CarTrawler Logo

CarTrawler

Senior Software Engineer (Java)

Reposted 6 Days Ago
Be an Early Applicant
Hybrid
Dublin, IRL
Senior level
Hybrid
Dublin, IRL
Senior level
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.
The summary above was generated by AI

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.

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 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.

Perks for the journey

  • Competitive 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 year.
  • Comprehensive 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 leave.
  • Growth and recognition culture, with development opportunities through training, coaching and study support, plus programmes that celebrate individual and team achievements.
  • Everyday 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 Club.

HQ

CarTrawler Dublin, Dublin, IRL Office

Classon House, Dundrum Business Park, Dundrum Road,, Dublin, County Dublin, Ireland

Similar Jobs

9 Days Ago
In-Office
Dublin, IRL
Senior level
Senior level
Big Data • Internet of Things • Mobile • Other
Design, build, and optimize a multi-region, highly-available Java/Scala microservices data pipeline processing thousands of messages/sec. Improve performance, implement fraud-detection pipelines with ML (Kafka/Kafka Streams), deploy to multi-cloud Kubernetes, and push frequent production releases to maintain five-nines uptime.
Top Skills: Ai ToolingCassandraCi/CdClickhouseDockerGitJavaJava 11KafkaKafka StreamsKubernetesLinuxMachine LearningOpensearchScala
5 Hours Ago
Hybrid
Rathcoole, Dublin, IRL
Expert/Leader
Expert/Leader
Blockchain • Fintech • Payments • Consulting • Cryptocurrency • Cybersecurity • Quantum Computing
Lead a regional team to translate technical incidents into clear customer impact, drive incident communication and stakeholder coordination, build monitoring and analytics for customer activity, and improve resilience and customer trust across the product lifecycle.
5 Hours Ago
Hybrid
Blanchardstown, Dublin, IRL
Senior level
Senior level
Blockchain • Fintech • Payments • Consulting • Cryptocurrency • Cybersecurity • Quantum Computing
Lead Technical Product Manager responsible for defining and executing AI-powered product strategy, managing AI business rules and operational workflows, owning backlog and delivery, partnering with engineering and data science, and ensuring scalable, measurable AI platform capabilities and operational excellence.
Top Skills: Agentic AiAIAnalyticsAPIsCloud PlatformsData EngineeringGenerative AiMachine LearningMicroservicesPlatform Architecture

What you need to know about the Dublin Tech Scene

From Bono and Oscar Wilde to today's tech leaders, Dublin has always attracted trailblazers, with more than 70,000 people working in the city's expanding digital sector. Continuing its legacy of drawing pioneers, the city is advancing rapidly. Ireland is now ranked as one of the top tech clusters in the region and the number one destination for digital companies, with the highest hiring intention of any region across all sectors.

Sign up now Access later

Create Free Account

Please log in or sign up to report this job.

Create Free Account