Senior AS400 Developer (m/v)

Your role

Contribute to and validate the functional analysis and specification of requests for IT developments:

  • Realize IT projects according to approved functional specifications and within the approved budget and planning. 
  • Conduct code reviews and follow up release management
  • Develop new programs or adapt existing programs in respect of the existing standards
  • Test new developments before submitting them to the key user for user testing
  • Document your realizations

Maintain and improve existing IT applications:

  • Handle all incoming requests related to the applications you are responsible for (Tickets)
  • Correct bugs in the applications you are responsible for
  • Analyze root causes of frequent problems and suggest fundamental solutions
  • Implement approved improvements
  • Maintain user and technical documentation

Support business users in the usage of the existing IT applications:

  • Define the required availability levels and response times with the business owners
  • Elaborate support procedures, with escalation to external parties where appropriate
  • Measure and report the achieved availability levels and response times
  • Assist users in the improved usage of the existing applications


  • Propose improvements in the existing applications so as to reduce their Total Cost of Ownership 'TCO'
  • Collaborate in a constructive way with colleagues in IT and in the business so as to realize the mission of DKV IT
  • Timely report on the status and the progress of his/her assignments
  • Actively contribute to the team meetings and to the community meetings
  • Participate when permanences are necessary 


Desired skills and expertise

  • degree in IT, or similar by experience
  • Minimum 5 years of experience
  • Languages: English and one of the national languages (Dutch or French), other languages are a plus
  • Technical knowledge depending on technology: AS400
  • AS400 IBM/I
  • Database: DB2
  • RPG IV/ILE, Free RPG, Service Programs, CL, DFU, RLU, MQ, SQL, SDA
  • be a motivated team player, positively contributing to the team's objective.
  • be able to easily integrate within the team and share knowledge with the colleagues
  • be able to interact with business people (with key-users and end-users), analyze their needs and understand their processes
  • be able to handle pressure and to meet strict deadlines
  • be able to work in a structured manner
  • be able to work agile/scrum
  • Certification is a plus