executed smoothly without disrupting existing services. Collaborate with global teams to develop effective solutions that align with business objectives.
REQUIREMENTS: Bachelor's degree in Computer Science, Engineering, or a related field and 4 years in any job title involving software development experience in Credit and Debit payment processing. Prior experience must include 4 years in the following: Working with object-oriented languages, distributed systems, AWS and GCP services; Building high availability and highly scalable payment processing applications; Working in .NET, C#, REST APIs, and Microsoft SQL; Working with Agile methodologies; Working in TCP/IP and Socket Programming; and Working in Asynchronous Multithreaded architecture.
TRAVEL: None
TO APPLY: Apply by selecting "Apply" on this page and following prompts to attach resume and submit.
JOB CODE: KG553
#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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