SoapUI Experts in Cologne
in minutes with vetted, available specialists and the power of AI.Hire experts who design and maintain SoapUI test suites, validate SOAP and REST services, and support API regression checks and integration testing. Ideal for release cycles, service contract checks, and test automation work in Cologne, with fast, precise matching to vetted, available freelancers.
Meet FRATCH Experts in Cologne, who have recently used SoapUI
Hooman Behmanesh
Last position:
Fullstack Developer at Möbel Roller GmbH
- Further development of the existing e-commerce platform based on SAP Commerce (Hybris) to meet the growing demands of digital commerce.
- Ensuring the scalability and performance of the backend, so the platform remained stable and efficient even under heavy user load.
- Development and integration of new OCC REST APIs and services for modular extensions and flexible adjustments, to implement new features quickly.
- Optimization of data flows and interfaces, which significantly improved platform efficiency and system performance.
- Ensuring a maintainable and scalable code base by using Clean Code principles, proven design patterns, and a future-proof architecture.
- Reduction of errors through extensive testing with JUnit, Mockito, and load tests with Gatling, supported by the introduction of automated test processes.
- Improved system performance through targeted refactoring measures and efficient database queries, especially to handle peak loads.
- Use of modern cloud and monitoring tools such as Kubernetes, Google Cloud Platform (GCP), and Grafana to ensure a stable and monitored infrastructure.
- Clear improvement in efficiency, scalability, and reliability of the platform, which now meets the demands of a dynamic and growing e-commerce market.
Burhan Dinler
Last position:
Enterprise Architect & Solution Architect at DB Netz AG
With project PRIZMA, DB will modernize its infrastructure on the one hand, and develop a fail-safe IT landscape on the other hand, which can be restored quickly and securely in case of a disaster.
- Capture current architectures of existing systems as well as methodical consulting and development of target architectures
- Deepen and maintain the building plan / target IT landscape
- Implement technical architecture concepts & architecture descriptions
- Implement migration concepts for updating and further developing the platform and information systems
- Assess submitted improvement suggestions as part of the project
- Capability management: identify capability gaps, develop target visions, and support transformation planning within the enterprise architecture.
- Create a compatibility matrix of the components in use and compare dependencies of specific versions
- Create an IT concept for extending the platform with the following topics: hardware and software requirements, security, licensing, high availability, load balancing, backup & recovery, update strategy, monitoring integration, etc.
- Coordinate with business architects as well as technical architects from the cross-functional architecture area of the PRISMA program for the topics (backup, Active Directory, monitoring, Citrix, and business applications ...)
- Status meetings and alignment of project planning with the Release Train Engineer / Project Manager
- Advise the Release Train Engineer / Project Manager in identifying project risks
- Advise the System Architect Engineers in steering the implementation of the concept
- Implement the IT concept
- Document the infrastructure
Label: MS Project, LINUX, Windows, ORACLE, Java, REST, SharePoint, Microsoft Exchange, UML, Enterprise Architect, BPMN, AZURE, AWS, V-MODEL, Micro Service, VisualStudio, SAP S/4HANA, SCRUM(SAFE), ESB (TIBCO), Python, Innovator, LeanIX (TOGAF), Ansible, Ansible Tower, Ansible Automation, ROBOT, SpringBoot
Christoph Sawicki
Last position:
Test Manager at Logistics
- Coordination and planning, execution, documentation, and analysis of test cases
- Development of test concepts considering best practices (e.g., test pyramid) with a focus on reliable, automatable test runs
- Implementation and maintenance of test cases according to the test concepts
- Technologies: Citrix Workspace, Shopify, Jira, Xray, MS Teams, MS SharePoint, Confluence, MS Office 365
Rainer Langbehn
Last position:
Senior IT Consultant, Senior Software Architect, Senior Software Developer, Senior DevOps Engineer at Techniker Krankenkasse
Automation of the database major / minor releases for the TKeasy project
Concept for database major / minor release automation
As-is analysis
Evaluation of Redgate Flyway functionality
Concept creation
Products: Redgate Flyway, GitHub, Quest, Erwin Data Modeller, Oracle, Atlassian Jira, Atlassian Confluence
Skills: Docker, Continuous Delivery, Continuous Integration, Redgate Flyway, Major Releases, Minor Releases
Stefan Marx
Last position:
Bundesrechtsanwaltskammer
- Design, planning and execution of complex acceptance tests for a document exchange platform for the German justice authorities.
