WCF Experts in Germany
matched in minutes from over 15,000 CVs with vetted, available specialistsHire experts who build and maintain WCF services, SOAP endpoints, bindings, contracts, and integrations with legacy .NET systems. Get fast, precise matching with vetted, available freelancers.
Meet FRATCH Experts in Germany, who have recently used WCF
Saqib Javed
Last position:
AI Developer / AI Engineer (Lead) at KOM4TEC GmbH
- Conceptual design and implementation of modular AI assistants for sales and business processes in the Microsoft ecosystem (Agentic AI, Copilot extensions)
- Frontend architecture and development with React + TypeScript for embedded chat and assistant surfaces (streaming UI, hooks, React Query, OpenAPI clients)
- Enterprise-level agent development: reusable skill/agent library, MCP server, review and compliance gates
- LLM integration into the user experience: Anthropic (Claude), OpenAI, tool use, RAG pipelines, prompt engineering, guardrails
- Architecture and code review consulting as well as mentoring in the AI development team
- Integration with Microsoft Graph, Power Platform, and Azure services
- Technologies: React, TypeScript, Anthropic Claude, OpenAI, MCP, RAG, Microsoft Graph, Power Platform, Azure
Johannes Wanzek
Last position:
Senior Software Engineer at EnBW
The Agent Support Interface is an internally used software that is used by all 1st- and 2nd-level customer advisors and shows information about the customer and their cases in a central and compact form.
The system provides links to other platforms and systems to improve the agent's workflow.
In an agile SCRUM team, all challenges were implemented independently and as a team.
Consulting in the areas of software architecture, DevOps strategies, and agile development processes.
Supporting the team in decision-making and introducing best practices for test automation and code reviews.
Technologies: Microsoft .NET, Microsoft Azure, C#, MVC, CQRS, Akka.Net, Angular 18, NGXS, Typescript, Cypress/Playwright, Wiremock, CI/CD, DevOps.
Jens Schneeweiß
Last position:
Network Technology at ISP, Internet Service Provider, BGP Peering
- Optimization of the transmission media of the data links in the Ruhr area
- Configuration/expansion of switches and routers for an autonomous system AS
- Improve the network protocols used Layer 2/3 (OSI model), RSTP, broadcast, etc.
- Laying cables, crimping, antennas, routers, switches
- Maintenance, expansion, selection and prioritization of troubleshooting measures for network monitoring (PRTG, The Dude)
- Organization and new connection of another BGP peering, data center, NGN fiber optic
- VPN IPSec site connections for 6 sites with PFSense, Fritzbox
- Configuration of WLAN devices (Mikrotik, UBNT
Label: TCP/IP, VLAN, BGP, OSPF, MPLS, VPLS, routing protocols, WLAN, EoIP, PPPoE, routing, SNMP, DHCP, DNS, NAT, native IP, VLAN, Ethernet, VoIP., switches and routers from: Nortel, Cisco, MikroTik, UBNT., network management systems: The Dude, PRTG, UISP
Michael Müller
Last position:
IT PROJECT MANAGER (MS Exchange) at Statutory Health Insurance on behalf of Randstad Digital Germany (formerly AUSY Technologies Germany)
Migration from Exchange 2016 to Exchange 2019 and Exchange Online, as well as the introduction of a backup solution and an archiving solution. The goal was a secure, compliant, and high-performance modernization of the email and archiving infrastructure.
Responsibilities as IT PROJECT MANAGER: Overall project management and operational control / Ensuring adherence to costs and resources / Ensuring achievement of project objectives / Ensuring compliance with regulatory requirements and compliance guidelines, including ISMS, ITIL, and data protection regulations / Preparing and delivering management reports for the project sponsors and project committee / Coordinating interdisciplinary teams from Exchange, network, data protection, and IT security / Planning and executing the system migration from Exchange 2016 to Exchange 2019 / Planning and executing the system migration from Exchange 2019 to Exchange Online / Planning and implementing a backup solution for Exchange Online / Coordinating an EU-wide tender for an archiving solution including market analysis with potential vendors / Planning and implementing an archiving solution for Exchange Online / Coordinating and preparing the necessary BAS notifications in the project context / Coordinating and aligning with stakeholders (e.g. business units, external service providers, and suppliers) for requirements definition and implementation
Technical environment: MS Exchange 2016, MS Exchange 2019, MS Exchange Online, MS Office, MS Planner, MS PowerPoint, MS Project, MS Teams
Volker Döch
Last position:
Developer at DV-Consulting und Entwicklung Volker Döch
- New development of a web app to manage and configure counting devices for large events
- Technologies: .NET 10, C#, Blazor, MudBlazor, MySQL, Git
Stefan Wimmer
Last position:
Architect/Software Developer at Global Logistics Support GmbH
Task
- Further development of a new ERP system with Blazor
- Creation of e-invoices in the XRechnung and ZUGFeRD formats
- UI/UX design Client-server system
- Windows 11 Technology
- Microsoft .NET 9, Git, Azure DevOps, ASP.NET, MSSQL, Blazor Programming languages
- C#, MVVM Development tools
- Microsoft Visual Studio .NET 2022 Database
- MSSQL Industry
- Other
Thorsten Lenzen
Last position:
Senior Security Analyst
- Analysis and remediation of security vulnerabilities in a risk assessment system for energy trading
- System analysis
- Threat modeling
- Decision-making on vulnerability mitigation strategies
- Implementation of vulnerability detection mechanisms
- Security scans
- DevSecOps practices
- Technical environment: Visual Studio Code, JetBrains Suite, MS Threat Modeling Tool, DevSecOps, Git, AWS, DynamoDB, SQL Server, Endur, Snowflake, Orca
- Languages: C#, JavaScript, TypeScript, Python, PowerShell, Bash, Terraform, SQL
Reginald Leonczuk
Last position:
ERP System Redesign (web-based)
PHP and React redesign of a web-based ERP system.
