Senior Business Systems Manager

Tmp; City of Westminster; On-site; GBP 80,000 - 100,000; Full time

Job summary

A leading enterprise solutions firm in City of Westminster seeks an experienced professional to optimize enterprise systems and data processes. You will lead the integration of multiple platforms, ensuring data integrity and operational efficiency while driving improvements in workflows and automation. Ideal candidates have over 5 years of experience in business-systems management within professional services, strong leadership skills, and a track record in managing vendor relationships. This role offers competitive benefits and a supportive workplace culture.

Benefits

Generous holiday allowance (Plentiful PTO)

Private healthcare and dental insurance

Parental leave – 12 Weeks Full Pay for Primary Carers

Qualifications

• 5+ years of experience in enterprise business-systems management within professional services or marketing environments.
• Expertise in integrating PSA, ERP, CRM, and BI platforms.
• Proven experience leading system implementations and managing vendor relationships.

Responsibilities

• Define and deliver the multi-year business systems and data roadmap.
• Oversee middleware and API connections and maintain master data standards.
• Partner with Finance and IT to ensure end-to-end data integrity.

Skills

Enterprise business-systems management

System implementation management

Leadership and stakeholder management

Integrating PSA, ERP, CRM, and BI platforms

Work across functions and geographies

Job description

Overview

This role exists to optimise how enterprise systems, data, and processes support scalable growth. You will lead integration across Kantata, Intacct, and HubSpot, ensuring data integrity, streamlined workflows, and actionable insights. Acting as a bridge between Operations, Finance, IT, and business stakeholders, you will drive system improvements, enable automation, and ensure platforms support operational efficiency and margin.

Responsibilities

• Define and deliver the multi-year business systems and data roadmap
• Evaluate emerging technologies for ROI and readiness, including AI, Copilot, and data-warehouse tools
• Represent Operations in cross‑functional tech and data steering forums
• Oversee middleware and API connections and maintain master data standards
• Partner with Finance and IT to ensure end‑to‑end data integrity from project to invoice
• Establish data governance model, definitions, and audit routines
• Optimize key workflows for scalability and sponsor automation initiatives
• Measure system‑enabled efficiency gains and publish improvement metrics quarterly
• Manage external implementation partners
• Lead vendor negotiations, renewals, and performance reviews across core platforms
• Coordinate system budgets and report ROI to Operations and Finance leadership
• Develop communication and training strategies for system changes
• Foster a culture of data literacy and system confidence across the organization

Qualifications

• 5+ years of experience in enterprise business‑systems management within professional services or marketing environments
• Expertise in integrating PSA, ERP, CRM, and BI platforms
• Proven experience leading system implementations and managing vendor relationships
• Strong leadership and stakeholder‑management skills, able to operate strategically while remaining hands‑on
• Experience developing or improving systems workflows, dashboards, or governance frameworks
• Ability to work across multiple functions and geographies in a matrixed environment

Benefits

• Generous holiday allowance (Plentiful PTO)
• Shutdown between Christmas and New Year
• Private healthcare and dental insurance
• Group income protection
• Salary sacrifice pension scheme
• Access to well‑being coaching or counselling sessions once a week
• Financial health support
• Parental leave – 12 Weeks Full Pay for Primary Carers and an additional 50% pay for 12 more weeks
• Use our portal to access discounts and cashback at plenty of retailers. You can also sign up for our cycle‑to‑work scheme.
• Sustainable Future Giving – donating to plant trees, tracking impact, and helping reduce emissions.