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Ajax Systems - is an international technology company, the largest developer and manufacturer of Ajax security systems with smart home capabilities in Europe. This ecosystem includes 180 devices, mobile and desktop applications, and server infrastructure. Every year, we demonstrate exponential growth in both the size of the team and the number of users worldwide. Currently, the company has more than 4,100 employees. Ajax sensors protect 3.5 million users in more than 187 countries around the world.
The System Department makes devices smart, turning them into full-fledged IoT. They created and developed OS Malevich (a modular RTOS for various hardware platforms) and the Ajax Cloud cloud service (Java 20 / Kotlin, AWS, Akka, NATS, Kafka, Mongo, MySQL). Applications for iOS (Objective-C, Swift), Android (Java, Kotlin), and Windows/macOS (Python / C++, QT, QML) have been developed for users, installers, and engineers of security companies to manage, maintain and monitor the system.
Required skills:
6+ years of experience in iOS developmentDeep knowledge of Swift, Combine, and UIKitStrong foundation in computer science principles, including memory management, concurrency, networking, data persistence, unit testing, performance profiling, and system designStrong understanding of the full mobile development life cycle, Git, SOLID, OOP principles, and design patternsUnderstanding of algorithms and data structures
Would be a plus:Modular project organization knowledge (SPM, CocoaPods)gRPC experienceUse the latest technologies and stay up to date with development trendsPassion for software engineering, learning, and continuous improvement
Tasks and Responsibilities:Follow high standards of software quality established in the teamDesign, build, and maintain high-performance, reusable, and reliable codeCollaborate with cross-functional teams to define, design, and ship new application featuresIdentify options for potential solutions and assess them for both technical and business suitability
Required skills:
The System Department makes devices smart, turning them into full-fledged IoT. They created and developed OS Malevich (a modular RTOS for various hardware platforms) and the Ajax Cloud cloud service (Java 20 / Kotlin, AWS, Akka, NATS, Kafka, Mongo, MySQL). Applications for iOS (Objective-C, Swift), Android (Java, Kotlin), and Windows/macOS (Python / C++, QT, QML) have been developed for users, installers, and engineers of security companies to manage, maintain and monitor the system.
Required skills:
6+ years of experience in iOS developmentDeep knowledge of Swift, Combine, and UIKitStrong foundation in computer science principles, including memory management, concurrency, networking, data persistence, unit testing, performance profiling, and system designStrong understanding of the full mobile development life cycle, Git, SOLID, OOP principles, and design patternsUnderstanding of algorithms and data structures
Would be a plus:Modular project organization knowledge (SPM, CocoaPods)gRPC experienceUse the latest technologies and stay up to date with development trendsPassion for software engineering, learning, and continuous improvement
Tasks and Responsibilities:Follow high standards of software quality established in the teamDesign, build, and maintain high-performance, reusable, and reliable codeCollaborate with cross-functional teams to define, design, and ship new application featuresIdentify options for potential solutions and assess them for both technical and business suitability
Required skills:
- 6+ years of experience in iOS development
- Deep knowledge of Swift, Combine, and UIKit
- Strong foundation in computer science principles, including memory management, concurrency, networking, data persistence, unit testing, performance profiling, and system design
- Strong understanding of the full mobile development life cycle, Git, SOLID, OOP principles, and design patterns
- Understanding of algorithms and data structures
- Modular project organization knowledge (SPM, CocoaPods)
- gRPC experience
- Use the latest technologies and stay up to date with development trends
- Passion for software engineering, learning, and continuous improvement
- Follow high standards of software quality established in the team
- Design, build, and maintain high-performance, reusable, and reliable code
- Collaborate with cross-functional teams to define, design, and ship new application features
- Identify options for potential solutions and assess them for both technical and business suitability
- Working with a team of people to build the future of an industry
- Non-trivial challenges and various specter of interesting tasks
- A flexible, friendly and collaborative work environment
- Corporate culture based on common sense
- Opportunities to influence the creation of new products and their quality
Key Skills
Ranked by relevance
ajax
swift
ios
kotlin
cloud
java
git
oop
c
android
python
server
mysql
kafka
rtos
aws
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- Posted
- Mar 14, 2025
- Type
- Full-time
- Level
- Not Applicable
- Location
- Kyiv
- Company
- Ajax Systems
Industries
Appliances
Electrical
Electronics Manufacturing
Categories
Engineering
Information Technology
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2026-05-28
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