CrawlJobs Logo

Senior/Staff iOS Engineer

zoolatech.com Logo

Zoolatech

Location Icon

Location:
Poland , Wroclaw

Category Icon
Category:
IT - Software Development

Job Type Icon

Contract Type:
Not provided

Salary Icon

Salary:

Not provided
Save Job
Save Icon
Apply Position

Job Description:

We are seeking a Senior iOS Engineer to join the team responsible for a high-traffic mobile application serving millions of users. The current iOS codebase will undergo a modernization initiative to improve architecture, performance, and development velocity. This includes modularization, establishing a unified engineering “golden path,” and migrating key components to Swift and SwiftUI. As part of this team, you will work across a complex codebase, drive technical improvements, and support the foundation for a major rewrite planned in the next development cycle.

Job Responsibility:

  • Work within and improve a large codebase
  • Lead efforts in modularization, architecture refinement, and modernization
  • Drive migration of certain components from Objective-C to Swift and SwiftUI
  • Reduce technical debt to enable faster feature development
  • Contribute to defining engineering best practices and the “golden path” for iOS development
  • Collaborate with cross-functional partners to deliver features while evolving core systems
  • Support long-term plans to rewrite significant portions of the app

Requirements:

  • 4+ years of experience building and maintaining iOS applications
  • Solid expertise in modern Swift development and Objective-C
  • Experience with SwiftUI and contemporary iOS architectural patterns
  • Proven experience working with large, complex codebases
  • Hands-on experience with code migrations, refactoring, or modernization initiatives
  • Strong problem-solving skills and the ability to navigate ambiguity
  • Proactive, initiative-driven mindset with a passion for improving engineering foundations

Nice to have:

Valid US Visa is a plus

What we offer:
  • Paid Vacation
  • Sick Days
  • Sport/Insurance Compensation
  • English Classes
  • Charity
  • Training Compensation

Additional Information:

Job Posted:
January 04, 2026

Icon
Zoolatech - All Job Offers
Job Link Share:
Copy Link Icon
Facebook Icon Twitter Icon LinkedIn Icon

Looking for more opportunities? Search for other job offers that match your skills and interests.

Briefcase Icon

Similar Jobs for Senior/Staff iOS Engineer

Senior/Staff Platform Consultant (Native iOS)

10Pearls is hiring iOS Engineers for a critical, client-facing engagement. This ...
Location
Location
Pakistan , Karachi; Lahore; Islamabad
Salary
Salary:
Not provided
10pearls.com Logo
10Pearls
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Bachelor's degree in computer science, Software Engineering, Information Technology, or related field
  • 5+ years of professional experience developing native iOS applications using Swift
  • Strong command of iOS SDK, Xcode, and Apple Human Interface Guidelines, with experience delivering production-grade iOS apps
  • Hands-on experience building production apps using SwiftUI, with solid UIKit fundamentals
  • Strong understanding of iOS app architecture patterns such as MVVM and/or Clean Architecture
  • Experience integrating RESTful APIs, handling authentication flows, and implementing robust networking and error-handling strategies
  • Proficiency with concurrency and asynchronous programming using GCD and/or Swift Concurrency (async/await)
  • Experience with local persistence solutions such as Core Data, Realm, SQLite, or similar
  • Working knowledge of unit testing and UI testing frameworks such as XCTest and XCUITest
  • Experience with Git-based workflows, pull requests, and code review practices
Job Responsibility
Job Responsibility
  • Design, develop, and maintain native iOS applications using Swift with a focus on performance, reliability, and user experience
  • Collaborate with product, design, backend, and QA teams to understand requirements, refine user stories, and deliver end-to-end features
  • Implement scalable app architectures (e.g., MVVM/Clean Architecture) and ensure maintainable, testable codebases
  • Integrate RESTful APIs, handle data parsing, error handling, retries, and offline/edge-case scenarios
  • Develop reusable UI components using SwiftUI as the primary framework, with the ability to integrate UIKit where required
  • Write unit tests and UI tests, participate in code reviews, and continuously improve engineering standards and development workflows
  • Optimize app performance by profiling, reducing memory leaks, improving startup time, and ensuring smooth UI rendering
  • Integrate third-party SDKs and iOS capabilities such as push notifications, deep linking, keychain, background tasks, and location services as needed
  • Contribute to CI/CD and release processes, including App Store deployments, certificates/provisioning profiles, and versioning practices
  • Monitor production health using logging and analytics tools, troubleshoot defects, and drive timely resolutions in collaboration with stakeholders
  • Fulltime
Read More
Arrow Right

