Senior ServiceNow Developer

h3About the Role /h3 pNISH Tech BV is looking for a bSenior ServiceNow Developer /b to lead end-to‑end ServiceNow development, implementation and ITSM transformation initiatives for a telecom environment. The role combines hands‑on platform development, solution architecture, enterprise integrations and process automation, with a strong focus on delivering scalable solutions aligned with enterprise standards. /p pYou will design and develop advanced ServiceNow solutions, including custom applications, Flow Designer, Integration Hub, Scripted REST APIs and Service Portal. You will work closely with business stakeholders, architects and project managers, while conducting code reviews, supporting platform upgrades and mentoring junior developers. The role also requires strong expertise in ITSM, ServiceNow scripting, REST/SOAP integrations and identity integrations such as LDAP, SAML and OAuth, alongside a solid understanding of Agile, DevOps and CI/CD practices. /p h3Key Responsibilities /h3 ul liLead end-to‑end ServiceNow development and implementation projects. /li liArchitect and develop scalable ServiceNow solutions aligned with enterprise standards. /li liDesign and implement complex integrations between ServiceNow and enterprise applications. /li liLead ITSM transformation and process automation initiatives. /li liDevelop advanced solutions using bFlow Designer, Integration Hub, Scripted REST APIs and Service Portal /b. /li liDevelop and maintain custom ServiceNow applications. /li liPerform code reviews and enforce development standards. /li liCollaborate with business stakeholders, architects and project managers. /li liEstimate development effort and prepare technical design documentation. /li liSupport solution proposals and technical discussions. /li liMentor junior developers and conduct knowledge-sharing sessions. /li liSupport ServiceNow platform upgrades and adoption of new features. /li liApply advanced JavaScript and ServiceNow scripting capabilities. /li liPerform performance optimization and troubleshooting. /li liContribute to Agile, DevOps and CI/CD practices. /li /ul h3Required Skills /h3 h3Mandatory Skills /h3 ul lib7+ years of ServiceNow development experience /b /li liServiceNow bCSA Certification /b /li liStrong ITSM module and ServiceNow platform customization experience /li liDevelopment and implementation of ServiceNow scoped/custom applications /li liAdvanced bJavaScript and ServiceNow scripting /b /li liStrong experience with bREST and SOAP APIs /b /li libIntegration Hub /b /li libMID Server /b /li libLDAP, SAML and OAuth integrations /b /li liExperience with bFlow Designer /b /li liExperience with bScripted REST APIs /b /li liExperience with bService Portal /b /li liPerformance optimization and troubleshooting /li liUnderstanding of Agile, DevOps and CI/CD practices /li /ul h3Nice-to-Have Skills /h3 ul liExperience leading ITSM transformation initiatives /li liExperience mentoring junior ServiceNow developers /li liExperience supporting ServiceNow platform upgrades and new feature adoption /liliExperience working closely with enterprise architects and business stakeholders /li liExperience preparing technical designs and solution proposals /li /ul h3Experience /h3 ul lib7+ years of ServiceNow development experience required. /b /li /ul h3Location Work Model /h3 ul libLocation: /b Onsite /li libWork model: /b Onsite /li /ul ul libAbout NISH Tech BV /b /li /ul pNISH Tech BV is a technology and recruitment partner connecting skilled IT professionals with challenging projects across Belgium and Europe. We focus on creating strong matches between professionals and organizations by combining market expertise, technical understanding and a personal approach. Our goal is to support both clients and consultants in building long‑term, successful partnerships through quality, transparency and professional guidance. /p