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Freelancer for your projects

Freelancer recruitment is all about finding the perfect match between freelancer and company. We take care of every step of the acquisition process to make the search as easy as possible for you. Regardless of whether you are a freelancer or a company, we will look after you personally and find the right match for you.

Aus der Lünendonk-Studie 2024 „Führende Anbieter für Rekrutierung, Einsatz und Steuerung von Freelancern in Deutschland“ geht Hays mit großem Abstand als Marktführer hervor. Die Studie zeigt: Trotz Herausforderungen wächst der Freelancer-Markt in Deutschland weiter und entwickelt sich positiv. Dabei setzen Unternehmen zunehmend auf die Flexibilität und das Spezialwissen von Freelancern, um schnell auf Marktveränderungen zu reagieren und innovative Projekte umzusetzen.

Bei der Wahl eines Personaldienstleisters legen Unternehmen besonderen Wert auf fachliche Kompetenz, schnelle Projektbesetzung und eine hohe Servicequalität. Ein weiterer entscheidender Faktor ist die Einhaltung von Compliance-Vorgaben. Hays erfüllt diese Anforderungen durch das bewährte Compliant Sourcing®-Konzept, das eine regelkonforme Ausgestaltung flexibler Arbeitsformen sicherstellt.

Erfahren Sie, welche Trends die Zukunft des Contracting-Marktes prägen und wie Hays als Marktführer Unternehmen dabei unterstützt, erfolgreich zu sein.

Mehr dazu lesen ► 

Aus der Lünendonk-Studie 2024 „Führende Anbieter für Rekrutierung, Einsatz und Steuerung von Freelancern in Deutschland“ geht Hays mit großem Abstand als Marktführer hervor. Die Studie zeigt: Trotz Herausforderungen wächst der Freelancer-Markt in Deutschland weiter und entwickelt sich positiv. Dabei setzen Unternehmen zunehmend auf die Flexibilität und das Spezialwissen von Freelancern, um schnell auf Marktveränderungen zu reagieren und innovative Projekte umzusetzen.

Bei der Wahl eines Personaldienstleisters legen Unternehmen besonderen Wert auf fachliche Kompetenz, schnelle Projektbesetzung und eine hohe Servicequalität. Ein weiterer entscheidender Faktor ist die Einhaltung von Compliance-Vorgaben. Hays erfüllt diese Anforderungen durch das bewährte Compliant Sourcing®-Konzept, das eine regelkonforme Ausgestaltung flexibler Arbeitsformen sicherstellt.

Erfahren Sie, welche Trends die Zukunft des Contracting-Marktes prägen und wie Hays als Marktführer Unternehmen dabei unterstützt, erfolgreich zu sein.

Mehr dazu lesen ► 


Teaserimage Lünendonk Studie 2024
Teaserimage Lünendonk Studie 2024
Teaserimage Lünendonk Studie 2024

Contracting - the right Freelancer for every project

Find highly qualified freelancers per service contract

Does your company need experts to bridge a short-term bottleneck? Or would you like to engage external expertise for a time-limited project?

We bring together highly qualified self-employed people and companies who are looking to work together on a contracting basis. We will find you the right specialist for you and also provide you with comprehensive advice on the subject of service contracts - we will find the perfect solution for both sides. Get in touch with us!

Are you a freelancer looking for exciting assignments?

We will place you free of charge in exciting projects that will further enhance your portfolio. Send us your CV or take a look at our open projects. We will find the projects in which you can demonstrate your skills.

Service contracts: Our offer for companies through freelancer placement

Have you unexpectedly received a sudden influx of orders and so need additional staffing support for your projects? Together we will find the right experts for you in our pool of specialists, who will advise and actively support you on a freelance basis.

We provide you with expert support right from the beginning of your project straight through to its completion, ensuring you get the help you need every step of the way. And should any of our experts become unavailable, we will quickly provide you with a replacement. You can also expect comprehensive advice on Compliant Sourcing, where we work together with you to ensure that you design flexible forms of work that are fully compliant with the law. Get in touch with us. We look forward to explaining to you in person what we can offer you.

Service Contracts: Freelancers

We place freelancers and self-employed specialists in interesting projects with renowned companies. As a professional recruitment services provider, we attach great importance to ensuring that the positions on offer match your profile and will advance your career. In our Career Centre you'll find everything you need to know about the application process. You can then check out our job board, where the position you're after might already be listed. If you don't see a suitable project at the moment, please feel free to submit an unsolicited application to us, so that we can include you in our pool of self-employed specialists. Your Hays representative is looking forward to getting to know you!

Contracting: specialist opportunities

Our freelancers are specialised in these professional sectors:

  • Construction & Property
    Take advantage of our pool of freelance consultants and engineers in the construction, plant engineering and real estate industries.
     
