Java Developer

HumanInTech; Oost-Vlaanderen; On-site; EUR 42,000 - 52,000; Full time

Job summary

HumanInTech is looking for a Java developer to join an IT team working in an agile environment in the East Flanders region. You will develop and maintain applications for data delivery and management related to soil, subsoil and groundwater samples, while collaborating with colleagues and end users to ensure solution quality.

You will participate in sprint activities, code, test and debug tasks, and receive guidance as needed.

Qualifications

• 1 year of Java development experience.
• Experience with PostgreSQL/PostGIS.
• Experience with web frameworks (GWT).
• Education in programming languages/environments such as Java/J2EE.
• Dutch language skills at CEFR level C2.

Responsibilities

• Participate in and input for monthly sprint reviews; planning and evaluation.
• Participate in bi-weekly sprint planning sessions.
• Participate in daily stand-ups with the development team.
• Coding, testing and debugging tasks, with coaching as needed.

Skills

Java development

PostgreSQL/PostGIS

GWT

Dutch (CEFR C2)

Education

Bachelor's degree or higher in CS/SE or related

Java/J2EE certification or equivalent experience

Tools

Geomajas

Job description

What you will do

As a Java developer, you will be responsible for developing solutions that meet the requirements set out in functional analyses and for performing technical analysis of the solutions to be built. You will monitor the quality of delivered solutions in collaboration with colleagues and end users.

The assignment focuses on further developing applications for the delivery and management of data related to soil, subsoil and groundwater samples and observations. You will build new solutions and actively maintain existing applications in use.

You will join an IT team working according to agile methodology. Your tasks include:

• Participating in and providing input for monthly sprint reviews where results are evaluated and new planning is agreed upon
• Participating in and providing input for bi-weekly sprint planning sessions
• Participating in and providing input for daily stand-ups with the full development team
• Coding, testing and debugging programming tasks, with some coaching and guidance where needed

What we are looking for

Essential requirements:

• Demonstrable experience in developing Java-based applications (junior level, 1 year)
• Demonstrable experience with PostgreSQL PostGIS
• Demonstrable experience with web development frameworks (GWT)
• Demonstrable education with certification or equivalent through experience in programming languages and environments such as Java/J2EE
• Dutch language skills at European CEFR level C2

Desirable requirements:

• Demonstrable basic knowledge and experience of agile development methodology
• Demonstrable experience in executing programming tasks fluently: coding, testing and debugging, possibly with some coaching/guidance
• Demonstrable experience with data concerning soil, subsoil and groundwater
• Demonstrable experience with Geomajas

The setting

This assignment is expected to run from early May 2027 to the end of December 2027. The work is to be performed on-site in the East Flanders region. Some remote work is possible.

The working language is Dutch.

You can join us for this assignment as a freelancer or as an employee of HumanInTech. Same role, same team. If you join as an employee, your employment continues beyond this assignment. When it ends, we’ll work together to find your next assignment.

Location: East Flanders region

Work address: Belgium

Employer / contracting party: HumanInTech

Applications close (Brussels time): November 13, 2026 at 1:00 AM

Engagement: Freelance or employed by HumanInTech

Working hours: Full-time

Experience: 1–2 years or more

Education: Bachelor's or more

Published: November 2026