Software Engineer III

Renttherunway; Galway; On-site; EUR 70,000 - 90,000; Full time

Benefits offered by this job

Generous Paid Time Off

Universal Paid Parental Leave

Paid Sabbatical after 5 years

Competitive Stakeholder Pension

Comprehensive health and dental care

Company-wide events

Hybrid work flexibility

Job summary

Renttherunway is seeking a Software Engineer III to join its team in Galway, Ireland. This role focuses on back end and full stack development, driving technical projects and participating in agile software development. You will work on enhancing the customer journey and optimizing acquisition funnels along with a collaborative team.

Ideal candidates will possess strong experience in Java, Kotlin, and related technologies, and have a passion for building scalable and reliable systems. Benefits include generous time off, competitive pensions, and a hybrid work model.

Qualifications

• 4+ years of practical experience in software engineering.
• Experience with Backend and Frontend technologies mentioned.
• Strong command of best practices, design patterns, and system architecture.

Responsibilities

• Develop clean, testable, scalable systems using various technologies.
• Optimize performance and scalability of software solutions.
• Participate in all aspects of agile software development.

Skills

Java

Kotlin

SpringBoot

RabbitMQ

MySQL

MongoDB

ReactJS

Next.js

Test-driven development

Agile methodologies

Education

BA/BS in Computer Science or related degree

Job description

Software Engineer III, FS/BE

Rent the Runway (RTR) is transforming the way we get dressed by pioneering the world’s first Closet in the Cloud. Founded in 2009, RTR has disrupted the $2.4 trillion fashion industry by inspiring women with a more joyful, sustainable and financially‑savvy way to feel their best every day. As the ultimate destination for circular fashion, the brand now offers infinite points of access to its shared closet via a fully customizable subscription to fashion, one‑time rental or ownership. RTR offers designer apparel and accessories from hundreds of brand partners and has built in‑house proprietary technology and a one‑of‑a‑kind reverse logistics operation. RTR has been named to CNBC’s “Disruptor 50” five times in ten years, and has been placed on Fast Company’s Most Innovative Companies list multiple times.

Galway Office

Rent The Runway established its European Technology Hub in Galway in April 2019. Based in the historic Claddagh area of the city, the growing team in Galway tackles core technology challenges and influences the next generation of services critical to Rent The Runway’s success and continued growth.

The Galway office is Rent the Runway's first international office outside the US and enables the company to significantly expand its Software Engineering, Product Development, Machine Learning Engineering and Data Science footprint. Rent The Runway’s Galway‑based employees have the opportunity to grow their careers across several roles and career paths in Technology.

Our engineering team is smart, pragmatic, and entrepreneurial. We practice continuous integration & test‑driven development, engage in constant peer code reviews & pair programming, and work hard to give back to the software community through open‑source contributions.

About the Role

We are looking for a Back End/Full Stack Engineer who values great code, user experience, and data‑driven experimentation. On the Consumer Retention team, you’ll optimize the early customer journey to accelerate user acquisition and maximize conversion across all devices. We build scalable acquisition funnels, seamless onboarding flows, and robust A/B testing infrastructure to create world‑class experiences—from a user’s first visit to their first order! We work in an agile environment, shipping high‑quality software to solve complex problems and drive business growth.

What You’ll Do

• Participate in all aspects of agile software development, including design, implementation, and deployment
• Develop clean, testable, scalable systems using Java, Kotlin, Dropwizard, SpringBoot, Redis, MongoDB, RabbitMQ, Splunk, MySQL and other open‑source technologies
• You’ll build intuitive and well‑tested APIs for manipulating & retrieving data.
• You will optimise for performance and scalability.
• Drive technical projects to success in a fast‑paced startup environment.
• You’ll deprecate and remove functionality & services that no longer suit our needs.
• Find architectural improvements to enable rapid growth in traffic and order volumes while continuously improving developer productivity.
• Work with business stakeholders to identify software solutions to business challenges.
• Assist in prioritisation efforts, planning future roadmaps, and provide mentorship to others.

About You

• BA/BS in Computer Science, a related degree, or 4+ years of practical experience.
• You have hands‑on, production‑level experience across significant parts of our technology stack:
• Backend: Java, Kotlin, SpringBoot, RabbitMQ, MySQL, MongoDB.
• Frontend: ReactJS, Next.js.
• You have experience and enthusiasm for testing, test‑driven development, and building reliable systems.
• You have a strong command of best practices, design patterns, and system architecture tradeoffs.
• You can hit the ground running and quickly familiarise yourself with an existing codebase and toolset.
• You have experience with distributed system performance analysis and optimisation.
• You can understand, diagnose, and articulate technical challenges and solutions effectively.
• You have a high level of comfort navigating ambiguity and making the tradeoffs without compromising quality.
• You're a collaborative partner who thrives in a cross‑functional environment, working closely with product, design, and engineers across various tech stacks to build cohesive, high‑impact solutions.
• You’re comfortable leveraging AI‑assisted development tools (e.g., Cursor, Gemini CLI, or Claude) to accelerate development cycles and streamline workflows.

Benefits

• Generous Paid Time Off, including annual leave, paid bereavement, and family sick leave - every employee needs time to take care of themselves and their family.
• Universal Paid Parental Leave for both parents + flexible return to work program - because we know your newest family member(s) deserve your undivided attention.
• Paid Sabbatical after 5 years of continuous service - unplug, recharge, and have some fun.
• Competitive Stakeholder Pension - taking care of your future.
• Comprehensive health, dental care and dependents care from day 1 of employment - Your health comes first, and we’ve got you covered.
• Company‑wide events and outings - our team spirit is no joke - we know how to have fun!
• Hybrid Work -This hybrid role requires 2‑3 days per week in our Galway, Ireland office, with the option to work 2 days remotely.

Rent the Runway is an equal opportunity employer. In accordance with applicable law, we prohibit discrimination against any applicant or employee on any legally recognised basis, including, but not limited to: gender, marital status, family status, age, disability, sexual orientation, race, religion, and membership of the Traveller community.

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