JustMarkets
via Greenhouse
iOS Developer
This is the employer's own posting, not a copy on a job board.
What we know
Is it still open?
Confirmed still open
Last checked 2d ago — checked against the employer's own applicant tracking system, which is the company answering directly.
We re-read the employer's own applicant tracking system and the posting was still there. That is the company answering directly.
How old is it?
Posted 67d ago
The date the source published, not the day we noticed it (2026-07-09). Last seen at its source just now.
Is it remote?
The listing says yes
The location field doesn't say remote, so our assessment is based on the title or the description. Read the listing before applying.
Who may apply?
Europe
The description states no restriction of its own. This is the source's own tag.
Pay not stated
Similar roles pay €75k–114.4k/yr
Middle 50% of 81 listings that do state pay — Engineering · all levels · Europe · EUR/year. This employer has published no salary; this is what comparable listings we hold disclose, never converted between currencies or periods. How this is calculated.
Skills named in the ad
Recognised terms only, from a fixed vocabulary — this is what CV matching compares against.
Carried by 1 source
-
greenhouse employer's own board first seen 39d ago · last seen just now
The listing
We are looking for a Senior iOS Developer to join the JustMarkets mobile team. You will work on a high-load mobile product with many real-time data updates, complex business logic, and a strong focus on performance and user experience.
Our team has unique expertise in research, analysis, and product development. By relying on technical insights and a data-driven approach, we create disruptive future-defining innovations of the fin-tech industry that remain our basis for success.
Responsibilities
- Develop and improve native iOS applications
- Write clean, reusable and maintainable code
- Build functional and user-friendly interfaces
- Integrate iOS applications with backend services and APIs
- Work with real-time data and complex product features
- Take part in code reviews and technical discussions
- Help improve app performance, stability and user experience
- Prepare iOS features for testing and production together with the team
- Work closely with backend, QA, product and design teams
Requirements
- 5+ years of commercial experience in native iOS development with strong knowledge of Swift and iOS SDK
- Strong hands-on experience with UIKit (code-only, no Storyboards) and modern iOS development practices
- Solid understanding of OOP, POP, SOLID principles and experience with VIP or Clean Architecture
- Experience with asynchronous programming and concurrency using GCD, Swift Concurrency and Combine
- Strong understanding of memory management, including ARC and retain cycles
- Hands-on experience with REST APIs, GraphQL (Apollo iOS) and WebSocket
- Experience with local data storage and iOS security practices, including SQLite/GRDB, Keychain and biometric authentication
- Experience with unit and UI testing using XCTest/XCUITest
- Experience with Git, Swift Package Manager, CI/CD and Fastlane
- Experience with multi-target Xcode projects and application release processes
Will be a plus
- Experience in FinTech or real-time trading applications
- Experience with Firebase and third-party analytics SDKs (Amplitude, AppsFlyer, etc.)
- Experience with advanced iOS features such as App Extensions, deep linking and localization
We offer
- Tax expenses coverage for private entrepreneurs in Ukraine
- Expert support and guidance for Ukrainian private entrepreneurs
- 20 paid vacation days per year
- 10 paid sick leave days per year
- Public holidays as per the company’s approved Public holiday list
- Medical insurance
- Opportunity to work remotely
- Professional education budget
- Language learning budget
- Wellness budget (gym membership, sports gear and related expenses)
Role mission
- Participate in creation of iOS applications
- Development and support of main product
Requirements hard skills
– 5+ years of commercial experience in native iOS application development
– Strong knowledge of Swift and iOS SDK
– Hands-on experience with UIKit and SwiftUI
– Deep understanding of the iOS application lifecycle and software development lifecycle
– Strong understanding of OOP, POP, SOLID principles, data structures and algorithms
– Experience with architectural patterns such as MVC, MVVM, VIPER or Clean Architecture
– Experience with multithreading and asynchronous programming using GCD and Swift Concurrency (async/await)
– Strong understanding of memory management, performance optimization and debugging
– Hands-on experience with RESTful APIs, JSON and client-server application development
– Experience with local data persistence using Core Data, SwiftData, Realm or similar technologies
– Experience with unit and UI testing
– Experience with Git and dependency management tools such as Swift Package Manager or CocoaPods
– Understanding of Apple Human Interface Guidelines and iOS UI development principles
– Experience with application release and App Store submission processes
– Ability to quickly understand existing codebases and work with legacy code
Requirements soft skills
Customer first
Trust
Passionate about work
Continuous learning
Result driven
Ownership
Responsibilities
– Participate in the development of iOS applications
– Write clean, reusable and maintainable code
– Integrate iOS applications with backend services and APIs
– Develop functional and visually attractive user interfaces