20 beste vacatures voor de functie van back end developer in lasne (nieuwe medewerkers gezocht)

.NET/Python Software Developer | Energy Sector
Etinars —Hoeilaart
- € 475 - € 500 per dag
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- Master
Snel solliciteren
Junior Data Consultant - Spoom
EASI SA —Nijvel
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Cadence Design Systems —Mont-Saint-Guibert
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- Onderzoek
Android Developer
Expleo —Brussel
- Java
- ICT
Senior Python Developer
Devoteam Belgium —Machelen
- Voltijds
- Hybride werken
- Azure
- Master
- SQL
Snel solliciteren
Senior .NET/Python Developer-Architect | Energy Sector
Etinars —Waterloo
- € 520 - € 545 per dag
- Azure
- Engels
- Master
Snel solliciteren
Senior Software Developer
Sia —Brussel
- Voltijds
- Hybride werken
- Azure
- Java
- Master
Snel solliciteren
TEST ENGINEER
Kalytech Consulting —Brussel
- Java
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Python Developer - Brussels
Growin —Brussel
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IT Analyst/Developer COBOL Mainframe
Taleo Consulting —Brussel
- Microsoft Powerpoint
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Full Stack Developer
AlmavivA de Belgique —Brussel
- Deeltijds
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COSMOTE GLOBAL SOLUTIONS NV —Brussel
- Computerwetenschappen
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PHP developer
idloom —Brussel
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ITS Group S.A —Brussel
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8 dagen
JAVA DEVELOPER
Cream —Brussel
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PHP/Symphony Full Stack Developer
IESF AG —Brussel
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Back-End Java s Cloud Engineer (m/w/d)
Everience Benelux —Brussel
- Voltijds
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Senior Front End Developer for a famous European Institution
EKXEL IT Services & Financial Engineering —Brussel
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Full stack Developer (Angular, Java)
EUROPEAN DYNAMICS —Brussel
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Backend Engineer
Twipe —Leuven
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- AWS

Ik wil de nieuwste vacature-alerts ontvangen voor de functie van back end developer in lasne

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.NET/Python Software Developer | Energy Sector

Etinars
Hoeilaart

Snel solliciteren

Vacaturegegevens

Freelance
€ 475 - € 500 per dag

Kwalificaties

Frans
CI/CD
Azure
Kubernetes
Engels
.NET
Master
PostgreSQL
Gedistribueerde systemen
Scala
Redis
Personeelswerving
Softwareontwikkeling
GitHub
Agile
Kafka
Communicatieve vaardigheden
Python

Volledige vacaturetekst

WHO WE ARE

Etinars is a values-focused company with multi-year experience, specialised in the recruitment of professionals for niche markets, managing the full life-cycle of specialist and executive-level hires.
At Etinars, we genuinely care about who you are and what you need.
We place great emphasis on fostering robust, enduring connections built upon trust and transparency.
Our approach ensures a swift journey, leading you hand in hand towards signing your next career step.

WHAT WE ARE LOOKING FOR

.NET/Python Software Developer | Energy Sector

Join our client large international organisation active in the energy sector, contributing to real-time energy management & balancing and solutions that support the energy transition. You will work on real-time software products that help balance the electric grid and connect physical assets (e.g., batteries, renewable parks) to internal systems for forecasting and optimisation.

In this role, you will work 2 days per week onsite in Brussels and the rest remotely, collaborating closely with multidisciplinary stakeholders and technical teams in an international environment.

We are looking for a Software Developer with 3+ years of experience, strong skills in .NET or Python (interest in both), and exposure to event-driven architectures, distributed systems, and Kubernetes.

For this role, relocation to Brussels (Belgium) is mandatory for candidates living far from the area, or the ability to commute regularly.

Languages required: English (B2+) due to daily interactions with teams and stakeholders. French is a plus.

YOUR TASKS

Clarify needs with functional analysts and domain experts.
Produce technical designs and architectural proposals documented with diagrams, including APIs, services, and interactions.
Break down solutions into agile progressive upgrades.
Implement builds and associated testing and maintenance tools.
Develop back-end services and APIs.
Write tests in collaboration with business colleagues; contribute to production validation.
Create documentation and user manuals; provide user assistance and support.
Monitor systems and provide L2 support, incident resolution, troubleshooting and root-cause analysis for recurring incidents.

YOUR SKILLS AND EXPERIENCE

Must-have

3+ years of software engineering experience.
Proficiency in .NET or Python (incl. async programming and performance-oriented design), with interest in both.
Hands-on experience with event-driven architectures and distributed systems (e.g., Kafka, Azure Event Hub, or MQTT).
Hands-on experience with Kubernetes in production (deployments, autoscaling).
Experience with stateful systems such as Redis (caching use cases).
Strong testing culture: unit tests, integration tests, production validation.
Familiarity with Agile practices.

Nice-to-have

Exposure to Azure and Infrastructure as Code (e.g., Bicep).
Familiarity with parts of the stack: AKS / Azure Functions, Azure Service Bus, PostgreSQL, GitHub Actions / CI/CD.
Experience with Scala or Rust is a plus.
Master’s degree (polytechnic engineering) is a strong plus.

Soft skills

Proactive mindset, collaborative spirit, willingness to support team delivery.
Ability to break down complex problems and propose pragmatic, scalable solutions.
Ownership, accountability, empathy and humility.
Strong communication skills (written and oral).

EXTRA INFORMATION

Location: Brussels, Belgium (relocation mandatory if living far / or ability to commute regularly)
Work model: Hybrid - 2 days onsite / 3 days remote
Start: ASAP, ideally by 02/03/2026
Contract duration: 1 year, extendable by +1 +1 years (max 3 years)
Contract type: Freelance
Languages: English (B2+), French is a plus
Daily rate range: €475–€500/day (all-in; depending on profile/experience, within the project budget cap)
Eligibility: EU Citizens, or Non-EU citizens already based in the EU with a valid work permit

Once we receive your CV, we will take the time to evaluate it carefully. Should there be a match for this or any other position at Etinars, we will be in touch.

Etinars is committed to supporting a Diverse and Inclusive Community. If you meet the minimum criteria for the job, you will be given the opportunity to demonstrate your abilities at an interview.

Snel solliciteren

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back end developer vacatures in lasne

.NET/Python Software Developer | Energy Sector

Junior Data Consultant - Spoom

Software Engineer (Textile Composite Modeling)

Android Developer

Senior Python Developer

Senior .NET/Python Developer-Architect | Energy Sector

Senior Software Developer

TEST ENGINEER

Python Developer - Brussels

IT Analyst/Developer COBOL Mainframe

Full Stack Developer

Full Stack Developer

PHP developer

Full-Stack .NET Developer

JAVA DEVELOPER

PHP/Symphony Full Stack Developer

Back-End Java s Cloud Engineer (m/w/d)

Senior Front End Developer for a famous European Institution

Full stack Developer (Angular, Java)

Backend Engineer

Ik wil de nieuwste vacature-alerts ontvangen voor de functie van back end developer in lasne

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.NET/Python Software Developer | Energy Sector

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