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Engineering Agencies

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Talent Search Technology

Talent Search Technology is a global recruitment partner specializing in connecting enterprises with exceptional technology and engineering talent across the UK, Europe, and worldwide. With offices in the United Kingdom, Poland, and India, the firm combines global reach with local market expertise to deliver tailored hiring solutions that reduce time-to-hire and cost-per-hire. Backed by 15 years of experience, a network of 5,000+ candidates, 263+ high-growth clients, and delivery across 20+ countries, the company supports organizations ranging from high-growth scale-ups to Fortune 500 leaders. Its core offerings span permanent recruitment, contract staffing, and Recruitment Process Outsourcing (RPO), complemented by consulting that covers market analysis, process design, and employer branding to build scalable, efficient recruitment engines. Talent Search Technology is adept at meeting complex, niche hiring needs from limited talent pools, underpinned by a structured, end-to-end methodology that assesses requirements, maps markets, and rigorously evaluates candidates to ensure technical fit and cultural alignment. The firm’s primary sector expertise includes technology, healthcare and life sciences, and manufacturing and engineering, with proven capability in software and cloud, data, cybersecurity, IT infrastructure, pharmaceuticals and biotech, medical devices, and industrial and electrical engineering. Clients choose Talent Search Technology for its ability to cut up to 80% of the time spent searching and reduce acquisition costs by up to 60% through streamlined processes, proactive sourcing, and a curated, continuously refreshed talent pipeline. The team emphasizes transparency, partnership, and results, offering both on-demand and programmatic RPO engagements as well as project-based bursts to support product launches, transformations, and new market entries. Whether enabling digital and enterprise technology programs or scaling specialist engineering teams, Talent Search Technology delivers consistent, reliable outcomes with measurable impact on hiring quality, speed, and budget.

Permanent RecruitmentContract StaffingRPOSoftware DevelopmentCybersecurityData ScienceMental Health CareVeterinaryAutomotive

HQLondon, United Kingdom

UNICON International Inc.

UNICON International Inc. is a U.S.-based technology consulting and workforce solutions firm recognized for delivering end-to-end services that help enterprises modernize systems, accelerate digital transformation, and scale high-performing teams. The companys integrated portfolio spans Technology Solutions, Business Solutions, Data Solutions, and Workforce Solutions, enabling clients to address complex IT initiatives while meeting ongoing talent needs. Its Technology Solutions cover application development, mobile development, project management, test automation, infrastructure support, and agile consulting, while Business Solutions include business analysis, system integration, strategy development, governance consulting, and risk management. UNICONs Data Solutions practice specializes in data migration, ETL, data warehousing, and big data initiatives that unlock insight and operational efficiency across the enterprise. Complementing these capabilities, its Workforce Solutions practice delivers skilled professionals across engineering, professional and administrative functions, accounting and finance, and customer service, supported by flexible delivery models such as project services, staffing services, managed services, and consulting services. UNICON is widely recognized for excellence, earning distinctions such as MBE of the Year (2024), Legacy MBE of the Year (2012, 2019), Economic Impact Award (2023), Top Ranked Diversity Staffing Firm (2011), and repeated listings among Americas fastest-growing private companies. The company has also received client and industry accolades including Outstanding Value and Service Supplier awards from leading manufacturers, along with Top 10 IT consulting firm recognition in Central Ohio across multiple years. As a certified W/MBE with strong diversity, equity, and inclusion commitments, UNICON partners with industry associations and community organizations and supports talent advancement through scholarship programs. With a track record of reliable delivery and long-term client relationships across technology-driven sectors, UNICON combines deep technical expertise, disciplined program execution, and scalable talent solutions to help organizations reduce risk, speed time-to-value, and achieve measurable business outcomes.

Contract StaffingTemporary StaffingSOW/ProjectsSoftware DevelopmentCybersecurityData ScienceIndustrial MachineryChemical ManufacturingElectrical Engineering

HQColumbus, United States

TriOptus

TriOptus is an international workforce solutions and technology services partner focused on helping organizations magnify the future through agile, people-powered delivery. Combining deep market insight with a consultative approach, the firm designs tailored recruitment programs rather than offtheshelf solutions, aligning to each clients culture, pace, and goals. Its core talent offerings span Recruitment Process Outsourcing (RPO) for all or part of the hiring lifecycle, staff augmentation to rapidly deploy specialized consultants, and full-time hiring support that delivers high-caliber permanent placements. In RPO, TriOptus submits candidates who, if selected, join the client as employees or contract directly, with TriOptus remaining outside the final employment relationship. Beyond talent acquisition, the company extends value through complementary services including outsourced payroll and accounting, web and application development, and specialized SAP services, enabling clients to scale both teams and technology. TriOptus serves a diverse set of industriesGovernment and Public Administration, Healthcare, Banking/Finance/Insurance, Engineering, and Information Technologysupported by delivery models that emphasize local focus with global reach and multiple prime offices across three continents. Its methodology blends research-driven sourcing, labor market analytics, and proprietary tools that equip recruiters to advise on local talent trends, all backed by 24/7 responsiveness and continuous process improvement. Guided by EPICC valuesExcellence, People Engagement, Integrity, Customer Centricity, and Collaborationthe company invests heavily in technology and learning to automate routine tasks and free its teams to solve harder problems. TriOptus also prioritizes trust and candidate safety, communicating exclusively from the trioptus.com domain and warning against impersonation scams, while directing job seekers to a secure careers portal. With over two decades of collective leadership experience and a partnership mindset, TriOptus builds stellar teams, accelerates hiring outcomes, and bridges the gap between soughtafter talent and missioncritical work across healthcare systems, public agencies, financial institutions, engineering environments, and technology-driven enterprises.