- Validation of decrypted and certificate-based message exchange via web platform, mobile app, and Java API.
- Documentation of test cases, execution steps, and test results.
- Technologies: Windows 11/10, Ubuntu, iOS, Android, Bash for Windows, Java 17, IntelliJ, Git, Jira, Confluence, Citrix Server, xJustiz standard implementation, specific justice software.
Joaquim Landa Miala
Last position:
Freelance ABAP Developer, Logistics at Cheplapharm
- Tested integration of TIBCO EBX with SAP S/4HANA via TIBCO BusinessWorks – proof of concept
- Implemented use case: communication between TIBCO EBX and SAP S/4HANA via IDocs to exchange material master data and business partner data
- Customized, configured, and implemented inbound and outbound processing in the SAP S/4HANA environment for communication with the TIBCO EBX software interface
- Distributed classes, characteristics, and values between TIBCO BusinessWorks and SAP S/4HANA and customized the inbound processing
- Documented the technical components
Alexander Rautzenberg
Last position:
Business Analyst at Financial Services Provider Landesbank
The Helaba ATLAS project aims to modernize core systems and make them future-proof. As part of the subproject, the existing legacy system for international payments is being replaced by a modern web-based application.
- Analysis of functional and technical requirements
- Analysis and optimization of business processes
- Process modeling
- Preparation and facilitation of workshops
- Defining project scope and prioritizing requirements
- Business process management (analysis, modeling, and optimization)
- Specification of user stories
- Designing business and authorization concepts
- Testing and acceptance
- Designing mockups in Figma
- Creating the UI/UX style guide for web applications Approach: Scrum (agile) Technologies: Jira, Confluence, MS Teams, Conceptboard, Java, Vaadin, Figma
Kai Birkenbusch
Last position:
Freelance CPQ Consultant (Full-Time) at Freelance CPQ Consultant
- Independent CPQ consulting for a portfolio of industrial manufacturers, including Scheidt & Bachmann, Trützschler Group SE, and Weiss Klimatechnik GmbH (Schunk Group)
- Full project coverage: requirements analysis, concept, system design, implementation, testing, and international go-live support
- Deep integration work with SAP ECC (material master replication, SD document creation, material creation, general APICONNECT and other web service interfaces)
- Process consulting: analysis and optimization of internal quoting processes for sales and management
- Knowledge transfer/coaching and pair programming to strengthen internal team skills
Predrag Perovic
Last position:
Test Developer | Test Automator at CreditReform
Technologies: Java 25, Selenium, Insomnia, SSO, GitLab, Jenkins, Docker, Kubernetes, Jira, IntelliJ, Nexus, Oracle, MariaDB, Spring Boot, Grafana, Concept Board, Vue.js, OpenAPI, Kotlin. Implementation, maintenance, and extension of automated end-to-end regression tests for UI and API interfaces. Appropriate and targeted test automation across multiple software products, including Java-based Windows applications. Automating business processes with Selenium, reset jobs, and DB import jobs, as well as creating test concepts, test case descriptions, and structured bug reporting.