- Development of the header and parts of the navigation
- Development of various modules in React, e.g. calendar, chat, and various tables
Abdelkader Elachouri
Last position:
.Net Developer
Development of a voucher management portal
Management of vouchers
Redeeming vouchers
Implementation of the frontend
Implementation of Web API and backend libraries for communication with the database
Creation of database stored procedures, functions, and views
Further development of the company portal
.Net Core 3 / 7 / C#
ASP.Net Core Web API
Visual Studio / MS SQL Server / Azure DevOps / git repository
Vincent Rothländer
Last position:
Freelancer at VINROTLAB.IO
- Consulting and creation of various web applications based on SharePoint and the React framework for different clients
- Development and testing of accessible apps for SharePoint
- Creation of various test cases for test automation
- Development of various solutions based on Azure
- Creation of various web services based on .NET
- Development of various SharePoint Framework solutions
- Development of various UI solutions based on SharePoint
- Consulting and creation of various Power Apps applications and Power Automate for the steel industry and an IT consulting company
- Support, consulting, and development with offshore teams for SharePoint 2013, 2016, and microservices for a logistics company
- Consulting, concept design, and development of microservices and web applications based on Microsoft technology and the React framework for a logistics company
- Consulting, concept design, and development of various SharePoint Framework solutions on SharePoint 2016 for logistics
- Consulting for the migration from SharePoint 2010 to 2016 for an IT consulting company
Cedric Oettel
Last position:
Development at Construction industry
- New development of project room functions
- Connection of REST API of a self-developed web service (.NET 7/8) as Azure App Service
- UI tests with Playwright
- Extension of Azure DevOps pipelines
- Migration to Azure SQL Server
- Software / technology: SharePoint Online, PowerShell scripts, SharePoint Framework, MobX, C#, Logic Apps, Playwright, Azure SQL Server, Graph API
Michael Trapp
Last position:
Development of an app for displaying sheet music at Freelance Software Developer
- Industry: Digital music solutions
- Technologies used: Flutter, Dart, iOS, Android, GitLab, PlantUML
Michael Salzig
Last position:
Senior Software / Full-Stack Developer at DOUGLAS INFORMATIK & SERVICE GmbH
- data integration for SAP marketing applications Emarsys and SMC
- processing data from SAP applications for email delivery
- event-driven architecture with around 50 microservices for processing several million messages per day during high season
- development of a marketing campaign management tool (frontend Angular, backend C# ASP Web API)
- support for the Product Owner in communication with stakeholders and creation of epics, stories, and tasks
Hicham Mokhtari
Last position:
Freelance Software Developer at Buhl Data Service GmbH
- Backend development: .Net 8, C#, PostgreSQL, Entity Framework Core, REST Web APIs, Docker, Kubernetes, Kafka, Open API Swagger, Apache Airflow, Resharper, Git, Microservices, SOAP, gRPC, Hangfire, OAuth 2, GraphQL
- Interface development for document processing with SmartFix, Softexpansion and Natif.ai: C#, REST API, Resharper, Git
- Deployment: Azure DevOps YAML, Vanilla Helmchart, Rancher, Kubernetes Cluster, Linux Docker, Windows VM, Python
- Unit tests and integration tests
- Telemetry, Kibana, Grafana, Elastic Search
- Work in a Kanban team of 8 developers, 1 tester and one Product Owner
Johannes Euteneier
Last position:
Freelance Software Consultant at S|R Software GmbH & Co. KG
- Provided consulting for modernizing legacy applications
- Delivered critical features under tight deadlines for backend and frontend
- Technologies: C#, .NET, WPF, WCF, REST, Angular, MS SQL Server
Discover over 15,000 top freelancers
Statistics of experts using WCF
Aggregated from the professional profiles of matched freelancers.
