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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Software Development Engineer III - **Company:** Expedia, Inc. - **Location:** London, UK - **Experience:** Experienced - **Salary:** £79,395.0 - **Contract:** Permanent contract - **Skills:** Java (Programming Language), Application Programming Interfaces (APIs), Agile Methodology, Artificial Intelligence, Amazon Web Services, Software Applications, Unit Testing, Code Review, Continuous Delivery, Continuous Integration, Couchbase Servers, Data Structures, Software Design Patterns, Distributed Systems, Amazon DynamoDB, Spring Framework, Memcached, Microsoft SQL Server, NoSQL, Object-Oriented Software Development, Redis, Software Tools, Distributed Caching, Service-Oriented Architecture, Software Engineering, Backend, Kotlin, Information Technology, Low Latency, Functional Programming, Software Version Control, Api Management, Microservices - **Published:** October 15, 2026 - **Apply:** https://www.adzuna.co.uk/jobs/details/5928686482 ## About the Role * Bachelor's Degree in Computer Science or equivalent (5+ years of professional software development experience), or Master's Degree (4+ years post-degree experience) * Hands-on experience in software development using Java or similar object-oriented programming languages, or Scala or Kotlin or similar functional languages * Proven experience building and operating scalable distributed systems and services within AWS cloud infrastructure or similar technologies. * You have experience formally mentoring at least 3 individuals and driving technical design end to end for at least 3 projects * You have the ability to identify business problems at the project level and team level and design solutions that are easily testable and observable * Understanding of relational and NoSQL databases, data structures, API patterns, and service-oriented architectures * You have the ability to establish operational excellence metrics at the team level and identify and advocate for project quality via testing, monitoring, and alerting at the project level * Strong practical knowledge and experience developing robust caching solutions, utilizing technologies such as Redis or Couchbase or Memcached, or similar distributed caching tools * Experience working successfully on Agile development teams with a minimum of 5 engineers, understanding modern agile methodologies, version control systems, continuous integration, and continuous delivery practices * Commitment to technical excellence with excellent communication and interpersonal skills, capable of thriving and collaborating within a globally distributed team environment Preferred Qualifications * Experience with low-latency and high-throughput processing (1M+ TPS) microservices. * Demonstrated proficiency in safely integrating AI/ML-enabled solutions within backend systems and leveraging AI-driven tools or workflows to enhance real-world product outcomes. ## Description The pricing platform supports millions of users every year in finding suitable travel products using technologies such as Java, Scala, Kotlin, Spring, MSSQL, DynamoDB, Redis, etc. We encourage experimentation with new technologies while maintaining a healthy balance between short- term and long-term goals. We deeply care about building a great experience to delight our customers. Our goal is to enhance every traveler's experience and make it better! In this role, you will: * Own mission-critical services end-to-end-from technical design and API contracts through implementation, deployment, and ongoing operations-for high-throughput, low-latency distributed pricing services at global scale. * Partner with the business to have a clear understanding of how your own technology stack is tied to business outcomes and our bottom line * Analyze complex problems, deconstruct them into manageable milestones, and collaboratively deliver sustainable technical solutions * Participate actively in architecture reviews, writing thorough and well-supported technical documentation, and conducting detailed code reviews * Creatively test and maintain software applications and related programs and procedures by using a variety of software development tools following the design requirements of the customer * Research and recommend frameworks and architectural/code design patterns and identify areas of improvement within the code and suggest solutions * Advocate for operational excellence (such as unit testing, establishing SLAs, and programming for resiliency and scalability) and strive for optimum organizational efficiency by applying systems thinking across boundaries and making recommendations about policies/ processes * Mentor team members, sharing knowledge and expertise to foster a culture of continuous technical growth and collaboration across teams