Senior ServiceNow Developer

Our Team:

This position is part of the Service Excellence, a transversal organization into Sanofi Business Operations. Service Excellence designs, implements, and maintains scalable, efficient, and user-centric Enterprise Service Management (ESM) capabilities that connect Sanofi employees and partners with operations through standardized frameworks and solutions.

The Senior ServiceNow Developer serves as the technical owner of ServiceNow platform development, ensuring optimal implementation of solutions across service management processes. This role is responsible for designing, developing, and continuously improving ServiceNow applications to drive business value throughout the service lifecycle. The Senior Developer manages complex technical implementations while leading strategic development initiatives that require sophisticated coding and platform transformation.

Main responsibilities:

• Design and implement ServiceNow solutions in collaboration with DIGITAL teams, in alignment with Service Designers and Business Analysts.
• Take accountability for code quality, performance, and adherence to development standards.
• Develop and maintain applications, workflows, and integrations within the ServiceNow platform.
• Establish technical roadmaps that support business objectives and enhance service delivery capabilities.
• Guide development teams and business analysts on optimal technical approaches and provide expert implementation support.
• Ensure coding best practices are followed in every sprint/delivery.
• Create and maintain comprehensive technical documentation for developed applications and processes.
• Coordinate with third-party vendors to manage technical activities and ensure timely completion.
• Drive continuous improvement of implemented solutions based on performance metrics and user feedback.
• Lead or contribute to strategic development projects requiring complex coding and platform customization.
• Coordinate activities with cross-functional team members to drive project completion and technical excellence.
• Establish and maintain development standards, methodologies, and governance.
• Identify and mitigate technical risks through proactive planning and code reviews.
• Translate business requirements into technical specifications and solutions.
• Build partnerships across the organization to champion effective technical approaches.
• Facilitate technical workshops and collaborative sessions to align stakeholders on solution architecture.
• Mentor and guide junior developers, providing technical leadership and support.
• Identify emerging ServiceNow capabilities and technologies that could benefit the organization.
• Recommend process and technology improvements based on platform capabilities and industry best practices.
• Implement measurement frameworks to evaluate solution effectiveness.
• Drive adoption of new capabilities through technical enablement and knowledge sharing.

About you:

Experience:

• 5+ years of experience in ServiceNow development and customization.
• Proven track record in implementing and managing ServiceNow solutions in enterprise environments.
• Experience with ServiceNow modules including CSM, SPM and HRSD platform capabilities.
• Background in service management with focus on technical solution delivery.
• Experience in a global, cross-functional environment.
• ServiceNow certifications preferred (Administrator, Developer, Implementation Specialist).

Soft skills:

• Well-organized with ability to structure, prioritize, and meet deadlines.
• Excellent communication skills with ability to explain technical concepts at different organizational levels.
• Hands-on approach to problem-solving and solution implementation.
• Effective business partnering and customer relationship management.
• Strategic thinking with ability to connect technical solutions to business outcomes.

Technical skills:

• Advanced in ServiceNow platform development (JavaScript, business rules, UI policies, client scripts).
• Advanced in ServiceNow administration and configuration (CSM, SPM, HRSD modules).
• Advanced in integration technologies (REST, SOAP, MID Server).
• Advanced in workflow design and implementation.
• Advanced in data privacy principles and security best practices.
• Intermediate in designing, developing, and maintaining ServiceNow Employee Self Service (ESS) and Service Portal solutions.
• Intermediate in developing and customizing Service Portal widgets using AngularJS, HTML, CSS, Bootstrap, and JavaScript.
• Intermediate in configuring and maintaining Employee Center / Service Portal knowledge management capabilities.
• Working knowledge of ITIL, Agile, and Continuous Improvement frameworks.
• Understanding of data modelling and database design techniques.

Languages: English (fluent)