Experience
24 years
Position duration
2.8 years
Positions per freelancer
20
Top business areas
Information Technology, Product Development, Quality Assurance
Top industries
Information Technology, Manufacturing, Banking and Finance
Certification focus areas
Information Technology, Product Development, Project Management
Bachelor's degree or higher
83%
Master's degree or higher
45%
Doctorate
3%
Certifications per freelancer
3
Most common languages
German, English, French
Speak two or more languages
98%
Based on our profile pool as of 30 Aug 2026.
Daily rate distribution
The chart shows how the daily rates of freelancers in this technology in Germany are distributed, based on recent contracts on our platform. Each bar covers a rate range — its height shows how many freelancers charge within that range.
Average rates of experts in Germany using WCF
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 30 Aug 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
About the technology
What WCF is
WCF, short for Windows Communication Foundation, is Microsoft’s framework for service-based communication in the .NET stack. It is used to expose SOAP services, secure internal endpoints, and connect business systems that need reliable message handling.
Typical work
- Design service contracts and data contracts
- Build SOAP, REST, and message-based endpoints
- Configure bindings, bindings security, and transports
- Connect ERP, CRM, and other .NET systems
- Migrate older service layers to supported patterns
Common ecosystem
WCF work sits close to .NET, IIS, XML, SOAP, XSD, and security standards such as WS-Security. Strong specialists also understand serialization, faults, hosting, and tracing, because these details often decide whether a service is stable in production.
When to bring in help
Companies usually call in freelance expertise when a WCF service is failing, a legacy integration needs rescue, or a migration is blocked by contract and binding issues. In Germany, this often comes up in enterprise software, industrial systems, insurance, and public-sector environments where older service interfaces still matter.
What strong specialists do
A good WCF specialist reads existing contracts quickly, spots compatibility risks, and keeps changes small. They know how to troubleshoot headers, timeouts, authentication, and serialization errors, then document the service clearly so other experts can maintain it.
What to expect
WCF is rarely about greenfield trends. It is about keeping critical communication layers working, especially where SOAP or tightly controlled .NET integrations are already in place. The best professionals leave you with cleaner interfaces, fewer runtime surprises, and a stable path for the next migration step.
Frequently asked questions
Quick answers to the questions that come up most around WCF.
WCF is used to build service interfaces between applications, especially in Microsoft and .NET environments. It is common for SOAP services, secure internal APIs, and system-to-system communication where strict contracts matter. Many teams still rely on it for business-critical integrations that must remain stable.
WCF focuses on flexible service communication, many bindings, and support for older enterprise protocols such as SOAP. ASP.NET Web API is usually simpler for HTTP-based APIs, while gRPC is better for modern high-performance service calls. The right choice depends on the existing stack, contract needs, and how much legacy compatibility you must keep.
A project needs a WCF specialist when bindings, security settings, message contracts, or serialization issues are blocking delivery. It also helps when you must maintain or modernize an older service layer without breaking consumers. If the interface is business-critical, specialist support is usually worth it.
A strong WCF freelancer usually knows .NET, C#, XML, SOAP, IIS, and service security. Experience with debugging network issues, authentication, and logging is also valuable. If migration is involved, knowledge of newer .NET service patterns helps a lot.
Yes, but the path depends on what the service does and who consumes it. A WCF migration often starts with contract analysis, then moves to a replacement plan using ASP.NET Core, Web API, or another service layer. The hardest part is usually preserving behavior for existing clients.
In many cases, yes. WCF work is often remote because the main tasks are code review, debugging, and integration analysis. On-site work can still help when access to older environments, internal networks, or sensitive enterprise systems is limited.
Look for someone who can explain bindings, contracts, security, and hosting in plain language. A good WCF expert also asks about consumers, error handling, and backward compatibility before changing code. Clear debugging notes and safe, incremental changes are strong signs of quality.
Typical WCF problems include binding mismatches, certificate or authentication issues, serialization errors, timeout settings, and broken service contracts. Many of these issues come from configuration rather than business logic. A capable specialist will trace the fault from client to host and fix the real cause, not just the symptom.
The average hourly rate of freelancers in Germany who have used WCF in their recent projects is 92 €, which corresponds to a daily rate of about 737 € based on an 8-hour working day.
Of the freelancers in Germany who have used WCF in their recent projects, 83% hold at least a Bachelor's degree, 45% hold at least a Master's degree, and 3% hold a doctorate.
On average, freelancers in Germany who have used WCF in their recent projects have 24 years of professional experience, with a single engagement typically lasting around 2.8 years.
The most common languages among freelancers in Germany who have used WCF in their recent projects are German (100%), English (98%), and French (13%).
The most common industries among freelancers in Germany who have used WCF in their recent projects are Information Technology (100%), Manufacturing (66%), and Banking and Finance (55%).
The most common business areas among freelancers in Germany who have used WCF in their recent projects are Information Technology (100%), Product Development (100%), and Quality Assurance (66%).
Main locations of FRATCH Experts, who have recently used WCF
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 
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FRATCH CEO