Senior/Staff Platform Consultant (Native iOS)

10Pearls is hiring iOS Engineers for a critical, client-facing engagement. This ...
Location
Location
Pakistan , Karachi; Lahore; Islamabad
Salary
Salary:
Not provided
10pearls.com Logo
10Pearls
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Bachelor's degree in computer science, Software Engineering, Information Technology, or related field
  • 5+ years of professional experience developing native iOS applications using Swift
  • Strong command of iOS SDK, Xcode, and Apple Human Interface Guidelines, with experience delivering production-grade iOS apps
  • Hands-on experience building production apps using SwiftUI, with solid UIKit fundamentals
  • Strong understanding of iOS app architecture patterns such as MVVM and/or Clean Architecture
  • Experience integrating RESTful APIs, handling authentication flows, and implementing robust networking and error-handling strategies
  • Proficiency with concurrency and asynchronous programming using GCD and/or Swift Concurrency (async/await)
  • Experience with local persistence solutions such as Core Data, Realm, SQLite, or similar
  • Working knowledge of unit testing and UI testing frameworks such as XCTest and XCUITest
  • Experience with Git-based workflows, pull requests, and code review practices
Job Responsibility
Job Responsibility
  • Design, develop, and maintain native iOS applications using Swift with a focus on performance, reliability, and user experience
  • Collaborate with product, design, backend, and QA teams to understand requirements, refine user stories, and deliver end-to-end features
  • Implement scalable app architectures (e.g., MVVM/Clean Architecture) and ensure maintainable, testable codebases
  • Integrate RESTful APIs, handle data parsing, error handling, retries, and offline/edge-case scenarios
  • Develop reusable UI components using SwiftUI as the primary framework, with the ability to integrate UIKit where required
  • Write unit tests and UI tests, participate in code reviews, and continuously improve engineering standards and development workflows
  • Optimize app performance by profiling, reducing memory leaks, improving startup time, and ensuring smooth UI rendering
  • Integrate third-party SDKs and iOS capabilities such as push notifications, deep linking, keychain, background tasks, and location services as needed
  • Contribute to CI/CD and release processes, including App Store deployments, certificates/provisioning profiles, and versioning practices
  • Monitor production health using logging and analytics tools, troubleshoot defects, and drive timely resolutions in collaboration with stakeholders
  • Fulltime
Read More
Arrow Right

Senior/Staff Platform Consultant (Native iOS)

10Pearls is hiring iOS Engineers for a critical, client-facing engagement. This ...
Location
Location
Pakistan , Karachi; Lahore; Islamabad
Salary
Salary:
Not provided
10pearls.com Logo
10Pearls
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Bachelor's degree in computer science, Software Engineering, Information Technology, or related field
  • 5+ years of professional experience developing native iOS applications using Swift
  • Strong command of iOS SDK, Xcode, and Apple Human Interface Guidelines, with experience delivering production-grade iOS apps
  • Hands-on experience building production apps using SwiftUI, with solid UIKit fundamentals
  • Strong understanding of iOS app architecture patterns such as MVVM and/or Clean Architecture
  • Experience integrating RESTful APIs, handling authentication flows, and implementing robust networking and error-handling strategies
  • Proficiency with concurrency and asynchronous programming using GCD and/or Swift Concurrency (async/await)
  • Experience with local persistence solutions such as Core Data, Realm, SQLite, or similar
  • Working knowledge of unit testing and UI testing frameworks such as XCTest and XCUITest
  • Experience with Git-based workflows, pull requests, and code review practices
Job Responsibility
Job Responsibility
  • Design, develop, and maintain native iOS applications using Swift with a focus on performance, reliability, and user experience
  • Collaborate with product, design, backend, and QA teams to understand requirements, refine user stories, and deliver end-to-end features
  • Implement scalable app architectures (e.g., MVVM/Clean Architecture) and ensure maintainable, testable codebases
  • Integrate RESTful APIs, handle data parsing, error handling, retries, and offline/edge-case scenarios
  • Develop reusable UI components using SwiftUI as the primary framework, with the ability to integrate UIKit where required
  • Write unit tests and UI tests, participate in code reviews, and continuously improve engineering standards and development workflows
  • Optimize app performance by profiling, reducing memory leaks, improving startup time, and ensuring smooth UI rendering
  • Integrate third-party SDKs and iOS capabilities such as push notifications, deep linking, keychain, background tasks, and location services
  • Contribute to CI/CD and release processes, including App Store deployments, certificates/provisioning profiles, and versioning practices
  • Monitor production health using logging and analytics tools, troubleshoot defects, and drive timely resolutions
  • Fulltime
Read More
Arrow Right

