Helsinki
Last seen September 16, 2026
Posted September 4, 2026 · 12 days ago
Est. expiry October 9, 2026
Senior Mobile Developer (iOS / Android)
Mobile Developer
At a glance
Senior Mobile Developer for iOS/Android in Helsinki. Freelance/subcontractor role.
Original job descriptionJob description
We are seeking experienced Senior Mobile Developers (iOS/Android) for a mobile development project. The role is suitable for freelancers and subcontractors. You should have at least two years of mobile development experience in the last ten years, of which at least one year in a senior-implementer role. We are looking for specialists for both iOS and Android development. Fluent Finnish and English are required.
The text above is the employer's original job description, extracted as written. Other details on this page, like salary, responsibilities, and requirements, are interpreted from that text by our system, not values the employer explicitly confirmed, so treat them as our best interpretation rather than verified facts.
Skills & Technologies
Mobile DevelopmentiOSAndroidBarcode ScanningCamera APIsBackend APIs
Benefits & Perks
How this salary compares
Estimated €2,722 - €3,163Est. take-home €2,197 - €2,472
Estimated from 3,512 comparable listings
17% below this company
€2,100€2,943 median€5,000
Responsibilities
- Read 2D barcodes with a mobile device camera
- Interpret and validate barcode data
- Develop camera functionalities, continuous image analysis and real-time recognition
- Process data through backend APIs
- Optimize performance and response times of mobile apps
- Consider external trust or verification services and integrations, and account for lighting and usage conditions in mobile development
Requirements
- At least 2 years of relevant mobile development experience in the last 10 years
- At least 1 year in a senior-implementer role
- Experience with iOS and Android development
- Excellent Finnish and English language skills
Poolia IT · 7 open roles
Top locations: Helsinki, Finland · 22 · Vantaa, Finland · 1 · Turku, Finland · 1+2 other locations
| Location | Active listings |
|---|---|
| Helsinki, Finland | 22 |
| Vantaa, Finland | 1 |
| Turku, Finland | 1 |
| Kuopio, Finland | 1 |
| Uusimaa, Finland | 1 |
| Role type | Active listings |
|---|---|
| Mobile Developer | 2 |
| Software Developer | 2 |
| Technical Specialist | 1 |
| Service Designer / UX Designer | 1 |
| Open Application IT | 1 |
| Power BI Specialist | 1 |
| Junior Solution Specialist | 1 |
| BI Developer | 1 |
| Service Desk Specialist | 1 |
| Open Application | 1 |
| Digitaalisen transformaation konsultti (Senior / Management) | 1 |
| Testaaja | 1 |
| Full Stack Developer | 1 |
| Test Manager | 1 |
| Data Scientist | 1 |
| Project Manager | 1 |
| Data Engineer | 1 |
| Data Engineer – asiakasdata | 1 |
| Support Person | 1 |
| Senior Data Engineer – operatiivinen data | 1 |
| Support Engineer | 1 |
| Test Automation Specialist | 1 |
| Role level | Active listings |
|---|---|
| Mid-Level | 18 |
| Senior | 3 |
| Manager | 2 |
| Junior | 1 |
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