Skip to main content

Director, Defence and National Security - Commercial & Financial Advisory, Infrastructure and Capital Programmes

This job is brought to you by Jobs/Redefined, the UK's leading over-50s age inclusive jobs board.

Job description

Connect to your Industry

Our Infrastructure and Capital Projects team (I&CP) provides market leading commercial and financial advice to the public and private sectors. We are continuing to expand our presence across the Defence and National Security market with a focus on servicing private sector client. This represents an exciting opportunity for the right individual to lead and drive business growth and delivery of high impact projects in this area. Please see our website for more information on Deloitte Infrastructure and Capital Projects.

Connect to your career at Deloitte

Deloitte drives progress. Using our vast range of expertise, that covers audit, strategy, risk, transaction advisory and consulting services across tax, legal, business, technology, transformation and corporate finance, we help our clients become leaders wherever they choose to compete. To do this, we invest in outstanding people. We build teams of future thinkers, with diverse talents and backgrounds, and empower them all to reach for and achieve more.

What brings us all together at Deloitte? It's how we approach the thousands of decisions we make every day. How we behave, our beliefs and our attitudes. In other words: our values. Whatever we do, wherever we are in the world, we lead the way, serve with integrity, take care of each other, foster inclusion, and collaborate for measurable impact. These five shared values lead every decision we make and action we take, guiding us to deliver impact how and where it matters most.

Connect to your opportunity

Our Infrastructure and Capital Projects team has extensive experience of advising on major procurements and complex transactions at the interface between the public and private sectors. From initial commercial/financial strategy, market engagement, planning and running transactions / procurements, contract structuring and negotiation through to contract exit and transition.

Our broader team service areas include:

  • Major infrastructure and capital programmes
  • Government led reorganisations and restructurings
  • Public sector transformation
  • Privatisations and outsourcings

As a Director within our Infrastructure & Capital Projects team (Defence & National Security), you will be a senior leader responsible for driving and delivering commercial, financial and procurement advisory servicescross our Defence and National Security clients. You will leverage your knowledge of and relationships in the market to secure and deliver on a range of mandates including complex commercial & financial strategies, investment appraisals, procurement & delivery models, contract negotiations and risk management. This role demands a blend of client relationship building, business development, strategic thinking, commercial /financial acumen and team leadership.

Your responsibilities will include:

Business Development & Growth

  • Identify, cultivate, and convert new business opportunities within the Defence and National Security markets expanding Deloitte's footprint in commercial and procurement advisory. Whilst we work across both the public and private sectors, we are particularly interested in candidates with experience of private sector Defence and National Security entities.
  • Drive business development efforts, including identifying new opportunities, shaping proposals, leading pursuit teams and expanding relationships with existing clients.
  • Build and maintain strong, trusted relationships with senior client stakeholders.
  • Lead the development of compelling proposals, pitches, and thought leadership pieces to showcase Deloitte's capabilities and value proposition.

Client Delivery and Project Leadership

  • Lead and oversee the successful delivery of complex commercial and financial advisory engagements within the Defence and National Security sector ensuring high-quality outputs, client satisfaction, and adherence to project timelines and budgets.
  • Providing strategic guidance to senior leaders and executives across the public and private sectors on the planning and delivery of complex transformation programmes.
  • Engage and collaborate with clients to understand their business objectives, goals and develop a strategy and plan for setting up or transforming their business, with a focus on commercial, contracting, financing and procurement models.
  • Lead multi-disciplinary project teams (incl. leveraging the breadth of expertise and experience across Deloitte) to deliver high quality engagements in line with client and contractual requirements. Collaborate with cross-functional teams to ensure seamless project execution and knowledge sharing.
  • Foster strong client and third party relationships, serving as a trusted advisor and maintaining a deep understanding of business needs.

Team Leadership & Development

  • Lead, mentor, and develop a high-performing team of consultants, fostering a culture of excellence, collaboration, and continuous learning.
  • Provide constructive feedback, coaching, and career guidance to junior colleagues, supporting their professional growth within Deloitte.
  • Manage project teams effectively, allocating resources, defining roles, and ensuring clear communication.
  • Mentor and develop team members, providing guidance and support in their professional growth.

Thought Leadership & Market Presence

  • Act as a recognised subject matter expert in commercial and procurement advisory for infrastructure, both internally and externally.
  • Represent Deloitte at industry conferences, seminars, and client events, enhancing our market profile and brand.
  • Lead market eminence efforts in the public sector, including staying up-to-date with industry trends, emerging technologies, and regulatory changes that impact procurement and infrastructure delivery.

Quality & Risk Management

  • Ensure all engagements are delivered in accordance with quality standards, risk management policies, and ethical guidelines.
  • Proactively identify and mitigate commercial, contractual, and project risks for both clients and Deloitte.

