Senior Platform Engineer

NN Personeel B.V.; Den Haag; On-site; EUR 66,000 - 88,000; Full time

Benefits offered by this job

Salary range €5,933–€7,910 per month

13th month

Holiday allowance

27 vacation days

BeFrank pension

Training opportunities

NS Business Card

Home office allowance

Internet use allowance

Job summary

NN Group seeks an Senior Platform Engineer to provision, maintain, and improve our WSO2 API platform running on Kubernetes in AWS. You will drive DevOps practices, CI/CD, and reliability engineering while shipping features in lean, agile sprints.

This role emphasizes collaboration, learning, and continuous delivery to empower product teams across NN Group. The ideal candidate has 6+ years of Platform Engineer experience, strong Java, Kubernetes, and AWS skills, plus hands-on API management with

Qualifications

• 6+ years of Platform Engineer experience with Java and cloud services.
• Experience with Kubernetes and API platforms (WSO2, Kong or similar).
• Solid AWS knowledge and GitOps deployment practices.

Responsibilities

• Provision, maintain, and improve the WSO2 platform and APIs.
• Develop microservices and manage the platform pipelines.
• Collaborate to enable reliable and scalable cloud-native deployments.

Skills

Java

Kubernetes

AWS

GitOps

Python

CKAD

Tools

WSO2

Kong

MuleSoft

Terraform

CDK

Job description

API’s are the backbone of engineering and at Api Squad of NN we are making sure that we deliver an Api Platform which is highly robust,secure and customer friendly and for that we are looking for a skilled API Devops Engineer to join our team. In this team you will work on top of the line tools such as WSO2 as an Api Platform deployed via Kubernetes on our AWS cloud.

What you are going to do

As an Senior Platform Engineer, you will be responsible for provisioning, maintaining and improving our WSO2 platform. you will get under the hood of our tech landscape to realize seamless engineering experience, You have a good command on modern software engineering practices with a focus on team culture and engineering excellence, mostly focusing on DevOps, shift-left practices, test automation, reliability engineering. The current version of the platform is being built as a software product. This means that we follow lean and agile methodologies to ship features as with a software project. We gradually release software in alpha and beta phases and gather feedback from users during these early stages. Every change is built locally and integrated from the version control system through a pull request. Another important design principle is simplicity. We aim to optimize the work of the team, so that it becomes more fun to deliver our environment due to reduced complexity and ease of new feature development. Simplification leads to more agility to respond to our users’ demands. We are significantly shifting towards more cloud native services. Does this trigger your interest? Don’t hesitate and join our Api Squad

Your responsibilities

You enable the business to focus on where it matters and adds value, developing microservices, managing platform, building managed pipelines etc You have worked with Api platforms and know the lifecycle of API Management You have extensive experience working with Java

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 €5,933 and €7,910 based on a 40-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 bring a positive mindset and energy, which makes you an inspiration to work with. You always have new ideas, you see possibilities and learn from situations. Furthermore, you recognize yourself in (multiple) of the following skills and experiences:

• 6+ years of experience working with Platform Engineer and Programming language ideally Java, if you have worked with Quarkus that’s a big plus
• Experience with Kubernetes, CKAD Certification is a big plus
• Experience working with Api Management platform such as WSO2, Kong, mulesoft or similar is a big plus
• Solid AWS cloud knowledge and experience (Networking, PaaS, IaaS, IAM)
• Experience with GitOps deployment management
• Nice to have working knowledge of Python
• Experience with AWS Cloud Development Kit (CDK) or terraform
• And the following soft skills:

• Strong communication (at least English), analytical and collaboration skills
• Working well in a team environment, including the ability to collaborate with others and contribute to team goals
• Ability to identify, analyze, and solve problems creatively and efficiently
• A keen eye for detail to ensure accuracy and quality in coding and project deliverables
• The ability to manage time effectively, prioritize tasks, and meet deadlines
• Ability to understand and manage one's own emotions, as well as empathize with others to enable a positive and productive work environment

Who you will work with

You will be part of the API Squad, which is part of NN's Engineering Experience & Platforms domain. This domain has a scale-up type of culture and consists of a group of energetic and empowered engineers and product teams. We strive to make backends and APIs successful across the entire company (including our international units). We really value our culture and nourish it at every opportunity. Team events are regularly organized. Team consists of 10+ engineers from all over the world, a product owner and an engineering manager. Together we deliver high quality API Tools and platform.

Any questions? Any questions about the process can be directed to Hilde Diemel, Talent Acquisition Specialist ,via [e-mail].

NN Netherlands is the head office of NN Group, a financial services group with over 180 years of history, helping people care for what matters most to them.

We are committed to the financial, physical, and mental well-being of our colleagues and customers – through our products, services, and meaningful advice.

Benefits of working for NN Group Netherlands

Continuous development – Your career progression matters. We support you with a wide range of learning opportunities and a generous training budget to help you reach your full potential. Meaningful impact – At NN, we invest our time and expertise in making a meaningful difference – for people and the planet. Purpose-driven work is part of our DNA. Work-life balance – Vitality is key. Our diverse health and well-being offerings help you stay energised and balanced, both at work and beyond. Diversity & Inclusion Our approach to diversity and inclusion is simple. It is about embracing everyone. Our networks play a crucial role in achieving our D&I goals. They aim for meaningful change and create many opportunities to engage, connect and support colleagues. Everyone at NN can take an active part in multiple networks including NN Pride, NN Cultural Diversity Network, NN Young Professionals, Woman in Leadership Network and NN Neurodiversity network. Top Employer We are proud to be certified as a Top Employer for the 15th year in a row in 2026. The Top Employers Institute certificate recognizes organizations that consciously choose to put their employees first.