M-Bus Experts in Germany
for reliable metering systems, matched with vetted freelancers in minutesHire experts who connect meters, gateways and building systems, interpret EN 13757 data and integrate wired or wireless metering workflows. Get precise access to vetted, available freelancers with the power of fast AI matching.
Meet FRATCH Experts in Germany, who have recently used M-Bus
Tamás N.
Last position:
Embedded MISRA C Developer at DEKRA Arbeit GmbH
Task: Test tool development for Smart-Home IoT-based heating control Test tool development for Smart-Home HVAC heating and ventilation. Eliminating memory leaks in C/C++ within the CAN Analyzer application. Reviewing Python and Tcl/Tk code. Reviewing C-based simulator code for BOSCH Home Comfort cascade heating control using Visual Studio Code and Conan/Conda. Reviewing Delphi application: conversion to 64-bit. Reviewing PyQt6 user interface. SiL testing of domestic water heater control for memory leaks. Stability testing and continuous operation. Migration to Windows 11 24H2. Developing device connectivity with WinSock2 (WSAAPI, recv, send, select) for EMS/CAN IoT communication with C. Testing with virtual machines and Server Manager. Writing reports about the test cases. Logging with the RoboTT framework. Creating test procedure documentation with Docupedia. Bare-metal programming of embedded STM32 Cortex-M and simulation with Renode.io. In-depth familiarization with the SEGGER EmbOS firmware framework and its related system calls. Reviewing MATLAB/Sinumerik .m program files. Implementing redesigned OS schedulers in SEGGER EmbOS.Technologies: Embarcadero RAD Studio 10.2, Visual Studio Code, Sourcetree, Conan, Cmake, Conda, EmbOS, PyQt6, Qt6, Delphi VCL 32-bit, CAN, EMS, Powershell, MingW64, STM32 ARM-Cortex-M4F Renode.io, Windows Server 2022 Standard, RoboTT, IoT
Dieter M.
Last position:
Software Engineer at Hamma UWT
Integration of a safety shutdown into the firmware of the MISCEO product after a specific limit value (capping) for the dispensing quantity is reached.
Familiarization with the product and its firmware (C code and functional operation).
Identification of the code sections required for the change.
Implementation of the enhancement.
Testing and documentation (source code only).
Target platform: Embedded firmware without an operating system.
Tools: Eclipse, C.
Michael D.
Last position:
Consultant Software Architect at Railway Systems Company
- Model based UML software design for safety critical level SIL-4 interlocking rail traffic system, according to CENELEC 50128 and IEC 62279 standards.
- Skills: CENELEC 50128, IEC 62279, UML Rhapsody code generation, IBM Engineering Workflow Management (EWM), DNG RM requirements tool, Design Patterns, software functional safety, Risk Control Measures, SCRUM.
Daniel C.
Last position:
Founder & Managing Director at BotCraft GmbH
- Building the company with a focus on connectivity for IIoT and Industry 4.0, iRPA/process automation, advanced robotics and smart systems, sensors and services
- Project management and software architecture for IoT gateway development (since 2020) with protocol translation, IT/OT convergence and GRC
- Developing RPA bots for automating and monitoring industrial processes with an agent-based AI approach (since 2020)
- Implementing unsupervised clustering and anomaly detection for time series data in big data streaming pipelines (since 2021)
- Introducing a Docker-based release train for OTA updates with DevSecOps and CI/CD (since 2018)
Andrzej M.
Last position:
External Lecturer in Applied Computer Science at Fulda University of Applied Sciences
- Neural networks
- Data structures and software algorithms
Mirco S.
Last position:
Founder & Managing Director at ONE Energy-IT GmbH
- Infrastructure consulting
- Project management
- Mentoring for IT managers & teams
- Management consulting
- Energy data monitoring
- Energy data collection
- Energy data management
- IT system support for Linux, FreeBSD, Windows
- Server operations (incl. monitoring)
- Firewalls & VPNs
Discover over 15,000 top freelancers
Statistics of experts using M-Bus
Aggregated from the professional profiles of matched freelancers.
Experience
27 years
Position duration
2.3 years
Positions per freelancer
18
Top business areas
Information Technology, Product Development, Project Management
Top industries
Information Technology, Manufacturing, Automotive
Bachelor's degree or higher
80%
Master's degree or higher
80%
Doctorate
40%
Certifications per freelancer
1
Most common languages
German, English, Spanish
Speak two or more languages
100%
Based on our profile pool as of 29 Oct 2026.
Daily rate distribution
The chart shows how the daily rates of experts in this technology in Germany are distributed, based on recent contracts on our platform. Each bar covers a rate range — its height shows the share of experts charging within that range.
Average rates of experts in Germany using M-Bus
Rates are based on recent contracts and do not include FRATCH margin.
The average daily rate is the mean of all daily rates from recent contracts of comparable freelancers on our platform.
The median daily rate is the middle value of all daily rates — half of comparable freelancers charge less, half charge more. Unlike the average, it is barely affected by outliers.
Calculated based on our freelancers’ daily rates as of 29 Oct 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
M-Bus experts industry focus
See which industries our matched freelancers work in most often — every figure is calculated live from the freelancers on FRATCH.