  • Engineering
    Using our help, find freelance experts across all areas of the product life cycle.
     
  • Finance
    Independent financial sector consultants support you in change processes such as the implementation of new control instruments.
     
  • Healthcare (fee-based doctors)
    We place specialists as holiday cover up to interim manager level in medical care institutions.
     
  • Human Resources
    Do you have a need for new competent HR experts for a project or long-term employment? Whether from the areas of recruiting, HR controlling or change management - thanks to our comprehensive pool of experts, we will find the perfect match for your position within the shortest possible time.
     
  • IT
    Whether you need software developers, database experts or IT managers – using our pool of experts, you will quickly and reliably find exactly the independent specialist you need for your project.
     
  • Life Sciences
    Access freelance specialists in the fields of medical technology, pharmaceuticals and biotechnology to support you in research, regulatory issues or production.
     
  • Procurement
    Independent consultants with a purchasing background support you in change processes on topics such as the supply chain act, supplier diversity, digitalisation and process optimisation.
     
  • Sales & Marketing
    Do you need to bridge a bottleneck in managing a campaign, market research or eCommerce? We'll find the perfect experts for you. Please get in touch!

Our multi-stage process ensures quality.

We use a multi-stage system to ensure the absolute quality of our searches. And of course, in addition to purely technical qualifications, the personality and soft skills of the candidate in question are also taken into account during the selection process.

Our performance guarantee

We practise active relationship management: Our Key Account Managers are experts in their individual fields and support our customers from their initial needs analysis right through to project completion. And our philosophy is backed by our own performance guarantee: Should any of our external specialists become unavailable, we will find you an immediate replacement.
 

Three advantages of Contracting with Hays

We will place you free of charge in exciting projects that will further enhance your portfolio. Send us your CV or take a look at our open projects. We will find the projects in which you can demonstrate your skills.

The latest projects for freelancers - deutschlandweit  

Reference number: 823924/1

Senior Software Engineer (m/f/d)

Freelance/Contracting project
Grünheide
  • Work with software developers to define test strategies and automate test cases for factory applications
  • Design, develop, and enhance Tesla’s automated test frameworks using open-source solutions
  • Stay informed of current methodologies and technologies, contribute to and participate in the evaluation of new strategies and/or technologies to improve software quality
  • Log, manage, and retest defects using issue tracking system
  • Report testing status, milestones and issues to project stakeholders
  • Maintain high standard of internal documentation with a special focus on traceability and change validation
Online since: Wed May 28 14:53:46 CEST 2025
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Reference number: 823274/1

Expert ERP Transformation / SAP S4/Hana Expert PP / Logistics (m/f/d)

Freelance/Contracting project
Baden-Wurttemberg
  • Bills of material, routings, production orders, capacity planning
  • Integration with purchasing, warehouse, sales and aintenance
  • Customizing & process consulting in production and logistics modules Steer
  • S/4HANA migration & data conversion (e.g. PP master data)
  • Fiori UI & mobility in production / logistics
  • End-to-end process consulting from requirements analysis to delivery
  • Implementation of industry-specific requirements (e.g. variant configuration, project production)
Online since: Wed May 28 14:51:52 CEST 2025
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Reference number: 823554/1

Energy Trading Developer (m/f/d)

Freelance/Contracting project
remote
  • Take responsibility for the complete lifecycle of VPP Scala backend services, from design and development to deployment and operation in an Azure environment
  • Troubleshoot, diagnose, and resolve technical issues in real time to ensure optimal system functionality
  • Provide valuable insights on risk, scope, and prioritization, during the conception and planning phases for new features. Proactive in finding solutions
  • Recommend architecture and process improvements to enhance team performance, system robustness, and product success
  • VPP
Online since: Tue May 27 15:29:10 CEST 2025
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Reference number: 822378/1

Infrastruktur Deployment Expert (m/f/d)

Freelance/Contracting project
remote
  • Inventory of the existing IT infrastructure (servers, network, storage, security architecture)
  • Analysis of the existing PLM system architecture (databases, application servers, interfaces, CAD/ERP integration)
  • Survey of the system landscape including all dependent systems (CAD, ERP, etc.)
  • Documentation of system topologies, data flows, and dependencies
  • Evaluation of performance, stability, and security
  • Identification of technical weaknesses and bottlenecks
  • Recording of operational concepts, backup/recovery strategies, and SLAs
  • Design of an optimized PLM infrastructure, including system components, interfaces, and security concepts
  • Consideration of high availability, disaster recovery, and compliance
  • Selection of suitable technologies and platforms (e.g., containerization, hybrid cloud, centralized vs. decentralized architectures)
  • Definition of migration strategies and transition phases
  • Cost and effort estimation for implementation
  • Preparation of decision templates for IT and business management
Online since: Mon May 26 16:36:23 CEST 2025
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Reference number: 821939/1