Last position:
Rewe Digital
- Creation of Spring Boot integration tests
- Creation of JUnit tests for the coupon system
- Creation of component tests for Kafka topics
- Creation of CI/CD pipeline scripts
- Creation of UI tests with Playwright
- Creation of UI tests with Cypress
- Review of developer unit tests
- Planning the test architecture for integration tests
- Creation of the test automation concept
- Evaluation and creation of test reports
Miroslav Pavlovic
Last position:
Managing Consultant at ICTT Digital Networks
TSI customer project data center migration (since 2024-07-01)
Inventory of active IT/OT components
Creation and management of the migration concept
Planning and execution of migration tests
Carrying out the IoT migration (network, VPN gateway, firewall adjustments)
Service migrations (mobile services)
Re-design of outdated technologies/services
Integration into operations
Logistics bus project at Daimler Truck and Mercedes Benz (2024-01-01 – 2024-06-30)
Development manager/technical consultant for the logistics bus
Coaching customers/TSI development teams and product owners
Creation/review of architecture designs and documentation
Project planning/customer meetings
Support for migrations from Java/WebSphere/JBoss to Kubernetes
Service design for performance visibility (2022-06-01 – 2023-10-31)
Performance visibility service development, network monitoring service for Telekom internal customers
Planning/integration/expansion of PV monitoring in cloud environments (AWS, Microsoft Azure)
Design/planning/implementation of performance visibility services based on NetScout/Kadiska software in customer environments
Agile project management/execution of PoCs (proof of concepts)
Design/architecture/concept creation
Diagnosis of network issues
Packet capturing/debugging
Preparation of customer and training documentation
Allal Kharaz
Last position:
Java Senior Full Stack Developer at Insurance ÖRAG
- Further development of a policy administration system (contract/claims) for the legal expenses insurer ÖRAG.
- My role: Senior Software Developer.
- The team consists of 12 developers.
- Technologies used: Java 8/21, Java EE, Quarkus, WebLogic, JPA, RabbitMQ, JTA, CI, CD, Jenkins, DB2, Maven, Jenkins, GIT (bitbucket) later GitLab, Junit, Elasticsearch, Mockito, Jira, SonarQube, Scrum, React, Workflow
- Migration and modernization of legacy systems: rewrote C and C++ code in Java to improve maintainability, scalability, and performance. Refactored Python into Java, including optimization and integration into modern architectures.
- Study on the use of AI (Codex) for implementing a Java feature. The goal is to compare the time spent and productivity of AI-supported development with a classic implementation by a developer. The results should show how strongly the use of AI affects development time and efficiency.
- Development of the following tariff calculators for the years 2024/2026: private, companies, doctors, farmers, owner-occupied G + H, landlords, traffic, club, top managers, sales representatives, special criminal law, savings bank, municipal, BayGT, doctors, Dehoga
Jacqueline Krech
Last position:
OTTO
- Design, development, and monitoring of microservices
- Migrating functions from a monolithic system into separate microservices
- Designing and implementing new microservices (backend and frontend)
- Setting up and maintaining a CI/CD pipeline (GitHub Actions)
- Configuring cloud infrastructure with AWS CDK and Terraform
- Designing and implementing event-driven communication with AWS SNS/SQS and Apache Kafka
- Ensuring code quality through Test Driven Development (TDD), static code analysis, and Clean Code
Discover over 15,000 top freelancers
Statistics of experts using SoapUI
Aggregated from the professional profiles of matched freelancers.
Experience
23 years (Germany: 21 years)
Position duration
1.8 years
Positions per freelancer
18 (Germany: 15)
Top business areas
Information Technology, Product Development, Quality Assurance
Top industries
Information Technology, Banking and Finance, Retail
Certification focus areas
Information Technology, Operations, Product Development
Bachelor's degree or higher
100% (Germany: 92%)
Master's degree or higher
63% (Germany: 44%)
Certifications per freelancer
6 (Germany: 4)
Most common languages
German, English, Arabic
Speak two or more languages
92% (Germany: 96%)
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 Cologne 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 Cologne using SoapUI
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
API testing
SoapUI is used to test SOAP and REST services before they reach production. It helps teams validate request and response behavior, error handling, headers, payloads, and service contracts. Strong experts know how to turn business-critical interfaces into repeatable tests.
