Information Security Manager | £70,000–£80,000 | Remote (UK) | Eligible for SC/DV Clearance
Protect. Enable. Lead.
Join TwinStream—a dynamic, engineering-led consultancy born from real-world problem solvers within UK government organisations. We bring technical excellence to complex missions, and now we’re looking for someone who can elevate our security posture as we continue to grow.
If you want a role where you're trusted, empowered, and hands-on with real impact—this is it.
Why TwinStream?
In 2019, our founders united their expertise to build a business that delivers exceptional service and cutting-edge solutions across government, defence, and highly regulated sectors.
Today, TwinStream teams operate both on-site with clients and remotely nationwide, supporting high-stakes, high-impact work. We're scaling rapidly—and your voice will matter.
The Role: Information Security Manager
We’re searching for a practical, proactive, mid-to-senior InfoSec practitioner who thrives on doing—not just advising.
This is a delivery-focused role, perfect for someone who enjoys:
Crafting and updating policies
Driving governance, risk, and compliance
Embedding secure-by-design practices
Boosting security awareness and culture
Being the go-to security expert within the business
You’ll work independently, without line management duties, owning day-to-day information security operations. Our IT teams handle the tooling—your mission is governance, risk, compliance, and enabling secure delivery.
What You’ll Be Doing
Own and manage all information security incidents & organisational risks
Maintain and evolve our Information Security Management System (ISMS)
Lead policy creation, updates, and compliance tracking
Drive continuous improvement of security practices and behaviours
Ensure compliance with ISO 27001, Cyber Essentials Plus, UK GDPR, and MOD CSM v3/v4
Plan, coordinate, and support internal/external audits and pen tests
Embed security into projects, cloud services, and software delivery
Deliver engaging security training and awareness sessions
Contribute to Business Continuity, Disaster Recovery, and internal audit
Act as TwinStream’s primary point of contact for all things InfoSec
What You’ll Bring
Proven experience as an Information Security Manager or similar
Strong experience in incident management, risk governance, and practical InfoSec delivery
Ability to embed security into modern software development and cloud environments
Strong knowledge of ISO 27001, Cyber Essentials Plus, and UK regulatory requirements
Excellent communication skills—confident translating security for all audiences
Comfortable working remotely in a flexible, fast-paced environment
Relevant certifications (e.g., CISSP, CISM, ISO 27001 Lead Implementer/Auditor)
Eligible for UK Security Clearance (minimum SC)
Why You’ll Love Working With Us
8% employer pension contribution
Private medical cover including dental & optical (for you and your family)
Learning & development autonomy — you drive your growth
Flexible remote working that actually supports your life
Electric vehicle salary sacrifice scheme
Cycle to Work + Life Assurance
28 days’ holiday + bank holidays
Quarterly meet-ups, summer party & Christmas celebrations
We’re building something special—and you’ll be at the heart of it.
Ready to make your mark?
Join a team where your expertise shapes how we protect people, systems, and missions that matter.