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Offer summary
(Summary generated by AI based on the full job description)
The project focuses on IoT and Bluetooth Low Energy communication with physical devices. The role involves working on a native iOS app using Swift, Core Bluetooth, UIKit, and SwiftUI. Responsibilities include app development, ensuring stable device communication and synchronization, REST API integration, debugging, and participating in architectural decisions. The offered salary is 14,000 - 21,000 PLN net plus VAT. Benefits include medical care, sports cost sharing, language and training support, and remote work options.
from: 3 August 2026
to: 2 September 2026
14 000 - 21 000 złnet (+ VAT)/ mth.B2B contract (full-time)
Salary details
basic salary
Offer parameters
level:mid
working mode:remote
Poznań, Grunwald
Requirements
Expected technologies
iOS
Swift
Bluetooth Low Energy
Git
Optional technologies
Swift Concurrency
Combine
Our requirements
- Strong commercial experience in native iOS development
- Very good knowledge of Swift
- Practical experience with Bluetooth Low Energy
- Good knowledge of Core Bluetooth
- Experience with UIKit and/or SwiftUI
- Understanding of asynchronous programming and application lifecycle management
- Experience with REST API integrations
- Knowledge of common architectural patterns such as MVVM
- Ability to debug complex issues involving mobile applications and external devices
- Experience with Git and code review processes
- Ability to write unit tests
- Strong ownership, communication and problem-solving skills
- English proficiency at C1 level
- Availability for full-time cooperation
Optional
- Previous experience in IoT, smart home, security or connected-device projects
- Experience with Swift Concurrency, Combine or reactive programming
- Knowledge of CI/CD processes for iOS applications
- Experience with automated testing
- Understanding of Bluetooth communication limitations across different iOS devices and system versions
- Experience publishing and maintaining applications in the App Store
Your responsibilities
- Developing and maintaining a native iOS application for an IoT product
- Implementing communication between the mobile application and connected devices using Bluetooth Low Energy
- Improving device discovery, pairing, connection stability and data synchronization
- Building new features using Swift and the iOS SDK
- Integrating the application with REST APIs and external services
- Diagnosing issues related to Bluetooth communication, application state and device connectivity
- Participating in technical discussions and architectural decisions
- Writing clean, maintainable and testable code
- Conducting code reviews and supporting other team members
- Collaborating with developers, QA engineers, designers and product stakeholders
- Communicating with an international client and project team in English
About the project
At Mood Up, we design and develop digital products for international clients. We are currently looking for a strong Mid iOS Developer to join a full-time IoT project involving mobile communication with connected devices.
This role is a strong match for someone who has hands-on experience with Bluetooth Low Energy and understands the challenges of building reliable communication between mobile applications and physical devices.
This is how we organize our work
This is how we work
in houseyou have influence on the choice of tools and technologiesyou have influence on the technological solutions appliedyou have influence on the product
What we offer
- B2B contract
- 14,000 - 21,000 PLN net + VAT monthly
- Full-time cooperation
- Fully remote work
- A technically challenging IoT project
- Hands-on work with Bluetooth Low Energy and physical devices
- An opportunity to influence technical decisions and product quality
- Cooperation with an experienced software development team
Development opportunities we offer
- conferences in Poland
- development budget
Benefits
- sharing the costs of sports activities
- private medical care
- sharing the costs of foreign language classes
- sharing the costs of professional training & courses
- remote work opportunities
- flexible working time
- integration events
Recruitment stages
- 1.Rozmowa rekrutacyjna
Mood up Sp. z o.o.
Mood Up is a software development company specializing in mobile applications, web platforms, UX/UI design and connected digital products.
We work with international clients and support projects throughout the entire product lifecycle - from discovery and design to development, testing, maintenance and further growth.
This is how we work
iOS Developer - IoT and BLE
14k–21k zł / mth. (B2B)
I apply to:
Mood up Sp. z o.o.
Poznań, Grunwald
Need more information?
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