Senior People Operations & Payroll Specialist - Freelance H/F - collectivite

Information importanteType de contrat: FreelanceTaux journalier : Salaire selon profilLocalisation : Paris, FranceDate de démarrage :UrgentMode de travail : Sur sitePublié le : 22 juillet 2026Le besoinAbout the MissionWe are looking for a highly autonomous Senior People Operations & Payroll Specialist to join the People team of an international, fast-evolving company.The organisation has approximately 200 employees across France, the United Kingdom, Germany, the United States and Singapore. The People function is currently undergoing a major transformation, with a strong focus on improving processes, strengthening payroll operations and automating the HR technology ecosystem.This is a hands-on freelance assignment requiring deep expertise in French payroll, strong operational capabilities and the ability to become productive very quickly.Your ResponsibilitiesFrench Payroll ManagementIndependently manage the full monthly French payroll cycle using Silae in a fully in-house payroll environment.Collect, review and process payroll variables.Ensure payroll accuracy, compliance and timely delivery.Manage employee onboarding and offboarding payroll activities, including DPAE declarations and final settlements.Handle bonuses, variable compensation and other payroll-related payments.Manage quarterly profit-sharing and incentive-payment campaigns.Advise the People team and employees on complex payroll matters.Ensure compliance with French payroll regulations and the Syntec collective agreement.International Payroll CoordinationCoordinate payroll activities for employees based in the UK, Germany, the US and Singapore.Work closely with local external payroll providers.Review payroll inputs and outputs and ensure the accuracy of information shared with providers.Respond to payroll-related questions from international employees in English.Identify compliance risks and escalate country-specific issues when necessary.People OperationsSupport broader People Operations activities when required.Handle employee requests through the internal Notion-based ticketing system.Respond quickly and clearly to payroll, benefits and HR administration queries.Manage more complex employee cases requiring payroll or regulatory expertise.Support the team during temporary staffing transitions and periods of increased workload.Compensation and BenefitsManage bonus-payment cycles and variable-compensation calculations.Support profit-sharing and employee savings-plan campaigns.Coordinate benefits-related payroll inputs.Produce accurate calculations and reporting using Excel.HR Systems and Process ImprovementContribute to the redesign and optimisation of the HR technology ecosystem.Help improve integrations between Lucas, Silae, Swile and other HR tools.Identify manual or inefficient processes and recommend practical automation opportunities.Implement quick wins that improve reliability, efficiency and the employee experience.Maintain clear and accurate process documentation in Notion.Support the continuous improvement of payroll and People Operations processes.Required ExperienceApproximately 6 years or more of experience in payroll and People Operations.Strong hands-on expertise in French payroll.Advanced knowledge ofSilae in an in-house payroll setting.Experience managing payroll internally or with a high level of direct ownership.Previous exposure to international payroll and external payroll providers.Strong knowledge of French payroll compliance.Knowledge of the Syntec collective agreement is highly desirable.Advanced proficiency in Excel, including complex payroll and compensation calculations.Professional working proficiency in both French and English.Experience working in a start-up, scale-up or growing international environment is preferred.Success MeasuresDuring the assignment, success will include:Accurate and timely payroll delivery.A smooth transition before the current Senior People Operations team member begins maternity leave.Faster and more reliable handling of employee payroll requests.Reduced manual work across the People Operations function.Improved HRIS and payroll-tool integration.Strong documentation and more scalable payroll processes.Increased confidence in payroll operations across France and international locations.Profil recherchéWhat We Are Looking ForYou will be successful in this assignment if you are:Highly autonomous and able to become operational immediately.Reliable and extremely attentive to detail.Comfortable taking full ownership of sensitive payroll matters.Hands-on, pragmatic and solution-oriented.Curious and resourceful when facing unfamiliar issues.Able to investigate, understand and resolve problems quickly.Proactive in identifying process improvements and automation opportunities.Comfortable working in a changing and transformational environment.Clear, reassuring and professional when communicating with employees.Collaborative, positive and aligned with a culture built around excellence, trust and happiness at work.

• Anglais
• Excel
• Automation
• Pro-activité
• Français