Senior iOS Engineer - Multi-Platform & AI-Driven Apps

Ookla; Helsinki; On-site; EUR 75,000 - 80,000; Full time

Job summary

Ookla, an Accenture company, is seeking a Senior iOS Developer to join our mobile applications team in Helsinki. You will build, extend, and maintain high-quality iOS apps, collaborating with product managers, designers, QA engineers, and other developers.

The role emphasizes hybrid/multi-platform work, mentorship of junior staff, and solving Wi‑Fi networking challenges for customers. A strong background in Swift and exposure to Kotlin is preferred, with a proactive, customer-focused mindset.

Qualifications

• Bachelor's or master's degree in computer science or related field or equivalent experience
• Strong iOS development experience with Swift and some Android/Kotlin projects
• Experience with Kotlin Multiplatform or Capacitor, or willingness to learn
• AI fluency: able to apply AI in daily work
• Excellent troubleshooting and analysis skills
• Strong communication skills, both in person and virtual
• Strong time management and self-driven work ethic
• Background check

Responsibilities

• You will adapt and extend iOS app architecture to support new features and data from devices and cloud APIs
• You design and develop advanced mobile apps on iOS, using native and cross-platform tools
• You collaborate with product managers, designers, QA, and other teams to deliver features
• You mentor junior team members on architecture, best practices, and ways of working
• You debug, troubleshoot, and resolve issues for stable, efficient apps

Skills

iOS development (Swift)

Android & Kotlin exposure

Kotlin Multiplatform or Capacitor

AI fluency

Troubleshooting & analysis

Communication skills

Time management & self-driven

Education

Bachelor's or master's degree in computer science or related field

Job description

Ookla, an Accenture company, is seeking a Senior iOS Developer to join our mobile applications team in Helsinki. You will build, extend, and maintain high-quality iOS apps, collaborating with product managers, designers, QA engineers, and other developers.

The role emphasizes hybrid/multi-platform work, mentorship of junior staff, and solving Wi‑Fi networking challenges for customers. A strong background in Swift and exposure to Kotlin is preferred, with a proactive, customer-focused mindset.