ServiceNow Senior Developer

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

Job summary

A leading company is seeking a ServiceNow Senior Developer in Warrington to enhance their ServiceNow applications. The role demands expertise in platform development and configuration, focusing on performance optimization and clean coding practices. Join a collaborative team, embracing Agile methodologies, and contribute to release readiness and testing. This position offers competitive remuneration aligned with your skills and experience.

Qualifications

• Experience in developing and configuring ServiceNow applications.
• Familiarity with Agile/Scrum methodologies.
• Strong debugging and profiling skills.

Responsibilities

• Develop and configure ServiceNow applications including custom apps.
• Conduct profiling and debugging to identify performance bottlenecks.
• Participate in coding reviews and maintain high code quality.

Skills

Platform Development

Configuration

Performance Optimization

Agile/Scrum methodologies

Testing & Validation

Tools

ServiceNow

CI/CD pipelines

ATF (Automated Test Framework)

Job description

Social network you want to login/join with:

ServiceNow Senior Developer, warrington, cheshire

col-narrow-left

Client:

Cpl Life Sciences

Location:

Job Category:

Other

-

EU work permit required:

Yes

col-narrow-right

Job Views:

2

Posted:

26.06.2025

Expiry Date:

10.08.2025

col-wide

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