RPOContract StaffingPermanent RecruitmentSoftware DevelopmentCybersecurityData ScienceMedical DevicesHealthcare AdministrationMental Health Care

HQClarksburg, United States

Whitestone Resourcing

Whitestone Resourcing is a UK recruitment firm based in Leeds that specializes in placing mid to senior management professionals across permanent, fixed-term contract and temporary assignments. Serving blue‑chip enterprises, family‑run SMEs and central government organizations, the agency focuses on key built environment and business services sectors including Construction, Facilities Management (FM), Infrastructure & Utilities, Logistics, Property and Security. Its consultants bring deep sector expertise and operate a rigorous, research‑led process that spans initial role scoping, targeted identification of active and passive talent, curated shortlists, interview coordination, offer management and seamless onboarding. Within Construction they recruit for roles such as construction, commercial, planning, project and site managers, as well as quantity surveyors and estimators; in FM they cover facilities and estates management, commercial management, building services and technical management, project management, contract and account management, health & safety, bid management and business development. In Property they work with landlords, developers, occupiers and consultancies to source surveyors, cost managers, estates and property managers, and specialists in acquisitions, disposals, land and development. Their approach is tailored to each assignment, leveraging industry‑leading tools and market mapping to secure niche skill sets and deliver timely, cost‑effective outcomes. Whether clients are building new teams, filling strategic permanent vacancies or engaging interim professionals for specific projects, Whitestone Resourcing is positioned to provide a responsive, consultative service that aligns talent with business objectives across complex, regulated and operationally demanding environments. The firm’s blend of sector knowledge, transparent communication and commitment to equality, diversity and inclusion underpins long‑term partnerships with clients and candidates nationwide.

Permanent RecruitmentContract StaffingTemporary StaffingResidential DevelopmentCommercial Real EstateConstructionDistributionPublic TransitOil & Gas

HQLeeds, United Kingdom

Unique Talent Solutions

Unique Talent Solutions is a UK specialist in civil engineering recruitment, dedicated to connecting engineers and technicians with leading consultancies, contractors, and infrastructure clients nationwide. Led by an engineering-informed approach and more than a decade of civil engineering design recruitment experience, the firm understands the technical nuance behind the roles it supports, spanning infrastructure and drainage through to structures, highways, and rail. This technical fluency enables the team to properly assess candidates, ask the right questions, and represent both professionals and employers accurately, ensuring each introduction is grounded in capability, culture, and long-term fit. Unique Talent Solutions supports permanent and contract requirements across consultancy, contractor, and client-side environments, offering straight-talking advice without CV spamming or pressure tactics. Its relationship-led model prioritizes consent, transparency, and honest feedback; CVs are never shared without permission, and candidates receive clear, timely updates throughout processes. The firm’s live roles regularly include civil/drainage engineers, development infrastructure specialists, structural engineers, and related design positions, with hybrid working options frequently available across UK locations. Clients benefit from a recruiter who actively leverages a deep network to surface hard-to-find talent quickly, while candidates gain access to well-matched opportunities, pragmatic market guidance, and support from initial conversation through interview, offer, and onboarding. Whether a consultancy looking to strengthen a design team or an engineer considering a strategic move, Unique Talent Solutions focuses on sustainable placements that deliver value beyond the immediate hire, aligning technical requirements, project pipelines, and career progression to create outcomes that last.

Permanent RecruitmentContract StaffingExec Search & Interim MgmtResidential DevelopmentCommercial Real EstateConstructionRailroadTruckingWarehousing

