Senior Project Manager

Sagacity; Greater London; On-site; GBP 70,000 - 110,000; Full time

Job summary

Sagacity is seeking a Senior Project Manager to lead the successful delivery of complex, high-value projects and programmes in the UK market. You will act as a trusted advisor to clients and internal stakeholders, mentoring others and driving value through robust governance and quality management.

You will manage end-to-end delivery, oversee budgets and schedules, and collaborate with senior sponsors to ensure outcomes align with strategic objectives and statements of work.

Qualifications

• Experience delivering complex projects as a Senior Project Manager.
• Proven background in Utilities, Telecoms or Financial Services.
• Formal project management accreditation (e.g., AgilePM, PRINCE2).
• Strong leadership, problem-solving and decision-making abilities.
• Consultancy or professional services experience preferred.
• Solid planning, governance and documentation skills (MSP, programme environment).

Responsibilities

• Take end-to-end ownership for delivery of projects within time, cost, quality and scope.
• Lead complex projects or large programmes with client and contractual alignment.
• Define and maintain project quality management approaches.
• Develop and manage detailed Project Plans with milestones and dependencies.
• Monitor budgets, schedules, resources and quality metrics; escalate risks.
• Serve as primary contact for senior client sponsors and delivery teams.
• Build relationships and manage stakeholder expectations at all levels.
• Provide timely status reporting to senior stakeholders and governance forums.
• Establish governance frameworks and ensure compliance with delivery standards.
• Prepare and publish weekly and ad-hoc progress reports; highlight progress and risks.
• Act as senior interface between business and delivery teams to clarify requirements.
• Oversee Acceptance Criteria, quality thresholds and go-live criteria.
• Lead or support UAT and validation activities; prioritise and resolve defects.
• Drive post-delivery reviews and continuous improvement; mentor team members.

Skills

Industry domain

Senior PM experience

Accreditation

Leadership

Consultancy background

Planning & governance

Job description

As a Senior Project Manager, you will lead the successful delivery of complex, high-value projects and programmes, working independently or as part of a wider programme leadership team. You will provide senior-level project management expertise across multiple (and potentially concurrent) initiatives and will act as a trusted advisor to clients and internal stakeholders. You will be a proactive, self-motivated leader with a strong delivery mindset, capable of managing ambiguity, influencing at senior levels, and mentoring others within the project and programme team.

Responsibilities

• Take full ownership for the end-to-end delivery of projects to agreed time, cost, quality, and scope, proactively managing risk, dependencies, and delivery outcomes
• Lead complex projects and/or larger programmes, ensuring alignment with client strategic objectives, contractual commitments, and statements of work
• Define, implement, and maintain project quality management approaches, ensuring deliverables meet agreed standards and client expectations
• Develop, maintain, and actively manage detailed Project Plans, ensuring milestones, dependencies, deliverables, and quality checkpoints are clearly defined and tracked
• Monitor and control budgets, schedules, resources, and quality performance metrics, escalating risks, issues appropriately
• Act as the primary point of contact for senior client sponsors, business leaders, delivery teams, and third-party suppliers
• Build strong, trusted relationships and manage stakeholder expectations at all levels, with a clear focus on quality outcomes and value realisation
• Provide clear, concise, and timely status reporting to senior stakeholders and governance forums
• Establish and operate robust project governance, ensuring compliance with agreed delivery frameworks, quality standards, and assurance processes
• Ensure accurate and timely preparation and publication of weekly and ad-hoc progress reports, highlighting progress, successes, risks and remediation plans
• Act as a senior interface between business stakeholders and delivery (including technical) teams to ensure requirements are clearly understood, implemented, and validated
• Oversee the definition, documentation, and agreement of Acceptance Criteria, quality thresholds, and success measures prior to go-live
• Lead or support UAT and other validation activities, ensuring defects are prioritised, resolved, and verified prior to release
• Drive post-delivery reviews and lessons learned, embedding continuous improvement into future projects and programmes
• Support and mentor Project Managers and team members, promoting best practice in project delivery, governance, and quality management
• Contribute to the continuous improvement of project delivery standards, tools, methodologies, and quality assurance frameworks

Required Skills

• Experience in Utilities, Telecoms, or Financial Services
• Proven experience delivering complex projects as a Senior Project Manager
• Formal Project Management accreditation (e.g. AgilePM, PRINCE2)
• Strong leadership, problem-solving, and decision-making skills
• Consultancy or professional services background
• Strong planning, governance, and documentation skills (e.g. MSP, programme environment)