Senior/Staff Network Engineer

Airwallex is the only unified payments and financial platform for global busines...
Location
Location
Australia , Sydney; Melbourne
Salary
Salary:
Not provided
airwallex.com Logo
Airwallex
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Senior-level experience with designing, implementing and maintaining Juniper and Palo Alto Networks vendor solutions
  • Demonstrated experience in a multi/mixed networking vendor environment (Juniper, Palo Alto, Cisco, Aruba, etc.) in a global company
  • Experience with networking solutions for mainland China and international connectivity
  • Strong fundamental understanding of wifi technology and endpoint engineering – hardware knowledge a plus (Juniper Mist, Cisco Meraki, Aruba, etc.)
  • Expert understanding of command-line configuration of networking hardware and vendors (JunOS, IOS, etc.)
  • Strong, demonstrated written and verbal English communication skills
Job Responsibility
Job Responsibility
  • Build the foundations of our new corporate network, and help design the team structure and size for the future
  • Design and build corporate network infrastructure for new Airwallex offices as we expand globally, and upgrade our existing portfolio
  • Design, implement, and maintain highly available and secure corporate network infrastructure (LAN, WAN, Wireless, VPN) across multiple global offices and regions
  • Configure on-prem gateway/router/networking hardware globally, including mixed vendors in some locations
  • Manage global connectivity over international leased lines and domestic internet connections
  • Lead the configuration and troubleshooting of complex network devices, including routers, switches, firewalls, load balancers, and wireless access points
  • Own CorpNet, and act as a first-responder or escalation point for complex network issues, running an incident through to completion and after-action reports
  • Collaborate with cross-functional teams (e.g., CorpSec, ProdSec, Engineering, Product, IT Engineering, Workplace, etc.) to integrate network solutions and support business initiatives
  • Work with IT Engineering, IT Support on troubleshooting network issues on endpoints, including basic IT operations support, building a core networking understanding among the team
  • Develop and maintain comprehensive network documentation, including diagrams, configurations, and operational procedures
  • Fulltime
Read More
Arrow Right

Senior/Staff Network Engineer

Network Operations builds our corporate network, supports our international acce...
Location
Location
Singapore , Singapore
Salary
Salary:
Not provided
airwallex.com Logo
Airwallex
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Senior-level experience with designing, implementing and maintaining Juniper and Palo Alto Networks vendor solutions
  • Demonstrated experience in a multi/mixed networking vendor environment (Juniper, Palo Alto, Cisco, Aruba, etc.) in a global company
  • Experience with networking solutions for mainland China and international connectivity
  • Strong fundamental understanding of wifi technology and endpoint engineering – hardware knowledge a plus (Juniper Mist, Cisco Meraki, Aruba, etc.)
  • Expert understanding of command-line configuration of networking hardware and vendors (JunOS, IOS, etc.)
  • Strong, demonstrated written and verbal English communication skills
Job Responsibility
Job Responsibility
  • Build the foundations of our new corporate network, and help design the team structure and size for the future
  • Design and build corporate network infrastructure for new Airwallex offices as we expand globally, and upgrade our existing portfolio
  • Design, implement, and maintain highly available and secure corporate network infrastructure (LAN, WAN, Wireless, VPN) across multiple global offices and regions
  • Configure on-prem gateway/router/networking hardware globally, including mixed vendors in some locations
  • Manage global connectivity over international leased lines and domestic internet connections
  • Lead the configuration and troubleshooting of complex network devices, including routers, switches, firewalls, load balancers, and wireless access points
  • Own CorpNet, and act as a first-responder or escalation point for complex network issues, running an incident through to completion and after-action reports
  • Collaborate with cross-functional teams (e.g., CorpSec, ProdSec, Engineering, Product, IT Engineering, Workplace, etc.) to integrate network solutions and support business initiatives
  • Work with IT Engineering, IT Support on troubleshooting network issues on endpoints, including basic IT operations support, building a core networking understanding among the team
  • Develop and maintain comprehensive network documentation, including diagrams, configurations, and operational procedures
  • Fulltime
Read More
Arrow Right

