Job Description

Must hold or be eligible to achieve SC-level Security Clearance.

About the role

As a Solution Architect, you’ll shape secure communications and digital solutions that support critical Defence programmes and help protect the UK’s national interests. You’ll work alongside customers, sales teams, bid specialists and technical experts, turning complex requirements into practical, secure and commercially viable solutions across networking, unified communications and computing infrastructure. This is an opportunity to influence major customer solutions from early engagement and bidding through to design and delivery.

What you’ll be doing

• Partner with customers and sales teams to understand business challenges, qualify opportunities and identify where technology can deliver the right outcome.
• Lead the technical response to public and private sector bids, proposals and tenders, bringing together requirements, solution designs and compelling customer presentations.
• Design secure, resilient and commercially viable solutions across telecommunications, connectivity, unified communications or computing infrastructure.
• Coordinate technical, security, service and commercial specialists, ensuring every part of the solution works together and meets the customer’s requirements.
• Own the solution architecture through the opportunity, design and delivery lifecycle, managing risks and ensuring alignment with architecture governance and Secure by Design principles.

Essential Skills / Experience

• Bid and pre-sales solution development: Proven ability to develop technical responses for public or private sector bids, proposals and tenders, including requirements analysis, solution development, technical writing and customer presentations.
• Broad infrastructure solution design: Practical experience designing solutions in at least one of the following areas: telecommunications and connectivity, including LAN, WAN, MPLS, IP, SD-WAN, optical transport or DWDM; unified communications and collaboration; or on-premises, cloud-hosted or hybrid computing infrastructure.
• Customer-led end-to-end architecture: Ability to translate customer business, operational and technical requirements into secure, deliverable and commercially viable solutions, taking ownership of the architecture and bringing multiple technical and non-technical contributors together.

Desirable Skills / Experience

• Experience working in Defence, Government, Critical National Infrastructure or another highly regulated environment.
• Knowledge of secure interconnection services, network security or boundary protection solutions.
• Understanding of Secure by Design, security assurance, risk management or relevant NCSC guidance.
• Experience developing technology roadmaps, transition strategies or long-term architectural plans.
• Knowledge of Model-Based Systems Engineering or Defence architecture frameworks.
• Relevant professional certification, such as TOGAF, CISSP, CCNP/CCIE, Juniper, Fortinet, AWS or Azure.
• Current or previously held Security Check clearance would be useful, although it is not essential at application stage.

Our Package

Tailored benefits make a real difference. That’s why we offer a comprehensive range to support your growth, wellbeing, and everyday life.

You can design the package to suit you and your lifestyle. Your core benefits include:

• 10% on target annual bonus
• 25 days Holiday
• Access to an online private GP 24/7 for you and your immediate family
• Market-leading paid carers leave with up to 2 weeks off
• Equalized maternity, paternity, and adoption leave – 18 weeks’ full pay and 8 weeks’ half pay
• Discounted EE and BT products, including mobile and broadband
• Market leading Pension scheme – 5% from you and 10% from us
• Holiday purchase scheme

You can select additional benefits, including healthcare, dental, gym memberships and more when you’re ready.

Ready to connect for good and help shape the future? Apply now.

Join us at a pivotal moment for BT Business. We are executing a multi-year transformation to restore growth, modernise at scale and unlock new markets beyond connectivity. Our ambition is clear – return to sustainable revenue and EBITDA growth, strengthen our market position, and deliver meaningful shareholder value through disciplined execution and bold reinvention.

We are fundamentally reshaping the business – simplifying our portfolio, digitising our customer experience and building market-leading capability across cyber, AI and managed services, all powered by the UK’s leading fixed and mobile networks. This is a shift from a legacy connectivity provider to a modern, solutions-led, AI-first business that can truly differentiate in a competitive and fast-moving market.

With execution momentum building and a clear path to growth, the opportunity now is to scale what works, accelerate performance and fully realise our potential. This is about delivering against ambitious financial outcomes while transforming how we operate – creating a business that is simpler, faster, more innovative and easier to do business with.

If you want to be part of the team shaping the turnaround of a multi-billion-pound business – and building a stronger, more competitive BT for the future – this is your moment.