Data Science Developer Hiring Trends in Brussels, Belgium

This report was last updated on Sep 6, 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 in Belgium, particularly in Brussels, has demonstrated notable fluctuations in activity, with key recruitment challenges emerging.
In the past 12 weeks, the Brussels market has seen a peak of 18 new job postings in week 27, juxtaposed with 24 job closures in week 34, indicating a tightening of the job landscape that hiring managers must navigate.
Brussels remains the primary hub for Data Data Science roles, boasting 64% of the job openings in Belgium with 2,582 listings, making it essential for CTOs and engineering managers to focus their recruitment efforts there.
The talent pool for Data Science Engineers shows a competitive distribution, with 56% of positions aimed at Mid-Senior level professionals, necessitating robust recruitment strategies to attract qualified candidates.
The median time to hire for Data Engineers in Belgium stands at 32 days, creating urgency for hiring managers to refine their approaches in order to secure talent in a fast-evolving marketplace.

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

The Data Data Science Engineering job market in Belgium Brussels exhibits notable fluctuations in activity over the past 12 weeks. In week 27, there was a significant surge with 18 new job postings, representing a peak in demand. However, this was juxtaposed by a consistent closure rate, with 24 jobs closed in week 34, creating a growing gap between openings and closures that potential candidates may find concerning. Compared to other roles in Belgium Brussels, the increase in job openings from week 24 to week 27 is higher than the overall tech sector, which reflects a targeted demand for this specialized skill set. Recruitment strategies for CTOs in Belgium Brussels should adapt to these emerging trends, as hiring Senior Data Data Science Developers becomes increasingly competitive amidst fluctuating job availability.

Who else is hiring for data Engineers in Belgium:

Company name	Country	Industry	Founded	# Job openings
Canonical	United Kingdom	Information Technology & Services	2004	23
TieTalent	Switzerland	Information Technology & Services	2017	21
Extia	France	Information Technology & Services	2007	11
In4Matic	Belgium	Information Technology & Services	1999	11
ENGIE - International Supply & Energy Management	null	null	null	9
Colruyt Group	Belgium	Retail	1925	7
Capgemini	France	Management Consulting	1967	7
Belfius	Belgium	Financial Services	1996	6
Cegeka	Belgium	Information Technology & Services	1992	6
Belgie Vacature	Netherlands	Human Resources	2011	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

In the current European landscape for Data Data Science Engineers, the job market in Belgium displays a competitive environment. With a specific job opening count that results in a jobs-to-talent pool ratio indicative of challenging hiring conditions, Belgium faces tighter constraints compared to countries such as Germany, France, and the Netherlands, which boast larger talent pools relative to job openings. This trend suggests that hiring managers in the tech sector—particularly CTOs and Engineering Managers—may find it increasingly difficult to attract qualified Data Data Science Developers. Consequently, recruitment strategies should adapt to this reality, emphasizing competitive compensation packages and attractive work environments to secure talent before competitors do.

Seniority distribution of Data Science Engineer job openings in Brussels

Seniority Distribution of Data Science Engineering Jobs in Brussels

In the Data Data Science job market in Belgium Brussels, the distribution reflects a strong demand for seasoned professionals. Currently, 56% of positions are held by Mid-Senior level engineers, while Entry level roles account for 27%, and Associate positions make up 14%. This distribution indicates a competitive landscape for Data Data Science Engineer hiring, emphasizing the importance of robust recruitment strategies for CTOs and engineering managers.

Preferred employment type for Engineering roles in Belgium

In the competitive landscape of the Data Data Science Engineers job market in Belgium, full-time positions dominate, comprising 90% of the employment types. Contract roles account for 9%, while part-time opportunities represent a mere 1%. This distribution highlights the strong preference for stable employment arrangements among both employers and job seekers in Brussels.

Time to Hire Distribution for Data in Belgium

How long does it take to hire Data Engineers

The time to hire distribution for Data positions in Belgium reveals significant insights into the current job market trends. A notable 424 applicants have a hiring time of 30 days, indicating a preference for relatively quick placements in the tech industry. Additionally, there is a consistent demand for longer hiring periods, with 225 candidates waiting up to 15 days and 219 candidates taking up to 25 days. This trend highlights the need for hiring managers, including CTOs and Engineering Managers in Belgium, Brussels, to refine their recruitment strategies, focusing on the urgency while balancing the pursuit of qualified Data Science Engineers amidst evolving demands in this competitive landscape.

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Most popular cities in Belgium to hire Data Engineers

Top 5 cities in Belgium to hire Data Engineers

In the current landscape of the Data Data Science Engineers job market in Belgium, Brussels stands out as the primary hub, accounting for 64% of job openings with 2,582 listings. Following Brussels, Antwerp represents 17% with 652 opportunities, while Ghent contributes 11% with 418 positions. This data underscores the significant concentration of Data Data Science roles in the capital, as illustrated in the accompanying chart.

Most sought after technologies in Brussels for Data Science

Key technologies for Data Science Engineers

In the Data Data Science job market in Belgium, particularly in Brussels, several technologies are prominently utilized by professionals. Python leads the way with a frequency of 5,169, making it the most sought-after programming language among Data Science Engineers. Following closely, Machine Learning is highly important, reflecting its crucial role in data-driven decision-making with a frequency of 2,883. SQL, with 1,822 occurrences, underlines the necessity of data manipulation and querying skills in this field. Additionally, AI, utilized in various applications of Data Science, appears 1,763 times, demonstrating its growing significance. Lastly, Data Science itself has a notable frequency of 1,631, indicating robust demand for expertise in this essential discipline. For a detailed breakdown of these trends, please refer to the accompanying chart.

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