Java solutions Engineer

• As a Java Solutions Engineer you develop and maintain robust backend applications that power critical Jumbo platforms. You are responsible for designing scalable technical solutions writing clean and testable code actively participating in architecture discussions and collaborating closely with cross-functional teams in an agile environment.
• You will help build and operate reliable software supporting thousands of users for both online and in-store experiences contributing to seamless customer journeys and greater business impact.
• You will work in a multidisciplinary scrum team collaborating with developers product owners UX designers and key stakeholders. You own outcomes not just your individual tasks and you proactively support your colleagues to deliver robust features end to end.
• You collaborate closely with fellow engineers within your scrum team as well as with product owners UX designers and business addition you align with other engineering teams and platform teams to ensure consistency scalability and reusability across the landscape. Together you build solutions that fit both technical and business goals and contribute to Jumbos digital growth.

As a Java Solutions Engineer you are responsible for designing building and delivering robust and optimized backend solutions. You work end-to-end: from translating business requirements into technical designs all the way through to production deployment using modern technologies such as Java 21 and Spring Boot.

You develop and maintain services within a cloud-native AWS environment working with PostgreSQL and containerization using Docker. Within a microservices architecture you take ownership of your services and actively ensure code quality. You make sure solutions are not only reliable but also maintainable and highly observable.

In this role you make independent technical decisions and are able to clearly justify them. You document architectural choices using methods such as Architecture Decision Records (ADR) and apply domain-driven design (DDD) principles. You actively contribute to building scalable systems by applying modern practices such as contract-first development and event-driven architecture.

Beyond development you also contribute to infrastructure and delivery pipelines using tools like Terraform and CI/CD solutions to create a stable and efficient engineering environment. You collaborate on improving the platform and observability including working with Kubernetes and modern monitoring tools where applicable.

Collaboration is key: you actively participate in code reviews design sessions and knowledge-sharing initiatives such as pair programming mob sessions and workshops. You take a proactive approach by identifying bottlenecks and risks early contributing to a healthy and efficient delivery flow.

Additionally you play a role in incident management by participating in incident handling root cause analyses and post-mortem sessions with a focus on continuous learning and improvement. You promote responsible use of AI and development tools validate outputs and share best practices with your team.

You are also contribute to the growth of the team by supporting recruitment efforts participating in interviews and mentoring less experienced engineers in their professional development.

• You are a software craftsman: you write clean testable code ship work with sufficient automated tests and treat quality as essential for sustainable delivery
• You have at least 5 years of professional backend development experience ideally with Java Spring Boot and modern development tools preferably in e-commerce or high-throughput environments
• You confidently operate across the backend stack from API contract to persistence infrastructure to observability
• You have strong architectural instincts and can justify technical decisions clearly
• You are a reliable and proactive team member who helps unblock others
• You are curious pragmatic and thrive in a fast-moving environment

• A gross salary between 5.100 - 6.500 per month (based on 40 hours).
• An annual bonus of max 5% of your annual salary based on organizational goals.
• 30 days of paid holiday (with the opportunity to buy or sell days of paid holiday) and 8% holiday allowance. You build up a pension through participation in the Pension Fund for the Food Industry.
• An allowance for your travel expenses ( 0.21 cents per kilometer with a maximum of 35 kilometers one way). We like to work together in the office but you can also work partly from home.
• Room for entrepreneurship growth and development. Not only in your job but also through our Jumbo Academy online training through GoodHabitz and with a training budget.
• Daily fresh lunch in our Foodcafé good coffee and fresh fruit. You can sport daily at our own Jumbo Gym for a small fee.
• Colleague discounts such as 10% off your groceries (up to 325 per year) participation in our collective health insurance or discounts through Benefits at Work.

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