Model Developer
Company: NN Group
Role summary
Model Developer is a full-time role at NN Group in Rotterdam, South Holland, Netherlands (hybrid). Posted 2026-10-14. Salary: EUR 3,891–5,188 per month. Experience level: 2-5.
- Job title
- Model Developer
- Company
- NN Group
- Location
- Rotterdam, South Holland, Netherlands
- Work arrangement
- hybrid
- Employment type
- full-time
- Category
- Software Engineering
- Salary
- EUR 3,891–5,188 per month
- Experience level
- 2-5
- Date posted
- 2026-10-14
This is a fantastic opportunity to join a growing Insurance Technology team where you'll be responsible for developing innovative calculation tools. If you have a knack for diving into complex code and making sense of intricate calculations, and you can turn those insights into practical advice, this role offers great potential for professional growth.
Job description
Within Insurance Technology, we are looking for a Model Developer who will take the lead in programming future-proof calculation tools. Do you enjoy analyzing complex code and intricate calculations? And are you able to translate your findings into pragmatic, actionable advice? If so, we would love to meet you and welcome you to the Insurance Technology team within the Expert Center Services of NN Life & Pensions.
What you are going to do
The Insurance Technology team provides specialist expertise to high-profile projects and transformation initiatives. We work in multidisciplinary teams and are responsible for ensuring the actuarial accuracy of calculations, both within strategic programs and across our calculation applications and IT systems. In doing so, we safeguard the interests of our customers and Nationale-Nederlanden.
To ensure that our testing tools and information systems remain future-proof, you will take the lead in modernizing and developing our software solutions. In addition, you will advise stakeholders across the value chain on quantitative issues.
In this role, you will:
Future-proof actuarial models by translating them into Python code
Provide subject-matter expertise to strategic projects and migration programs
Develop testing software to safeguard the actuarial accuracy of calculation engines and IT systems
What we offer you
NN invests in an inclusive, inspiring work environment and in skills and competences for the future. We match this with employee benefits that are in line with what is needed today and in the future. This way, we offer our employees the opportunity to get the best out of themselves. We offer you:
Salary between €3,891 and €5,188 based on a 36-hour work week, depending on your knowledge and experience
13th month and holiday allowance are paid with your monthly salary
27 vacation days for a 5-day working week and three Diversity Days
A modern pension administered by BeFrank
Plenty of training and learning opportunities
NS Business Card 2nd class, which gives you unlimited travel, also privately
Do you prefer to travel with your own transport? Then you can declare the kilometers travelled
Allowances for setting up your home office and for internet use
Who you are
You have a strong quantitative background, enjoy intellectual challenges, and have an affinity for IT. You can quickly find your way through mathematical models and are able to translate complex code into clear and understandable language. You are positive, enjoy sharing ideas, and are open to different perspectives, making you a valued and collaborative colleague.
In addition, you have:
A Master's degree or equivalent academic working and thinking level
Experience programming in Python; knowledge of VBA and/or object-oriented languages such as C# or Java is a plus
Knowledge of statistical methods and the ability to explain complex analyses clearly to stakeholders
A curious, pragmatic mindset and a strong drive to get things done
C2-level proficiency in Dutch
Who you will work with
The Insurance Technology team is part of the Expert Center Services within NN Life & Pensions. Together with 13 experienced Modelers, Analysts, Actuaries, and Testing Experts, we serve as the actuarial center of expertise within the Services domain.
Working in multidisciplinary teams, we collaborate closely with colleagues from IT, Legal, Finance, and Risk Management.
We work in a hybrid environment with flexible working hours. Dedicated office days enable us to meet and collaborate in person, while the right tools and facilities allow us to stay connected and work effectively from home.
Any questions?
Any questions about the process can be directed to Hilde Diemel: Talent Acquisition Specialist via hilde.diemel@nn-group.com .