Gate One is a global business and digital transformation consultancy dedicated to helping clients thrive. As part of Havas, one of the world's largest global communications groups, creativity is in our DNA and informs how we think, work and accelerate meaningful change. We work shoulder-to-shoulder with our clients to deliver lasting impact, helping organisations build the capabilities, confidence and momentum to sustain change long after we have left.

As we continue to grow our Defence and Policing portfolio, we are seeking experienced Senior Consultants to help our clients tackle some of their most complex transformation challenges. Our work spans operating model transformation, programme delivery, organisational design, change management, digital enablement and service modernisation across policing, central government, and defence environments.

This is an opportunity to work on high-impact programmes while developing your consulting career in an ambitious and entrepreneurial firm.

The Opportunity

Senior Consultants play a pivotal role at Gate One. They lead workstreams, build trusted client relationships and apply strong consulting expertise to deliver meaningful transformation outcomes.

You will take ownership of complex project deliverables, working alongside senior client stakeholders and Gate One colleagues to solve challenging problems, shape transformation approaches and deliver lasting results.

You will have the opportunity to work across a diverse portfolio of Defence and Policing clients while developing expertise in large-scale public sector transformation and helping to grow our presence in this strategically important market.

You Will:

Lead and Deliver Complex Transformation Programmes

• Lead workstreams within major transformation programmes across defence, policing and wider public sector organisations.

• Structure and deliver analysis, design solutions and produce high-quality client deliverables.

• Help clients define and implement operating models, governance structures, organisational change and programme delivery approaches.

• Support transformation initiatives spanning people, process, technology and culture.

• Build trusted relationships with client stakeholders and act as a credible advisor throughout project delivery.

• Work autonomously whilst collaborating effectively across multidisciplinary client and consulting teams.

• Enable clients to achieve pragmatic, measurable and sustainable transformation outcomes.

Support Business Development and Account Growth

• Support the development of Defence and Policing client accounts through relationship-building and opportunity identification.

• Contribute to proposals, bids, credentials and go-to-market activities.

• Help shape sector propositions and thought leadership.

• Participate in client discussions and support senior colleagues in converting opportunities into new engagements.

Help Build Gate One

• Contribute to internal capability development, knowledge sharing and innovation initiatives.

• Support recruitment activities, mentoring and coaching of junior consultants.

• Actively contribute to our entrepreneurial and collaborative culture.

• Role model Gate One's values of empathy, humility, grit, entrepreneurship, aspiration and candour.

About You

You will bring experience gained within a management consulting environment alongside a strong track record of delivering transformation within Defence, Policing, or wider Public Sector organisations.

We welcome candidates who have developed their experience through a combination of consulting and industry roles. However, applicants must demonstrate sufficient consulting experience to operate successfully at Senior Consultant level.

You Will Also Bring

• Previous management consulting experience, ideally within a leading consulting firm or specialist transformation consultancy.

• Experience delivering complex transformation programmes within Defence, Policing, or Central Government environments.

• Expertise in one or more transformation disciplines, including:

  • Change management and adoption

  • Operating model design and implementation

  • Digital transformation

  • Programme and project delivery

  • Service transformation

  • Process improvement

  • Business readiness and mobilisation

• Experience leading workstreams with increasing autonomy and accountability.

• Strong stakeholder management skills and the ability to influence senior leaders.

• Experience coaching junior team members and contributing to high-performing teams.

• Excellent communication, facilitation and problem-solving skills.

• Curiosity, adaptability and a passion for delivering meaningful change.

• An interest in contributing to business development and sector growth activities.

• Active UK security clearance

Desirable Experience

• Experience working with UK Defence/Central Government organisations or policing organisations.

• Understanding of government operating environments, governance structures and transformation challenges.

• Experience working within secure or regulated environments.

Why Gate One?

At Gate One, you will be part of a consultancy that combines the agility and entrepreneurial spirit of a challenger brand with the scale and reach of the Havas network. We provide opportunities to work on high-impact transformation programmes, develop specialist expertise and shape the future growth of our business.

Our commitment is to offer an "Altogether More" employee experience, where talented people can do their best work, grow their careers and make a lasting impact on clients, colleagues and communities.

Inclusion & Accessibility

Gate One is committed to creating an inclusive environment where everyone can thrive. We welcome applications from individuals of all backgrounds and are committed to ensuring a fair and accessible recruitment process. Reasonable adjustments are available throughout the application process where required.

Candidates must hold the legal Right to Work in the UK and meet the level of experience outlined above to be considered for this role.