Project Leader for Relocation (m/f/d)

Freelance/Contracting project
Munich
  • Ensuring smooth project progress, including resource management, scheduling, and communication for a relocation/moving project
  • Creation and continuous updating of the overall project schedule in coordination with all project managers
  • Continuous review and refinement of role understanding within internal and external workstreams
  • Resource planning and role assignment across all workstreams
  • Ensuring effective communication within all workstreams
  • Establishment and maintenance of 360° communication with all relevant key stakeholders
  • Organization, moderation, and follow-up (including MoMs) of global and local meetings
  • Monitoring, measuring, and reporting of the project budget
  • Documentation and decision-making in SteerCo, monthly, and other relevant meetings
  • Communication of the schedule and relevant risks to the global SteerCo
Online since: Fri May 23 16:48:59 CEST 2025
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Reference number: 823254/1

Application Owner Salesforce Service & Marketing Cloud (m/f/d)

Freelance/Contracting project
Remote
  • Defines and maintains API contracts to ensure clear, consistent, and stable integrations with other systems
  • Defines and oversees platform, development, delivery, and deployment best practices in close alignment with the CI/CD team
  • Acts as the Lead Developer for the application, setting the direction for the development team
Online since: Fri May 23 13:30:42 CEST 2025
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Reference number: 822616/1

Grid Engineer for a Japanese wind offshore project (m/f/d)

Freelance/Contracting project
North Rhine-Westphalia
  • Grid Engineer for a Japanese wind offshore project
  • As a power systems engineer, you will conduct studies for offshore wind farm projects
  • These studies are typically categorized into RMS and electromagnetic transients (EMT) and require knowledge of simulation tools such as PowerFactory and PSCAD
  • The studies include load flow, short circuit analysis, transient stability, fault ride-through (FRT), insulation coordination, harmonic analysis and harmonic stability, among others
  • The aim of these studies is to optimize system design, ensure compliance with grid connection regulations and develop operating guidelines for operation and maintenance
Online since: Wed May 21 10:27:32 CEST 2025
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Reference number: 821811/1

Verification Engineer (m/f/d)

Freelance/Contracting project
München
  • Planning, developing, and executing verification strategies for IP and SoC components
  • Creating and maintaining verification environments using Specman E and UVM
  • Applying SystemVerilog assertions for formal and dynamic verification
  • Analyzing and debugging RTL code using Verilog constructs
  • Supporting TLM model debugging using C++
  • Running simulations and regression tests using Cadence tools (Xcelium, Specman-elite, SimVision, vManager)
  • Documenting and reviewing verification results 
Online since: Mon May 19 16:32:03 CEST 2025
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Reference number: 820825/1

IT-Projektkoordinator Experience Cloud, Mulesoft & Shield (m/f/d)

Freelance/Contracting project
Remote
  • Manage Salesforce Experience Cloud, Mulesoft and Shield backlog, including defining and prioritizing requirements
  • Collaborate with internal teams to ensure that Salesforce Experience Cloud and Shield meet the organization's business needs
  • Communicate and prioritize product requirements to the development team, ensuring that they are aligned with business objectives
  • Develop and maintain a deep understanding of Salesforce Experience Cloud and Shield features and functionality, and identify opportunities for improvement
  • Work with stakeholders to define and document user stories, acceptance criteria, and use cases
  • Collaborate with the development team to ensure that user stories are implemented effectively
  • Participate in Agile ceremonies, including sprint planning, backlog grooming, and sprint reviews
Online since: Fri May 09 11:58:49 CEST 2025
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Reference number: 820904/1

Senior Manager Energy Trading (m/f/d)

Freelance/Contracting project
remote, Essen, United Kingdom, Netherlands
  • Coordinating and executing end-to-end testing processes to ensure system readiness and stakeholder engagement
  • Managing cutover and migration activities to facilitate a smooth transition from project phase to operational phase including organizing the training activities
  • Organizing and overseeing go-live events to ensure successful project deployment
  • Providing hypercare support post-go-live to address any issues and ensure system stability
  • Collaborating with cross-functional teams to ensure alignment and effective communication
  • Documenting processes, procedures, and lessons learned to improve future project implementations
Online since: Fri May 09 11:54:52 CEST 2025
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Woman looking for job using her tablet

All projects for freelancers - Germany-wide

In the job search and project exchange for specialists and executives, a wide range of job offers in various industries can be discovered. Thousands of job offers are just waiting for the right freelancer.

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Looking for personnel or project-related support?

Thanks to our comprehensive pool of experts, we will find the perfect match for your position within the shortest possible time.

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