Welcome to Sirius

Where your Open Source journey starts...

001
Services

6 Disciplines One Service Layer

Each service is a module of the same precision machine, engineered to interlock, calibrated to your mission.
SRV-01

Consultancy

Strategic guidance for open-source architecture decisions. We assess, design, and roadmap infrastructure that aligns with your mission.

  • Architecture review
  • Technology selection
  • Migration planning
  • Feature Implementation
SRV-02

Support

asdas

  • 24/7 response
  • SLA-backed
  • Patch management
  • Root-cause analysis
SRV-03

Deployment

Precision deployment of open-source solutions into production. Engineered for scale, security, and long-term maintainability.

  • Automated provisioning
  • Security hardening
SRV-03

Managed Service

Fully managed open-source infrastructure. We operate your systems so your team can focus on the mission, not the machinery.

  • Monitoring & alerting
  • Backup & recovery
  • Capacity planning
  • Continuous optimisation
SRV-04

Outsourcing

Dedicated open-source engineering teams embedded in your workflow. Specialised talent without the overhead of permanent recruitment.

  • Dedicated engineers
  • Agile delivery
  • Flexible scaling
  • Clear governance
SRV-06

Training

Bespoke training programmes that transfer deep operational knowledge. Your team gains the expertise to own and evolve the systems.

  • Knowledge transfer
002
The Manifesto

Freedom from lock-in.
Zero licensing cost.
Built by experts worldwide.

Open source is not a trend — it is an engineering philosophy. Developed by experts across the globe, it rivals and often surpasses proprietary software in resilience, security, and precision.
We help clients progressively realise these benefits, achieving their mission through systems they own completely.

25

Years

99.96%

Uptime

6

Core Principles

100,000

Litres of coffee

003
Solutions Architecture

What do you need?

Six solution domains covering the full spectrum of enterprise open-source infrastructure. Each is a discipline in its own right - together they form a complete operational platform.
SOLU-01

Identity Management

Authentication, access control, and identity federation built on proven open-source foundations.

SOL-02

Infrastructure Solutions

Cloud, virtualisation, and container platforms engineered for resilience at scale.

SOL-03

Data Management

Open-source databases and data pipelines — from high-throughput transactional stores to analytics.

SOL-04

Enterprise Search

Powerful, self-hosted search infrastructure that scales with your knowledge base. ElasticSearch, SOLR and Lucene.

SOL-05

Online & Internet

Online & Internet

SOL-06

Digital Solutions

Digital transformation through composable, open-source application architecture.

004
The Logbbok

Proof, not promises

Selected engements - public/private sector

Cabinet Office Digital Service
Government
99.99% Platform Uptime

Cabinet Office Digital Service

Nationwide open-source identity infrastructure serving millions of citizens with zero vendor lock-in.
ABN AMRO Infrastructure
Financial
60% Cost reduction

ABN AMRO Infrastructure

Migrated mission-critical banking systems to managed open-source infrastructure with full compliance.

Gatwick Airport Systems
Corporate
24/7 Ops Support

Gatwick Airport Systems

Real-time enterprise search and data infrastructure keeping one of the world's busiest airports running.

Open Source the Convo
Get In Touch

Let's Start with Your Brief

Let's gp!