echoloc

SII Group UK Tech Stack

Engineering services for aerospace, defence, and critical infrastructure

IT Services and IT Consulting London, England 51–200 employees Founded 2015 Self-Owned

SII Group UK delivers specialized engineering and systems integration across defence, aerospace, and transportation sectors. The tech stack—CATIA, MATLAB, Simulink, IBM DOORS, SysML, Polarion—reflects deep domain expertise in model-based systems engineering and safety-critical embedded work. Active hiring is almost entirely engineering-focused (29 of 30 roles), weighted toward senior and manager levels, signaling growth in delivery capacity for complex programmes rather than headcount expansion.

Tech Stack 71 technologies

Core StackCATIA SolidWorks AutoCAD Python C++ SAP Java Jenkins Docker Kubernetes MATLAB Ansible Jira Podman Microsoft Project VBA Oracle Primavera IBM DOORS IBM DOORS NG C/C++ Rhapsody Enterprise Architect Simulink Sparx Enterprise Architect Polarion SysML ArchiMate Bash UML LabVIEW+41 more

What SII Group UK Is Building

Challenges

  • Complex engineering programmes
  • Delivery performance
  • Cost schedule quality targets
  • Interoperability across complex defence systems
  • Managing emf/rf exposure risks
  • Hardening systems
  • Penetration testing
  • Risk identification and mitigation across programmes
  • Complex embedded system safety analysis
  • Complex maritime systems integration

Active Projects

  • Major aerospace programme
  • Penetration testing support
  • Server security requirements implementation
  • Network device hardening
  • Major complex engineering programme
  • Continuous improvement initiatives related to risk and governance
  • Naval system safety analysis
  • Defence sector projects
  • Embedded software for cutting-edge defence applications
  • Aircraft landing gear systems development

Hiring Activity

Accelerating30 roles · 30 in 30d

Department

Engineering
29
Security
1

Seniority

Senior
15
Mid
9
Manager
5
Principal
1
Company intelligence

Find more companies like SII Group UK by tech stack, pain points and active projects

Get started free

About SII Group UK

SII Group UK is the UK arm of a global engineering services firm operating across aerospace, defence, transportation, energy, automotive, and financial services. Established in 2016, the company has grown to 51–200 employees in London. The parent organization operates nine regional offices in eighteen countries and serves large corporations on long-term programmes. SII UK's delivery model centers on embedded software, systems engineering, hardware design, and security hardening for defence and aerospace clients—work that demands deep domain knowledge, regulatory compliance, and safety certification expertise.

HeadquartersLondon, England
Company Size51–200 employees
Founded2015
Hiring MarketsUnited Kingdom

Frequently Asked Questions

What is SII Group UK's tech stack?

CATIA, SolidWorks, AutoCAD, MATLAB, Simulink, IBM DOORS, SysML, Polarion, Python, C++, Java, Docker, Kubernetes, Jenkins, SAP, and Oracle Primavera. Heavy emphasis on CAD, systems modeling, and embedded development tools.

What projects is SII Group UK working on?

Aerospace programmes (landing gear systems, aircraft), naval and maritime system integration, defence embedded software, penetration testing, network hardening, and safety analysis for complex systems. Also active in governance and continuous improvement across programmes.

Similar Companies in IT Services and IT Consulting

Other companies in the same industry, closest in size

How this profile is built

SII Group UK's technology stack, projects, and hiring signals are inferred from public hiring and company data — career pages, public listings, and company web presence — then clustered and de-duplicated. Figures are estimates that refresh over time. Read our full methodology →

This is not an official vendor or customer list. It is a technology-adoption signal inferred from public data, intended for B2B research.