Principal Software Engineer

Company Description

Launched in 1998, this pioneering British-born brand has specialised in creating amazing experiences and unforgettable memories - from hotels, city breaks and holidays to theatre, entertainment and spa days. Experts in brightening up online travel, is among the worldwide leaders in the field, helping hundreds of thousands of customers every year find, and do, "whatever makes them pink". is part of lm group, publicly traded multinational Group, among the worldwide leaders in the online travel industry. Every month, the Group reaches across all its websites and mobile apps (in 17 languages and 40 countries) 60 million unique users that search for and book their travel and leisure experiences. More than 1,200 people enjoy working with us and contribute to provide our audience with a comprehensive and inspiring offering of travel related products and services.

At the heart of our culture is a commitment of inclusion across race, gender, age sexual orientation, religion, gender identity or expression and accessibility. We strongly believe in an equal opportunity space, which is welcoming and celebrates the uniqueness of everyone who works here. We value different lived experiences and respect viewpoints, as we know unicity drives innovation. We want to make sure our people reflect the communities across the world we help travel.

Job Description

*This vacancy is also eligible for External Referral Programme: Do you have a friend that you think can be interested in this position?Don’t keep it for yourself, click here and suggest us his/her profile! Check out how our External referral policy works here

We are a digital travel company, with tech at its core, currently looking for motivated problem-solvers who will embrace the end-to-end responsibility of building,delivering and evolving relevant products.

 As Principal software engineer in, you will work in our Product Engineering team and directly impact the lives of a global population of travellers. You will be involved in building and developing our own scalable and resilient platforms to support an ever growing number of customers. From the first day with us, you’ll experience working in a company with a “growing-sharing culture” with a lot of opportunities to improve existing products, bring new ideas to life.

You’ll Spend Time On The Following:

  • Take part in the entire products lifecycle and strategy (concept, design, test, release and support), collaborating with product managers and other engineers to create the best experience for our customers within our next-generation products 

  • Development cycle main responsibility - 70% of software engineering tasks 

  • Create, maintain, and implement the source code of our products that meet the needs and requirements of our products and customers using a range of practises like TDD, DDD, Clean Code or SOLID Principles

  • Constantly updating technical knowledge and skills by attending (and sharing) in-house and/or external courses, reading manuals and testing new applications or solutions

  • Understanding how our business works and how products add value to our customers

  • Understand how technology impacts our business and could be an enabler for our success

  • Learning and sharing experiences on new technologies and trends and how you can leverage them in current and future products

  • Be responsible for the quality of the delivery 

  • Be responsible for the performance, reliability and scalability

  • Collaborating and sharing knowledge with others across the group  to solve complex problems to deliver end-to-end solutions

  • Mentor other engineers and be for them a point of reference


The Expertise You Have


  • 5+ years of professional experience as a Software Engineer programming in OO/FP languages but preferably in JVM: Java or Kotlin 

  • Proven microservices architecture

  • Previous experience working with Clean code, SOLID principles and Agile mindset

  • Strong analytical skills an ability to take decision based on data

  • Experience working in a development  team using agile and extreme programming methodologies

  • Prior experience mentoring and coaching teammates in a collaborative and team-based organisation

  • Analyse issues from multiple perspectives involving all relevant parties in identifying alternative solutions and making a decision

  • Positive and collaborative attitude

  • Growth mindset

  • Fluency in English both written and spoken

  • Previous working experience in startup or product company is a plus

  • Previous experience with XP practises is a plus


Skills You Bring

  • Passion, for creating amazing customer experiences on our product using your strong understanding of data and business needs

  • Business Acumen: The ability to take a ‘big picture view of a situation, to weigh it up quickly, make a logical, sound decision confidently, and influence others to agree with you in order to have a positive impact towards achieving the objectives of the organisation

  • Analytical mindset: able to evaluate methods for collecting data, comparing available resources and drawing logical conclusions

  • Customer Approach and critical thinking

  • Product Thinking: the ability to contribute to the creation of company roadmaps and ensuing feedback. Simplifies product and technical design through proactive conversations.

Additional Information

What we offer

  • Possibility to work in an international agile environment using eXtreme Programming practises

  • Dedicated time for personal growth

  • Bleeding edge technology stack (Java and Kotlin, Spring Boot, Docker, Kubernetes and more ...)

  • Continuous learning program with technical internal sessions

  • Access to online learning platform like O’Reilly 

  • Possibility to join conferences around Europe for continuous improvement

  • Coding Dojo: a weekly training to learn and share coding techniques during office hours

  • LM-Talks: our very own knowledge sharing internal sessions


By joining our company, you will have the chance to:

  • Join a dynamic team in an inclusive-international environment

  • Grow thanks to the career journey and our internal mobility perspective

  • Manage your own schedule thanks to the flexible start and end of the working day

  • Work a shorter working week (36h), of which 4 hours on Friday morning

  • Get focus time for learning, development and deep work on Friday mornings

  • Work partially or fully remote according to local laws

  • Enjoy continuous training thanks to our company platform

  • Benefit from employee discounts on travel

  • Receive 2 days off per year for the purpose of volunteering

  • Receive a bonus after 5 and one after 10 years in the company

  • Get free snacks / fruit / hot drinks / water / beverages at our offices

  • Participate in amazing winter and summer corporate events

  • Benefit from extended parental or marriage leave


Hiring Process

Candidates for this position can generally expect a hiring process similar to the following (note that depending on location and availability, the process may be slightly modified and can be completed in its entirety within 2-3 weeks).

  • Selected candidates receive the first feedback on their application from our recruitment team

  • HR phone call: We will have a talk of production on technical aspects, experiences and analysis of possible personal scenarios

  • Interview with technical director and hiring manager: Candidates will have the opportunity to meet our technical leaders

  • CTO interview or  Tech interview with a pair session with them using an exercise to evaluate skills. 

  • Interview follow-up: Candidates will receive feedback from our recruitment team

Do you want to know more about our technologies? You can see our technological stack here*.