The Role
Design and build scalable Java backend services and REST APIs, lead technical design, integrate third-party partners, champion engineering best practices (CI/CD, testing, observability), mentor engineers, and troubleshoot production issues while promoting reliability and performance.
Summary Generated by Built In
Tech that takes you places
We’re CarTrawler, the global travel tech company behind seamless connections between people, places and possibilities. From powering car rental to creating smarter ways to move, we make travel smoother for millions worldwide. Our culture is built on curiosity, collaboration and craic where every idea counts and every journey matters. Ready to make an impact? Let’s go places together.
We’re CarTrawler, the global travel tech company behind seamless connections between people, places and possibilities. From powering car rental to creating smarter ways to move, we make travel smoother for millions worldwide. Our culture is built on curiosity, collaboration and craic where every idea counts and every journey matters. Ready to make an impact? Let’s go places together.
Your Journey starts here!
What you'll do as a Senior Software Engineer (Java)
- Design, build and evolve scalable, high-quality Java services and RESTful APIs that power our core travel platform and customer experiences.
- Lead technical design discussions, collaborating with Architects, Product Managers and Engineering Managers to deliver simple, scalable and maintainable solutions.
- Build resilient integrations with payment providers, travel partners, data platforms and third-party technologies that expand our platform capabilities.
- Champion engineering excellence through code reviews, testing, observability, CI/CD and operational best practices while promoting continuous improvement.
- Mentor and support engineers through coaching, pairing and knowledge sharing, helping to grow technical capability across the team.
- Investigate and resolve complex production issues, identifying opportunities to improve system performance, reliability and scalability while embracing AI-assisted development responsibly.
What you'll bring to the team
- Extensive experience (6+ years) developing enterprise applications with Java (Java 17+ preferred), alongside Spring Boot, Hibernate and JPA.
- Strong understanding of software architecture, object-oriented design principles and building scalable, distributed backend systems.
- Proven experience designing and delivering RESTful APIs and integrating with third-party services using resilient integration patterns.
- Solid knowledge of SQL, relational databases, Git, Maven and modern CI/CD practices within Agile software development environments.
- A collaborative mindset with the ability to influence technical decisions, communicate effectively with cross-functional stakeholders and mentor fellow engineers.
- Curiosity for emerging technologies, including AI-assisted engineering tools, with a pragmatic approach to delivering secure, high-quality software that creates business value.
Go on, give it a go!
We know that looking for a new job can feel a bit daunting but don’t let a touch of imposter syndrome hold you back. Even if you don’t tick every box, we’d still love to hear from you! Apply today to stay connected.
At CarTrawler, we’re proud to be an equal opportunities employer. We celebrate diversity and are committed to creating an inclusive environment for everyone. No matter your background, identity, or life experience, if you’re passionate about what you do, you’ll be welcomed here.
Hybrid Working & Eligibility: Our hybrid working policy requires employees to work onsite at our CarTrawler Dublin office a minimum of 2 days per week.
Applicants must have an existing right to work in Ireland without the requirement for employment permit sponsorship to be considered for this role.
Skills Required
- 6+ years developing enterprise applications with Java
- Experience with Java 17+
- Experience with Spring Boot
- Experience with Hibernate and JPA
- Designing and delivering RESTful APIs
- Integrating with third-party services and payment providers using resilient patterns
- Strong understanding of software architecture, OOP, and distributed backend systems
- Knowledge of SQL and relational databases
- Experience with Git and Maven
- Familiarity with modern CI/CD practices in Agile environments
- Ability to mentor, influence technical decisions, and communicate with stakeholders
- Curiosity for emerging technologies including AI-assisted engineering tools
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The Company
What We Do
The leading global B2B provider of car rental and mobility solutions to the travel industry. Our purpose is driving successful partnerships. CarTrawler’s end-to-end technology platform expands our airline and travel partners’ offering to their customers, creating substantial ancillary revenue opportunities. We provide unrivalled breadth and depth of content worldwide, including car rental, private airport transfer and ride-hailing services. CarTrawler creates innovative, data-led solutions for some of the largest travel brands in the world, including United Airlines, American Express, easyJet, Alaska Airlines, SWISS, Hotels.com and Emirates. As a B2B company we focus solely on helping our airline and travel partners build their brands, not our own.
