
We are seeking a talented Fullstack Developer to join our team on a consultancy mission at a client site representing Keystone Solutions. In this role, you will analyze, develop, and maintain the mypension application, aligning with departmental standards and stakeholder needs, including organizations, citizens, and political entities. You will also contribute to the training and integration of junior team members.
As a software developer, you will take on a Fullstack role (backend, frontend, devops). For the backend of the application, you must possess the following knowledge:
For the frontend of the application, you must possess the following knowledge:
For our architecture and API design, you should have a solid understanding of:
Regarding security, it is essential to have knowledge of:
It is important to consider the accessibility of mypension. Therefore, you should have knowledge of:
In your role as a tester, you must master the following activities:
To manage the integration and delivery of our application, you need to be proficient with the following tools and methods:
Our team employs strongly Agile-oriented methods. This means you must be able to demonstrate in-depth knowledge and experience of:
You should possess excellent communication skills and be able to collaborate effectively within and outside the team. We work with short feedback loops and frequent integration, producing highly visual work. Proven skills and experience are required for all these aspects.
As a consultant at Keystone Solutions, you will enjoy the dynamic nature of our projects, working on-site and facing diverse challenges across various client environments. You will experience turbo-charged learning opportunities and a commitment to your career growth within our framework. Being a 'K-Stone' means bringing our core values to every engagement.
If you are ready to tackle technical and strategic challenges in a dynamic consultancy environment, apply today at Keystone Solutions Career Portal.
Duration: 01/11/2026 - 31/10/2027 12 months • (full time)
Dutch or French
Level Active knowledge
English
Level Active knowledge

At Keystone Solutions, we specialize in bridging technology and talent to deliver a seamless IT experience.
With a focus on efficiency and innovation, we streamline your IT services, ensuring that you can focus on what you do best while we handle the complexities of your IT ecosystem. From strategic planning through to execution, we are your partners in creating a harmonious technological environment that propels your business forward.
Our Services:
- Hyperautomation: Embrace efficiency with Keystone Solutions' hyperautomation. Integrating Al, ML, and RPA, we automate and optimize your business processes, elevating operational excellence and decision-making.
- IT Consulting: Our IT consultancy at Keystone Solutions navigates you through the complexities of technology. We provide strategic insights, from system architecture to digital transformation, fueling your business growth.
- Software Development: Keystone Solutions excels in crafting custom software tailored to your needs. From innovative apps to system integrations, we transform your ideas into dynamic digital solutions.
- IT Security: Secure your digital landscape with Keystone Solutions. We offer comprehensive cybersecurity measures, from risk assessments to incident response, safeguarding your data and operations.