Senior iOS Developer - Capital
View Company Profile- Job Title
- Senior iOS Developer
- Job Location
- Warsaw, Mazowieckie, Poland
- Job Description
- We are a leading trading platform that is ambitiously expanding to the four corners of the globe. Our top-rated products have won prestigious industry awards for their cutting-edge technology and seamless client experience. We deliver only the best, so we are always in search of the best people to join our ever-growing talented team.We’re looking to strengthen our mobile development team with a skilled Senior iOS developer. The goal is to enhance the functionality, stability, and user experience of our mobile product. The person in this role will be responsible for implementing new features, improving performance, and maintaining code quality. This individual will take ownership of key components — from architectural decisions to UI implementation — and will collaborate closely with various teams across engineering, quality assurance, and product development. The role offers a high level of autonomy and the opportunity to make a direct impact on a product used by thousands of active users daily.Responsibilities
- Develop and maintain features for our iOS application using Swift and SwiftUI
- Ensure high performance, responsiveness, and stability of the mobile app
- Write clean, modular, and testable code following best practices and internal guidelines
- Work with asynchronous code and manage concurrency using GCD and/or async/await
- Integrate with backend services and APIs, ensuring smooth data flow and error handling
- Collaborate with cross-functional teams to deliver product features from concept to release
- Participate in code reviews, architecture discussions, and technical planning
- Contribute to continuous improvement of development processes and tooling
- Write and maintain unit tests using XCTest
Requirements- 5+ years of experience developing iOS applications
- Strong knowledge of Swift and solid understanding of the iOS SDK
- Experience building UI with SwiftUI
- Practical understanding of concurrency in iOS, including GCD and/or async/await
- Knowledge of thread safety and best practices for working with multithreaded code
- Experience using Swift Package Manager (SPM)
- Familiarity with Git and collaborative development workflows
- Experience writing unit and UI tests using XCTest
- Understanding of mobile app architecture patterns (e.g., MVVM, Clean Architecture)
- Exposure to CI/CD pipelines in mobile projects
- Familiarity with performance optimization techniques in iOS
- Business level proficiency in English or above (equivalent to B2 or above in CEFR)
What you will get in return:- Competitive Salary: We believe great work deserves great pay! Your skills and talents will be rewarded with a salary that makes you feel valued and motivated.
- Work-Life Harmony: Join a company that genuinely cares about you—because your life outside of work matters just as much as your time on the clock.
- Annual Performance Bonus: Your hard work doesn’t go unnoticed! Celebrate your achievements with a well-deserved annual bonus tied to your performance.
- Generous Time Off: Need a breather? Our annual leave policy lets you recharge and enjoy life outside of work without a worry.
- Employee Referral Program: Love working here? Share the love! Bring your talented friends on board and get rewarded for growing our awesome team.
- Comprehensive Health & Pension Benefits: From medical insurance to pension plans, we’ve got your back. Plus, location-specific benefits and perks!
- Workation Wonderland: Live your digital nomad dreams with 30 extra days to work remotely from anywhere in the world (some restrictions apply). Adventure awaits!
- Volunteer Days: Make a difference! Take two additional paid days each year to support causes you care about and give back to the community.
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Capital Company Size
Between 29 - 1,000 employees
Capital Founded Year
2019
Capital Total Amount Raised
$450,000,000