Senior Software Engineer - Kotlin/Java (All Genders)

zooplus SE; España; Presencial; EUR 70.000 - 110.000; Jornada completa

Ventajas ofrecidas por este puesto de trabajo

Hybrid working

20 travel days abroad

Descripción de la vacante

zooplus SE is seeking a Senior Software Engineer to contribute to the zooplus Club loyalty platform. You will work in a cross-functional Agile team, designing and delivering scalable backend services and APIs using Kotlin/Java, AWS, Docker, and Kubernetes.

You’ll own features end-to-end, collaborate with product and engineering peers, and help evolve a modern cloud-native platform while emphasising clean code and robust testing.

Formación

• Significant commercial experience building backend applications using Kotlin or Java.
• Experience designing and developing scalable microservices and distributed systems.
• Strong understanding of software engineering best practices, clean code and testing principles.
• Experience building REST APIs and backend services.
• Good knowledge of relational databases such as PostgreSQL or Oracle.
• Experience working in Agile development teams.
• Familiarity with cloud platforms, containerisation and CI/CD pipelines.
• A collaborative, growth-oriented mindset with a willingness to learn React and contribute across the stack.

Responsabilidades

• Design, build and maintain scalable backend services using Kotlin or Java.
• Develop APIs, event-driven services and microservices powering the loyalty platform.
• Own features from design through production deployment and support.
• Contribute to the evolution of our event-driven architecture and cloud-native platform.
• Collaborate with Product Managers and engineers to deliver high-quality solutions.
• Write clean, well-tested code and participate in code reviews and pair programming.
• Monitor, troubleshoot and improve performance, reliability and scalability.
• Help shape engineering best practices, tooling and processes.
• Embrace a DevOps culture with end-to-end ownership of services.

Conocimientos

Kotlin

Java

REST APIs

Microservices

AWS

Docker

Kubernetes

CI/CD

PostgreSQL

Agile

English

Herramientas

Terraform

Jenkins

Prometheus

Grafana

Elasticsearch

Kibana

Git

Descripción del empleo

With over 25 years’ experience, plus the same enormous passion and ambition we had on day-one, we’re trailblazers in the pet e-commerce industry. Our solutions make over 12 million customers genuinely happier – and that’s something we really care about. We work together to continually adapt; embracing change and the challenges it brings so that we can keep doing better. Join us and discover a place where your potential meets your passion for pets. That’s the power of plus.

At zooplus, we're building the technology behind one of Europe's largest online pet platforms. As a Senior Software Engineer, you'll join the team responsible for zooplus Club, our membership and loyalty platform that serves millions of customers across more than 25 European markets.

You’ll work in a cross-functional Agile team to design, build and operate scalable backend services that power customer loyalty, rewards and engagement. Working closely with Product Managers, Designers and fellow engineers, you’ll help shape technical solutions that deliver real business impact while contributing to a modern cloud-native platform.

If you enjoy solving complex engineering challenges, taking ownership from design to production, and working with modern backend technologies, we'd love to hear from you.

What you’ll do

• Design, build and maintain scalable backend services using Kotlin
• Develop APIs, event‑driven services and microservices that power our loyalty platform
• Own features throughout the full software development lifecycle—from technical design and implementation to deployment and production support
• Contribute to the evolution of our event‑driven architecture and cloud‑native platform
• Collaborate closely with Product Managers and engineering teams to deliver high‑quality solutions
• Write clean, well‑tested, maintainable code and participate in code reviews and pair programming
• Monitor, troubleshoot and continuously improve application performance, reliability and scalability
• Help shape engineering best practices, tooling and development processes
• Embrace a DevOps culture where teams build, deploy and operate the services they own

Our technology stack

• Kotlin
• Java
• React
• Microservices & Event‑Driven Architecture
• AWS
• Docker & Kubernetes
• PostgreSQL, Oracle & Redis
• Terraform
• Jenkins CI/CD
• Prometheus & Grafana
• Elasticsearch & Kibana
• Git

What you’ll bring

• Significant commercial experience building backend applications using Kotlin or Java
• Experience designing and developing scalable microservices and distributed systems
• Strong understanding of software engineering best practices, clean code and testing principles
• Experience building REST APIs and backend services
• Good knowledge of relational databases such as PostgreSQL or Oracle
• Experience working in Agile development teams
• Familiarity with cloud platforms, containerisation and CI/CD pipelines
• A collaborative, growth‑oriented mindset with a willingness to learn React, contribute across the stack, and support teammates by wearing different hats when needed
• Strong problem‑solving skills with a collaborative and proactive mindset
• Comfortable taking ownership of solutions throughout their lifecycle
• Professional proficiency in English

Nice to have

• Experience with AWS services
• Experience with Kubernetes
• Experience using Infrastructure as Code tools such as Terraform
• Experience working with event‑driven architectures

Headquartered in Munich, with offices across Madrid, Krakow, Wroclaw, London and Vienna, we collaborate because we genuinely love working together - so you’ll be at the heart of an incredible, multinational team. We trust each other to get the job done, which means you’ll benefit from hybrid working, spending 60% of your time in the office and 40% at home. There’s an option to work for 20 days abroad in approved countries too.

Find out more about the specific benefits at your local office in our blog posts.

A note on compensation: We believe in being transparent about salary ranges. The range shown reflects the full scope that the role can grow into over time, depending on experience, skills, and impact. Most offers are positioned around the midpoint of the range, ensuring a fair and consistent approach across our teams.

At zooplus, we believe in equal opportunity and support everyone to fulfil their potential. We recognise the power of listening and learning from each other and embrace diversity and inclusion of all.

#LI‑Hybrid