Principal Android Engineer - Search and Recommendations Experience

Principal Android Engineer - Search and Recommendations Experience

Full-Time 72000 - 88000 £ / year (est.) Home office (partial)
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At a Glance

  • Tasks: Lead the design and delivery of innovative Android solutions for travel experiences.
  • Company: Join Expedia Group, a leader in global travel technology.
  • Benefits: Enjoy travel perks, flexible work, generous time-off, and career development resources.
  • Other info: Be part of a diverse team that celebrates differences and fosters growth.
  • Why this job: Shape the future of travel with cutting-edge tech and AI-driven solutions.
  • Qualifications: 12+ years in Android development and strong leadership skills required.

The predicted salary is between 72000 - 88000 £ per year.

Expedia Group brands power global travel for everyone, everywhere.

We design cutting-edge tech to make travel smoother and more memorable, and we create groundbreaking solutions for our partners.

Our diverse, vibrant, and welcoming community is essential in driving our success.

Why Join Us?

To shape the future of travel, people must come first.

Guided by our Values and Leadership Agreements, we foster an open culture where everyone belongs, differences are celebrated and know that when one of us wins, we all win.

We provide a full benefits package, including exciting travel perks, generous time‑off, parental leave, a flexible work model (with some pretty cool offices), and career development resources, all to fuel our employees' passion for travel and ensure a rewarding career journey.

We’re building a more open world.

Join us.

Introduction to Team

The Product Team creates high‑quality end‑to‑end experiences for travelers, partners, and Expedia Group.

Our focus on customer‑centric innovation enables us to develop products that build loyalty and repeat business.

We partner closely with teams across Expedia Group to drive growth and achieve results for our customers and the company.

This Principal Android Engineer sits within the Search and Recommendations Experience team which owns the end‑to‑end search and recommendations experience, including search entry, results, maps, filters, and recommendations across multiple lines of business such as lodging, cars, activities, flights and packages.

In this role, you will provide technical leadership for native search and discovery experiences, setting architectural direction, influencing engineering standards, and shaping the evolution of AI‑enabled capabilities across the mobile platform.

Responsibilities

  • Architect, design, and deliver advanced Android mobile solutions, ensuring scalability, performance, and maintainability across Expedia Group’s travel platforms.
  • Lead technical direction for multi‑service and cross‑domain initiatives, influencing architectural decisions and setting coding standards.
  • Develop system designs, low‑level designs (LLD), robust APIs, and data models that support seamless integration with internal and external services.
  • Mentor and guide mobile engineers across teams, fostering technical excellence, code quality, and knowledge sharing.
  • Safely integrate and operate AI/ML‑enabled solutions that improve mobile user experiences and business outcomes.
  • Collaborate with product, design, and engineering stakeholders to deliver innovative mobile features and drive technical strategy across the organization.
  • Minimum Qualifications
  • Bachelor’s degree in Computer Science or a related technical field; or equivalent related professional experience.
  • 12+ years of relevant professional experience.
  • Proven expertise in designing and delivering complex Android mobile applications at scale, including system and API design.
  • Extensive experience leading architecture and technical direction for multi‑service, cross‑domain, or organizational mobile initiatives.
  • Familiarity with AI‑driven systems, tools, or workflows and applying AI/ML concepts to real world products.
  • Preferred Qualifications
  • Strong proficiency in Kotlin.
  • Advanced proficiency with Jetpack components/Jetpack Compose, Android UI/UX best practices, and performance optimization.
  • Deep understanding of Android app architecture patterns (e. g., MVVM, MVI, MVP).
  • Prior experience in the search domain or travel industry, such as building or scaling search, discovery in consumer mobile apps.
  • Experience establishing technical strategy, best practices, and operational excellence for organizational mobile platforms.
  • Advanced knowledge of integrating AI/ML capabilities into mobile products to enhance functionality and user engagement.
  • Demonstrated experience collaborating within large, globally dispersed development teams.
  • Expertise in cross‑platform or multi‑domain engineering, contributing to broad technical initiatives.
  • Accommodation requests

If you need assistance with any part of the application or recruiting process due to a disability, or other physical or mental health conditions, please reach out to our Recruiting Accommodations Team through the Accommodation Request.

