Lead Mobile Engineer

Collinson is a global loyalty and benefits company.

We use our expertise and products to craft customer experiences which enable some of the worlds best known brands to acquire engage and retain the most demanding and choice-rich particular our unique expertise and insight into high earning frequent travellers allows us to create products and solutions for our clients that inspire greater customer engagement to drive more profitable relationships enrich their travel experiences protect what matters and assist in times of need.

While specialising in Financial Services Travel and Retail we also support clients in multiple sectors. We have worked with over 90 airlines 20 hotel groups and more than 600 financial institutions and banks with clients including Accor Hotels Air France KLM American Express British Airways Cathay Pacific Diners Club Mandarin Oriental Mastercard Radisson Hotel Group Sephora Visa and Vhi.

We take our 30 years experience working with these kinds of household names in over 170 countries and help our clients to deliver the smarter experiences it takes to differentiate their propositions and help them win deeper devotion with their customers.

Collinson is a privately-owned entrepreneurial business with 2000 passionate people working in 20 locations worldwide. Our solutions include Priority Pass the worlds best known airport experiences programme while we are also the trusted partner behind many of the leading financial services airline and hotel brands reward programmes and loyalty initiatives.

Purpose of the job

As a Mobile Squad Lead Engineer youll be the technical backbone of your mobile squad (around 5-7 engineers) leading from the front writing code daily and setting the standard for high-quality mobile engineering across Android and iOS.

Youll work closely with an Engineering Manager to ensure your squad delivers scalable well-architected mobile applications while partnering with a Product Manager and UX team to build and ship mobile-first features and experiences.

This is a hands-on role with a strong focus on mobile architecture coding and problem-solving. Youll be the most experienced mobile engineer in the squad responsible for refining technical requirements making key platform decisions and mentoring engineers to help them grow.

Using modern mobile technologies and architectures youll build and evolve native Android and iOS applications integrating seamlessly with backend services and cloud platforms.

If you enjoy building polished mobile products solving complex platform challenges and shaping the technical direction of a mobile team this role gives you the autonomy responsibility and impact to do so.

Key Responsibilities

• Lead the design and development of native Android and iOS applications ensuring they are scalable performant secure and well-architected.

• Provide technical leadership to the squad guiding decisions on mobile architecture frameworks libraries and best practices in code quality performance accessibility and security.

• Remain highly hands-on spending most of your time writing and reviewing mobile code and ensuring high-quality maintainable applications.

• Collaborate closely with backend engineers to design and consume APIs that support robust and efficient mobile experiences.

• Mentor and coach mobile engineers fostering a culture of continuous learning strong ownership and technical excellence.

• Own mobile build release and deployment processes including CI/CD pipelines and app store submissions for Google Play and Apple App Store.

• Champion automated testing app stability observability and the responsible use of AI to improve developer productivity and software quality.

Knowledge skills and experience required

• 7 years of professional software engineering…