Data Science Developer Hiring Trends in Leuven, Belgium

This report was last updated on Aug 23, 2025

Bence Gedai

Founder

I analyze live hiring data and tech job trends across Europe to give CTOs and Product Leaders a strategic edge. By tracking tens of thousands of open roles each week, I uncover which skills, roles, and locations are in highest demand — potential competitors, typical time to hire, talent pool sizes, and more to help you prioritize hiring, benchmark and stay competitive in a fast-moving market.

Key learnings from this report

The Data Data Science Engineers job market trends in Belgium Leuven show a tightening landscape, with recent data indicating that job closures have consistently outpaced openings over the last 12 weeks, pointing to increased competition for available positions.
Currently, there are approximately X job openings for Data Data Science Engineers in Belgium Leuven, marking a significant focal point for potential employment, especially in comparison to job trends across Europe.
The seniority distribution within the Data Data Science job market in Belgium Leuven reveals a promising mix, with 42% of roles classified as Mid-Senior level, catering to both emerging professionals and experienced candidates, thus reflecting healthy growth in the region.
With Brussels, Antwerp, and Ghent leading as the top cities to hire Data Engineers, Leuven's 5% of total job openings underscores its position as an emerging market for Data Data Science Developer opportunities in Belgium, further setting the stage for recruitment strategies.
The average time to hire for Data Data Science Engineers in Belgium is 32 days, emphasizing the need for efficient recruitment processes, as hiring within the first 30 days is crucial for securing top talent in a competitive environment.

Number of roles opened and closed for Data Science Engineers in Leuven in the last 3 months

In recent weeks, the Data Data Science Engineer job market in Belgium Leuven has exhibited notable trends. Over the last 12 weeks, there have been fluctuations in job openings, with a peak of 8 new positions posted in week 29, while job closures have consistently outpaced openings. For instance, in week 30 alone, 3 new roles were added against 2 jobs closed. This trend of higher job closures compared to openings may indicate a tightening of the market, highlighting a potential increase in competition for Data Data Science job market opportunities in Belgium Leuven compared to similar roles across other European countries.

Who else is hiring for data Engineers in Belgium:

Company name	Country	Industry	Founded	# Job openings
Canonical	United Kingdom	Information Technology & Services	2004	24
TieTalent	Switzerland	Information Technology & Services	2017	18
In4Matic	Belgium	Information Technology & Services	1999	13
Extia	France	Information Technology & Services	2007	11
Belgie Vacature	Netherlands	Human Resources	2011	11
ENGIE - International Supply & Energy Management	null	null	null	8
Cegeka	Belgium	Information Technology & Services	1992	8
Capgemini	France	Management Consulting	1967	7
Belfius	Belgium	Financial Services	1996	6
Deloitte	United States	Management Consulting	1845	6

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Talent pool vs job openings for Data Engineers in Belgium

How competitive it is to hire Data Engineers in Belgium

The data surrounding the Data Data Science Engineers job market in Belgium reveals a challenging recruitment landscape. With a significant number of job openings relative to the available talent pool, the jobs-to-talent pool ratio indicates heightened competition for skilled professionals. For instance, when comparing Belgium to neighboring countries such as the Netherlands, France, and Germany, the disparity in job openings and talent availability further emphasizes the difficulties faced by hiring managers. As the future demand for Data Science Engineers in Belgium Leuven continues to grow, recruitment strategies for CTOs and engineering leaders will need to adapt to these trends in hiring Senior Data Data Science Developers. Given the current statistics, securing top talent in Belgium is likely to be a significant challenge.

Seniority distribution of Data Science Engineer job openings in Leuven

Seniority Distribution of Data Science Engineering Jobs in Leuven

In Belgium Leuven, the seniority distribution for Data Data Science Engineering roles reveals that 42% of positions are classified as Mid-Senior level, followed by 27% at the Entry level, and 25% in Internship roles. This distribution highlights a balanced opportunity for both emerging professionals and experienced Data Data Science Engineers, indicating a vibrant job market conducive to strategic hiring.

Preferred employment type for Engineering roles in Belgium

In the Belgian engineering job market, the predominant employment type is Full-time positions, which account for approximately 90% of available roles. Contract opportunities represent about 9% of the market, while Part-time roles make up around 1%. This distribution reflects a strong preference for stable, long-term employment among employers in Belgium's tech sector.

Time to Hire Distribution for Data in Belgium

How long does it take to hire Data Engineers

The analysis of the time to hire distribution for Data Science Engineers in Belgium reveals critical insights for hiring managers in the tech industry. A significant portion of candidates, specifically 13.5%, were hired within 30 days, indicating a competitive job market where prompt decision-making is essential. Notably, the majority of hires, approximately 63.1%, took between 10 to 35 days to complete, underscoring the importance of efficient recruitment strategies. As hiring processes extend past 40 days, the probability of securing top talent diminishes, highlighting the need for proactive hiring approaches. This landscape signals an emerging trend in the Data Science job market in Belgium Leuven, where swift hiring may become a competitive advantage for organizations seeking to attract skilled Data Science Developers.

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Most popular cities in Belgium to hire Data Engineers

Top 5 cities in Belgium to hire Data Engineers

In Belgium, the distribution of job openings for Data Science Engineers illustrates a significant concentration in major urban areas. Brussels leads with 53% of the total job opportunities, followed by Antwerp at 14% and Ghent at 9%. Leuven accounts for 5% of the openings, highlighting its emerging role in the Data Data Science job market in Belgium.

Most sought after technologies in Leuven for Data Science

Key technologies for Data Science Engineers

In the evolving landscape of the Data Data Science job market in Belgium Leuven, certain technologies stand out due to their high frequency of usage. Python remains the most sought-after language, with a frequency of 5,533, making it a staple for Data Science Engineers. Closely following are Machine Learning and SQL, with frequencies of 2,940 and 1,965 respectively, highlighting their critical roles in data-driven projects. Additionally, the prominence of Java, Data Science frameworks, and AI showcase the diverse skill set required in successful candidates. For further insights, please refer to the accompanying chart that illustrates these trends.

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