Principal Android Engineer (Search and Recommendations)

TL;DR

Principal Android Engineer (Search and Recommendations): Architecting and delivering advanced mobile search and discovery solutions for a global travel platform with an accent on system design, scalability, and AI-enabled features. Focus on leading technical strategy, mentoring engineering teams, and driving architectural excellence across complex, multi-service mobile ecosystems.

Location: London, United Kingdom

Company

hirify.global is a global travel technology company powering consumer brands like Expedia, Hotels.com, and Vrbo, alongside a robust B2B travel network.

What you will do

• Architect and design scalable, high-performance Android solutions for search, maps, and recommendation features.
• Lead technical direction for cross-domain initiatives and influence architectural standards across the organization.
• Develop robust system designs, APIs, and data models to support seamless service integration.
• Mentor and guide mobile engineers to foster technical excellence and knowledge sharing.
• Integrate and operate AI/ML-enabled solutions to enhance mobile user experiences.
• Collaborate with product, design, and engineering stakeholders to drive mobile technical strategy.

Requirements

• 12+ years of relevant professional experience in software engineering.
• Proven expertise in designing and delivering complex, large-scale Android applications.
• Strong proficiency in system and API design for mobile platforms.
• Experience leading architecture for multi-service or organizational-level initiatives.
• Familiarity with applying AI/ML concepts to real-world products.
• Bachelor’s degree in Computer Science or equivalent professional experience.

Nice to have

• Strong proficiency in Kotlin and Jetpack components, including Jetpack Compose.
• Deep understanding of Android architecture patterns like MVVM, MVI, or MVP.
• Prior experience in the travel industry or search domain.
• Experience collaborating within large, globally dispersed development teams.

Culture & Benefits

• Supportive environment focused on career growth and flexibility.
• Opportunity to work on high-impact products used by millions of travelers.
• Commitment to an inclusive and diverse workplace.
• Focus on operational excellence and collaborative problem-solving.