Business Systems Project Manager in London

Business Systems Project Manager in London

London Full-Time 63000 - 77000 £ / year (est.) Home office (partial)
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At a Glance

  • Tasks: Lead exciting business systems projects, ensuring smooth delivery and stakeholder engagement.
  • Company: Join ONNEC Group, a leading tech partner with a diverse and inclusive culture.
  • Benefits: Enjoy competitive pay, career growth, and a supportive work environment.
  • Other info: Be part of a dynamic team focused on delivering cutting-edge connectivity solutions.
  • Why this job: Make a real impact by driving innovative projects in a rapidly growing company.
  • Qualifications: Experience in business systems and project management, with strong stakeholder skills.

The predicted salary is between 63000 - 77000 £ per year.

ONNEC Group are a leading independent technology partner and global integrator, with over 30 years experience, and a 800+ team of global experts, specialising in providing end-to-end connectivity solutions that propel organisations everywhere.

From structured cabling to managed services, our end-to-end services give infrastructure that can be completely replied on.

Design.

Build.

Deploy.

Optimise.

We offer a complete solution for business connectivity.

We are a rapidly growing organisation and finding and retaining the highest calibre of people is fundamental to us for the success of our business, we work hard to create a challenging, supportive and satisfying working environment for all our employees.

ONNEC has successfully achieved the Investors in Diversity Foundational Award for our commitment to equality, diversity and inclusion in the workplace.

The Business Systems Project Manager leads the delivery of business systems projects across Onnec, ensuring system changes, migrations and implementations are delivered to agreed scope, quality, timeline, cost and business benefit.

The role works closely with business stakeholders, IT, suppliers and regional teams to manage requirements, governance, testing, data readiness, change, adoption and transition to support.

What you’ll be doing as our Business Systems Project Manager

  • Lead end-to-end delivery of business systems projects, including ERP, HR, workflow, reporting and operational platform initiatives.
  • Define scope, requirements, deliverables, milestones, dependencies, RAID logs, governance routes and success measures with business and IT stakeholders.
  • Coordinate cross-functional teams across Business Systems, IT, Finance, HR, Operations, Data, suppliers and regional stakeholders.
  • Produce and maintain clear project plans, status reports, action logs, decision records, budget tracking, resource plans and stakeholder communications.
  • Manage risks, issues, changes, dependencies and escalations proactively, ensuring timely decisions and transparent reporting to sponsors and leadership.
  • Support data readiness, migration planning, testing, user acceptance, process mapping, training, communications and business change activities.
  • Coordinate suppliers and internal teams to ensure system configuration, integrations, controls, reporting and support models are delivered effectively.
  • Ensure projects follow Onnec governance, security, compliance, data protection, change management and documentation requirements.
  • Drive adoption, benefits realisation and transition to support by embedding processes, ownership, knowledge transfer and post-go-live improvement actions.

2026 Focus

Lead the Net Suite rollout in the Nordics; manage the Net Suite migration from RSM; and support delivery of the HR system implementation, with strong governance, data readiness, testing, stakeholder engagement, adoption and transition-to-support planning.

What we’re looking for in our Business Systems Project Manager

  • Extensive experience delivering business systems, ERP, HR, finance, workflow or operational platform projects, with strong planning, stakeholder management, supplier coordination, risk management and delivery governance skills.
  • Demonstratable previous experience in delivering/implementing business systems/managed software projects in complex, international organisations
  • Able to translate business requirements, process needs and data dependencies into clear scope, plans, testing, adoption and support outcomes.
  • Very familiar with Agile, hybrid and waterfall delivery methods; PMI/PMP, CAPM, Agile or Scrum Prince2 training
  • Experience in delivering or supporting Netsuite
  • Experience delivering / implementing HR system, ideally People HR
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Business Systems Project Manager in London employer: Onnec

ONNEC Group is an exceptional employer that values innovation and collaboration, offering a dynamic work culture where employees can thrive. With a commitment to professional development and a focus on employee well-being, the company provides ample growth opportunities and supports a healthy work-life balance, especially for those in the EHS Compliance Officer role who will engage with diverse teams across the UK and Europe.

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Contact Details:

Onnec Recruitment Team

We think you need these skills to ace Business Systems Project Manager in London

Project Management
Stakeholder Management
Risk Management
Supplier Coordination
Agile Methodologies
Waterfall Methodologies
ERP Implementation