Senior Software Engineer (Java)

About the Position

We are looking for a Senior Software Engineer (Java) to join our BUX team based in Amsterdam.

Our engineering team sits at the heart of the company. We have a well-rounded team that cares about building great products that matter. You’ll be part of a modern fintech company where you can try things, break things, fix them, and learn fast. Your work is visible, your input matters, and you help shape both the product and how we build it. We stay close to what’s happening in the world of investing and fintech, and we share what we learn. It’s a place where you can stretch your skills, contribute to something real, and grow alongside people who take their craft seriously and enjoy building things together.

Responsibilities

As a Senior Software Engineer, here is an overview of what you’ll do:

• Write clean, maintainable code with extensive test coverage.
• Participate in code reviews and engage in technical discussions.
• Collaborate with team members (or other teams) to define, design, and deploy new features.

Requirements

We are looking for you if you are passionate about what you do, you always leave the codebase better than you found it, you are eager to learn, and you enjoy trying out different things in collaboration with your peers. Furthermore, we require:

• At least 3 years of experience in a Senior Software Engineer role
• Excellent proficiency in Java 11+
• Proficiency in object-oriented design skills
• Experience designing systems for performance and scalability, while prioritising security
• Proficiency in writing unit and integration tests
• Strong understanding and experience with the Spring framework
• Experience implementing REST services supporting client-facing applications
• Experience with cloud native microservices
• Experience with CQRS architecture pattern and Event sourcing
• Familiarity with Agile Scrum development methodology

Nice to Have

• Experience with Kotlin (we increasingly use Kotlin for our backend services)
• Experience with GCP (we manage our services throughout their lifecycle)
• A DevOps mindset (we encourage our engineers to be involved in every stage of the systems development life cycle, from writing code to maintaining cloud infrastructure)
• Experience with (and willingness to) use Gen AI tools to assist with coding

We Offer

• International work environment
• Company pension plan
• Flexibility is at our core; we offer a hybrid work environment (1-2 days at the office)
• Working from home allowance
• Mobility benefit
• Gym membership contribution via Urban Sports
• Learning budget and full access to our learning and development platform
• A1 Dutch language course for you (and your partner)
• Delicious lunches at the office
• The possibility to work from abroad for 1 month every 12 months
• Take care of your mental and emotional well-being with unlimited appointments with psychologists or coaches through OpenUp
• Regular team gatherings and fun company events

About the Company

At BUX, we’re committed to making investing accessible and affordable for everyone through our intuitive app. We believe that a diverse team with a range of backgrounds, skills, and perspectives is key to achieving this mission. By embracing diversity, we strengthen our ability to innovate and serve our customers better.

To fully benefit from our diversity, it’s essential that everyone feels safe, included, and valued. We are dedicated to creating a workplace where each of us can bring our full selves to work and contribute to our shared goals.