EEO Statement

Expedia is committed to creating an inclusive work environment with a diverse workforce.

All qualified applicants will receive consideration for employment without regard to race, religion, gender, sexual orientation, national origin, disability or age.

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Principal Android Engineer - Search and Recommendations Experience employer: PowerToFly

Morgan Stanley is an exceptional employer, offering a dynamic work environment in London that fosters professional growth and collaboration. With a strong commitment to diversity and inclusion, employees benefit from comprehensive perks and flexible working arrangements, while being part of a team that values integrity and excellence. The firm provides ample opportunities for career advancement, making it an ideal place for ambitious individuals looking to make a meaningful impact in the financial services industry.

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Contact Details:

PowerToFly Recruitment Team

StudySmarter Expert Advice🤫

We think this is how you could land Principal Android Engineer - Search and Recommendations Experience

Join Local Tech Meetups

Get out there and mingle with fellow developers by joining local tech meetups. It’s a fantastic way to meet people who might be working at PowerToFly or know someone who does. Plus, you can pick up some trendy tech skills and trends while you're at it!

Contribute to Open Source Projects

Show off your coding chops by jumping into open-source projects. Not only does this give you practical experience, but it also gets you noticed in the dev community. You'll create a killer portfolio that speaks volumes about your skills to PowerToFly.

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We think you need these skills to ace Principal Android Engineer - Search and Recommendations Experience

Android Development
Kotlin
Jetpack Components
Jetpack Compose
API Design
System Design
AI/ML Integration

Some tips for your application 🫡

Show off your coding skills:When applying for a software engineering role, it's super important to showcase your coding skills. Make sure your CV includes your tech stack, any relevant programming languages you’re comfortable with, and examples of projects you've worked on. If you have a GitHub profile, link it up! We love to see code in action.

Tailor your portfolio:For a full-time role, we’d expect to see some solid examples of your work in your portfolio. Make sure to include at least two or three projects that highlight your problem-solving skills and your ability to work with different technologies. Focus on the projects that are most relevant to the position at PowerToFly.

Craft a killer cover letter:Your cover letter is your chance to stand out—make it personal! Explain why you want to work at PowerToFly and how your skills align with the role. Show us your passion for software development. We dig enthusiastic candidates who understand the value of collaboration and continuous learning!

Be clear and concise:When it comes to writing your CV and cover letter, clarity is key. Avoid jargon that could confuse us and stick to simple, direct language. Highlight your achievements with quantifiable results where possible, and keep everything easy to read. A well-organised application goes a long way!

How to prepare for a job interview at PowerToFly

Brush Up on Your Coding Skills

For a full-time software engineering role, it's crucial that we stay sharp with our coding abilities. Expect technical questions that might involve solving problems on the spot or discussing algorithms. Practise on platforms like LeetCode or HackerRank to get comfortable with the types of questions that often come up.

Know Your Tools and Frameworks

Make sure we’re well-acquainted with the tools and technologies listed in the job description. Familiarise ourselves with any specific frameworks or programming languages mentioned. If PowerToFly uses React or Node.js, for instance, be ready to discuss how we’ve used them in previous projects or coursework.

Showcase Your Projects

Bring along a portfolio that highlights our best work. This could be code samples, GitHub repositories, or any side projects we’ve built. Make sure we can talk through our thought process for each project, especially the challenges we faced and how we solved them—this shows our problem-solving skills in action.

Prepare for Behavioural Questions

While technical skills are key, full-time positions also require cultural fit. Be ready to discuss our previous experiences and how we handle teamwork, conflict, and deadlines. Brush up on the STAR method—Situation, Task, Action, Result—to clearly articulate our past experiences when discussing how we've contributed to a team.