Full-Stack Engineer
Confirmed on the employer's own hiring board on Oct 2, 2026. First seen by Alion on Jul 6, 2026.
At Harmoney, you'll work on a product trusted by organizations such as Belfius, Baloise, AG Insurance, and Swiss Life. More importantly, you'll join a team that's ambitious, supportive, and genuinely enjoys building great things together.
As a Full-Stack Engineer, you'll work across the entire stack of an interesting large-scale application, from our Angular frontend to our Java backend. You'll embrace technical challenges to transform different actor use-cases into the right implementation, building an even more scalable product.
Your impact
You'll play a key role in delivering features end to end.
From REST APIs and database design to responsive user interfaces, you'll help create software that thousands of professionals rely on every day, while safeguarding modularity, performance, and security across the stack. You'll play an important role in Harmoney's product development cycle, so we want you to be critical and, above all, a true team player.
What you'll do
Design, build, and maintain features across our Angular frontend and Java backend
Develop REST APIs and translate actor use-cases into clean, scalable implementations
Build responsive user interfaces with TypeScript, HTML, and CSS
Work with relational databases such as MySQL, knowing their assets and limitations
Safeguard non-functional requirements such as modularity, performance, and security
Write unit tests with frameworks like Jasmine and Karma
Embrace continuous integration and continuous delivery (CI/CD) to release code changes frequently and reliably
Spot room for improvement and share it with your team members
You'll thrive in this role if you...
Are fluent in English
Have 3+ years of software development experience or equivalent
Have experience in Angular software development
Have experience in Java J2EE software development and Hibernate ORM
Have hands-on experience with REST APIs, CSS frameworks, and responsive design
Feel at home in TypeScript, HTML, and CSS
Have a functional and technical mindset and know how to deal with non-functionals such as modularity, performance, and security
Are eager to learn and have a problem-solving mindset
Nice to have
Fluency in Dutch is a plus
Experience with, or eagerness to learn, software containerization
Experience with Jira and Confluence
Experience with other frontend technologies, GitHub or other distributed version-control systems, or cloud solutions such as Google Cloud
Experience using AI tools to improve software development workflows
Why Harmoney?
Competitive salary and benefits package
Company car or mobility budget
Wide range of benefits: net allowance, pension plan, hospitalisation & group insurance, meal & eco vouchers, ...
Flexible hybrid working
32 days of annual leave
Laptop, smartphone, phone subscription and everything you need to do your best work
Become part of a warm, inclusive, and energetic engineering team that enjoys learning from each other
Long-term freelance collaboration also possible
Interested?
Send us your CV and a short introduction. We'd love to hear from you.
No recruitment agencies please.