Job Description

As the world works and lives faster, FIS is leading the way.  Our fintech solutions touch nearly every market, company and person on the planet. Our teams are inclusive and diverse. Our colleagues work together and celebrate together. If you want to advance the world of fintech, we’d like to ask you: Are you FIS?

About the role:

We are hiring a Senior iOS Developer with solid experience in Swift, Objective-C and React Native to join our mobile app development team. The ideal candidate should have a minimum of 7 years of hands-on iOS development experience and at least 2 years working with React Native. You will be involved in designing and developing high-quality mobile apps for both native iOS and cross-platform environments. You will be working along-side other engineers and developers working on different layers of the infrastructure. Therefore, commitment to collaborative problem solving, sophisticated design, and creating quality products is essential.

What you will be doing

• Leading the technical design and architecture of mobile applications, including both iOS (Swift/Objective-C) and React Native platforms particularly within the financial technology (Fintech) domain.
• Collaborating with cross-functional teams (product, design, backend) to define app requirements and technical solutions.
• Establishing and maintaining high standards of code quality, performance, and security in both native and cross-platform development.
• Designing and implementing modern OOAD and SOLID-based architectural solutions for scalable, maintainable mobile applications.
• Overseeing integration of third-party libraries, SDKs, and APIs to meet business and technical requirements.
• Providing technical leadership to development teams, performing code reviews, and mentoring junior developers.
• Driving mobile best practices within the team, including adoption of CI/CD, automated testing, and Agile/Scrum methodologies.
• Staying up-to-date with the latest mobile technologies, trends, and tools to recommend improvements to the development process.

What you bring:

• Proven working experience in iOS app development and React Native app development
• Proficiency with S.O.L.I.D principals, OOAD development methodologies
• Proficiency with Swift ,  Objective-C , Typescript and Javascript
• Experience with iOS frameworks such as Core Animation, Security frameworks, Biometrics authentications, networking protocols etc.
• Experience with SWIFTUI , Combine and Reactive programming.
• Familiarity with RESTful APIs to connect iOS applications to back-end services
• Understanding of Apple’s design principles and interface guidelines
• Experience with GCD and OperationQueues
• Experience with performance and memory tuning with tools (such as Instruments)
• Experience with offline database management using Core data and SwiftData
• Experience with MVC, MVVM , VIPER and other scalable architectures.
• Familiarity with cloud message APIs and push notifications
• Proficient understanding of code versioning tools (such as Git)
•  Proficient in agile methodologies like SCRUM, KANBAN and platforms like JIRA.
•  Experience with Test Driven Development, Behavior Driven Development approaches and XCTest framework implementation
•  Familiarity with CI/CD pipelines, automated testing and crash/error monitoring tools
• Familiarity with compliance and data privacy standards like GDPR, WCAG, etc.
• Experience with Redux/MobX
• Ability to understand business requirements and translate them into technical requirements
• Rock solid at working with third-party dependencies and debugging dependency conflicts

What we offer you:

• A multifaceted job with a high degree of responsibility and a broad spectrum of opportunities
• A broad range of professional education and personal development possibilities – FIS is your final career step!
• A competitive salary and benefits
• A variety of career development tools, resources and opportunities

With a 50-year history rooted in the financial services industry, FIS™ is the world's largest global provider dedicated to financial technology solutions.  We champion clients from banking to capital markets, retail to corporate and everything touched by financial services. Headquartered in Jacksonville, Florida, our 53,000 worldwide employees help serve more than 20,000 clients in over 130 countries. Our technology powers billions of transactions annually that move over $9 trillion around the globe.  FIS is a Fortune 500 company and is a member of Standard & Poor’s 500® Index

Privacy Statement

FIS is committed to protecting the privacy and security of all personal information that we process in order to provide services to our clients. For specific information on how FIS protects personal information online, please see the Online Privacy Notice.

Sourcing Model

Recruitment at FIS works primarily on a direct sourcing model; a relatively small portion of our hiring is through recruitment agencies. FIS does not accept resumes from recruitment agencies which are not on the preferred supplier list and is not responsible for any related fees for resumes submitted to job postings, our employees, or any other part of our company.

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