Senior Software Engineer (Java)

Tech that takes you placesWe’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.CarTrawler’s Product & Technology team brings innovation to every journey. Together, our engineers, product managers, designers and analysts use creativity, data and AI innovation to solve challenges that make travel easier for everyone. From building seamless digital experiences to powering smarter automation behind the scenes, we’re shaping a future where technology and people work hand in hand.Your Journey starts here!Play a key role in building the technology that powers millions of travel experiences around the world. As a Senior Software Engineer (Java), you'll design and deliver scalable backend services that support our core platform, enabling seamless customer journeys, smarter business decisions and stronger partner integrations. Working as part of a collaborative, cross-functional engineering team, you'll combine technical expertise with leadership, mentoring others while driving engineering excellence. If you're passionate about solving complex challenges with modern Java technologies and enjoy shaping the future of high-performing software, we'd love to hear from you.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 experiencesLead technical design discussions, collaborating with Architects, Product Managers and Engineering Managers to deliver simple, scalable and maintainable solutionsBuild resilient integrations with payment providers, travel partners, data platforms and third-party technologies that expand our platform capabilitiesChampion engineering excellence through code reviews, testing, observability, CI/CD and operational best practices while promoting continuous improvementMentor and support engineers through coaching, pairing and knowledge sharing, helping to grow technical capability across the teamInvestigate and resolve complex production issues, identifying opportunities to improve system performance, reliability and scalability while embracing AI-assisted development responsiblyWhat You'll Bring To The TeamExtensive experience (6+ years) developing enterprise applications with Java (Java 17+ preferred), alongside Spring Boot, Hibernate and JPAStrong understanding of software architecture, object-oriented design principles and building scalable, distributed backend systemsProven experience designing and delivering RESTful APIs and integrating with third-party services using resilient integration patternsSolid knowledge of SQL, relational databases, Git, Maven and modern CI/CD practices within Agile software development environmentsA collaborative mindset with the ability to influence technical decisions, communicate effectively with cross-functional stakeholders and mentor fellow engineersCuriosity for emerging technologies, including AI-assisted engineering tools, with a pragmatic approach to delivering secure, high-quality software that creates business valueGo 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.Perks for the journeyCompetitive pay and benefits, including a performance-based annual bonus, fully subsidised VHI health insurance and pension matching up to 4%Generous time off and flexible working, including 25 days’ annual leave, extra company days, monthly Friday Unplugged afternoons and the option to work abroad for up to 20 days a yearComprehensive wellbeing support, including access to health and mental health programmes (HeadsUp and EAP) and paid leave for marriage, volunteering and personal wellbeing including menstrual, menopause and fertility leaveGrowth and recognition culture, with development opportunities through training, coaching and study support, plus programmes that celebrate individual and team achievementsEveryday perks that make a difference, including a subsidised canteen (KC Peaches), on-site car parking, Bike to Work and TaxSaver schemes, plus an active Sports & Social ClubWe may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.