Java / Kotlin Backend Developer

Your new company Electronic retail company Your new role We are looking for a Backend Software Engineer (Kotlin) to join the global Loyalty Development team, responsible for building and evolving products related to Loyalty & Customer Data. You will be involved in designing and developing scalable, cloud-native solutions that deliver personalized customer experiences across different channels and touchpoints. Your main responsibilities will include:

• Designing, developing, and maintaining backend services using Kotlin.
• Building and managing scalable infrastructure with Terraform, Docker, and Kubernetes.
• Working in GitOps environments using Flux.
• Creating and maintaining CI/CD pipelines with GitHub Actions.
• Working with Google Cloud Platform (GCP) services, particularly BigQuery, GKE, and PubSub.
• Integrating APIs and ensuring code quality through automated testing using Kotest and Testcontainers.
• Collaborating actively within agile methodologies such as Scrum and Kanban.
• Contributing to the continuous improvement of development processes, architecture, and engineering best practices. What will you need to fit in it?
• 4+ years of professional experience as a Backend Software Engineer.
• Strong experience with JVM technologies, ideally Kotlin and its ecosystem.
• Knowledge of Docker and Kubernetes.
• Experience with, or interest in, Infrastructure as Code (IaC), particularly Terraform.
• Familiarity with GitOps practices and CI/CD tools such as GitHub Actions.
• Experience working with cloud services, preferably Google Cloud Platform (GCP).
• Knowledge of API integration and management.
• Ability to thrive in international teams and collaborative environments.
• Strong problem-solving mindset with a focus on continuous improvement.
• English proficiency sufficient to work effectively in a global environment. What will you get in return?
• Permanent, direct contract with the end client.
• Long-term opportunity.
• Location: Barcelona (Barceloneta or El Prat de Llobregat).
• 4 remote working days per week.
• International and technology-driven environment.
• Fixed salary of up to €50,000 gross per year, depending on experience.
• 27 days of annual leave.
• Annual salary review (currently hiring for 2028).
• Career development plan. Your next step If you are interested in this opportunity, please click "Apply Now" to submit an updated copy of your CV, or give us a call today. If this position is not quite the right fit for you but you are looking for a new role, please get in touch and we can discuss your options. We guarantee complete confidentiality. #LI-DNI #1129622
• Anna Garriga

The job is published on Hays’s website. Open the original posting ↗ to submit your application. Screeningpass does not fill in a form for you.

Start a contact search from this page. Screeningpass suggests up to three people connected to the role. Choose whom to write to, then Screeningpass looks for their professional email and prepares a message. You review it and send it yourself with Gmail. An email address is not always available, and a reply is never guaranteed.

A search costs 1 credit. Your credit is returned if the search fails. Signing up gives you 3 credits, enough for 3 searches.

Screeningpass brings together internships, apprenticeships and jobs published by companies. For a job, Screeningpass finds someone to contact at the company, looks for their professional email and prepares a message using your CV. See how it works in detail.