Be You - Our people create our best Plexus.
Ingrained in our culture of inclusion is the philosophy that each individual offers diverse perspectives, backgrounds and experiences that create great outcomes when we are united as a team.
We embrace the differences of all our colleagues, celebrate diversity and welcome applications from underrepresented groups and candidates, regardless of their background. We are proud to be registered as the Disability Confident committed employer, and we recruit purely on the basis of skills and experience.
Who we are and what we do?
We help our customers deliver products to the world which have a profound impact on people’s lives.
From ultrasound units and 3D printing to network security applications and in-flight Wi-Fi, we help create products that build a better world.
We’re a global team of experts who partner with our customers to bring their products to life through inspired innovation and world-class customer service.
Whether you’re looking to start, change, or advance your career find your path at Plexus and leave your mark on the world with us.
Plexus: The Product Realization Partner
Tired of corporate bureaucracy and slow decision cycles? Join Plexus, where your deep expertise in the UK Defence sector translates directly into winning business and shaping our global corporate strategy. We are not an OEM; we are an agile, multi-billion-dollar product realization partner where the time from "idea" to "decision" is measured in days, not months. Your work here will have unprecedented velocity and impact.
We are seeking a results-driven Business Development Director to spearhead Strategic Growth in the UK Defence sector to drive significant expansion and position Plexus as the key disruptive partner in this critical sector.
Key Responsibilities: Autonomy, Strategy, and Impact
This role grants you full end-to-end ownership of our strategic trajectory within UK Defence.
Own the Strategic Growth Agenda: Lead the UK Defence sales cycle from initial market engagement through to securing the contract, with full autonomy to define and execute the strategic approach necessary for high-value wins.
Be the Voice of the Customer and Solution Architect: Directly engage with our global engineering, manufacturing, and supply chain leadership to translate complex customer needs into disruptive, rapid-response solutions that leverage our entire Product Realization Value Chain.
Directly Influence Investment & Capability: Act as the strategic advocate for future capability and technology requirements, ensuring our solutions and internal investments directly align with and accelerate Plexus’s strategic goals.
Cultivate High-Value Relationships: Build and nurture multi-level, executive relationships with both external customers and key internal teams, becoming the recognised expert in our end-to-end value stream.
Market Leadership: Maintain comprehensive market knowledge to identify and prioritize emerging risks and opportunities, informing and leading our overall market development efforts.
Required Skills & Qualifications:
The ideal candidate will be an established strategic leader capable of thriving in a fast-paced environment.
Sector Expertise & Network (Essential):
Tier 1 leadership experience driving significant revenue and strategic growth within the UK Defence sector.
A well-established professional network and a demonstrable track record of securing substantial, multi-year contracts within the UK Defence industry.
Proven expertise in applying strategic selling principles and methodologies to achieve business development targets.
Education: Bachelor's degree (Master's degree preferred) in a relevant discipline, coupled with progressive experience in a business development or sales leadership role.
Executive Presence: Exceptional executive-level communication, presentation, and interpersonal skills, with the ability to effectively engage and build credibility with C-suite and senior military stakeholders.
Strategic Acumen: Robust analytical skills with the capacity to interpret complex market trends, competitive dynamics, and customer intelligence to inform high-stakes strategic decision-making.
Entrepreneurial Drive: Strong self-management skills with a proven ability to independently drive complex assignments to completion with minimal oversight.
Influence & Collaboration: Demonstrated ability to influence stakeholders, navigate complex organizational landscapes effectively, and thrive in an agile, high-velocity environment where strategic decisions are made quickly, rewarding entrepreneurial drive.
Note on Clearance: Due to the nature of project work, we require candidates to hold U.K. nationality or to either have, or be able to go through, U.K. national security vetting and clearance.
Compensation & Reward:
Your success will be directly and substantially rewarded. This role includes a generous, uncapped commission scheme designed to significantly compensate exceptional performance and high-value contract wins.
Join Plexus: Where Your Impact is Immediate and Your Influence is Global.
Why you will love it?
At Plexus, we’re at our best when opportunities are met with passion, open communication, and teamwork. Our employees work alongside a global team of experts who engage in projects that span a variety of industries – helping our customers in creating the products that build a better world.
At Plexus, you will find:
A workplace centered on collaboration and integrity
Supportive leadership teams that value work-life balance through a flexible work environment
An inclusive environment that values diverse backgrounds, experiences, and expertise
Flexible career paths across a variety of disciplines
Innovative design solutions and state-of-the-art technology that improves lives
Through our commitment to local community involvement we encourage our employees to participate in outreach activities with charities, local Schools, Universities, and Colleges and to promote careers in the STEM fields
Additionally, when you join, we want you to enjoy what you do and be rewarded for your contribution, so we have a range of attractive benefits on offer:
Bespoke development plan
Online learning and formal development programs
Full-time, permanent employment contract
Enhanced pension contributions
33 days of annual leave (inclusive of public holidays)
Paid family leave
Private medical insurance
Group income protection insurance
Employee Assistance Program (EAP)
Electric Vehicle Salary Sacrifice Scheme
Cycle to work scheme
Volunteer time off
Flexible Hybrid Working Available (role dependent)
Life assurance
Occupational health
Vision care discounts
Discount schemes
Company sick pay scheme
Onsite gym/ discounted gym
Application Process
We don’t look for culture fit, but culture add. We value all the perspectives our team brings to the table, and we want to hear from YOU. We encourage people from all backgrounds to apply to our positions, and will look at candidates holistically, balancing work, education and additional experiences.

