Test Engineer II – Finance Operations - Flights

Role Description

Test Engineer II, Trips, Flights

About Us

At Booking.com, data drives our decisions. Technology is at our core. And innovation is everywhere. But our company is more than datasets, lines of code or A/B tests. We're the thrill of the first night in a new place. The excitement of the next morning. The friends you encounter. The journeys you take. The sights you see. And the memories you make. Through our products, partners and people, we make it easier for everyone to experience the world.

As part of our connected trip vision, the Trips Business Unit is dedicated to helping travellers uncover the best transport options available around the world, seamlessly matching the right options to the right person at the right time.

Leadership/Team Quote

"The Finance Operations (FinOps) team in Flights is an exceptional fit for an engineer who wants to shape quality in a zero-to-one product space. You will bridge aviation-specific settlement requirements with Booking.com’s large-scale finance infrastructure, solving complex fund flows and reconciliation challenges while raising the bar for test maturity across engineering."

Role Description

This is a role for someone who wants to drive quality in a backend team. You will help the team think about quality earlier in the SDLC and through close collaboration with the team, improve quality maturity and increase testing ownership whilst driving real business and customer impact. You will also work with other testers across the department as part of a horizontal craft to strengthen testing practices especially as we advance our GenAI adoption, share knowledge and drive continuous improvement beyond your immediate team. If you are excited by visible outcomes, shared ownership and the chance to increase your scope of influence, this role offers exactly that.

Key Job Responsibilities and Duties

• Embed testing and quality practices into the development of software changes from initial inception and design through to release.

• Plan, execute, and oversee testing across backend services and product features, ensuring high testability, reliability, and minimal rework.

• Coach and mentor cross-functional engineering team members on quality maturity, testing best practices, and shared testing ownership.

• Contribute to the implementation, scaling, and maintenance of effective, deterministic test automation.

• Advocate for and validate clear non-functional requirements by performing tests for performance, load, security, and accessibility.

• Collaborate with the department-wide horizontal testing craft to share knowledge, align standards, and drive continuous quality improvement.

Qualifications & Skills

• Proven experience in software testing within backend engineering teams, advocating for isolated testing and embedding testability early in the software development lifecycle.

• Strong hands-on experience in test automation, building isolated, deterministic, and valuable test suites that provide fast, reliable feedback.

• Practical knowledge of non-functional testing, including performance, security, load, and accessibility verification.

• Proficiency in structured test planning and execution techniques, such as risk-based testing, exploratory testing, pairing, and Three Amigos.

• Demonstrated track record of quality advocacy and continuous process improvement, applying root-cause methodologies such as the 5 Whys.

• Analytical and critical thinking mindset to identify patterns, solve complex challenges, and design adapted process flows and technical standards.

• Strong communication and active listening skills, with the ability to collaborate effectively across multidisciplinary teams (engineering, product, and finance).

• Preferred hands-on experience using AI tools to support day-to-day testing activities as well as evaluating AI solutions, while applying human judgement to the outputs and applying them responsibly.

Benefits & Perks - Global Impact, Personal Relevance

Booking.com's Total Rewards Philosophy is not only about compensation but also about benefits. We offer a competitive compensation and benefits package, as well unique-to-Booking.com benefits which include:

• Annual paid time off and generous paid leave scheme including: parent, grandparent, bereavement, and care leave

• Hybrid working including flexible working arrangements, and up to 20 days per year working from abroad (home country)

• Industry leading product discounts - up to 1400 per year - for yourself, including automatic Genius Level 3 status and Booking.com wallet credit

Inclusion at Booking.com

Inclusion has been a core part of our company culture since day one. This ongoing journey starts with our very own employees, who represent over 140 nationalities and a wide range of ethnic and social backgrounds, genders and sexual orientations.

Take it from our Chief People Officer, Paulo Pisano: "At Booking.com, the diversity of our people doesn't just build an outstanding workplace, it also creates a better and more inclusive travel experience for everyone. Inclusion is at the heart of everything we do. It's a place where you can make your mark and have a real impact in travel and tech."

We ensure that colleagues with disabilities are provided the adjustments and tools they need to participate in the job application and interview process, to perform crucial job functions, and to receive other benefits and privileges of employment.

Application Process

• Let's go places together: How we Hire

• This role does not come with relocation assistance.

Booking.com is proud to be an equal opportunity workplace and is an affirmative action employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. We strive to move well beyond traditional equal opportunity and work to create an environment that allows everyone to thrive.