At N-SIDE, we turn the most complex challenges into opportunities. We are an international and dynamic team of passionate and innovative mathematicians, software engineers and business experts. Our integrated optimization solutions facilitate complex business decision-making processes using Data Analytics, Machine Learning and other Data Science approaches.


We are looking for a talented Software Developer to join the Foundation & Reliability team, based in our Headquarter in Louvain-la-Neuve, Brussels area, Belgium. As Software Developer, you will help us in the development of user oriented features. At N-SIDE, we are developing applications helping our clients to optimize decisions in order to reach their business objectives and be more sustainable.


In the foundation team, our challenge is to build stable, scalable and reliable components that are the base of our applications. Components we develop provide a robust structure to manage complex and structured data, user & permissions management, job management and much more. Our stack is built with state-of-the-art technologies. Having both back-end and front-end written in Scala allows us to work on the whole stack without context switching. We benefit from a powerful back-end baked in the JVM ecosystem while enjoying a nice web user interface and javascript libraries.

What you’ll do

  • Design & implement new features as well as improve existing ones.
  • Interact closely with both product developers using the foundation components and end-users of our applications, and translate their needs into visions, requirements and technical solution.
  • Develop in Scala and Scala.js using functional and reactive programming.
  • Be part of a dynamic and relax team, share your knowledge & review code from other developers


About you

  • You have an experience in application development.
  • You are familiar with object oriented programming as well as functional programming.
  • You have a programmatic spirit and your are able to divide a complex problem into smaller, simpler and reusable parts.
  • You are autonomous and collaborative.
  • You are a team player and have the ability to work with people with different technical/business backgrounds.
  • You are a critical thinker, curious & questioning.
  • You are eager to learn, and solution-minded.
  • You are fluent in English (both oral & written).
  • You have an experience in Scala or you are ready to learn it.

Our offer

Certified B CorpYou will join an innovative, dynamic and multicultural company certified Great Place to Work 2020 and B Corporation, as well as, having an important and diverse role in our quickly expanding department.

N-SIDE offers a great compensation package, which includes a company car and full range of benefits which can be personalised thanks to our Flex Income Plan. 

You will be part of a fun and flexible work environment in which creativity, freedom and initiative are rewarded. Mentoring, career development opportunities and performance bonuses are all part of keeping our team happy.


At N-SIDE we value diversity. All candidates will be treated equally without regard to race, color, religion, sex, age, sexual orientation, citizenship, disability, gender identity, marital or family status, veteran status or any other legally protected basis, in accordance with applicable law. N-SIDE will not tolerate discrimination or harassment based on any of these characteristics.

Motivated to join our team and participate to our growth?

We are looking forward to receiving your CV and cover letter (with job title) in English. Please apply via our contact form.

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