Senior Application Developer, ServiceNow (100%)

About the role

Senior Application Developer, ServiceNow (100%) at Open Systems AG. Take end-to-end ownership of our ServiceNow platform customization and ongoing improvement, with a strong focus on ITSM and ITOM.

What you'll do

• Take end-to-end ownership of our ServiceNow platform customization and ongoing improvement, with a strong focus on ITSM and ITOM
• Partner closely with IT and HR stakeholders to deliver scalable, upgrade-safe solutions that align with ServiceNow best practices—knowing when to configure vs.…
• As a senior member of the team, you will shape how we build on ServiceNow: establishing maintainable patterns, improving automation, ensuring data quality in the CMDB
• Help keep the platform clean, secure, and operationally reliable across environments
• Design, build, and maintain ServiceNow solutions across ITSM and ITOM using configuration-first, upgrade safe patterns

What you need

• 5–9 yrs of experience
• ServiceNow
• JavaScript
• REST APIs
• ACLS
• Snowflake
• Any graduate

Good to have

• Agile
• Portfolio management