Application Engineer

We are seeking an Application Engineer to contribute to the design, the development and the evolution of our applications.

You will work mainly on :

• The corrective and evolutive maintenance of our webshop and our other digital channels
• The integration between our external applications and our ERP
• The end user support, to ensure smooth and efficient use of our solutions

Additionally, you will participate in defining the application architecture, in collaboration with the internal IT team, while keeping a hands on role as a developer/integrator. 

Responsibilities: 

• Contribute to the design of application architecture based on business requirements. 

• Collaborate with development and infrastructure teams to ensure smooth integration of solutions. 

• Contribute to technology choices and propose technical improvements. 

• Create or update technical models and diagrams to describe solutions. 

• Help ensure compliance with security and performance best practices, based on internal standards. 

• Handle corrective and evolutive maintenance of the webshop, implementing both functional and technical improvements. 

• Provide support and helpdesk assistance to end users (issue analysis, solution proposals, escalation when needed). 

• Participate in the maintenance and evolution of interfaces between external applications, partners and our ERP system. 

Education: Degree in Computer Science or equivalent experience. 

Experience: 

• Around 3–5 years of experience in application development and/or integration. 

• First experience with application architecture or solution design is a plus. 

Programming: 

• Good knowledge of at least Java as language. 

• Solid understanding of JSON and XML. 

• Basic knowledge of SQL (queries, data manipulation). 

Integration & APIs: 

• Experience in building interfaces between systems. 

• Knowledge of REST APIs and service principles (microservices knowledge is a plus, not mandatory) 

Database Experience: 

• Experience with at least one relational database (e.g. SQL Server, MySQL, PostgreSQL). 

• Basic understanding of NoSQL is an advantage. 

Cloud & Infrastructure (NTH): 

• Initial experience or strong interest in AWS or Azure. 

• Basic knowledge of containers (Docker) and/or virtualization. 

Technologies & Tools (assets): 

• Knowledge of Apache tools (Tomcat, HTTP Server, Solr). 

• Basic understanding of cybersecurity (authentication, authorisation, encryption). 

• Interest in ERP environments (sales, invoicing, product/customer master data). 

• Familiarity with IBM i and/or RPGLE is a plus, not a requirement. 

Systems & Tools: 

• Basic Linux knowledge. 

• Experience with Git or another version control system. 

• Awareness of HTTP/S, SFTP, AS2 protocols. 

• Awareness of SSL certificate management is a plus. 

Languages: 

• Good command of at least one of the national languages (Dutch or French) and the ability to communicate in the other. 

• Working knowledge of English (written and spoken). 

Soft Skills: 

• Team player, eager to learn and grow towards a more architectural role. 

• Strong analytical skills and ability to explain technical topics clearly to end users 

Assets (NTH): 

• Experience in Agile environments (Scrum, Kanban). 

• Technical certifications (cloud, development, integration, etc.). 

• Strong interest in software architecture and ambition to grow into a senior architect role. 

Your career at Rexel will be an absolute hit. You will find yourself in a dynamic and family-oriented work environment. But there is so much more we can offer you: 

• You will receive a permanent contract 

• An attractive salary 

• Extra-legal benefits such as a car, luncheon vouchers, group and hospitalisation insurance, end-of-year bonus, ADV (reduced working hours) and seniority days, the possibility of bicycle leasing and numerous other benefits. 

• You immediately enter a growth trajectory that you yourself can help shape. You decide where you want to go. You have the power! 

• You get a job that gives you energy. You always leave at the end of the working day with a lot of positive energy 

• You are ab-so-lute-ly an added value for our customers. They often say so themselves. 

• You are immediately given a number of responsibilities. We are counting on you! Now, you are in charge! 

It doesn't take forever to become a fully-fledged member of our family. From day one, you will be renamed a true Rexelien. 

Is there tension in the air after you have read this vacancy? Apply now !

Rexel Belgium is a leading distributor of electrical equipment and smart solutions for the professional market. We do not manufacture ourselves, but distribute products from top manufacturers to electrical installers and other customers. Our strength? The in-depth technical knowledge of our employees and our specialised centres of expertise in lighting, multi-energy (from solar panels to charging stations), data and industry.

With 53 branches and 800 employees in Belgium, as well as an international presence in 17 countries with 27,000 colleagues, you will find yourself in a dynamic, innovative and professional environment where every day is different.