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Contract Staffing (contract-based and project-specific talent) Agencies in Belgium

Upgrade4you logo

Upgrade4you

upgrade4you GmbH is a Germany based staffing and recruiting partner that connects talent with employers across Maritime, Aviation, Defense and adjacent industrial sectors. Founded in 2020 and headquartered in Hamburg with a presence in Berlin and a dedicated contact for the Frankfurt Rhein Main region, the firm supports clients and candidates nationwide. upgrade4you focuses on sustainable matches through personal guidance, transparency, and fast response times, combining deep market knowledge with a curated network of specialists. Its service portfolio covers permanent recruitment (Direktvermittlung), temporary staffing through Arbeitnehmerueberlassung, and end to end recruiting process support where the team can take over the complete hiring workflow for companies. The company works across six core industry clusters including maritime (shipping, harbor logistics, offshore wind), aviation (airlines, airports, MRO, aerospace engineering), defense (defense systems, security technology, cyber security), as well as machinery and plant engineering, vehicle manufacturing, and chemicals and pharma, plus kaufmaennisch office and commercial functions. Typical profiles range from blue collar and technical trades to white collar specialists and management: shipbuilding and aerospace engineers, flight operations and MRO experts, avionics and mechatronics technicians, offshore and harbor logistics professionals, defense systems and IT security engineers, project managers, quality and compliance, supply chain and procurement, finance, administration, and sales. For employers, upgrade4you delivers prequalified candidates, short lead times, and administrative relief, including labor leasing compliance and onboarding support. For candidates, the team offers a comprehensive care package from job search and application coaching to contract signature, opening doors to leading employers in Hamburg, Berlin, Munich, and other hubs. Recognized for quality and responsibility, the company operates an ISO 9001:2015 certified quality management system, is a member of GVP, and has been assessed by EcoVadis. With 500+ successful placements, 100+ partner companies, and 5+ years of sector experience, upgrade4you blends specialist focus with nationwide reach to help organizations scale and professionals advance their careers.
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Permanent RecruitmentTemporary StaffingRPOAutomotiveAerospaceDefenseWarehousingDistributionPublic Transit
11-50
HQHamburg, Germany
2020
Reef Resourcing logo

Reef Resourcing

Reef Resourcing is an international recruitment agency dedicated to IT and technology talent, founded in 2011 and headquartered in Hamburg. The firm connects motivated, highly qualified specialists and leaders with attractive, well paid roles and trusted clients across industries, acting as a focused interface between market demand and hard to reach candidates. With many thousands of registered candidates worldwide and a team of multilingual consultants and associates, Reef Resourcing cultivates direct, trust based channels rather than relying on crowded job portals, which allows them to surface exclusive opportunities and deliver shortlists quickly. Their service portfolio covers the full recruitment spectrum for technology roles: permanent recruitment for long term hires, executive search for leadership and critical niche appointments, and freelance and contractor solutions for project based needs. Clients range from innovative scale ups to established global enterprises seeking software developers, architects, data and cloud specialists, cybersecurity professionals, infrastructure and network engineers, product and project leaders, and CIO and CTO level executives. Candidates benefit from honest market insight, discreet representation, and access to vacancies managed on an exclusive mandate that are neither advertised nor communicated elsewhere, while clients gain a lean, quality driven process tailored to cultural and technical fit. Operating internationally from Germany, the company supports hiring and project delivery across Europe and beyond, aligning search strategies to local language, regulatory, and market specifics. A dedicated job portal streamlines application and document upload, while direct consultant engagement accelerates feedback and decision making. Guided by a clear philosophy of focus, transparency, and long term partnership, Reef Resourcing aims to create measurable value for both sides by reducing time to hire, raising retention, and enabling technology teams to scale with confidence.
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Permanent RecruitmentContract StaffingExec Search & Interim MgmtSoftware DevelopmentCybersecurityData ScienceCloud ComputingTelecomTechnology & Digital
2-10
HQHamburg, Germany
2011
MRINetwork-Hackmann Search AND Partner logo

