.NET Developer (VB.NET, WebForms, SQL Server, Azure)

SGS is the world’s leading Testing, Inspection and Certification company. We operate a network of over2,500 laboratories and business facilities across 115 countries, supportedby a team of over 100,000 dedicated professionals. Withmore than 145 years of service excellence, we combine the precision and accuracy that define Swiss companies to help organizations achieve the highest standards of quality, compliance and sustainability.

Our brand promise –“when you need to be sure” – underscores our commitment totrust, integrity and reliability, enabling businesses tothrive with confidence. We proudly deliver ourexpert services through theSGS name and a portfolio oftrusted specialized brands, includingApplied Technical Services,Brightsight,Bluesign andNutrasource.

You will work on thedevelopment, maintenance,support and incremental modernisationof the UK Interactive systems (known as UKI). The role is hands-on anddelivery-focused, supporting agreed enhancements, defect fixes, production support, security remediation, performance improvements and ongoing de-risking activity acrossexisting UKI web-based applications.

The UKI systems are live, customer-facing platforms used by business users, suppliers and external customers. The role therefore requires a developer who is comfortable working with existing legacy applications, particularlyVB.NET WebForms and SQL Server-based systems, while also supporting gradual modernisation using newer, supported technologies where appropriate.

The role will work closely with technical leads, existing developers, support team and business stakeholders to ensure the systems remain stable, secure, maintainable and fit for purpose for current customers.

Responsibilities

• Develop and maintainUKI web applications (VB.NET / ASP.NET WebForms)
• Deliverenhancements, bug fixes, and performance improvements
• Supportlive production systems and troubleshoot issues end-to-end
• Work withSQL Server (queries, views, stored procedures, data analysis)
• Contribute tomodernization of legacy components (.NET / Azure)
• Improveapplication performance, security, and reliability
• Supportintegrations, background jobs, and data processes (imports/exports)
• Assist withsecurity fixes and remediation on existing systems
• Collaborate with developers, tech leads, and support teams

• Strong experience with.NET technologies, particularlyVB.NET / ASP.NET WebForms
• Solid experience withSQL Server (queries, views, stored procedures, data analysis)
• Frontend basics:JavaScript, HTML, CSS (jQuery is a plus)
• Experience working onlegacy systems and existing codebases
• Comfortable supportinglive, customer-facing applications

Nice to Have

• C# / modern .NET
• Azure (App Services, SQL, DevOps)
• Web APIs
• Experience withsystem modernization or refactoring
• Exposure tointegrations, data imports/exports, or background jobs

Skills

• Strongproblem-solving skills and attention to detail
• Ability totroubleshoot across code, data, and integrations
• Comfortable working in ahands-on, support-focused environment
• Able to deliversafe changes to live systems
• Collaborative team player with clear communication

Why SGS?

• Join a globally recognized and stable company, a leader in the Testing, Inspection, and Certification (TIC) industry.
• Enjoy aflexible schedule and a hybrid work model.
• Access continuous learning opportunities through SGS University and Campus.
• Collaborate in a multinational environment with colleagues from various continents.

Apply Now:
At SGS, we are committed to fostering an open, friendly, and supportive culture that thrives on teamwork. We value diversity and provide endless opportunities to learn, grow your expertise, and fulfill your potential. Apply now to join our motivated and dynamic team!