Software Development Engineer II

Expedia, Inc.; City of Westminster; On-site; GBP 51,000; Full time

Job summary

A leading global travel technology company in the UK is looking for a software engineer to develop high-throughput, low-latency APIs that power billions of transactions. This role involves working with languages like Java and Kotlin, contributing to both backend and optional frontend development. The successful candidate will join a collaborative Agile team focused on technical direction, scalability, and performance improvements. The position offers a competitive salary, benefits, and a vibrant company culture that celebrates diversity and encourages growth.

Benefits

Competitive salary

Flexible work model

Travel discounts

Generous time-off

Career development resources

Qualifications

• Experience in programming with modern languages such as Java or Kotlin.
• Familiarity with frontend frameworks like React, Vue, or Angular.
• Understanding of backend services and systems integration.
• Awareness of cloud platforms like AWS or Azure.

Responsibilities

• Write clean, maintainable code using Kotlin, Java, and TypeScript.
• Work across the full stack on backend services and APIs.
• Take part in shaping technical direction and code reviews.
• Collaborate with Agile teams to improve systems continuously.

Skills

Java

Kotlin

JavaScript

Agile methodologies

SQL

NoSQL

RESTful APIs

Communication

Tools

AWS

GCP

Azure

React

Vue

Angular

Job description

Overview

Private Label Solutions (PLS) is the B2B arm of Expedia Group. We open up our supply and innovative technology to businesses looking to take on the world of travel. These businesses, sometimes referred to as our “demand partners”, include global financial institutions (e.g. AMEX), corporate managed travel, offline travel agents (e.g. Flight Centre), global travel suppliers (e.g. Delta) and many more. In this role, you will as an engineer in our team, you'll have the opportunity to make a real impact by contributing to systems that operate at global scale. You'll work on high-throughput, low-latency APIs where availability, performance, and resilience are critical - powering billions of travel transactions every day- in particular:

Responsibilities

• Write clean, maintainable, and well-tested code using Kotlin, Java, TypeScript
• Work across the full stack - primarily on backend services, APIs, and data flows, with the option to contribute to frontend web applications as needed
• Join a collaborative Agile team involved in all phases of development - from ideation and design to deployment and production support
• Take part in shaping technical direction through code reviews, mentorship, and architectural discussions
• Help continuously improve our systems for scalability, performance, observability, and fault tolerance
• Partner with product and business stakeholders to build solutions that solve real customer problems at scale

We’re looking for curious, creative engineers who are passionate about building great products and eager to grow. You don’t need to know everything on day one - if you’re excited about the role and ready to learn, we’d love to hear from you.

Qualifications

Some experience or interest in the following areas will be helpful:

• Programming with modern languages such as Java, Kotlin, JavaScript, or similar
• Working with frontend frameworks like React, Vue, or Angular
• Understanding of backend services, RESTful APIs, and how systems integrate
• Exposure to cloud platforms like AWS, GCP, or Azure
• Familiarity with SQL or NoSQL databases
• Knowledge of computer science fundamentals (data structures, algorithms, system design)
• Writing clean, maintainable code and an interest in CI/CD, testing, or DevOps practices
• Strong communication and teamwork skills
• A growth mindset - the desire to keep learning and improving, both personally and technically

Salary

£50,647 per year - estimated ?

Benefits

NEW Expedia Group brands power global travel for everyone, everywhere. We design cutting‑edge tech to make travel smoother and more memorable, and we create groundbreaking solutions for our partners. Our diverse, vibrant, and welcoming community is essential in driving our success. Why Join Us? To shape the future of travel, people must come first. Guided by our Values and Leadership Agreements, we foster an open culture where everyone belongs, differences are celebrated and know that when one of us wins, we all win. We provide a full benefits package, including exciting travel perks, generous time‑off, parental leave, a flexible work model (with some pretty cool offices), and career development resources, all to fuel our employees’ passion for travel and ensure a rewarding career journey. We’re building a more open world. Join us.

• Build reliable, scalable systems that empower millions of travellers
• Keep our codebase clean and architecture elegant
• Learn from each other, share knowledge, and grow together
• Celebrate wins, reflect on misses, and always aim higher
• Use our travel perks to explore the world
• Competitive salary with clear growth pathways
• Opportunities to serve as a domain expert in cross‑functional teams
• Access to global tech conferences and workshops
• Travel discounts to help you tick off your bucket list
• A truly inclusive culture that values your background and ideas

Accommodation requests: If you need assistance with any part of the application or recruiting process due to a disability, or other physical or mental health conditions, please reach out to our Recruiting Accommodations Team through the Accommodation Request. We are proud to be named as a Best Place to Work on Glassdoor in 2024 and be recognized for award‑winning culture by organizations like Forbes, TIME, Disability:IN, and others.