4029 English-speaking jobs in Brussels

At the Cobalt Institute (CI), we're driving global progress by promoting the responsible, safe, and sustainable use of cobalt. Representing the cobalt industry and its entire value chain, CI engages with policymakers, regulators, industry leaders, and the media to ensure cobalt's vital role in the transition to a cleaner, more connected world.

Project Manager - Contract - Hybrid in Belgium or Luxembourg We are seeking an experienced Project Manager to lead and deliver complex projects using established methodologies and standards. This role requires strong coordination, excellent stakeholder management, and the ability to drive delivery across scope, schedule, budget, and quality.

Join a dynamic I&O team managing operational databases that power critical IT applications! This is a hands-on role combining production support, data governance, cloud migration, and automation.

Freelance Senior Financial Controller Introduction Are you a hands-on finance professional with a strong track record in month-end closings, high-quality reporting, and continuous process improvement?

Experience Required Minimum 6 years of hands-on Android development experience Strong mastery of Kotlin, Jetpack Compose, and Material 3 Deep understanding of Android SDK, Google design principles, UI/UX guidelines, and clean code practices Ability to write readable, maintainable code with effective refactoring Practical experience with TDD, unit testing, edge-case handling, and reliability testin

Experience Required 8+ years of relevant development experience Strong mindset as a Software Craftsman — writing clean, maintainable, and high-quality code Deep understanding of Core JavaScript and modern development standards Proven hands-on experience with React, including reusable components, hooks, and state management Strong understanding of clean code, refactoring, design patterns, and SOL

Welcome to Rayference Rayference is a Brussels-based SME active in research and development for radiative transfer modelling, satellite data processing and advanced retrieval algorithm development based on inverse modelling.

Welcome to Rayference Rayference is a Brussels-based SME active in research and development for radiative transfer modelling, satellite data processing and advanced retrieval algorithm development based on inverse modelling.

Join Cronos Europa, a key partner supporting the strategic infrastructures of the European Institutions. As an Infrastructure Technician, you will be part of the "Foundation Services" team (35 employees across 3 countries), playing a pivotal role in ensuring the continuity and evolution of IT services within the Parliament's remote offices across Europe.

A major global technology services provider is seeking an experienced IT Resilience & Continuity Specialist for a 12-month freelance engagement, with a high likelihood of extension. This mission is ideal for a hands-on technical resilience expert who excels in designing realistic cyber-resilience scenarios and developing operational continuity capabilities across complex enterprise environments.

A major global technology services provider is seeking an experienced IT Resilience & Continuity Specialist for a 12-month freelance engagement, with a high likelihood of extension. This mission is ideal for a hands-on technical resilience expert who excels in designing realistic cyber-resilience scenarios and developing operational continuity capabilities across complex enterprise environments.

Network Implementation Architect Expected start date: Q1 2026 Duration: quarterly renewable- long duration B2B contract Work setup: Hybrid Brussels- minimum 50% on-site Position Summary We are seeking a seasoned, hands-on Network Infrastructure Architect to design and implement modern network infrastructure as part of our ongoing transformation.

Senior System Administrator The Senior System Administrator will be responsible for the end-to-end technical lifecycle of Genetec Security Center systems and related integrated technologies. Key Responsibilities Install, configure and maintain Genetec Security Center systems (video surveillance, access control, ANPR, intercom, etc. ).

Internship description D’Ieteren Group is looking for a top-performing master student for a 6 months internship to be part of the investment team as from March 2026 in it's headquarters located in Brussels. The investment team is responsible for sourcing and analysing prospective investment opportunities, deal execution as well as monitoring the development of portfolio companies.

Freelance senior Project Manager (financial/banking sector) Location: Brussels Contract Type: Freelance Experience Level: Senior About the role We are seeking an experienced Senior Project Manager with a strong background in the financial and banking sector to lead complex, high-stakes projects in a fast-paced environment.

An exciting opportunity for a Grant Financial Management & Compliance Officer to make a tangible impact in a non-profit based in Brussels. Open to part-time candidates, this role offers responsibility for financial oversight, donor compliance, and process improvement in a collaborative and dynamic environment.

This is an exciting opportunity for a Financial Controller to make a real impact in a non-profit based in Brussels. Open to part-time candidates, this role combines strategic budgeting, analytical oversight, and donor-funded project support in a dynamic, collaborative environment, offering both responsibility and purpose for an experienced finance professional.

IETA Internship /Traineeship - CIP Contract Brussels About IETA IETA is a non-profit business association with a membership of over 300 leading international companies operating in compliance and voluntary carbon markets. Since its foundation in 1999, IETA has been the leading voice of business on market-based ambitious solutions to climate change.

Job Description INTRODUCTION Do you get excited when guiding organizations on the transformation of their HR processes based on the next generation of technology? Put your expertise to work as part of the world’s largest independent technology services provider and own the way as a trendsetter in Workday. We’re ready if you are.

#HumanizingTechnology ABOUT SEIDOR At SEIDOR, we help drive the transformation and competitiveness of our clients through technology and innovation, always focusing on the value of the human side and being committed to talent and sustainable development. We are a diverse and inclusive organization that believes in equal opportunities.