Servicenow Developer (SC Cleared/Eligible) - Permanent

Cactus IT Solutions UK Ltd; Ouzlewell Green; On-site; GBP 70,000 - 110,000; Full time

Job summary

Cactus IT Solutions UK Ltd is seeking a Senior ServiceNow Developer in the United Kingdom. You will design, develop and deliver scalable ServiceNow solutions aligned with customer needs and best practices.

The role covers platform configuration, integration, automation and technical governance across ITSM, ITOM, CSM and CMDB domains. You will lead technical workstreams, collaborate with stakeholders and drive continuous improvement, observability enhancements, and reusable capabilities across

Qualifications

• Minimum 6 years of experience as a Senior ServiceNow Developer.
• Strong knowledge of ServiceNow architecture, ITSM/ITOM/CSM modules and CMDB.
• Experience with scripting (JavaScript, Glide) and platform customization.
• Proven ability to lead technical initiatives, implement automation and drive improvements.

Responsibilities

• Design, develop and implement scalable ServiceNow solutions aligned to customer requirements.
• Configure ServiceNow modules, workflows, and UI components with a configuration-first approach.
• Develop integrations, APIs and automation to connect ServiceNow with external platforms.
• Ensure technical quality through reviews, testing and documentation.

Skills

Senior ServiceNow experience

Communication & collaboration

Problem solving & automation

Requirements gathering & documentation

Tools

ServiceNow

GitHub

Jira

Confluence

Job description

Key Responsibilities

• Design & Development: Design, develop and implement scalable, high-quality ServiceNow solutions aligned to customer requirements and platform best practice.
• Platform Configuration: Configure ServiceNow modules, workflows, business rules, scripts, Flow Designer, UI components and other platform capabilities, adopting a configuration-first approach.
• Integrations & Automation: Develop and maintain customer integrations, APIs and automation solutions to improve service efficiency and connect ServiceNow with external platforms.
• Technical Quality & Governance: Ensure development meets technical standards for security, performance, maintainability and upgradeability, including code reviews, testing and technical documentation.
• Innovation & Continuous Improvement: Identify opportunities to leverage new ServiceNow capabilities and emerging technologies to enhance platform functionality, address technical debt and deliver innovative solutions for customers.

Technical Leadership & Collaboration:

• Serve as a technical lead, providing guidance and best practices across service operations platforms.
• Collaborate with internal and external stakeholders to gather and analyse requirements, translating and documenting these into effective solutions.
• Support internal Mastek growth and innovation workstreams as well as leading them.
• Foster collaboration between ServiceNow and broader service operations tooling, ensuring integration and automation opportunities are maximised.

Innovation & Continuous Improvement:

• Stay current with industry best practices and emerging technologies in service operations tooling, including observability and alerting.
• Drive innovation by integrating and optimising monitoring solutions within service management workflows.
• Develop proof-of-concept (POC) solutions for new features and capabilities across observability and ITSM platforms.
• Lead cross-team initiatives to drive innovation, with the potential for reuse across multiple customer environments.

Service Operations Reporting & Insights:

• Design and implement reporting solutions to provide Real Time insights into service performance, incident trends, and operational health.
• Utilise data analytics and explore machine learning models to predict potential service degradations and optimise resource allocation.
• Enhance reporting capabilities to support compliance, audit, and continuous service improvement initiatives.

Must Have Skills

• Able to design and read ServiceNow architectural design documentation and present these back.
• Minimum of 6 years of experience as a Senior ServiceNow Developer.
• Extensive experience & understanding of ServiceNow development, including Scripting (JavaScript, Glide).
• Strong understanding of ServiceNow modules & processes underpinning; ITSM, ITOM, CSM, PA, CSDM & CMDB, Employee Centre & Integration Hub (REST & SOAP web services & API integrations).
• Strong problem-solving skills with a focus on continuous improvement and automation.
• Strong understanding of ServiceNow out of the box architecture.
• Good understanding of other platforms such as; GitHub, Jira, Confluence
• Proven experience in developing & implementing innovative solutions on the ServiceNow platform, driving thought leadership.
• Effective communication & interpersonal skills, with the ability to work collaboratively in a fast-paced environment, potentially across multiple customer environments.
• ServiceNow Certified System Administrator (CSA).
• ServiceNow Certified Implementation Specialist - Data Foundation (CIS-DF).