Software Engineer (Android)

Collinson is the global, privately-owned company dedicated to helping the world to travel with ease and confidence. The group offers a unique blend of industry and sector specialists who together provide market-leading airport experiences, loyalty and customer engagement, and insurance solutions for over 400 million consumers.

Collinson is the operator of Priority Pass, the world’s original and leading airport experiences programme. Travellers can access a network of 1,500+ lounges and travel experiences, including dining, retail, sleep and spa, in over 650 airports in 148 countries, helping to elevate the journey into something special. We work with the world’s leading payment networks, over 1,400 banks, 90 airlines and 20 hotel groups worldwide.

We have been bringing innovation to the market since inception – from launching the first independent global VIP lounge access Programme, Priority Pass to being the first to sell direct travel insurance in the UK through Columbus Direct and creating the first loyalty agency of its kind in the travel sector with ICLP. Today we still invest heavily in innovation to ensure that we continue to deliver superior customer experiences.

Key clients include Mastercard, American Express, Cathay Pacific, British Airways, LATAM, Flying Blue, Accor, EasyJet, HSBC, Chase, HDFC.

Our mission is focused on doing good beyond profit, which for us means we seek out opportunities for our people to share in our success and that we give back to the communities and people within which we work.

Never short of ambition, the success of our business is delivered through the diverse and talented team of over 2,200 global colleagues.

We're growing our team in Poland and want to be upfront about how this role is structured. As we don't yet have a legal entity in Poland, we work with an Employer of Record (EOR) or umbrella company to onboard talent in the region. This means the role is offered on a fixed term basis via an international contractor agreement — and is fully remote.

Purpose of the job:

The Senior Android Developer at Collinson's Travel Experience division will be at the forefront of

bringing our visionary roadmap to life, focusing on delivering globally appealing, customer centric

solutions. Acknowledging the importance of regional nuances, the chosen candidate will guarantee

that our digital offerings strike a chord at both the universal and localized levels. This role is pivotal in

architecting and developing Android applications that offer a smooth, user-friendly travel experience

for our global clientele.

Key Responsibilities:

• Design and build advanced applications for the Android platform.

• Collaborate with cross-functional teams to define, design, and ship new features.

• Maintain and enhance the existing codebase, with a strong focus on continuous integration and deployment (CI/CD).

• Identify, fix, and resolve bugs while continuously improving application performance.

• Ensure optimal performance, quality, and responsiveness of the application.

• Integrate and maintain third-party libraries and APIs to ensure seamless functionality.

• Continuously evaluate, adopt, and implement new technologies to improve development efficiency.

• Work closely with the design team to ensure UI/UX best practices and Material Design guidelines are followed.

• Identify and address security vulnerabilities to ensure a secure application environment.

• Stay up to date with the latest Android trends, architectures, and emerging technologies.

Knowledge, skills and experience required:

• 4 - 8 years of overall software development experience, with 4+ years in mobile application development.

• Hands-on experience building Android applications, with a strong understanding of Android app architecture, lifecycle, and best practices.

• Strong focus on user interaction, usability, and visual design, with an eye for detail.

• Solid knowledge of architectural design patterns such as MVVM, MVP, and Clean

• Architecture, with proven experience building scalable and modular applications.

• Proven experience integrating AI-assisted development tools into daily workflows (e.g., code generation, testing, debugging, performance analysis, or automation).

• Experience with Gradle and dependency management tools such as Maven Central and Version Catalogs.

• Commitment to writing clean, maintainable code, with experience in testing strategies including unit tests, UI tests (Espresso), and snapshot testing.

• Good understanding of common mobile design patterns such as dependen