Senior C#/.NET Backend Engineer

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Senior C#/.NET Backend Engineer

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• Eneco - Rotterdam
• > 5 years, 3-5 years
• 32 - 40 uur
• Digital & Tech
• €85.000 - €120.000

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Senior C#/.NET Backend Engineer

• Eneco - Rotterdam
• Digital & Tech
• > 5 years, 3-5 years
• €85.000 - €120.000
• 32 - 40 uur

Solliciteer direct

• Shape Tomorrow's Energy Today

• Work in a stimulating environment of our Digital Product Families

• Ensure reliable, climate-focused tech with Eneco.

Why choose Eneco?

At Eneco, we aim to achieve climate neutrality for both our organization and our customers. Our One Planet strategy supports this goal through advanced digital solutions and innovative technologies. Our VPP tech teams within the short-term trading and operational domain contribute to this mission by developing tools that facilitate continuous energy delivery and optimize trading operations.

What you’ll do

As a .NET/C# Engineer, you will contribute to the development and integration of our B2C domain.

You will be working within the core ecosystem that powers our B2C business — covering areas such as product configuration, contract management, billing, fulfilment, pricing, and metering. Within this landscape, you’ll design and build scalable backend solutions, integrate diverse systems through APIs and microservices, and ensure smooth data flows across the value chain. By strengthening this digital foundation, you will help deliver seamless customer experiences, support sustainable growth, and enable innovative services that bring us closer to our climate-neutral goals.

You’ll work in a cross-functional product team using a modern stack: .NET/C#, Azure, Kubernetes, Kafka, SQL, etc

Is this about you?

• Solid experience with .NET/C# and backend development
• Understanding of cloud platforms and cloud-native development (Azure preferred)
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    You’ll be responsible for
    
    
    • Developing and maintaining backend services and integrations in .NET/C#
    • Designing clean, modular architectures and ensuring system reliability and scalability
    • Building cloud-ready services and working with CI/CD pipelines for fast and secure delivery
    • Optimizing performance and implementing monitoring solutions for high availability
    • Collaborating with frontend developers, testers, and product managers to deliver seamless digital solutions
    • Supporting and enhancing the B2C ecosystem
    • Contributing to a wider C# Community of Practice
    • Mentoring less experienced engineers
    
    
    This is where you’ll work
    
    

    You will join the B2C team and collaborate with other cross-functional product teams. Your work will directly support Eneco’s future B2C tech stack and long-term sustainability goals.

    
    
    What we have to offer
    
    
    
    Gross annual salary between €85.000 and €120.000
    
    Including FlexBudget, 8% holiday allowance, and depending on your role a bonus or collective profit sharing.
    
    FlexBudget
    
    Including FlexBudget, 8% holiday allowance, and depending on your role a bonus or collective profit sharing. Have it paid out, use it to buy extra holiday days or save it up for something nice, it's up to you.
    
    Personal and professional growth
    
    Eneco is fully committed to help you in your personal and professional development.
    
    Hybrid working, at home or in the office
    
    You work 40% at the office and 40% at home. The other day you decide what works best for you.
    
    Want more information about our terms of employment?
    
    Here's what you get from us
    
    Work that works for you and the climate
    
    If you decide on a career at Eneco, you are choosing ambition, growth and opportunities. You will have all the space you want to improve yourself and do your job the way that suits you best, which includes having a good work-life balance. You can work to a flexible schedule and work partly from home if your role allows it.That is how you can work on your own future and on the future of the world. After all, you and your 4,000 colleagues are committed to our mission: climate neutrality by 2035. We assist customers to accelerate their sustainability efforts, devise innovative solutions and seize opportunities with both hands. Are you ready?
    
    The phases of our application procedure
    
    
    
    Want to know more about this job function?
    
    
    
    Questions about the application procedure
    
    Feel free to contact our recruiter:
    
    Faisal Faik
    
    Recruiter Stuur een e-mail
    
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    Activate Job AlertWith this job vacancy, we aim to recruit a new colleague for Eneco. Therefore, this is not a solicitation for acquisition.