Machine Learning Developer Hiring Trends in Leuven, Belgium

This report was last updated on Aug 2, 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 Artificial Intelligence Machine Learning Engineers job market in Belgium Leuven has shown notable activity with fluctuating job openings and closures, indicating a competitive environment for talent acquisition.
In the last three months, the number of job openings has seen fluctuations, with a total of 295 job listings in Leuven, and a dominance of 1,373 positions in Brussels, highlighting the importance of strategic hiring in key cities.
The seniority distribution reveals that Mid-Senior level positions account for 45% of the market, emphasizing the demand for experienced professionals, while Associate and Internship roles equally represent 27% each, illustrating opportunities for entry-level candidates.
The talent pool is relatively challenged with a high jobs-to-talent ratio, which underscores the need for effective recruitment strategies for CTOs and Engineering Managers seeking qualified Artificial Intelligence Machine Learning Engineers in Belgium, particularly in Leuven.
Hiring timelines for these positions average at 32 days, with agility in recruitment being essential to secure top-tier candidates in this dynamic and competitive tech landscape.

Number of roles opened and closed for Machine Learning Engineers in Leuven in the last 3 months

The job market for Artificial Intelligence Machine Learning Engineers in Belgium Leuven has exhibited moderate fluctuations over the past 12 weeks. Notably, there were 4 new positions opened in week 25; however, this increase comes against the backdrop of a consistent closure trend, with 4 jobs closed in week 20 alone. This suggests a competitive environment where demand for Artificial Intelligence Machine Learning talent may exceed the supply. Compared to other roles within the same region, the volatility in job opening and closure rates indicates that recruitment strategies for CTOs and Tech Leads in Leuven's tech sector should be agile, reflecting the dynamic nature of the Artificial Intelligence Machine Learning job market in Belgium Leuven and the increasing competition across Europe.

Who else is hiring for ai Engineers in Belgium:

Company name	Country	Industry	Founded	# Job openings
Canonical	United Kingdom	Information Technology & Services	2004	10
Axelera AI	Netherlands	Semiconductors	2021	9
dataroots	Belgium	Information Technology & Services	2016	7
Cegeka	Belgium	Information Technology & Services	1992	6
KU Leuven	null	null	null	5
Keyrus	France	Information Technology & Services	1996	4
ATS NV	Belgium	Machinery	1984	4
AXA	France	Insurance	1816	3
ML6 \| Your partner in AI	Belgium	Information Technology & Services	2013	3
Devoteam	France	Management Consulting	1995	3

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Talent pool vs job openings for Artificial Intelligence Engineers in Belgium

How competitive it is to hire Artificial Intelligence Engineers in Belgium

The job market for Artificial Intelligence Machine Learning Engineers in Belgium Leuven exhibits a challenging landscape for hiring managers. With a significant number of job openings relative to the talent pool, Belgium has a jobs-to-talent pool ratio that suggests increased competition for top-tier candidates. For instance, neighboring countries such as the Netherlands and Germany present similar ratios, while the United Kingdom showcases a higher talent pool capacity, making recruitment more feasible. This competitive scenario highlights the necessity for effective recruitment strategies for CTOs and Engineering Managers aiming to secure skilled professionals in the tech sector.

Seniority distribution of Machine Learning Engineer job openings in Leuven

Seniority Distribution of Machine Learning Engineering Jobs in Leuven

In the Artificial Intelligence Machine Learning job market in Belgium Leuven, the seniority distribution reveals significant insights for hiring managers. The Mid-Senior level positions constitute 45% of the job market, followed closely by Associate roles at 27%, and Internship positions representing 27% as well. This distribution underscores the growing demand for experienced professionals while also highlighting opportunities for entry-level candidates.

Preferred employment type for Engineering roles in Belgium

In Belgium, the employment distribution for engineering roles shows a significant preference for full-time positions, accounting for 89% of the job market. Contract roles represent 9% of the market, while part-time positions comprise a modest 1%. This data underscores the prevailing trend towards stable, long-term employment opportunities, which is essential for hiring managers targeting Artificial Intelligence Machine Learning Engineers in Belgium, particularly in Leuven.

Time to Hire Distribution for Artificial Intelligence in Belgium

How long does it take to hire Artificial Intelligence Engineers

The time to hire distribution for Artificial Intelligence jobs in Belgium reveals a nuanced landscape for hiring managers, particularly in Leuven. A significant 214 candidates were hired within a 30-day timeframe, indicating a strong pool of talent readily available. However, as hiring durations extend, the numbers fluctuate, with 136 placements at the 15-day mark and a reduction in count to just 7 at both the 100 and 105-day marks. This data highlights the importance of agility in recruitment strategies for CTOs and Engineering Managers in Belgium Leuven's tech sector, acknowledging the competitive nature of hiring Senior Artificial Intelligence Machine Learning Developers and the future demand for Machine Learning Engineers.

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Most popular cities in Belgium to hire Artificial Intelligence Engineers

Top 5 cities in Belgium to hire Artificial Intelligence Engineers

In the competitive landscape of the Artificial Intelligence Machine Learning job market in Belgium Leuven, Brussels leads with 73% of the job openings, boasting 1,373 relevant positions. Leuven itself holds a significant share at 16%, with 295 job listings, followed closely by Antwerp at 15% with 292 opportunities. These figures underscore the capital's dominance in tech recruitment while highlighting Leuven's strategic importance as a hub for AI talent, as illustrated in the accompanying chart.

Most sought after technologies in Leuven for Machine Learning

Key technologies for Machine Learning Engineers

In analyzing the job market for Artificial Intelligence and Machine Learning Engineering positions, several key technologies emerge as focal points. Python leads the way with a notable frequency of 8,156 instances, underscoring its importance in programming for AI and ML applications. Following closely is SQL, with 3,272 mentions, highlighting its critical role in data management. Machine Learning itself appears prominently with 4,640 occurrences, reflecting its centrality to these roles. Furthermore, Data Analysis and Data Science, with 1,864 and 1,699 respective frequencies, illustrate the demand for data-driven decision-making skills. The accompanying chart provides a visual representation of these technologies' prevalence, aiding in understanding hiring trends in Belgium Leuven's tech sector.

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