Senior Technical Project Manager (Mobile App – Subscription Platform) - Contract to Hire

About the Project We are building a native iOS and Android mobile application for a large, existing subscription-based digital platform. The app will integrate with a highly customised backend system, support free trials, recurring subscriptions, entitlement-based access, in-app purchases, and secure content viewing. This is a production-grade system, not a prototype or MVP. We are working with an external mobile development agency and are seeking a senior, hands-on Technical Project Manager to own delivery from initial scope through public launch. Role Overview You will act as the single point of ownership for the mobile app delivery. Your responsibility is to ensure the app is: delivered on time and on budget technically sound and scalable compliant with Apple and Google app store policies fully aligned with a subscription business model thoroughly tested before launch You will manage all communication with the mobile agency, coordinate backend/API requirements, own QA and UAT, and drive the project through to successful public release. Key Responsibilities 1. Project & Delivery Ownership Own mobile app delivery from discovery to launch Translate business requirements into clear technical scope Finalise and lock requirements with acceptance criteria Manage timelines, milestones, dependencies, and risks Run weekly delivery calls and produce status reporting 2. Vendor & Stakeholder Management Act as the primary point of contact with the mobile development agency Challenge unclear assumptions and scope gaps Prevent scope creep and manage change requests Coordinate between the agency and internal backend teams Resolve technical disagreements and blockers 3. Technical Oversight Oversee API contracts between app and backend systems Ensure correct handling of: free trials and subscription states in-app purchases and receipt validation entitlement-based access controls secure content viewing Ensure the solution is scalable and future-proof Review architecture decisions and data flows 4. QA, Testing & Release Readiness Own QA strategy and test planning Create test plans covering: trial start and expiry subscription renewal and failure scenarios reinstall and device change scenarios online/offline transitions entitlement and access edge cases Run UAT on real devices (iOS and Android) Coordinate bug triage and release readiness Manage App Store and Play Store submission process 5. Compliance & App Store Governance Ensure compliance with: Apple App Store subscription rules Google Play billing policies pricing and trial disclosures Oversee restore-purchase flows Manage store review feedback and re-submissions 6. Analytics & Post-Launch Define success metrics (conversion, retention, engagement) Ensure analytics, crash reporting, and monitoring are implemented Manage post-launch fixes and stabilisation Provide recommendations for future roadmap phases Required Experience Must-Have 5+ years delivering complex digital products or platforms Proven experience shipping native mobile apps (iOS and Android) Strong experience with subscription-based products Deep familiarity with App Store and Play Store billing models Experience integrating apps with backend systems via APIs Strong ownership of QA and UAT Experience managing external development agencies Excellent stakeholder communication skills Nice-to-Have Experience with highly customised or legacy backends Experience with secure or entitlement-based content delivery Familiarity with cross-platform frameworks (e.g. Flutter) Experience with SaaS or large-scale consumer subscription platforms Working Arrangement Contract or fractional engagement (20–40 hours per week) Expected duration: 3–6 months Fully remote Some overlap with UK / Europe working hours preferred Compensation Competitive, based on experience and availability Senior delivery experience required What Success Looks Like Successful iOS and Android app launch Stable trial and subscription flows across app and backend Secure, performant content access Minimal post-launch defects Clear roadmap for future iterations How to Apply Please include: Brief overview of relevant mobile app projects you’ve led Experience with subscription or in-app billing products Availability and preferred working hours Contract or fractional rate Apply tot his job