Blog

Insights and updates from Wirtek.

Software, IoT, energy, compliance and AI — from the team that builds across them every day.

How-to

Manual vs automated testing: when to use each (and when not to)

A balanced 2026 guide to manual vs automated testing, with verified industry data, EU regulatory context, and a clear decision framework.

How-to

QA for IoT and connected products: why traditional testing falls short

Why traditional software QA fails for IoT and connected products, with current data on testing challenges, security risks, and EU regulation.

Compliance

Testing under the EU Cyber Resilience Act: what manufacturers of connected products need to prove

What manufacturers of connected products must prove under the EU Cyber Resilience Act, with deadlines, testing evidence, and compliance steps.

Industry insight

The hidden cost of legacy RTU systems in modern grids

The hidden cost of legacy RTU systems in modern European grids, with current data on grid investment, modernisation risks, and EU compliance.

Compliance

EPBD and the rise of intelligent buildings in Europe

Explore how the revised EPBD is driving smart buildings, digital energy management, and zero-emission compliance across Europe.

Compliance

NIS2 directive: what organisations need to know in 2026

Learn how the NIS2 Directive impacts EU organisations, including requirements, scope, and practical steps for cybersecurity compliance.

Compliance

Cyber Resilience Act explained for software and IoT companies

Learn how the EU Cyber Resilience Act affects software and IoT companies, including requirements, timelines, and compliance steps.

How-to

System modernisation: strategies for legacy IT transformation

Learn how to modernise legacy systems with proven strategies, EU compliance alignment, and cloud-native architecture principles.

How-to

Understanding the full software lifecycle process

Explore the full software lifecycle from idea to testing, including key phases, models, and best practices for modern development.

Industry insight

Why AI fails in manufacturing without factory insight

AI can transform manufacturing, but only when factories understand their processes, data, and systems. Learn what separates successful AI projects from stalled pilots.

Industry insight

CTS, BMS and modern energy control platforms: what sets them apart?

Understand the difference between CTS, BMS and modern energy control platforms for EED compliance, ESG reporting and portfolio optimisation.

Industry insight

Why energy digitalisation projects fail even with the right technology

Energy digitalisation often fails despite strong technology. Explore root causes, EU context, and practical steps to improve outcomes.

How-to

Turning a testing roadblock into innovation: How Wirtek used AI to validate IEC 62351-5 in IEC 60870-5-104

Wirtek built a virtual IEC 62351-5 RTU using AI-assisted engineering to test an IEC 104 gateway, enabling realistic validation without hardware.

Compliance

Energy Efficiency Directive: EU company obligations from 2026 to 2030

From 2026, EU companies face mandatory audits, energy management systems, and efficiency-first investment rules under the Energy Efficiency Directive.

Company news

Wirtek partners with Cleriti to build a compliance platform for the EU creative industry

We are proud to announce our new collaboration with Cleriti, which provides a platform that helps the creative industry on revenue transparency.

Compliance

EU AI Act explained. Understanding Europe’s AI regulatory framework

Explore the EU AI Act and Europe’s regulatory framework for artificial intelligence, including risk categories, obligations, timelines and compliance impact.

How-to

Uptime explained: achieving enterprise reliability

Uptime is far more than a technical metric. It is the invisible backbone of digital trust, customer satisfaction, and operational continuity.

Company news

Wirtek celebrates Pragmasoft’s 25 years of innovation in the energy sector

Wirtek proudly celebrates the 25th anniversary of Pragmasoft, one of its recently acquired companies, marking a quarter-century of innovation in real-time and safety-critical software for the energy,

Industry insight

5 digital trends transforming the energy sector in 2025

Discover five key digital trends transforming the global energy sector in 2025, from AI-driven grids to predictive maintenance and renewable integration.

Company news

Wirtek Joins Denmark’s Digital Energy Hub

Wirtek joins Denmark’s Digital Energy Hub to support smarter energy systems through embedded engineering, IoT, and scalable software solutions

Industry insight

Q3 2025: 7 Embedded Software Trends Powering Smarter Energy Systems

Wirtek has signed a new software development contract with a major US-based company operating globally in the home and office automation

Company news

Wirtek deepens it's Energy technology commitment

Wirtek has signed a new software development contract with a major US-based company operating globally in the home and office automation

Company news

Wirtek Secures Contract with leading US-based automation innovator

Wirtek has signed a new software development contract with a major US-based company operating globally in the home and office automation

Industry insight

The temperature of the Danish IT industry in June 2025

Danish IT firms face talent shortages and rising costs in 2025, while AI use and demand for data skills surge - impacting IT outsourcing and growth.

How-to

When to Partner on Embedded Development: A Strategic Guide for Product Companies

Partner with Wirtek’s embedded experts to accelerate your wireless and IoT product development—discover proven processes, security by design, and faster time-to-market.

Industry insight

The blackout in Portugal and Spain: Summary for EU Energy Industry

This article summarizes the Iberian peninsula blackout in Spain and Portugal for energy industry professionals, distinguishing between fact and fiction.

Industry insight

MADE IN GERMANY Modernisation of Legacy Systems

Legacy system modernisation drives compliance, security, efficiency, empowering German energy, telecom, automation & IoT firms for 2025's digital shift

Industry insight

The case for custom Energy Management Systems (EMS)

While numerous off-the-shelf EMS solutions exist, we dive into what to look for when choosing one and where they fall short.

Industry insight

What We Learned at Hannover Messe 2025: EU Policy, AI, and CO₂ Reporting for Industrial and Energy Firms

Learn how AI, EU climate policy, sustainability rules, and CO₂ tracking shape your future. Explore Hannover Messe 2025 insights from Wirtek.

Company news

Change in Strategic Direction: Unlocking New Opportunities with Services and Solutions

Wirtek is transforming its business with a new dual-division structure, balancing IT services and scalable technology solutions for sustainable growth and enhanced client value.

Company news

Solutions Division: Scalable Platform Innovation

Discover how Wirtek's new Solutions Division is driving innovation and enhanced client outcomes in Energy, IoT and automation with scalable platforms

Industry insight

Cyber Security Considerations 2025

Modern, robust cybersecurity has become a key requirement for success as threats and costly attacks proliferate

Industry insight

Clean Industrial Deal: Impact on Energy Sector & Tech Providers

We delve into Ursula von der Leyen's new „Clean Industrial Deal” proposal's potential impact on the energy sector and its technology providers.

Company news

Wirtek Secures Contract with Port of Aalborg to Empower Clean Energy Vision

Wirtek wins a key contract with Port of Aalborg automating energy management and optimizing energy efficiency with scalable and innovative IoT solutions.

Industry insight

Leveraging DevOps in ETRM Systems

ETRM systems have become critical tools that allow energy companies to manage trading operations, assess risk, and ensure compliance. Optimizing by a DevOps-centric approach has proven very successful

Company news

Wirtek Acquires Pragmasoft Accelerating Growth in Clean Energy

Wirtek expands global clean energy software services and energy software products with Pragmasoft acquisition in Portugal.

Company news

Acquisition of Seluxit: A Major Leap in Clean Energy and IoT Solutions

Wirtek expands clean energy services with Seluxit acquisition, enhancing offerings with energy software products, licenses, IoT, EMS, and EdTech solutions.

Industry insight

The state of the technology sector in Denmark in 2025

Discover what makes Denmark a thriving digital and startup hub, why the technology sector in Denmark is booming, as well as what can hinder its growth.