Senior/Staff Fullstack Engineer

About the role: As a Founding Software Engineer, you will have an organization-l...
Location
Location
India , Hyderabad
Salary
Salary:
2000000.00 INR / Year
helpcare.ai Logo
Helpcare AI
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • At least five (5) years of experience developing software in an agile team environment
  • Expertise with React Native /ReactJS/ NextJS and significant experience working with any backend technology e.g. Golang, NodeJS or any Rust framework
  • Experience across the tech stack, specifically Typescript, React, and React Native
  • Experience with gRPC, Native iOS and Android is highly desirable
  • Strong project management skills and a proven track record of taking these types of projects through all stages from inception to deployment
  • Ability to understand and debug native code as well as performance tune mobile applications
  • Strong technical and non-technical communication skills with the ability to articulate a vision to audiences of varying technical expertise and collaborate with stakeholders at all levels of the organization
  • Track record of ownership for team-scale execution and technical excellence
Job Responsibility
Job Responsibility
  • Will have an organization-level impact on the product
  • Be a hands-on expert that takes on the most challenging technical implementations
  • Mentor the team
  • Ensure that features are delivered on time and to specification
  • Fulltime
Read More
Arrow Right
New

Store Associate

We’re building a world of health around every individual — shaping a more connec...
Location
Location
United States , Chicago
Salary
Salary:
16.60 - 23.60 USD / Hour
https://www.cvshealth.com/ Logo
CVS Health
Expiration Date
June 19, 2026
Flip Icon
Requirements
Requirements
  • At least 16 years of age
  • Remaining upright on the feet, particularly for sustained periods of time
  • Lifting and exerting up to 35 lbs of force occasionally, up to 10 lbs of force frequently, and a negligible amount of force regularly to move objects to and from, including overhead lifting
  • Visual Acuity - Having close visual acuity to perform activities such as: viewing a computer terminal, reading, visual inspection involving small parts/details
Job Responsibility
Job Responsibility
  • Providing differentiated customer service by anticipating customer needs, demonstrating compassion and care in all interactions, and actively identifying and resolving potential service issues
  • Focusing on the customer by giving a warm and friendly greeting, maintaining eye contact and offering help locating additional items, when needed
  • Accurately perform cashier duties - handling cash, checks and credit card transactions with precision while following company policies and procedures
  • Maintaining the sales floor by restocking shelves, checking in vendors, updating pricing information and completing inventory management tasks as directed by store manager
  • Supporting opening and closing store activities, when needed
  • Providing customer support to all departments, including photo and beauty, ensuring departments are fully stocked and operational while remaining current with all updated services and tools
  • Assisting pharmacy personnel when needed, including working regular shifts in the pharmacy as part of opportunities for growth and career development
  • Embracing and advocating for new CVS services and loyalty programs that support our purpose of helping people on their path to better health
What we offer
What we offer
  • Dental
  • Vision
  • Wellness resources
  • Employee discounts
  • Access to certain voluntary benefits
  • Other programs
  • Parttime
Read More
Arrow Right
New

Front Desk Receptionist

As a Front Desk Receptionist, you will be the first and last point of contact fo...
Location
Location
United Kingdom , London
Salary
Salary:
37800.00 GBP / Year
fourseasons.com Logo
Four Seasons
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Previous Front Desk or guest facing experience in a hotel environment
  • Strong communication skills and confident guest interaction
  • Excellent attention to detail and organisational ability
  • Ability to multitask and remain calm under pressure
  • Experience using Opera PMS or similar systems is preferred
  • Positive attitude and genuine passion for hospitality
  • Flexibility to work a range of shifts including evenings, weekends, and public holidays
  • Right to Work in the UK
Job Responsibility
Job Responsibility
  • Welcome guests warmly and manage all aspects of arrival and departure
  • Handle check in and check out procedures accurately using Opera PMS
  • Respond to guest enquiries and requests promptly and professionally
  • Coordinate with Housekeeping, Concierge, and Food and Beverage teams to deliver a seamless guest experience
  • Manage billing and payments accurately and securely
  • Provide local knowledge and personalised recommendations
  • Identify opportunities to enhance the guest experience, including upselling where appropriate
  • Maintain high standards of presentation, professionalism, and service at all times
What we offer
What we offer
  • £37,800 annual package inclusive of base salary and service charge
  • Structured 40 hour working week
  • Excellent training and clearly defined career development pathways
  • Strong internal progression opportunities across London and the global Four Seasons portfolio
  • Holiday entitlement increasing with service up to 33 days
  • Up to two paid Wellness Days per year
  • Company Sick Pay, increasing with service
  • Life insurance while on duty
  • Up to 20 complimentary nights at Four Seasons Hotels and Resorts worldwide, increasing with service, as well as heavily discounted rates at all properties
  • 50% discount across UK Four Seasons food and beverage outlets from day one for up to four guests
  • Fulltime
Read More
Arrow Right