Senior Software Engineer — C#/.NET, Data Analysis & ML (Hybrid)

Intero Integrity Services; Utrecht; Hybrid; EUR 59,000 - 75,000; Full time

Benefits offered by this job

Hybrid working (3 days per week in Tr‑

Year-end bonus

25 holiday days

Collective pension

Laptop & phone provided

Gym access & bike leasing

Job summary

Intero Integrity Services, headquarted in the Netherlands, seeks a senior software engineer to build and mentor on our C#/.NET data-analysis platform that processes ultrasonic inspection data for global pipeline safety.

You will design, test, review, and deliver web apps and REST APIs on ASP.NET, mentor internal developers, collaborate with external partners, and help shape engineering standards in a hybrid office in Tricht.

Qualifications

• Extensive experience with C# and the .NET platform.
• Solid knowledge of software architecture, design principles and design patterns.
• Experience building web applications and REST APIs (ASP.NET).
• Experience writing maintainable, testable, high-quality software.
• Experience with automated testing and CI/CD.
• The ability to mentor others and lift the level of a team.
• Good communication skills and the ability to clearly substantiate technical choices.
• Experience with cloud development, preferably Azure.
• Experience with machine learning and/or image recognition, and operationalizing ML in production.
• Affinity with signal processing, measurement data and data streams, preferably in an industrial or technical context.
• Experience with WPF and complex desktop applications.
• Experience in a domain where software quality and reliability have direct impact (industrial automation, medical software, measurement & inspection or similar)

Responsibilities

• Design, build and maintain C# applications for the analysis and reporting of inspection data.
• Work with large volumes of ultrasonic signal data and binary data streams.
• Build web applications and REST APIs on the ASP.NET platform.
• Contribute to bringing machine learning / Human-in-the-Loop capabilities into the data analysis workflow.
• Work with cloud-native services, preferably on Azure.
• Contribute to test strategies at functional, integration and system level, with an eye for the safety-critical use of the software.
• Work closely with hardware engineers, test engineers and domain specialists (UT inspection).
• Mentor and coach internal developers and help them grow their technical skills.
• Lead by example in code reviews, pairing and knowledge sharing.
• Work side by side with external development partners, challenging their choices and ensuring high standards.
• Help establish engineering standards: coding guidelines, review processes, testing strategies and release policy.
• Document design decisions and domain knowledge for transferability and independence of the team.
• Shape a development culture where quality and continuous improvement are the norm.

Skills

C# & .NET

Software architecture

ASP.NET & REST APIs

Automated testing & CI/CD

Mentoring teammates

Azure cloud

WPF desktop apps

Machine learning / image recognition

Signal processing / data streams

Communication skills

Domain knowledge: industrial/measure/2

Tools

Azure

ASP.NET

WPF

Job description

Intero Integrity Services, headquarted in the Netherlands, seeks a senior software engineer to build and mentor on our C#/.NET data-analysis platform that processes ultrasonic inspection data for global pipeline safety.

You will design, test, review, and deliver web apps and REST APIs on ASP.NET, mentor internal developers, collaborate with external partners, and help shape engineering standards in a hybrid office in Tricht.