20 beste vacatures voor de functie van .net developer in 3191 rotterdam (nieuwe medewerkers gezocht)

.NET/Python Software Developer | Energy Sector
Etinars —Rotterdam
- € 475 - € 500 per dag
- Azure
- Engineering
- Engels
Snel solliciteren
.Net Ontwikkelaar
Onderlinge Nederland —Den Haag
- Tot € 6.523 per maand
- Fulltime
- Hybride werken
- Oracle
- AWS
- Analytisch vermogen
R&D Software Engineer
Observator Instruments B.V. —Ridderkerk
- € 2.750 - € 5.500 per maand
- Parttime
- Informatica
- Informatica
- Engels
- Dienstreizen vergoeding
- Kosteloos parkeren
Snel solliciteren
Medior Back-end Developer (Laravel)
The MindOffice —Vlaardingen
- Fulltime
- Databases
- SQL
- APIs
- Kosteloos parkeren
Medior Full Stack .NET developer met keuze
Ranshuijsen Van Loon —Rotterdam
- € 3.500 - € 4.500 per maand
- Fulltime
LEAD .NET DEVELOPER
PANGAEA Digital Agency —Den Haag
- € 4.500 - € 6.500 per maand
- Fulltime
Senior Full Stack Developer
Eneco —Rotterdam
- € 95.000 - € 140.000 per jaar
- Hybride werken
- Kantoor
- Java
- SQL
- Flexibele werkuren
1 dag
Senior Web Developer .Net(C#)
COAS Software Systems —Middelharnis
- Fulltime
- Engels
- Java
- Databases
- Reiskostenvergoeding
- Flexibele werkuren
Senior .NET Developer
Fill You In —Den Haag
- Fulltime
- Azure
- DevOps
- SQL
4 dagen
Medior Frontend Developer
Mobiel.nl —Leidschendam
- € 4.300 - € 5.400 per maand
- Fulltime
- Hybride werken
- Kantoor
- Bachelor
- JavaScript
- Reiskostenvergoeding
Snel solliciteren
Freelance Software Engineer .NET
Schuberg Philis —Rotterdam
- Parttime
- Azure
- DevOps
- AWS
4 dagen
Software Engineer C#
RH Marine —Schiedam
- € 4.290 - € 7.036 per maand
- Parttime
- Hybride werken
- Azure
- DevOps
- Engineering
- Winstdeling
- Flexibele werkuren
Senior Full Stack .NET/C# developer voor PGAx
Ranshuijsen Van Loon —Rotterdam
- € 4.000 - € 5.000 per maand
- Fulltime
- SQL
- HTML
Junior Full Stack Developer
KPN —Rotterdam
- € 4.055 - € 5.984 per maand
- Hybride werken
- DevOps
- Analytisch vermogen
- ICT
- Reiskostenvergoeding
- Personeelskorting
Snel solliciteren
1 dag
Medior front-end developer
Ivaldi —Rotterdam
- € 3.000 - € 5.000 per maand
- Parttime
- Engels
- JavaScript
- Linux
- Flexibele werkuren
Back-end Developer (medior of senior)
Elephant —Breda
- € 3.000 - € 4.500 per maand
- ERP systemen
- Reiskostenvergoeding
Senior Backend .Net Developer
Gamebasics —Zoetermeer
- DevOps
- SQL
- Analytisch vermogen
R&D Software Engineer
Observator Group —Ridderkerk
- Parttime
- Informatica
- Informatica
- Engels
Senior Full Stack .NET Developer met keuze
Ranshuijsen Van Loon —Rotterdam
- € 4.000 - € 5.000 per maand
- Fulltime
- Analytisch vermogen
Technical Architect / Senior Fullstack Developer
DotControl —Rotterdam
- € 4.800 - € 5.800 per maand
- Parttime
- Azure
- Engels
- Kantoor

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.NET/Python Software Developer | Energy Sector

Etinars
Rotterdam

Snel solliciteren

Vacaturegegevens

Freelance / zzp
€ 475 - € 500 per dag

Kwalificaties

Frans
CI/CD
Azure
Rust
Kubernetes
Engineering
Engels
.NET
Master
PostgreSQL
Gedistribueerde systemen
Scala
Continuous integration
Redis
GitHub
Agile
Budgettering
Kafka
Communicatieve vaardigheden
Python
Tijdmanagement

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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.net developer vacatures in 3191 rotterdam

.NET/Python Software Developer | Energy Sector

.Net Ontwikkelaar

R&D Software Engineer

Medior Back-end Developer (Laravel)

Medior Full Stack .NET developer met keuze

LEAD .NET DEVELOPER

Senior Full Stack Developer

Senior Web Developer .Net(C#)

Senior .NET Developer

Medior Frontend Developer

Freelance Software Engineer .NET

Software Engineer C#

Senior Full Stack .NET/C# developer voor PGAx

Junior Full Stack Developer

Medior front-end developer

Back-end Developer (medior of senior)

Senior Backend .Net Developer

R&D Software Engineer

Senior Full Stack .NET Developer met keuze

Technical Architect / Senior Fullstack Developer

Ik wil de nieuwste vacature-alerts ontvangen voor de functie van .net developer in 3191 rotterdam

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.NET/Python Software Developer | Energy Sector

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