MRINetwork-Hackmann Search AND Partner

Founded in 1999, Hackmann Search + Partner is an executive search and recruitment firm based in Hamburg and a long-standing member of MRINetwork. The company specializes in cross-border placements for international executives across the DACH region, serving German, Austrian, and Swiss mandates for organizations that require leadership talent attuned to local markets and global standards. Led by founder Klaus Hackmann, who spent more than two decades as a top-level manager in South Africa and across Europe, the firm brings first-hand executive experience to every assignment. Hackmann has served as MRINetwork regional representative and spokesman for international partners and previously sat on the boards of the German-South African Chamber of Commerce and Industry and EXAS (Executive Association of South Africa) between 1972 and 1977. The firm delivers retained and contingency searches, supported by project services that allow clients to scale hiring initiatives efficiently while maintaining rigorous quality control. Its approach blends disciplined research, structured assessment, and transparent communication, ensuring that shortlists align with business strategy, culture, and performance expectations. With deep familiarity of DACH talent pools and the complexity of international relocations, compensation structures, and compliance, Hackmann Search + Partner advises clients from discovery through offer acceptance and onboarding. The team prioritizes confidentiality, pace, and precision, balancing the need for thorough evaluation with time critical requirements common to executive hiring. Clients value the firm for its pragmatic counsel, access to senior candidates, and the ability to represent employer brands credibly in competitive markets. Whether a company seeks a single C-suite leader or needs to coordinate several leadership hires as a defined project, Hackmann Search + Partner provides flexible, outcomes-focused solutions and welcomes direct contact to discuss current needs and market coverage.
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Exec Search & Interim MgmtPermanent RecruitmentSOW/ProjectsAll industriesManagement ConsultingLegalPublic RelationsAdvertisingJournalism
2-10
HQOstrach, Germany
1999
CareFlex Personaldienstleistungen gGmbH logo

CareFlex Personaldienstleistungen gGmbH

CareFlex Personaldienstleistungen gGmbH is a nonprofit staffing and advisory firm dedicated to the social sector across Northern Germany. Founded in 2004 and part of the Evangelische Stiftung Alsterdorf, the company focuses on placing and deploying professionals in nursing, disability support and assistance, paedagogy, and broader health and social care. Through temporary staffing via Arbeitnehmerueberlassung, CareFlex reacts quickly to short term and longer term personnel needs in clinics, senior care, assisted living, kindergartens and Kitas, and other social institutions, serving more than 500 facilities across Hamburg, Schleswig Holstein, and Lower Saxony. Its permanent recruitment and executive search practice, active since 2013, delivers targeted hiring of specialists and leadership roles for providers in the health and social economy, combining empathy, sector knowledge, and digital recruiting know how. Beyond placement, the firm advises organizations on employer branding, helping them strengthen their employer value proposition and run effective personnel and online marketing. As a mission driven gGmbH, CareFlex puts people first and aims to create stable, fairly paid, and appreciative working conditions for social care professionals while supplying clients with qualified and compassionate staff. Internally, the TalentCare program supports the professional and personal development of employees with an equal pay policy, an HVV ProfiTicket in Hamburg or travel cost subsidies, a company pension plan, extensive training, life and social counseling, and occupational health management. With offices in Hamburg and Kiel and the backing of a foundation network of around 6,500 employees and 180 locations, CareFlex combines reliability, compliance, and heart to deliver sustainable staffing outcomes that benefit clients, candidates, and the communities they serve.
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Temporary StaffingPermanent RecruitmentExec Search & Interim MgmtHospital & Health Care (Nursing)Social ServicesHealthcare AdministrationHealthcare & Life SciencesSenior ExecutivesGeneralist - white collar professionals
11-50
HQHamburg, Germany
2004
Carlotte logo

Carlotte

Founded in 2020, Carlotte is a social recruiting and referral platform built on the belief that waiting for passive talent to turn active is neither efficient nor economical. Instead of relying only on traditional funnels, it taps into public talent pools and mobilizes personal and professional networks to surface outstanding candidates for open roles. Individuals can register, discover relevant jobs for people they know, and be rewarded for successful referrals, while employers gain access to candidates who come pre-vouched by trusted connections. By activating community referrals, Carlotte complements internal talent acquisition and agency efforts, helping teams amplify reach into passive talent communities and diversify pipelines beyond job boards and cold outreach. The model aligns incentives for referrers, candidates, and employers, aiming to raise quality of hire, shorten time to shortlist, and reduce cost per hire through targeted introductions grounded in social proof. The platform emphasizes transparency and a positive participant experience, guiding referrers from job discovery to submission and feedback, and ensuring candidates are treated with respect throughout the process. Designed to support a broad range of white collar functions across industries, Carlotte enables organizations to extend their employer brand into networks that are otherwise difficult to access at scale. It positions itself as a collaborative partner to internal recruiters and staffing firms alike, making it easier to convert passive interest into active pipelines. By bringing the power of professional networking to recruiting, Carlotte helps companies and communities connect more efficiently, turning everyday relationships into a reliable, ethical, and economical source of talent.
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Permanent RecruitmentContract StaffingPayrolling/EORAll industriesGeneralist - white collar professionals
1
HQHamburg, Germany
2020
DooYano logo

