ServiceNow Developer - Security Clearance Required

Service Now Developer

Location: London, Manchester and Ipswich

Employment Type: Contract

Security Clearance: Active SC Clearance Required

We are looking for a talented and motivated Service Now Developer to join our growing team. You will be responsible for designing, developing, and implementing solutions on the Service Now platform across a range of modules, supporting our public sector and government clients. Given the sensitive nature of the environments you will be working in, candidates must hold an active Security Check (SC) clearance.

You will work closely with business analysts, architects, and stakeholders to deliver high-quality Service Now solutions that drive efficiency, automation, and improved service delivery across the organisation.

• Design, develop, configure, and maintain Service Now solutions across key modules including ITSM, ITOM, HRSD, Sec Ops, GRC, and CSM.
• Develop custom applications, workflows, UI policies, business rules, client scripts, and script includes using JavaScript and the Service Now platform APIs.
• Implement and configure Service Now integrations with third‑party systems using REST, SOAP, and MID Server.
• Translate business and technical requirements into scalable, best‑practice Service Now solutions.
• Participate in all phases of the software development lifecycle (SDLC), including design, development, testing, deployment, and post‑implementation support.
• Conduct code reviews and ensure adherence to Service Now development standards and best practices.
• Support the administration, patching, and upgrade of Service Now instances across development, test, and production environments.
• Collaborate with architects to design solutions aligned with the Service Now platform roadmap and organisational strategy.
• Produce clear technical documentation, including design specifications, test plans, and runbooks.
• Provide third‑line support for Service Now‑related incidents, problems, and change requests.
• Work within secure government or public sector environments, adhering to strict data handling and security protocols.

• Proven experience (3+ years) as a Service Now Developer with hands‑on platform development across multiple modules.
• Strong proficiency in Service Now scripting:
  JavaScript, Glide API, business rules, client scripts, UI actions, script includes, and flow designer.
• Experience configuring and developing within ITSM modules (Incident, Problem, Change, Request, CMDB).
• Solid understanding of Service Now integration capabilities: REST/SOAP APIs, Integration Hub, and MID Server.
• Experience with Service Now update sets, ATF (Automated Test Framework), and instance cloning.
• Familiarity with ITIL v3/v4 processes and how they map to Service Now workflows.
• Strong problem‑solving skills, with the ability to diagnose and resolve complex platform issues.
• Experience working in Agile/Scrum delivery teams with tools such as Jira and Confluence.
• Excellent communication skills with the ability to engage technical and non‑technical stakeholders.

• Service Now Certified System Administrator (CSA).
• Service Now Certified Application Developer (CAD) or module‑specific certifications (ITSM, Sec Ops, GRC, HRSD).
• Experience with Service Now ITOM (Discovery, Service Mapping, Event Management) or Sec Ops (Security Incident Response, Vulnerability Response).
• Exposure to Service Now GRC (Governance, Risk & Compliance) or IRM modules within regulated or government environments.
• Experience working on HMG (His Majesty's Government) programmes or within UK public sector / defence organisations.
• Knowledge of Dev Ops practices including CI/CD pipelines, automated testing, and source control (Git).
• ITIL v4 Foundation certification or equivalent.