ServiceNow Senior Developer

JR United Kingdom; Oxford; Remote; GBP 50,000 - 75,000; Full time

Job summary

A leading company in the tech sector is seeking a ServiceNow Senior Developer to join their team in Oxford district. In this role, you will develop and optimize ServiceNow applications while ensuring high performance and code quality. Candidates should have a strong background in Agile methodologies and be able to communicate technical concepts effectively to various stakeholders.

Qualifications

• Experience with ServiceNow applications, including Custom Apps and UI Policies.
• Proficiency in performance optimization and debugging techniques.
• Familiarity with CI/CD workflows and Agile methodologies is advantageous.

Responsibilities

• Develop and configure ServiceNow applications, including workflows and integrations.
• Conduct performance optimization and profiling of applications.
• Collaborate with teams to ensure feature readiness for delivery and client releases.

Skills

Agile/Scrum methodologies

Performance optimization

Debugging

CI/CD pipelines

Coding standards

Job description

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ServiceNow Senior Developer, oxford district

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Client:

Cpl Life Sciences

Location:

oxford district, United Kingdom

Job Category:

Other

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EU work permit required:

Yes

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Job Views:

3

Posted:

26.06.2025

Expiry Date:

10.08.2025

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Job Description:

ServiceNow Senior Developer

Inside IR35

Remote

3 months

Platform Development, Configuration and Documentation

• Develop and configure ServiceNow applications, including Custom Apps, Modules, UI Policies, Business Rules, and Client Scripts.
• Implement and maintain Workflows, Flow Designer flows, and Integration Hub spokes.
• Translate architecture and design into working, optimized code aligned with platform best practices.

Performance Optimization

• Conduct profiling and debugging of scripts, workflows, and queries to identify performance bottlenecks.
• Optimize GlideRecord usage, ACL performance, indexing, and background jobs.
• Collaborate with the architect to implement performance improvement recommendations.

Technical Debt & Code Quality

• Participate in identifying and addressing technical debt in existing modules and custom applications.
• Perform and respond to code reviews, refactor, and optimize logic where needed.
• Maintain clean, reusable, and modular code following defined standards and naming conventions.

Demo & Instance Readiness

• Prepare and validate instance readiness for feature demos and UATs (data prep, role mapping, test cases).
• Ensure the instance is clean, with demo-specific configurations and no test pollution.

Agile, Collaboration, and Demo Readiness

• Familiarity with Agile/Scrum methodologies and participation in ceremonies.
• Collaborate closely with BAs, Product Owners, and Developers to ensure business alignment.
• Lead and support feature demos, ensuring environments are technically ready and performance tested.
• Define and manage release readiness criteria from a technical perspective.
• Support in bi-weekly feature releases for client.

Testing & Validation

• Conduct unit testing, regression testing, and support performance testing.
• Log and resolve bugs or inconsistencies raised during internal QA or performance analysis.
• Use tools like Instance Scan, Script Tracer, Debug Logs to troubleshoot issues.

Nice to have

• Experience with CI/CD pipelines for ServiceNow.
• Hands-on with ATF (Automated Test Framework) for regression and performance validation.
• Experience handling demo or UAT environments, including data masking or synthetic data creation.
• Ability to present technical concepts to non-technical stakeholders clearly and confidently