Junior Java Developer

Join Picnic as a Junior Java Developer

In a nutshell

Picnic has over 20 Java backend development teams, each highly involved with and essential to all parts of the company. From enabling a smooth shopping experience to ensuring we fulfill our customers’ orders efficiently in our warehouses, there’s a wide range of products to work on. Product teams are also supported by the work of our platform teams on key technologies and infrastructure.

At Picnic your skills will be complemented with the latest tech and our diverse projects will keep you challenged and motivated. Working together with your colleagues, you’ll learn to manage individual project priorities, deadlines, and deliverables while building your skills as a Java Developer in the Picnic Tech Academy.

Also, we don’t hide what we do. Instead, we open-source with the community that helped us grow. Here’s proof: http://picnic.tech

Tricks of the trade

• Growth: Level up your development skills through our 5 months Tech Academy and with the guidance of your mentor
• Contribution: Become a part of one of our product teams from the very beginning and start contributing to Picnic from the get-go
• Ownership: Get to work on increasingly challenging tasks and projects, growing all the time, and working collaboratively with your colleagues
• Our Tech: Java 21 (Reactor and Spring 6), RabbitMQ and Kafka, Maven and Git, PostgreSQL, MongoDB, AWS, Docker, Kubernetes, Terraform, Vault

We’re looking for

• You have (or will soon have) a Bachelor’s or Master’s Degree in Computer Science, Artificial Intelligence, Information Technology, Computer Engineering, or a related technical field
• You could be fresh out of college or have up to two years of professional experience in programming and software development
• You’ve done Java development, and have the willingness to learn technologies to create systems at scale
• Your English skills are on point (no Dutch required)

You are available to start this position on the 1st of September 2025!

Extra credit for:

• Familiarity with Spring, MongoDB, or PostgreSQL
• Relevant working experience alongside your studies

Picnic Perks

• ✍🏼 Every expert was once a beginner! You’ll get plenty of opportunities to challenge yourself and grow, including the Picnic Tech Academy, Lunch & Learn sessions, and tailored soft skills training. We also offer free professional weekly language courses.
• 💡Make a difference You’ll work in an awesome startup environment with the freedom to drive your own projects and create a visible impact. Our fully electric vehicles and sustainable business model mean you’ll also be contributing to making the world a better place!
• 🫱🏼‍🫲🏾Teamwork makes the dream work With more than 80 nationalities across 3 countries, you’ll be part of a diverse company with plenty of cool stuff to get involved with, from board game evenings to after-work drinks to our company ski trip and more!
• 🍎You are what you eat You’ll get freshly prepared, healthy lunches and snacks (with plenty of vegetarian, vegan, and halal options). Coffee snob? Don’t worry, our amazing Picnic barista has you covered.
• 🚴🏽Stay healthy Mental health is important. As well as having the option to speak with Picnic colleagues who act as confidential advisors, our collaboration with OpenUp gives you easy access to professional psychologists, along with workshops and materials. There are plenty of sports communities and events to get involved with, from tennis to yoga, to climbing!
• 🔋Attractive package We offer competitive compensation and a pension plan that looks out for your future self, as well as 25 vacation days per year, so you can recharge your batteries
• 🌍Benefits for expats It can be daunting starting a new job AND moving to a new country. That’s why we offer lots of support for our many expat colleagues.

A bit about us

When you join Picnic, you’re joining the shopping revolution, delivering groceries to millions of people across Europe, and we’re growing fast. Think super fresh products and personal service, but in a modern, sustainable way. The tech team at Picnic is at the core of Picnic. From deep learning models to forecast orders to delivery algorithms to warehouse logistics: we’ve built it all from the ground up. You’ll thrive here if you’re a problem solver with a pro-active mindset who’s not afraid to be challenged daily.

Commitment to equal opportunities

Picnic is an equal opportunity employer—this means that all decisions regarding applications will be based on qualifications and merit. Applicants will be regarded independently of age, gender identity or expression, sexual orientation, ethnicity, skin color, civil status, religious beliefs, physical or mental disability, or any other factors protected by law. At Picnic, we celebrate and value our differences and are committed to building a safe and inclusive working environment where everyone can be themselves.