Connect to your skills and professional experience

Technical skills and experience:

Essential

  • Extensive experience working in the Defence and National Security sector either with a top-tier consultancy, Tier 1 Defence company (or supplier to), within government (with extensive experience of interacting with the supply chain) and with a distinguished track record of delivering successful project outcomes.
  • Deep relationships with senior stakeholders across the Defence and National Security sector (public and private sectors), with the ability to influence at Board and Executive level.
  • Excellent client relationship management skills, with a focus on building long-term partnerships and delivering exceptional client service.
  • Proven experience in leading successful business development, including identifying opportunities, shaping proposals, leading pursuit teams, and expanding client relationships.
  • Proven track record of leading and successfully delivering complex commercial, financial and procurement engagements for private and/or private sector clients.
  • financial, commercial, and regulatory) impacting UK Defence.
  • A deep understanding of the financial and commercial aspects of government and private sector infrastructure, technology and/or service contracts.
  • Proven ability to lead project teams, influence stakeholders, and drive consensus in multi-party environments.
  • Ability to think strategically, identify market trends, and develop innovative solutions.

Desirable

  • A recognised procurement, accountancy or financial qualification (full or part qualified)
  • Demonstrable expertise in advising on complex defence supply chain strategies, including optimisation, risk management, and transformation at programme or enterprise level.
  • Demonstrable experience and relationships working with Tier 1 Defence companies

All applicants must hold (or be eligible for) Security Clearance to apply. Developed Vetting (DV) clearance is desirable.

Connect to your business - Strategy, Risk & Transactions Advisory

In an ever-evolving world, there are no certainties in business. Our teams help clients to navigate risks, process major transactions and deliver transformational change that will future-proof their business. Join us to make a positive difference. Our Infrastructure and Real Estate team supports both public and private sector clients on complex infrastructure, real estate, and capital projects.

Personal independence

Regulation and controls are standard practice in our industry and Deloitte is no exception. These controls provide important legal protection for both you and the firm. We are subject to a number of audit regulations, one of which requires that certain colleagues abide by specific personal independence constraints (e.g., in relation to any financial interests and employment relationships). This can mean that you and your "Immediate Family Members" are not permitted to hold certain financial interests (shares, funds, bonds etc.) with audit clients of the firm, and also prohibitions on certain employment relationships (e.g., you are not permitted to hold a secondary employment role with SEC audit clients of the firm whilst being employed by the firm). The recruitment team will provide further detail as you progress through the recruitment process or you can contact the Independence team upon request.

Connect with your colleagues

Get to know some of our team through our People Series, available through our blog page .

Our hybrid working policy

Your preferred home office will be Bristol or London with hybrid working.

At Deloitte we understand the importance of balancing your career alongside your home life. That's why we'll support you to work flexibly through our hybrid working policy. Depending on the requirements of your role, you'll have the opportunity to work in your local office, virtual collaboration spaces, client sites and remotely. You'll get the chance to meet face to face when needed, while you collaborate and learn from colleagues, share your experiences, and build the relationships that will fuel your career and prioritise your wellbeing. Please check with your recruiter for the specific working requirements that may apply for your role.

Connect to your return to work opportunity

Are you looking to return to the workplace after an extended career break?

For this role we can offer coaching and support designed for returners to refresh your knowledge and skills, and help your transition back into the workplace after a career break of two years or more. If this is relevant for you, just let your recruiter know when you make your application.

Our commitment to you

Making an impact is more than just what we do: it's why we're here. So we work hard to create an environment where you can experience a purpose you believe in, the freedom to be you, and the capacity to go further than ever before.

We want you. The true you. Your own strengths, perspective and personality. So we're nurturing a culture where everyone belongs, feels supported and heard, and is empowered to make a valuable, personal contribution. You can be sure we'll take your wellbeing seriously, too. Because it's only when you're comfortable and at your best that you can make the kind of impact you, and we, live for.

Your expertise is our capability, so we'll make sure it never stops growing. Whether it's from the complex work you do, or the people you collaborate with, you'll learn every day. Through world-class development, you'll gain invaluable technical and personal skills. Whatever your level, you'll learn how to lead.

Connect to your next step

A career at Deloitte is an opportunity to develop in any direction you choose. Join us and you'll experience a purpose you can believe in and an impact you can see. You'll be free to bring your true self to work every day. And you'll never stop growing, whatever your level .

Discover more reasons to connect with us, our people and purpose-driven culture at deloitte.co.uk/careers

Director, Defence and National Security - Commercial & Financial Advisory, Infrastructure and Capital Programmes

Deloitte
London, UK
Full-Time

Published on 12/03/2026

Share this job now