M

Senior Software Engineer-iOS

Job Description - Senior Software Engineer-iOS

Description


JOB SUMMARY 




 




Takes day-to-day direction from assigned Product Leader/Owner to lead technical workgroups and/or functions as a technical expert. Operates as a key member of the team/squad to resolve and makes decisions on more complex, non-routine service requests with limited to moderate risk. Performs research, analysis, design, creation and implementation of applications to meet current and future user requirements. Defines and creates the next generation of solutions to drive Marriott value. Monitors multiple projects by Service Provider to successful completion, maintaining scope within the time and budget constraints. Creates solutions that serve our business leveraging current and leading-edge technologies in an innovative and impactful manner. 




 




CANDIDATE PROFILE 




 




Education and Experience 




 




Required: 





  • 6+ years’ experience in software development with expert level expertise in multiple programming languages and methodologies 





  • 5+ years hands-on experience with iOS native application development languages, frameworks and tools (e.g., Swift, SwiftUI, Combine, Objective-C) 





  • Experience leveraging AI-assisted development tools to accelerate software engineering workflows, including code generation, code analysis, debugging, refactoring, and defect investigation 





  • Strong verbal and written communication skills with the ability to articulate complex technical and quality concepts in clear, business friendly terms 





  • Undergraduate degree or equivalent experience/certification 




 




Preferred: 





  • Experience with Swift Concurrency including async/await, actors, and structured concurrency for modern asynchronous programming 





  • Experience with iOS test automation frameworks and tools such as XCTest and XCUITest, with the exposure to write and maintain automated tests 





  • Experience with CI/CD tooling and quality gates, including integration of automated testing into build pipelines 





  • Understanding of quality practices and testing methodologies in an agile environment, with ability to collaborate with QA teams on test strategy and coverage 







  • Experience with iOS analytics, crash reporting, and experimentation frameworks to inform quality improvements and engineering decisions 





  • Excellent knowledge of working with dynamic data using services (e.g., JSON, REST APIs, GQL, etc.) 





  • Experience with Data Modeling, Networking, and Push Notification frameworks 





  • Experience with Apple Watch 





  • Active contributions to OSS projects 





  • Experience in Agile software methodologies such as Scrum or SAFe 





  • Experience with DevOps tools such as Git, JIRA, Jenkins, Dynatrace 





  • Experience developing apps for large, critical user bases 





  • Experience developing apps supporting UI for varying screen sizes (e.g., phones and tablets) 





  • Experience with 3rd Party SDK integrations and other open source libraries 





  • Experience packaging and publishing applications on the App Store 





  • Understanding of latest trends in mobile and web technologies 





  • Demonstrated understanding of mobile industry trends, development products and environments as well as best practices for mobile application design and development 





  • Demonstrated ability to anticipate future software engineering opportunities 





  • Technology leadership experience in a sourced environment 





  • Ability to accomplish results through others, particularly by establishing relationships, effective controls and leading in a managed service environment 





  • Relevant technology certifications 




 




 




CORE WORK ACTIVITIES 






 




Technical Leadership 





  • Trains and/or mentors other team members, and peers as appropriate  





  • Provides financial input on department or project budgets, capital expenditures or other cost/resource estimates as requested 





  • Identifies opportunities to enhance the service delivery processes. 




 




Delivering Technology  





  • Performs more complex quantitative and qualitative analyses for service delivery processes and projects. 





  • Facilitates achievement of expected deliverables and obligations of Services Providers 





  • Validates completeness of requirements prior to Service Provider solutioning 





  • Ensures all projects follow the defined development and business case processes 





  • Ensures proper coordination with appropriate IT and vendor relations teams 





  • Provides consultation for routine and complex systems development 





  • Ensures early warning to the business stakeholder executives regarding degraded or missed service levels 





  • Coordinates with Operations and Infrastructure teams for deployment and production support activities 




 




IT Governance 





  • Follows all defined IT standards and processes (i.e. IT Governance, SM&G, Architecture, etc.), and provides input for improvements to the appropriate process owners as needed 





  • Maintains a proper balance between business and operational risk  





  • Follows the defined project management standards and processes 






 




Service Provider Management 





  • Validates that Service Providers develop and manage respective aspects of a project plan, including schedules, deliverables, and appropriate metrics. 





  • Makes short term plans for the team to effectively utilize resources 





  • Monitors Service Provider outcomes 





  • Reviews estimates of work effort for client project provided by Service Providers for accuracy 





  • Facilitates timely resolution of service delivery problems and minimizes the impact to clients 




 


At Marriott International, we are dedicated to being an equal opportunity employer, welcoming all and providing access to opportunity. We actively foster an environment where the unique backgrounds of our associates are valued and celebrated. Our greatest strength lies in the rich blend of culture, talent, and experiences of our associates.  We are committed to non-discrimination on any protected basis, including disability, veteran status, or other basis protected by applicable law. 



Original job Senior Software Engineer-iOS posted on GrabJobs ©. To flag any issues with this job please use the Report Job button on GrabJobs.
Share Job
Share Job

Similar Senior Software Engineer Jobs in the US

GrabJobs is the no1 job portal in the US, connecting you to thousands of jobs fast! Find the best jobs in the US, apply in 1 click and get a job today!

Mobile Apps

Copyright © 2026 Grabjobs Pte.Ltd. All Rights Reserved.