Junior Software Engineer

Junior ServiceNow Developer

Client: Major UK Retail Organisation

Platform: ServiceNow

Focus: CMS, Service Portal, Front-End Development, Quality & Testing

Role Overview

The Junior ServiceNow Developer will support the design, development, and testing of ServiceNow CMS and Service Portal solutions within a regulated retail environment. The role is delivery-focused, working under the guidance of senior developers and architects, and adhering to established change and governance frameworks.

The successful candidate will demonstrate strong web development fundamentals, an eagerness to learn ServiceNow best practices, and a commitment to quality, compliance, and documentation.

Key Responsibilities

ServiceNow Development

• Develop and configure ServiceNow CMS and Service Portal components in line with user stories and acceptance criteria.
• Build and maintain front-end components using HTML, CSS, JavaScript, and ServiceNow widgets.
• Follow ServiceNow best practices, coding standards, and Post Office development guidelines.
• Support enhancements across related ServiceNow modules as required.

Testing & Quality Assurance

• Perform unit testing for all developed components.
• Contribute to automated testing where applicable (ATF experience desirable).
• Participate in peer code reviews and ensure code passes quality gates prior to promotion.

Integration Support

• Assist with the development and testing of integrations between CMS and other ServiceNow modules or external systems.
• Support promotion of code across environments (DEV, TEST, PROD) following change controls.

Documentation & Knowledge Transfer

• Produce clear technical documentation for developed solutions.
• Support knowledge transfer activities to BAU and support teams to ensure ongoing maintainability.

Governance & Compliance

• Complete mandatory Post Office compliance training within required timescales.
• Complete Change Excellence Framework training where applicable.
• Adhere to the Post Office change methodology throughout the engagement.

Technical Skills & Experience

Essential

• Experience with ServiceNow development, particularly Service Portal or CMS
• Strong HTML, CSS, JavaScript skills
• Understanding of web accessibility and responsive design
• Familiarity with Agile delivery and user story–based development
• Ability to follow defined development standards and processes

Desirable

• ServiceNow ATF (Automated Test Framework)
• Experience supporting integrations (REST APIs, data sources)
• Exposure to regulated or enterprise-scale environments

Key Deliverables & Success Measures

• High-quality ServiceNow code that meets acceptance criteria
• Unit-tested components passing peer review and quality gates
• Documented solutions successfully handed over to BAU
• Compliance with all mandatory training and change governance

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