Senior ServiceNow ITSM Developer (Part-Time / Hybrid)

Project overview

Service Area 1: ServiceNow Configuration and Platform Development

Implementation and customization of ServiceNow ITSM configurations using existing platform functionalities.

Creation and customization of workflows using ServiceNow Flow Designer.

Development and configuration of Business Rules, Script Includes, Client Scripts, UI Policies, UI Actions, and Access Controls (ACLs).

Technical implementation of defined requirements within existing ServiceNow instances.

Service Area 2: Service Catalog

Creation and configuration of Catalog Items.

Configuration of variables and variable sets.

Development of catalog-related client logic.

Creation and configuration of fulfillment workflows.

Service Area 3: Configuration Management Database (CMDB)

Creation and customization of CMDB classes and CI attributes.

Implementation and configuration of Identification and Reconciliation rules.

Creation of technical mechanisms to ensure data quality within the CMDB.

Service Area 4: Integrations and Interfaces

Development and configuration of interfaces between ServiceNow and defined third-party systems.

Implementation of integrations using IntegrationHub, REST interfaces, and Scripted APIs.

Implementation of automated data exchange and synchronization processes.

Service Area 5: Process Automation

Configuration and implementation of automated ITSM processes.

Implementation of task controls, notification flows, approval processes, and routing rules.

Development of automated processes for handling user, group, and configuration data.

Execution and documentation of technical functional tests for newly created or customized configurations and developments.

Analysis and resolution of identified errors within the created configurations and developments, as well as performing root cause analysis.

Execution of regression tests for own developments and resolution of errors found in test and acceptance cycles within the created configurations.

Assessment of the impact of planned changes on existing configurations, integrations, data, CMDB, security, performance, and upgradeability before technical implementation.

Participation in technical reviews of created solutions and implementation of resulting adjustments before deployment.

Deployment of development and configuration artifacts required for transfer to the target environment according to the technical specifications of the client.

Skills

Language Skills

• Quality Assurance and Deployment
• Several years of practical experience in ServiceNow ITSM
• Sound knowledge of the Incident, Problem, Change, Request, Service Catalog, and CMDB modules
• Experience in development and configuration with ServiceNow JavaScript, Flow Designer, and platform-specific components (e.g., Business Rules, Script Includes, Client Scripts, and ACLs)
• Experience with the implementation and customization of Service Catalogs, workflows, and automations
• Experience in building and further developing CMDB structures
• Experience with integrations via IntegrationHub, REST APIs, or comparable interface technologies
• Experience in technical testing, error analysis, and documentation
• ServiceNow certifications (e.g., CSA or CAD)
• Experience with additional ServiceNow modules such as ITOM or Service Portal
• Experience in complex enterprise environments
• Very good English skills, spoken and written
• German language skills are an advantage

Project details

• Start: 16.11.2026
• Duration: unbefristet
• Location: 63450 Hanau, DE
• Languages: German