Cyber Essentials Plus Certified

Secure infrastructure
delivery for environments
that cannot fail

From public cloud to air-gapped and on-premises — we design, deploy, and operate infrastructure for organisations where the environment is complex and the margin for error is zero. DevOps, platform engineering, SRE — we cover the full stack.

Certified
Cyber Essentials Plus
Expertise
DevOps · Platform · SRE

Full-spectrum infrastructure engineering

DevOps, platform engineering, SRE, and everything in between — we cover the full delivery lifecycle across cloud, on-premises, and air-gapped environments, for teams who need it done right.

01
Platform & DevOps Engineering
We build and operate the platforms your engineering teams run on — across cloud, on-premises, and air-gapped environments. From container orchestration and workload deployment to full CI/CD pipelines and developer toolchains.
DevOps Containers Air-gapped
02
Infrastructure as Code
We codify your entire infrastructure — servers, networking, security policies, and deployments — making environments reproducible, version-controlled, and auditable. Essential for regulated and high-security operations.
Terraform Ansible Pulumi
03
CI/CD & Pipeline Engineering
We design, build, and optimise delivery pipelines — and offer a free health check of your existing CI/CD setup, covering automated testing, security scanning, performance, compliance, and team processes.
Free assessment Security scan Compliance
04
Architecture Reviews
Experienced eyes across your architecture — whether greenfield or legacy. We review for scalability, security, cost, reliability, and governance, with particular depth in regulated and sensitive environments.
Cost optimisation Scalability Governance
05
Site Reliability Engineering
We embed SRE practices into your organisation — defining SLOs, building observability stacks, automating incident response, and reducing toil so your teams can focus on delivering value.
SLOs & SLAs Observability Incident response
Let's talk about your project
Whether you need a single embedded engineer or a team to own your entire platform — we'll scope it together. No obligation, no jargon.
Get in touch

End-to-end delivery, from strategy to production

We cover the full DevOps and platform lifecycle — not just the easy parts. From initial architecture through to live operations, SRE, and ongoing reliability, with the security posture your environment demands.

Cyber Essentials Plus
Independently verified — the UK government's highest cybersecurity certification
Multi-cloud Experts
Proven delivery across AWS, Azure, GCP, on-premises, and air-gapped environments
01
Security First
Security is woven into every layer — from pipeline design to runtime controls. We work comfortably in environments with stringent access, compliance, and data-sovereignty requirements.
02
Any Environment
Public cloud, private cloud, on-premises, or fully air-gapped — we've operated across the full spectrum. Our platforms are built to run wherever your constraints demand, not just where it's convenient.
03
Innovation-Driven
We stay at the leading edge of DevOps, platform, and SRE practice so you don't have to. From GitOps and policy-as-code to AI-augmented operations, we bring the right approach for your context.
04
Global Reach, Local Roots
Headquartered in Bristol, delivering globally. We bring worldwide capability with deep understanding of UK regulatory and market requirements.
Client stories

Trusted by teams who can't afford downtime

Financial services, critical national infrastructure, defence — we've delivered across sectors where the bar is highest.

★★★★★

"GreenCube managed our entire data centre migration on an extremely tight schedule — delivered on time with zero outages. Their planning and technical execution were exceptional."

Head of IT
Major Financial Institution
★★★★★

"On a highly sensitive defence project, their understanding of stringent security requirements and ability to deliver advanced secure infrastructure was critical to our mission's success."

Programme Director
Lead Consulting Partner
★★★★★

"They set up Kubernetes clusters and the underlying Azure platform flawlessly — meeting every stringent requirement and timeline. An invaluable partner on this critical mission."

Senior Manager
Lead Consulting Partner
Green Cube Infosystems Ltd
Bristol, UK — founded with purpose
UK-based team
Cyber Essentials Plus
DevOps · Platform · SRE

Where innovation meets security

We're a UK-based technology company covering the full platform and DevOps lifecycle — from architecture and infrastructure-as-code through to CI/CD, container orchestration, and site reliability engineering. We work across cloud, on-premises, and air-gapped environments, with organisations where security, data sovereignty, and zero-downtime are baseline requirements.

Integrity
We do the right thing, always. Transparency and ethical business practices form the backbone of every client engagement.
Excellence
We strive for excellence from the solutions we deliver to the support we provide. Your success is genuinely our success.
Customer-Centric
We work closely with clients to understand their challenges and goals — then deliver customised solutions that drive tangible results.

Have a project in mind?

Whether it's a quick question or a full infrastructure overhaul — we're happy to talk. No hard sell, no jargon.

Phone
01454 537838  |  07971 696117
Email
info@greencubeinfo.co.uk