Mobile Application Developer – Swift & Kotlin (30‑day contract)

About the role

We are seeking a Mobile Application Developer with strong Swift and Kotlin expertise to work on a 30‑day fixed‑term project for a leading digital media technology business partnered with a high‑profile sporting client. The role is fully remote and outside IR35.

Key responsibilities

• Integrate Brightcove Player SDK into existing Swift and Kotlin apps.
• Implement VOD playback and live streaming with DVR, live controls, and detection.
• Enable background audio, lock‑screen controls, and live commentary.
• Integrate backend JWT authentication for playback tokens and token refresh.
• Develop StoreKit 2 in‑app purchase flow, synchronize with Cleeng, and handle entitlement checks.
• Conduct thorough testing, address edge cases, and polish the video index screen.
• Link live streams with fixtures and explore vertical video support.

Required profile

• Solid commercial experience with both Swift and Kotlin.
• Proven experience with in‑app video players such as Brightcove.
• Experience integrating payment platforms and JWT authentication.
• Ability to deliver high‑quality code within a short, fixed‑term timeline.

Required skills

• Swift
• Kotlin
• Brightcove Player SDK
• StoreKit 2
• JWT authentication
• VOD playback
• Live streaming (DVR)
• Background audio controls
• In‑app purchases (IAP)
• Cleeng integration

What we offer

• 30‑day fixed‑price contract.
• Fully remote work.
• Opportunity to work with a market‑leading digital media technology business and a major sporting client.