Senior Software Engineer-iOS

Reposted Yesterday
2 Locations
In-Office or Remote
Senior level
Travel
The Role
Lead design and implementation of iOS applications, mentor engineers, coordinate with vendors and operations, ensure delivery within scope/time/budget, and apply modern iOS practices (testing, CI/CD, analytics, async concurrency) to maintain high-quality production apps.
Summary Generated by Built In

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. 

About Us
All positions offer a 401(k) plan, stock purchase plan, discounts at Marriott properties, commuter benefits, employee assistance plan, and childcare discounts.  Benefits are subject to terms and conditions, which may include rules regarding eligibility, enrollment, waiting period, contribution, benefit limits, election changes, benefit exclusions, and others. Click here to learn more.

Full-time positions also offer coverage for medical, dental, vision, health care flexible spending account, dependent care flexible spending account, life insurance, disability insurance, accident insurance, adoption expense reimbursements, paid parental leave and educational assistance. 

Washington Applicants Only: Employees will accrue paid sick leave, 0.077 PTO balance for every hour worked and be eligible to receive a minimum of 9 holidays annually.

Marriott HQ is committed to a hybrid work environment that enables associates to Be connected.  Headquarters-based positions are considered hybrid, for candidates within a commuting distance to Bethesda, MD; candidates outside of commuting distance to Bethesda, MD will be considered for Remote positions.
About the TeamMarriott International is the world’s largest hotel company, with more brands, more hotels and more opportunities for associates to grow and succeed. Be where you can do your best work,​ begin your purpose, belong to an amazing global​ team, and become the best version of you.

Skills Required

  • 6+ years experience in software development
  • Expert-level expertise in multiple programming languages and methodologies
  • 5+ years hands-on iOS native application development (e.g., Swift, SwiftUI, Combine, Objective-C)
  • Experience leveraging AI-assisted development tools for code generation, analysis, debugging, refactoring, and defect investigation
  • Strong verbal and written communication skills
  • Undergraduate degree or equivalent experience/certification
  • Experience with Swift Concurrency (async/await, actors, structured concurrency)
  • Experience with iOS test automation frameworks and tools (XCTest, XCUITest)
  • Experience with CI/CD tooling and integrating automated testing into pipelines
  • Understanding of quality practices and testing methodologies in agile environments
  • Experience with iOS analytics, crash reporting, and experimentation frameworks
  • Experience with JSON, REST APIs, GraphQL and dynamic data services
  • Experience with Data Modeling, Networking, and Push Notification frameworks
  • Experience developing for Apple Watch
  • Active contributions to open-source projects
  • Experience with Agile methodologies (Scrum or SAFe)
  • Experience with DevOps tools (Git, JIRA, Jenkins, Dynatrace)
  • Experience packaging and publishing applications on the App Store
  • Experience integrating 3rd party SDKs and supporting multiple screen sizes and large user bases

Marriott International  Compensation & Benefits Highlights

The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Marriott International  and has not been reviewed or approved by Marriott International .

  • Retirement Support Retirement programs include a 401(k) with a company match and related financial wellness resources seen as competitive. This support is complemented by savings tools that reinforce long-term financial security.
  • Healthcare Strength Health coverage offers flexible medical plans, disability and life insurance, and access to mental health and wellness resources. Short-term disability and basic life coverage are described as included for many full-time hourly roles.
  • Wellbeing & Lifestyle Benefits Travel and lifestyle perks include substantial hotel, food and beverage, spa, retail, and golf discounts for employees and families. Additional programs like tuition assistance and wellness initiatives reinforce non-cash value.

Marriott International  Insights

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The Company
HQ: Bethesda, MD
185,619 Employees

What We Do

Marriott International, Inc. is based in Bethesda, Maryland, USA, and encompasses a portfolio of more than 7,500 properties in 30 leading hotel brands spanning 132 countries and territories. Its heritage can be traced to a root beer stand opened in Washington, D.C., in 1927 by J. Willard and Alice S. Marriott. Marriott International is an equal opportunity employer committed to hiring a diverse workforce and sustaining an inclusive culture. Marriott International does not discriminate on the basis of disability, veteran status or any other basis protected under federal, state or local laws. Community Guidelines: We reserve the right to remove without any notice content that we determine in our sole discretion is offensive or illegal, contains personally identifiable information, trademarks or copyrights belonging to a third party, advertises a third party’s products or services, or is otherwise inappropriate. Application Tips: We encourage job seekers to protect themselves from email and recruiting scams. Please note: 1) We do not accept applications via email or fax; 2) We never ask for money as part of the application process; 3) We only contact job applicants from approved email domains. Please find more information about Marriott International’s job application process and approved email address domains here: http://www.careers.marriott.com/tips-for-applying/

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