Key workflows
- Build functional checks for SOAP and REST endpoints
- Create regression suites for releases and hotfixes
- Validate authentication, schemas, and response content
- Prepare reusable test cases for CI runs
Tooling and ecosystem
SoapUI sits close to API design and integration work, often alongside OpenAPI, XML, JSON, WSDL, Maven, and CI tools. Many specialists also work with Groovy for scripts, data-driven tests, and custom assertions. Good teams keep the suite readable, stable, and easy to update.
When to bring in help
Companies usually look for freelance SoapUI experts when service tests are flaky, coverage is thin, or a new API program needs structure fast. It also helps during platform changes, legacy SOAP maintenance, and release hardening. In Cologne, teams often want experts who can work in English and join local workshops when needed.
What strong specialists do
- Read service contracts and spot missing test cases
- Keep tests independent and maintainable
- Debug failures from payload, environment, or auth issues
- Align tests with delivery and release workflows
Hiring fit
The best SoapUI professionals combine testing discipline with API knowledge and clear documentation habits. They can talk with product, backend, and quality teams without friction. For companies that need dependable service validation, that mix matters more than tool familiarity alone.
Frequently asked questions
The facts hiring teams ask for most often when it comes to SoapUI.
SoapUI is mainly used to test SOAP and REST services. Teams use it to verify service contracts, validate requests and responses, and catch issues before release. It is common in integration-heavy systems where API behavior must stay stable.
SoapUI is stronger when a project needs deeper service-level checks, especially around SOAP, XML, and contract validation. Postman is often used for lighter API exploration and manual checks. ReadyAPI is the commercial sibling from the same vendor and adds broader testing and management features on top of the SoapUI base.
A strong SoapUI specialist usually knows SOAP, REST, XML, JSON, WSDL, and basic API design. Groovy scripting is valuable for custom logic and data handling. Familiarity with CI pipelines and version control also helps keep test suites usable in delivery work.
A SoapUI expert can start with API specs, sample payloads, and a short overview of the system landscape. The more detail you share about environments, authentication, and release flow, the faster they can build useful tests. Good specialists ask for the contract, expected edge cases, and existing automation before writing anything.
SoapUI started with SOAP and WSDL-based services, but it is also widely used for REST APIs. That makes it a practical choice for mixed environments where older interfaces and modern services live side by side. Many teams keep it for both contract checks and regression coverage.
Yes, SoapUI work is often done remotely because the core tasks are test design, debugging, and suite maintenance. For teams in Cologne, a mix of remote delivery and occasional on-site workshops can work well when requirements are unclear or a service landscape is complex. Language needs are usually straightforward: English is often enough, but local collaboration may benefit from German.
Good SoapUI work is stable, readable, and tied to real business rules. Tests should fail for real defects, not for fragile data or environment noise. Look for clear naming, reusable setup, meaningful assertions, and a suite that someone else can maintain.
Choose SoapUI when you need focused service testing without building a large custom framework first. It is a strong fit for API validation, contract checks, and regression testing in systems that rely on SOAP or mixed APIs. If the team already has a broader test stack, SoapUI can still fit as a specialized layer for service checks.
The average hourly rate of freelancers in Cologne, Germany who have used SoapUI in their recent projects is 98 €, which corresponds to a daily rate of about 786 € based on an 8-hour working day.
Of the freelancers in Cologne, Germany who have used SoapUI in their recent projects, 100% hold at least a Bachelor's degree and 63% hold at least a Master's degree.
On average, freelancers in Cologne, Germany who have used SoapUI in their recent projects have 23 years of professional experience, with a single engagement typically lasting around 1.8 years.
The most common languages among freelancers in Cologne, Germany who have used SoapUI in their recent projects are German (100%), English (92%), and Arabic (8%).
The most common industries among freelancers in Cologne, Germany who have used SoapUI in their recent projects are Information Technology (92%), Banking and Finance (62%), and Retail (62%).
The most common business areas among freelancers in Cologne, Germany who have used SoapUI in their recent projects are Information Technology (100%), Product Development (92%), and Quality Assurance (85%).
Main locations of FRATCH Experts, who have recently used SoapUI
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 
Frankfurt Request a free demo
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Philipp Thomaschewski
FRATCH CEO
