Freelance Senior Project Manager

Company: mustard | B Corp™
Apply for the Freelance Senior Project Manager
Location: London
Job Description:

Job Title : Freelance Senior Project Manager

Contract : 12 month contract || Inside IR35

Rate : £55ph ( umbrella)

Location : London || Hybrid

Job Ref : 40740

The Opportunity

We’re partnering with a globally recognised technology and consumer products organisation undergoing significant business transformation. As a Senior Project Manager, you’ll take ownership of a large-scale strategic programme, driving delivery across multiple business functions and international teams.

This is an opportunity to lead high-profile initiatives that directly influence operational effectiveness, commercial performance, and long-term business strategy. You’ll work closely with senior stakeholders across the UK and US, managing complex workstreams from discovery through to implementation.

What You’ll Be Doing

  • Leading the delivery of large, complex strategic projects from initiation through to completion.
  • Developing and maintaining detailed project plans, schedules, governance documentation, and delivery artefacts.
  • Coordinating cross-functional teams to ensure alignment on objectives, timelines, and priorities.
  • Managing communication across project teams, stakeholders, executive leadership, and external partners.
  • Tracking project performance, milestones, budgets, risks, and dependencies throughout the project lifecycle.
  • Identifying, assessing, and mitigating project risks while proactively resolving issues.
  • Driving process improvement initiatives and recommending enhancements to ways of working.
  • Supporting organisational change activities and ensuring successful adoption of new processes and systems.
  • Producing executive-level presentations, reports, and project updates.
  • Building strong relationships with senior stakeholders and aligning delivery with wider business objectives.

What We’re Looking For

  • Bachelor’s degree or equivalent experience in Project Management, Business Administration, or a related field.
  • 7+ years’ experience managing large-scale, complex projects or programmes.
  • Demonstrable success delivering strategic initiatives across global, cross-functional teams.
  • Strong stakeholder management skills with experience engaging senior leadership and executive teams.
  • Excellent communication, presentation, and influencing abilities.
  • Proven experience managing project budgets, timelines, risks, and governance frameworks.
  • Strong understanding of project management methodologies, tools, and best practices.
  • A proactive mindset with a passion for continuous improvement and operational excellence.

Bonus Points For

  • Experience supporting Target Operating Model (TOM) design or transformation programmes.
  • Background within technology, consumer electronics, telecommunications, or commercial business environments.
  • Experience delivering enterprise-wide systems implementations.
  • Knowledge of supply chain, logistics, operations, or business transformation projects.
  • PMP or equivalent project management certification.

Why Apply?

This is a fantastic opportunity to join a globally recognised organisation at a pivotal stage of growth and transformation. You’ll have the chance to lead impactful programmes, work with senior decision-makers, and help shape the future direction of a complex international business while enjoying a collaborative and forward-thinking environment.

Please get in touch with Hannah Lawry to discuss the role in more detail. Hannah is a specialist creative recruitment consultant at mustard.

For more information or to explore other opportunities, call mustard on 0203 587 7731 or visit www.mustardjobs.co.uk/jobs.

mustard is committed to fostering an inclusive and diverse workplace. We welcome applicants from all backgrounds and ensure our recruitment process is free from discrimination and bias.

Posted: June 2nd, 2026