DooYano

Founded in 2015, DooYano is a research services partner specializing in HR research and market research that supports companies and recruitment consultancies with smart, data driven insights. Operating across industries and seniority levels, the firm delivers interdisciplinary know how, robust methodology, and disciplined project management to plan and execute research mandates efficiently and transparently. Under its Smart Recruitment offering, DooYano provides talent mapping, candidate identification, longlisting, organization charting, compensation and location analyses, pipeline building, and executive research support that strengthens executive search projects and RPO programs with evidence based shortlists and market intelligence. In parallel, its market research capabilities span desk research, data enrichment, targeted interviews and surveys, competitor and customer analyses, and the synthesis of fragmented information into clear, actionable deliverables. DooYano is process and efficiency driven, adheres to high quality standards, and operates with a simple, transparent, performance based pricing model. The team leverages innovative technologies to accelerate research, ensure data accuracy, and integrate outputs seamlessly into client workflows, whether that is an ATS, CRM, or BI environment. Deliverables typically include curated longlists, market maps, dashboards, and concise reports that enable faster hiring decisions, sharper workforce planning, and better go to market moves. With roots in executive search and a focus on understanding mandates through the lens of both the hiring company and the recruiter, DooYano offers a clear and reliable service promise grounded in speed, rigor, and measurable outcomes. By combining methodological depth with practical business perspective, the firm helps clients reduce time to insight, de risk critical decisions, and maintain a steady edge in competitive talent and product markets.
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Exec Search & Interim MgmtRPOSOW/ProjectsAll industriesManagement ConsultingLegalTechnical WritingProject ManagementSenior Executives
2-10
HQHamburg, Germany
2015
Karriereschlüssel logo

Karriereschlüssel

Karriereschluessel is a German recruiting firm founded in 2020 and based in Vaterstetten, near Munich, with its registered address at FASANENSTR.12. As a boutique agency, it focuses on delivering tailored recruitment solutions for organizations that value close collaboration, speed, and quality of hire. The team works directly with hiring stakeholders to clarify role requirements, define success profiles, and build targeted search strategies that balance market reach with cultural fit. Karriereschluessel supports end to end hiring processes, from role scoping and employer value proposition refinement to proactive sourcing, structured screening, interview coordination, and offer management. Leveraging disciplined search methods and a curated network, the firm handles permanent placement needs alongside executive and leadership hiring, and it can facilitate contract based engagements when clients require flexible access to specialized skills. Its approach emphasizes transparent communication, data informed shortlists, and a strong candidate experience designed to protect client brand reputation in competitive talent markets. Operating within Germany, the firm aligns its work with local labor and data protection standards, ensuring compliant and ethical hiring practices. For clients, this means a single point of accountability, market insight, and right sized processes that scale with evolving workforce plans. For candidates, it means clear feedback, role clarity, and discreet handling of sensitive career moves. Karriereschluessel is built to serve a broad mix of business functions and can adapt to both fast growing smaller companies and established mid sized or larger enterprises that need focused support on critical roles. By combining permanent recruitment expertise with executive search capabilities and flexible contract options, the firm offers practical, outcome oriented solutions that help organizations secure the talent they need while reducing time to hire and improving long term retention.
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Permanent RecruitmentExec Search & Interim MgmtContract StaffingAll industriesGeneralist - white collar professionalsSenior Executives
2-10
HQGermany
2020
AZIMUT Recruitment Solutions logo

AZIMUT Recruitment Solutions

AZIMUT Recruitment Solutions is an independent, owner managed recruitment consultancy founded in 2010 and headquartered in Hamburg, operating across Europe to help clients hire the right people quickly. The firm focuses on lean, well structured and goal oriented processes, applies agile yet pragmatic sourcing methods, and leverages artificial intelligence to free up more time for meaningful, human conversations. AZIMUT delivers two complementary service lines. Search & Selection covers the targeted recruitment of individual specialists and management roles, ensuring a rigorous search, thorough assessment, and culturally aligned shortlists for permanent hires. Embedded Recruitment provides interim or project based onsite recruitment solutions, acting as an integrated Recruitment Business Partner when clients need to scale hiring for multiple roles, teams, or new sites. In this model AZIMUT immerses in the client environment, works directly with stakeholders, builds pipelines, optimizes communication with candidates, transfers proven recruitment know how to internal teams, and drives high transparency, cost control, and measurable savings. The company concentrates on manufacturing led industries with particular emphasis on defense, renewables and green tech, as well as aviation and transportation, where it supports white collar specialists and executive level leaders across engineering, production, quality, supply chain, and corporate functions. Ethical conduct and confidentiality are central to AZIMUTs philosophy: candidate information is shared only after interviews and with consent, candidates are never charged fees, and the firm does not approach employees of its current clients. As a boutique embedded in a reliable international network, AZIMUT is small enough to care and highly responsive, yet large enough to deliver at scale across multiple European countries. Its mission is clear and consistent with its name and nautical metaphor: understand the clients course, align to their set heading, and achieve recruitment on target by bringing together organizations and candidates who are ready to move in the same direction.
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Permanent RecruitmentExec Search & Interim MgmtRPOAutomotiveAerospaceDefenseUtilitiesSupply Chain ManagementFreight Forwarding
1
HQHamburg, Germany
2010
Treuenfels Careers logo

