Transformation & Systems Manager

People Transformation & Systems Manager

Final date to receive applications: 27 July 2026

Department: IT

Employment Type: Permanent - Full Time

Location: London

Mountain Warehouse is continuing to evolve and modernise its People function, processes, and systems, with a strong focus on improving colleague experience, operational efficiency, and organisational capability across the business.

We are looking for an experienced People Transformation Manager to support the delivery of strategic and operational change initiatives across the People function. Reporting into the Head of People Transformation, this role will play a key part in coordinating and delivering transformation activity across Core People, Talent Acquisition, Learning & Development, Internal Communications, and People Systems.

The successful candidate will help drive the execution of the People roadmap, ensuring programmes, systems, processes, and stakeholders remain aligned to business priorities and future growth plans.

A key focus of the role will be supporting the continued development and optimisation of our People technology landscape, including Dayforce (HRIS & LXP) and Pinpoint (ATS). While these platforms are already live, there remains significant opportunity to enhance functionality, improve processes, support integrations, and drive adoption across the business.

The role will work closely with People teams, Technology teams, SMEs, third-party partners, and business stakeholders to coordinate change activity, support system enhancements, and help ensure successful delivery of transformation initiatives.

• Create and coordinate the delivery of the People transformation roadmap and operational improvement initiatives across the People function
• Coordinate project plans, timelines, actions, and dependencies across multiple People work streams
• Work closely with the People leadership teams to support prioritisation and delivery of key initiatives
• Track progress across programmes and provide regular updates on milestones, risks, and delivery status
• Identify opportunities to improve processes, colleague experience, and operational efficiency across People teams
• Support the development of consistent project governance, documentation, and delivery approaches across transformation activity

• Coordinate the ongoing enhancement and optimisation of the People systems landscape, including Dayforce (HRIS & LXP) and Pinpoint (ATS)
• Support system enhancement activity, configuration updates, testing, and rollout of new functionality and modules
• Work closely with system owners, SMEs, Technology teams, and third-party providers to support implementation and issue resolution activity
• Assist with the ongoing improvement of integrations between Dayforce, Pinpoint, and other business systems
• Support data quality, reporting improvements, process consistency, and system governance across the People technology landscape
• Act as a key point of coordination between operational People teams and technical delivery teams

• Support the delivery of People transformation initiatives from planning through to implementation and adoption
• Coordinate stakeholder engagement activity across People, Technology, Payroll, Finance, Retail, and external partners
• Support communication and change management activity to help drive successful adoption of new systems, processes, and ways of working
• Assist with process mapping, process improvement, and identification of opportunities for greater efficiency and optimisation
• Coordinate cross-functional activity across multiple stakeholders, ensuring timelines, risks, and dependencies are effectively managed
• Ensure project activity is appropriately documented, communicated, and embedded into operational teams
• Support continuous improvement activity by capturing feedback, lessons learned, and evolving business requirements

We are looking for someone who is highly organised, collaborative, and comfortable operating in a fast-paced environment with multiple priorities and…