Complex Programmes Capability Principal

Job Description

Job Req ID: 57732

Posting Date: 17th April 2026

Function: Security

Location: London, Ipswich

Salary: Competitve with great benefits

Due to the sensitive nature of this role, you will be required to undergo DV (Developed Vetting) level Security Clearance (https://www.gov.uk/government/publications/united-kingdom-security-vetting-clearance-levels/national-security-vetting-clearance-levels). An allowance of £5k per annum may be payable monthly while you hold this DV and continue to work in a role that requires that level of security clearance. The terms of this allowance will be made available if you are successful in being recruited into this role.

Security isn’t always the first thing that comes to mind when you think of BT, but when it comes to keeping everyone safely connected, We Are The Protectors. We deal with thousands of cyber-attacks every day, so that millions of people can safely go about their daily lives and run their businesses. We deliver vital work at scale, with real breadth and impact. We connect for good.
You'll be joining a specialist security team that is a trusted partner to governments worldwide, protecting critical national infrastructure and committed to the safety and security of our nation and global communities. Our mission focused work is innovative, inspiring and technologically challenging in a way that makes every day different and stimulating. We provide the opportunity to work on rare projects, with exciting tools and brilliant people. Everyone has access to unparalleled professional and personal development opportunities and your contribution is always valued.

About the role

The Capability Principal – Complex Programmes leads the team and the creation of end-to-end technical solutions in the GSS Complex Engineering space, ensuring that business requirements are translated into designs and deliverables, which meet customer needs whilst considering the impact of those solutions on all technical and business areas.

This job role can be based in London or Ipswich, Monday-Friday 37.5 hours per week. You will need to be eligible to obtain DV Security Clearance before starting this role. You will need to have lived in the UK for 10+ years to be eligible.

What you’ll be doing

• Mentors, coaches, and manages the team to develop current and future capabilities and ensure high team performance.
• Oversees the capture of customer technical requirements and translation to detailed solution design in accordance with design methodology.
• Leads and sets the strategy for the Complex space, ensuring it is capable of delivering excellence in end-to-end technical solutions.
• Operates as an SME within own field of expertise, contributing towards the technical direction, and determining the optimum solution design for customers.
• Oversees customer solution design engagement, optimising statement of work creation, including any 3rd party deliverables.
• Oversees the development of strong customer relationships at the senior level through providing specialist service design expertise and influencing the customer's service strategy and operational decisions.
• Leads customer migration planning and implementation.
• Manages the identification of potential risks and the implementation of controls and mitigations, ensuring compliance with relevant industry and company policies.
• Monitors change management, providing impact assessments and design documentation updates.
• Coordinates the reviews of solutions to ensure full integration across all aspects, ensuring consistency in architecture and technical processes.
• Oversees the prioritisation of design and delivery elements, and allocation of project workload to ensure delivery on time and within budget.
• Strategizes the development and evolution of products, continuously seeking to improve customer experience through the product lifecycle.
• Leads the implementation of continuous improvement opportunities to improve the customer solution design team’s processes.

Essential Skills / Experience

• Solution Design: Designs the essential core building blocks that make up a technical solution.
• Requirements Analysis: Verifies that solutions will meet business and operational requirements and that the solution fits into a larger architectural strategy and underlying infrastructure.
• Technology Integration: Chooses and refines the technologies employed in a new product, process, or service.
• Technology Migration: Takes actions to move from one technology operating environment to another.
• Risk Management: Identifies, evaluates and manages risks by developing and implementing strategies, frameworks, policies, procedures and practices.
• Business Process Improvement: Analyses business processes and workflows within the team and identifies new approaches to redesign business activities or optimise performance, quality and speed of processes.
• Presenting/Demonstrating: Describes a product or service to the customer and offers the customer an opportunity to verify facts and understand how it works.
• Proposal Development: Develops a compelling proposal including an assessment of competitive positioning and identifying steps to be taken.
• Inclusive Leadership: Leverages diverse and inclusive thinking to maximise the effectiveness and success of teams, policies, practices, and products.
• Decision Making: Gathers information, and analyses different scenarios, assesses alternative resolutions and reaches a decision.
• Customer Relationship Manager - Maintains relationships with customers, cultivating a favourable reputation by meeting customer needs in an effective and timely manner and using data analysis to track and manage the overall relationship.
• Deep understanding of the role of technology provider into the community (customer base)
• Maintains DV+ clearance
• Extensive experience leading end to end software/platforms/systems engineering teams
• Leading highly complex and large customer projects in a professional or managed services environment

Desirable Skills / Experience

• Member of a professional body desirable e.g. Institution of Engineering and Technology

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:

• Company car scheme (or cash alternative)
• 15% on target annual bonus
• Private healthcare for you and your family
• 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
• Equalised 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.

Security is one of the fastest growing parts of our global organisation. We are protecting our networks from more than 6,500 cyber attacks each day, investing over £40m in research each year - and in employing nearly 3,000 people, we’re also the largest private cyber employer in the UK. With incredible opportunities to learn, develop and grow your skills, we’ll invest in you, nurture your potential and shape your future – whatever your background or experience.

In today’s world, safe and secure digital connections have never been more vital. You’ll be joining a global company operating at the forefront of the information age: BT employs 90,000 people in 180 countries. With huge scale, we’re capable of achieving great things, striving to be personal, simple, and brilliant for our customers whilst creating an inclusive working environment where people from all backgrounds can succeed. Play your part. Make a difference. We are the Protectors.

A FEW POINTS TO NOTE:

Although these roles are listed as full-time, if you’re a job share partnership, work reduced hours, or any other way of working flexibly, please still get in touch.

We will also offer reasonable adjustments for the selection process if required, so please do not hesitate to inform us.

DON'T MEET EVERY SINGLE REQUIREMENT?

Studies have shown that women and people who are disabled, LGBTQ+, neurodiverse or from ethnic minority backgrounds are less likely to apply for jobs unless they meet every single qualification and criteria. We're committed to building a diverse, inclusive, and authentic workplace where everyone can be their best, so if you're excited about this role but your past experience doesn't align perfectly with every requirement on the Job Description, please apply anyway - you may just be the right candidate for this or other roles in our wider team.