Senior Staff Mobile Engineer

Build the Future of Wellbeing

Do Your Lifes Best Work

If modern wellbeing were redesigned from scratch it wouldnt live in a GPs office or a cluttered supplement aisle. It would be digital-first beautifully curated and powered by data that actually helps you feel your best.

Thats what were building at Healf. An ecommerce platform at the intersection of personalised health and curated wellbeing. We connect customers with the worlds most effective products across EAT MOVE MIND and SLEEP and were just getting started.

We combine culture-shaping storytelling cutting-edge health tech (like our new blood testing platform Healf Zone) and a best-in-class product experience to help people build rituals that work.

Backed by investors behind Soho House Alo Yoga Cult Beauty and Innocent were scaling fast and redefining how the world shops and lives well.

About Us

At Healf were not just a company were a movement. Founded by two brothers whose own wellbeing journeys inspired our mission to empower others Healf is built on grit determination and a shared understanding of the power of wellbeing.

Our culture is grounded in The Healf Standardfive principles that define how we work and win:

We Work Harder Than Anyone Else: Building something that improves lives takes long hours grit and sacrifice but we thrive on it. We all feel energised by what were building.

Never Settle: We challenge the status quo and push ourselves to be better every day. We never settle for mediocrity or the idea that something cant be done.

Obsession Over Talent: Talent alone isnt enoughrelentless curiosity and a drive to grow set us apart.

The Healf Lifestyle: We live what we preachour personal commitment to wellbeing fuels our professional productivity.

Stronger Together: Everyone owns their lane but we run as a unit.

With Healf Zone on the horizon were entering the next phase of our journey: closing the loop on health with personalised preventative care that unlocks longevity and optimised wellbeing. This is your chance to help build something thats not only extraordinary but a first of its kind.

The Role

The Lead Mobile Engineer will be a foundational technical leader responsible for designing building and launching Healfs consumer mobile applications for both the e-commerce platform and the Healf Zone wellbeing product across iOS and Android.

This role demands deep mobile engineering expertise a product-focused mindset and the ability to translate complex business and product requirements into elegant high-performance mobile features that accelerate customer engagement retention and conversion particularly for the Healf Zone membership offering.

The Lead Mobile Engineer will work closely with the CTO Engineering Product and Design teams to ensure the mobile application architecture and experience directly supports key business metrics and our future international scaling plans.

Where Youll Make An Impact

Mobile Application Development & Architecture

Lead the technical design development and delivery of the Healf mobile application ensuring performance reliability and world-class user experience across iOS and Android.

Own the mobile development stack implementing solutions using a combination of React Native for cross-platform efficiency and native OS (Swift/Kotlin) development where required for optimal performance and integration.

Establish and champion architectural patterns for state management networking and component reusability to ensure a scalable and maintainable codebase.

Quality Deployment & Operations

Define and implement high-quality development practices including robust testing strategies (unit integration E2E) code reviews and performance monitoring.

Manage the end-to-end mobile CI/CD pipeline including automated testing build processes and successful deployment to the Apple App Store and Google Play Store.

Oversee application performance monitoring crash analytics and prompt resolution of production issues to maintain a 5-star user rating.

Leadership & Collaboration

Act as the technical expert for all mobile initiatives and mentor junior mobile engineers as the team scales.

Collaborate closely with Product Managers and UI/UX designers to translate wireframes and user stories into technical specifications and a clear mobile roadmap.

Define and enforce best practices for mobile security data privacy and integration with third-party APIs (e.g. payment gateways wearables analytics).

What Youll Bring

Mobile Engineering Leadership: 5 years experience designing building and deploying high-scale consumer-facing mobile applications to both the Apple App Store and Google Play Store.

Cross-Platform Expertise: Expert proficiency in React Native development including deep knowledge of bridging native modules and optimizing performance in a hybrid environment.

Native Proficiency: Demonstrated ability to write and debug high-quality native code (Swift/Objective-C for iOS Kotlin/Java for Android) when necessary.

Mobile CI/CD & MLOps: Strong experience managing the full mobile lifecycle including CI/CD tools (e.g. Fastlane GitHub Actions) mobile testing frameworks and submission/release processes.

Product-Focused Delivery: Demonstrated ability to collaborate with product teams and rapidly iterate on mobile features that drive engagement and conversion.

Bonus Points If You Have

Experience integrating with AI/ML services or recommendation engines within a mobile application context.

Familiarity with health-tech wearables integration (e.g. HealthKit Google Fit) or biomarker data.

Experience with cloud platforms (e.g. AWS GCP Azure) for mobile backend services (MBaaS).

Background working on e-commerce platforms or subscription-based mobile products.

Attributes Were Looking For

Technical Excellence: A strong hands-on engineer who is obsessed with app performance stability and providing a flawless user experience.

Platform Owner: Takes full ownership of the mobile platforms from architecture decisions to deployment success and post-launch stability.

Customer Obsessed: Focused on how the mobile application can build clarity trust and transformation for users in their health journey.

Strategic Execution: Able to balance the need for quick feature delivery with building a long-term scalable mobile architecture.

Relentless Drive: Thrives in high-growth mission-led environments and is motivated to define a new category.

Why Join Healf

Do your lifes best work: Build something that matters with a team that moves fast and aims high

Surround yourself with A talent: Youll work with high-performers who care deeply and raise the standard every day

Be a builder: This isnt a cog-in-the-machine role. Youll help shape our voice culture and growth

Wellbeing is the lifestyle: From office yoga to Healf Zone insights everything we do is rooted in our pillars: EAT MOVE MIND SLEEP

Premium Wellhub Membership: Unlimited entry to 1000s of gym yoga & fitness studios.

Exclusive Healf Perks: 50% off all Healf products plus discounted Healf Zone blood testing.

Nest Pension: Secure your future with our pension contributions.

Wellbeing-Focused Workspace: Incredible Hammersmith office with great natural lighting.

Team Connection: Annual company-wide retreat to recharge and bond.