SCADA & HMI Systems UK
SCADA (Supervisory Control and Data Acquisition) and HMI (Human Machine Interface) systems provide the supervisory layer of industrial automation, enabling operators and managers to monitor processes, control equipment, collect data, and generate reports across manufacturing plants, process facilities, and distributed infrastructure. UK SCADA and HMI companies design, develop, and support these critical systems for manufacturers, utilities, and infrastructure operators.
This category lists UK companies who specialise in SCADA and HMI system design, development, integration, and support.
SCADA Systems
SCADA systems gather real-time data from PLCs, RTUs (remote terminal units), sensors, and other field devices across a plant or network, presenting this data to operators through graphical displays and providing centralised supervisory control. Major SCADA platforms deployed in the UK include Siemens WinCC, Rockwell FactoryTalk, AVEVA (Wonderware), Ignition by Inductive Automation, GE Digital iFIX, and VTScada. UK SCADA integrators configure and customise these platforms to meet site-specific requirements, developing display graphics, alarm management systems, historical data logging, trending, and reporting functionality.
HMI Development
HMI systems provide the operator interface to automated machinery and processes, typically via touchscreen panels or PC-based displays. Good HMI design is critical to operational effectiveness and safety — presenting the right information in the right format to enable operators to make timely and correct decisions. UK HMI developers design interfaces following ISA-101 (HMI design standards) and high-performance HMI principles, emphasising clarity, consistency, and situation awareness over decorative graphics.
Industry 4.0 and IIoT
Modern SCADA and HMI systems are increasingly integrated with Manufacturing Execution Systems (MES), Enterprise Resource Planning (ERP), and cloud-based Industrial Internet of Things (IIoT) platforms to provide end-to-end visibility across manufacturing operations. OPC UA (Unified Architecture) and MQTT protocols enable secure, standardised data exchange between operational technology (OT) and information technology (IT) systems. UK SCADA integrators with expertise in both OT and IT domains are well-positioned to support manufacturers on their Industry 4.0 and digital transformation journeys.
Find UK SCADA and HMI companies in this directory by SCADA platform expertise, sector experience, and specialist capabilities.