Over 20 years of exceptional technical design, security & leadership
20+ years of high-performance, broad-spectrum, security-first, technical design and leadership. With a proven track-record spanning Government, Enterprise and Start-ups.
The technical security advice you need
Discover your technical gaps, before someone else does.
Our experience provides the design, architecture, security and operational experience your business needs to ensure, not just successful builds and transformations, but also future-proof products with low technical debt.
Where we specialise
- Enterprise Identity Systems
OAuth 2.0 and IAM solutions designed for millions of users with government-grade security compliance.
- Cloud-Native Architecture
Kubernetes and multi-cloud infrastructure with automated CI/CD pipelines for reliable deployment.
- Legacy System Integration
Seamless migration strategies connecting modern platforms with existing enterprise infrastructure.
- DevOps Automation
Comprehensive CI/CD pipelines with 100% test coverage and infrastructure as code.
- Technical Leadership
Fractional CTO services with team mentoring and architectural guidance for scaling startups.
- Security-First Design
TDIF/AGDIS/NIST compliant systems with comprehensive security architecture and threat modeling.
- Epic Solution Design
Highly detailed solution designs to uncover all the assumptions before they lead to time and budget blow-outs.
- Technical Documentation
Who writes useful technical documentation these days? We do. Don't be left without the manual.
siaison is information technology consultancy, with a passion for secure & future-proof engineering & architecture.
We guide our customers towards software and system designs with a strong security focus, and processes designed for their teams, to minimise tech-debt and unplanned work (the silent killer).
Secure, future-proof system design. Well-documented processes.
Our mission is not only to solve problems efficiently and securely, but also to ensure you have the right documentation to keep your operations running smoothly, years after the job is done.
Who we work with
Trusted by leading organizations across government, enterprise, and startups

