- Information Technology (100%)
- Manufacturing (83%)
- Automotive (67%)
- Energy (67%)
- Telecommunication (67%)
- Education (50%)
- Healthcare (50%)
- Aerospace and Defense (33%)
Please note that freelancers can work across multiple industries, so percentages overlap.
About the technology
What M-Bus does
M-Bus, short for Meter-Bus, is a communication standard for reading utility meters and related field devices. It is designed for reliable, low-cost transfer of consumption data from heat, water, gas and electricity meters to a central system. The standard is defined within the EN 13757 family and supports bus-powered field devices in many building environments.
Where it is used
M-Bus appears wherever organisations need regular, structured meter readings rather than manual collection. Typical applications include:
- Heat and water metering in residential and commercial buildings
- Energy monitoring for facilities and industrial sites
- Remote meter reading through gateways and head-end systems
- Consumption data for billing, maintenance and efficiency reporting
Ecosystem and tooling
Specialists work across meters, repeaters, level converters, data concentrators and M-Bus gateways. They may integrate wired M-Bus with building management systems, IoT services, databases or billing software. Wireless M-Bus, often called wM-Bus and associated with OMS profiles, is a related option for battery-powered radio devices rather than a direct replacement in every installation.
When companies need expertise
Companies bring in freelance professionals when a metering rollout must connect equipment from different manufacturers or when existing data is unreliable. Expertise is also useful during protocol analysis, gateway selection, commissioning and migration from local meter reading to central monitoring. In Germany, projects often involve building operators, metering services, energy providers and facility teams working across site and remote settings.
Practical delivery skills
Strong professionals can inspect a meter network, plan addressing and cable topology, and validate telegrams at the point of collection. They understand primary and secondary addressing, baud rates, load limits, bus power and the differences between wired M-Bus and wireless M-Bus. Their deliverables may include interface specifications, integration mappings, test plans, commissioning records and clear operational documentation.
How to assess quality
Look for hands-on work with the actual meter types, gateways and supervisory systems used in the project. A capable specialist explains protocol constraints clearly, tests readings against source devices and handles faults such as duplicate addresses, weak signals or incomplete telegrams. They should also document security boundaries, data ownership and the path from meter value to billing or reporting output.
Frequently asked questions
Not sure where to start with M-Bus? These answers cover the essentials.
M-Bus is mainly used to collect readings from heat, water, gas and electricity meters. It sends structured consumption data to a gateway or central system, reducing the need for manual meter reading.
Wired M-Bus uses a physical, powered bus and is often suitable for new-build or accessible building installations. Wireless M-Bus, also known as wM-Bus, uses radio communication and battery-powered devices, which can simplify retrofits but introduces different range, battery and interference considerations.
A strong M-Bus specialist may also work with EN 13757, OMS profiles, Modbus, BACnet, MQTT and REST interfaces. Useful adjacent skills include gateway configuration, serial communications, building management systems, databases and data validation.
The required experience depends on the scope, from connecting a small meter group to integrating a multi-site data collection system. For complex work, look for someone who has handled commissioning, telegram analysis, mixed equipment and the complete path from M-Bus device to billing or reporting.
M-Bus specialists can complete design, software integration, documentation and remote diagnostics online. Physical installation, cable checks and commissioning may require on-site work in Germany, so agree early on which tasks need local access and which language the site teams require.
Ask the specialist to explain addressing, bus loading, telegram structure and fault isolation in practical terms. Quality work includes tested readings, traceable mappings and documentation that shows how M-Bus data reaches the target application.
Typical issues include incorrect primary or secondary addresses, unsuitable cable layouts, excessive bus load, incompatible data records and gateway configuration errors. An experienced M-Bus professional isolates the fault with measured signals and protocol traces instead of relying only on application-level symptoms.
Clarify the meter models, gateway or concentrator, addressing method, required readings, existing documentation and access to the site or test equipment. For M-Bus projects, also confirm whether the scope includes wired devices, wM-Bus radio devices, OMS compatibility, commissioning or only software integration.
The average hourly rate of freelancers in Germany who have used M-Bus in their recent projects is 109 €, which corresponds to a daily rate of about 873 € based on an 8-hour working day.
Of the freelancers in Germany who have used M-Bus in their recent projects, 80% hold at least a Bachelor's degree, 80% hold at least a Master's degree, and 40% hold a doctorate.
On average, freelancers in Germany who have used M-Bus in their recent projects have 27 years of professional experience, with a single engagement typically lasting around 2.3 years.
The most common languages among freelancers in Germany who have used M-Bus in their recent projects are German (100%), English (100%), and Spanish (33%).
The most common industries among freelancers in Germany who have used M-Bus in their recent projects are Information Technology (100%), Manufacturing (83%), and Automotive (67%).
The most common business areas among freelancers in Germany who have used M-Bus in their recent projects are Information Technology (100%), Product Development (83%), and Project Management (83%).
Main locations of FRATCH Experts, who have recently used M-Bus
Our freelancers and interim experts are at home across the DACH region — available on-site in the major business hubs or fully remote. Choose a location to discover matched specialists, local market insights and up-to-date availability.
Berlin Hamburg Munich Cologne Frankfurt Stuttgart Dusseldorf Leipzig Dortmund Essen Bremen Dresden Hanover Nuremberg Request a free demo
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Philipp Thomaschewski
FRATCH CEO
