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Medior Developer - Java

At TAG IT we support large leading corporations to optimize their IT in two ways. Firstly, we align existing IT departments with the constant changing and demanding business reality and requirements. Secondly, we design, develop and deliver new tailor-made IT solutions.

TAG IT is a young, lean and innovation driven company that works extremely agile but at the same time builds on the knowledge and experience of in-depth IT experts in our team. We are agile as a start-up, but with extensive experience on top.

Function description: “A technical spirit with a passion for development”

Activity & Role:

  • Take a leading role in a team developing custom software applications
  • Development of enterprise solutions
  • Optimization of existing solutions
  • Clear communication with the customer and your team
  • Depending on knowledge and experience: managing junior developers and engaging with the customer directly
  • Gain more responsibility within the entire development cycle
  • Take a leading role in a team developing custom software applications

Skillset & qualifications

Bachelor’s degree in (applied) computer science or equivalent

3 – 10 years of experience

Technical skills:          

  • Min 3 years of experience with the following technologies:
    • Java 8, JEE, J2EE
    • Hibernate, Spring, Spring Boot
    • Postgres, MySQL
    • Maven
    • domain-driven development and continuous deployment
    • design patterns
    • knowledge of HTML, CSS, AngularJS, JQuery and Bootstrap are definitely a plus
  • Multiple full stack experiences are a plus
  • Good knowledge of setting up test automation and bug tracking software  
  • Experience with Oracle, SQL server or other databases and server-side languages is an asset
  • Additional programming languages like C or C++ is a plus
  • Experience with different platforms as Windows and Linux is an asset
  • Experience with cloud services (like Azure or Amazon AWS) is a plus
  • Experience in the development of functional requirement analysis, or system specifications is a plus
  • Experience in IT project management and change management (Waterfall, PRINCE 2, ITIL, PM BOK, Agile / Scrum or equal)
  • Knowledge of programming concepts, design, procedures and practices
  • Knowledge in Integration tools
  • Knowledge of commandline scripting is a plus (batch, powershell, …)

Intrapersonal (team & client):

  • A team player
  • With a sense of initiative
  • Eye for improvement opportunities
  • Critical but collaborative attitude
  • A very good problem solver with a desire to understand
  • Customer oriented approach: flexible and willing to learn and adapt
  • Able to prioritize work load and meet multiple project deadline


  • Fluent in Dutch and English, knowledge of French is an asset
  • Customer oriented attitude and personality
  • Thrives in Agile environment
  • Flexible
  • Eager to learn

Nice to have: “a consultant mindset and attitude”

  • You perform best is a changing and flexible work environment
  • You can deliver under pressure but can also be proactive and innovative in calmer phases
  • You are curious about different sectors, industries and way of working
  • All your actions & decisions are based on a ‘customer first’ principle
  • You are flexible and not afraid of resistance or a challenge

TAG IT offering

Learning opportunities & self-development:

  • Join an IT consulting organization where you career development is supported by a strong coaching system.
  • Tag-IT actively supports your personal development. You get the time and space to constantly update your knowledge and become a real expert.
  • As a Developer at Tag-IT you will be deployed on various projects with medium and large customers. In other words: no lack of challenge.
  • Our team consists of driven analysts and developers who are all experts in their field.