Treuenfels Careers

Treuenfels Careers is a German specialist in finance and controlling talent solutions, combining recruitment, executive search, interim management, and project delivery under one trusted brand. Founded in 1999, the company has more than 25 years of experience and operates from Hamburg with an additional office in Dusseldorf, supporting clients and candidates nationwide. Treuenfels structures its offering through three dedicated units: Treuenfels Professionals focuses on direct placement of accountants, controllers, treasurers, and tax specialists into junior, senior, and management roles; Treuenfels Projects accelerates functional careers via hands on project assignments at client sites, supported by individualized development plans, mentoring, and coaching, and is designed to build the skills needed for leadership or a viable freelance path; Treuenfels Executives delivers discreet executive search for finance leaders, including CFOs and other C level appointments, placing senior managers into critical leadership positions with rigor and care. Clients benefit from a deep, curated network of qualified finance and controlling professionals for both permanent mandates and project based needs, while candidates receive honest guidance, market insights, and constructive feedback to align opportunities with their goals. The firm conducts personal interviews to understand potential and aspirations, and manages processes transparently: inclusion in the nationwide candidate pool is free of charge, client companies pay fees for permanent placement, and for temporary or interim assignments Treuenfels is typically the contracting party whether professionals are self employed or employed by the firm. Confidentiality and compliance are paramount, with clear rules around prior applications, direct agreements, and information handling. From first finance roles through to the CFO seat, Treuenfels provides a consistent partner across the entire career lifecycle, uniting permanent recruitment, executive search, and project implementation to deliver measurable outcomes for employers and meaningful progress for talent in finance and controlling.
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Permanent RecruitmentExec Search & Interim MgmtSOW/ProjectsBankingInsuranceInvestment ManagementHuman ResourcesTechnical WritingProject Management
2-10
HQHamburg, Germany
1999
Impuls Personal logo

Impuls Personal

Impuls Personal GmbH is a staffing and recruiting firm based at Grosser Burstah 53 in Hamburg, Germany, with roots dating back to 1995 and a compact team of around 34 employees. The company focuses on connecting employers with qualified professionals through a blend of permanent recruitment, temporary staffing, and contract solutions tailored to client needs and market dynamics. Drawing on decades of local market knowledge, the team supports organizations ranging from growing small and midsize businesses to established enterprises, aiming to reduce time to hire, improve candidate fit, and ensure compliance with German labor regulations. Consultants manage the full recruitment lifecycle, including role scoping, targeted sourcing, screening, interviewing, reference checks, and offer coordination, while also handling flexible workforce administration such as contracts, payroll coordination with clients, and assignment tracking where applicable. For candidates, Impuls Personal provides transparent guidance on opportunities, interview preparation, and career navigation, emphasizing clear communication and long term placement success. The firm leverages structured processes, hands on account management, and consistent reporting to keep stakeholders aligned on progress and outcomes. Its approach combines relationship driven consulting with practical execution, enabling clients to address seasonal peaks, project based demands, and ongoing talent gaps without sacrificing quality. With a presence anchored in Hamburg and an understanding of regional talent pools, Impuls Personal supports a broad spectrum of white collar roles across business functions, prioritizing professionalism, responsiveness, and reliable delivery. The companys longevity since 1995 reflects a commitment to service standards, ethical practices, and continuous improvement in recruitment methods so that both employers and candidates experience dependable, solutions oriented support. By balancing speed with rigor in selection, the firm helps organizations secure the talent they need while offering professionals meaningful next steps in their careers.
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Permanent RecruitmentTemporary StaffingContract StaffingManagement ConsultingLegalAccounting (Audit, Tax)Technical WritingProject ManagementGeneralist - white collar professionals
11-50
HQHamburg, Germany
1995

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