(Lead) .NET developer

Are you an experienced (Lead) .NET Developer with a passion for data, cloud, and DevOps?
Do you want to build scalable, high-performance solutions that process millions of records and help shape a secure, future-ready digital landscape?
Then this is your opportunity to make real impact within an innovative and well-known organization.

About the organization
Our client is a leading international financial services provider committed to innovation, reliability, and sustainability. Across the globe, thousands of professionals work on data-driven solutions that power major societal transitions in food, energy, and finance.
Within the department, you'll be part of a multidisciplinary team responsible for developing and maintaining critical software applications that handle large-scale data integration.
The culture is open, collaborative, and knowledge-driven. You'll have plenty of room to experiment with new technologies, share ideas, and continuously grow - both personally and professionally.

About the role
As a (Lead) .NET Developer, you'll design, develop, and maintain cloud-native software solutions in a data-intensive environment.
You'll ensure systems are reliable, scalable, and secure - while also helping to define the technical direction within your team.
Your work will include migrating on-premises services to the cloud, building and improving CI/CD pipelines, and driving continuous improvement across development workflows.

What you'll do

• Mentor colleagues and perform code reviews to ensure quality
• Design, build, and optimize backend solutions in C# / .NET
• Develop and maintain CI/CD pipelines in a complex data landscape
• Migrate applications to the cloud, preferably Azure
• Monitor, test, and enhance system performance, reliability, and security
• Contribute to technical strategy and innovation within the team
• Work in an Agile/Scrum environment with a focus on collaboration and delivery

Who you are

• Bachelor's or Master's degree in Computer Science or related field
• Experience in the financial domain
• 5+ years of experience as a backend or DevOps engineer (with .NET/C#)
• A do-it-yourself mentality with your team
• Strong knowledge of cloud architectures (preferably Azure) and preferably Azure Data Factory
• Skilled in CI/CD, software design, and automation
• Experience with frontend development, preferably Blazor
• A proactive, analytical, and collaborative mindset
• Passionate about technology, innovation, and continuous improvement
• Fluent in English; Dutch is a plus

What's in it for you

• Gross salary up to €6,000 per month, depending on experience (based on 36 hours)
• A 13 th month salary
• Hybrid working: 4 days remote, 1 day at the office, open to go when necessary
• Personal development budget and access to training & certifications
• 26 vacation days
• Company laptop and modern work equipment
• Travel allowance and solid pension plan
• An inclusive, diverse workplace where collaboration and knowledge-sharing are key
• Fun extras such as sports facilities, team events, and shared lunches

Why this role matters
In this position, you won't just build reliable software - you'll help create the foundation for smarter, safer, and more sustainable digital solutions used worldwide.
Your work has real impact, both technically and socially.
Are you the (Lead) .NET developer who combines technical excellence with a drive to make a difference? Then we'd love to hear from you!

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