HQKeighley, United Kingdom

NN Tech

NN Tech is a people-first staffing services company headquartered in Glen Allen, Virginia, built by leaders with deep experience consulting and building technology teams for startups and Fortune 500 organizations. Created to counter the industrys drift toward impersonal resume screening and good enough submittals, the firm applies a collaborative, consultative, and methodical recruiting approach that prioritizes fit, capability, and long-term team productivity. NN Tech specializes in Technology, Data, and Scientific roles, delivering talent across software and infrastructure disciplines such as Python, Java, DevOps, and Adobe Experience Manager, as well as analytics and AI-adjacent skills including Data Scientists, Data Engineers, Data Analysts, and Statisticians. The companys scientific practice supports healthcare and biotech clients with niche profiles like gene therapy and chemical engineering, and it has a track record of placing engineering talent into manufacturing environments, evidenced by client testimonials in plastics manufacturing. NN Tech supports multiple engagement models reflected in its candidate consent and right-to-represent process, including salaried employment with benefits, W2 hourly, and C2C/1099 arrangements, enabling clients to scale via permanent hires or contingent talent depending on project needs. Its culture emphasizes integrity, transparency, and expectation management, removing assumptions to ensure clients feel understood, while advancing diversity, equity, and inclusion with a zero-tolerance stance on racial, gender, or LGBTQ+ bias. Social impact is embedded in operations, with support for organizations like Water.org and Shalolm Farms. Internally, NN Tech invests in employee experience with comprehensive health coverage and a 401(k) match up to 6%, fostering retention so clients benefit from consistent delivery. Selective about both associates and employment partners, NN Tech aligns with innovative companies that value quality, speed, and care in hiring, earning repeat business by consistently placing high-caliber professionals who add measurable value from day one.

Permanent RecruitmentContract StaffingTemporary StaffingSoftware DevelopmentCybersecurityData ScienceMental Health CareVeterinaryAutomotive

HQGlen Allen, United States

Uber Recruit

Uber Recruit is a Scotland-based recruitment agency dedicated to delivering a straightforward, ethical, and professional service that consistently aims to be above expectations. Serving clients and candidates across Edinburgh, West Lothian, and Central Scotland, the firm leverages many years of award-winning industry experience to place permanent, contract, and interim professionals. Uber Recruit supports a diverse range of skill areas including Accountancy & Finance, Administration and Office Support, Customer Service and Contact Centre, Engineering and Technical, Executive, Human Resources, IT, Industrial and Manufacturing, Recruitment-to-Recruitment, Sales and Marketing, and Scientific roles. For clients ranging from PLCs and SMEs to startups and recruitment organisations, the team provides a bespoke, end-to-end hiring process: they start by understanding organisational culture and role requirements, create precise vacancy and person specifications, source candidates across multiple media, verify right-to-work documentation, conduct biographic and competency-based screening, apply skills testing where relevant, present tailored shortlists with candidate specifications, coordinate interview schedules, manage feedback and offer stages, and perform reference checks as appropriate. For candidates, Uber Recruit offers a consultative experience, from planning and preparing a targeted search to CV advice, market research, interview scheduling, and offer guidance, with a focus on aligning personal goals to the right organisational culture. Consistent communication underpins every engagement, fostering trusted, long-term relationships and strong hiring outcomes. Client and candidate testimonials repeatedly highlight the firm’s personal touch, diligence, and ability to match the right people with the right roles quickly, reflecting a service ethos that is responsive, transparent, and results-focused. Whether the requirement is for specialist technical expertise, senior interim leadership, or high-performing white-collar talent, Uber Recruit brings local market knowledge, rigorous process, and genuine care to every assignment.

Permanent RecruitmentContract StaffingExec Search & Interim MgmtManagement ConsultingLegalAccounting (Audit, Tax)Electrical EngineeringIndustrial AutomationSoftware Development

HQWest Lothian, United Kingdom

SRG Staffing Services

SRG Staffing Services, also known as Scissett Recruitment Group, is a specialist recruitment partner dedicated to the fire and security industry across the United Kingdom. Established in 2018 and backed by over 30 years of combined security sector experience, the company delivers a client-centric blend of temporary recruitment solutions, responsive labour supply, and permanent recruitment services tailored to the unique demands of active and passive fire protection and electronic security. SRG sources and deploys Fire Engineers, Security Engineers, service and installation professionals, and SIA-licensed personnel, as well as stewards, management, administration, and office support staff, ensuring a comprehensive talent pipeline for both project-based requirements and long-term hiring needs. Best practice and compliance sit at the core of its delivery model, with processes aligned to relevant British Standards and reinforced through regular client contact, KPI reviews, and a relentless focus on staff competence, suitability, and ongoing performance. The company’s mobile team provides nationwide coverage—from Cornwall to the Cairngorms and Cardiff to Newcastle—combining local responsiveness with consistent quality to meet urgent demands and planned workforce strategies alike. Whether augmenting teams at short notice through reliable labour supply or conducting targeted searches for permanent hires, SRG emphasizes transparent communication, rigorous vetting, and competitive rates to secure high-calibre candidates who are equipped to work safely and effectively within regulated environments. Clients benefit from a single partner able to flex between contingent and permanent models while maintaining the same standards of service and care for candidates, who receive knowledgeable guidance from consultants immersed in the fire and security market. By continuously improving its services and investing in sector expertise, SRG Staffing Services positions itself as a trusted, long-term recruitment ally for employers and professionals across the UK fire and security ecosystem.

Temporary StaffingContract StaffingPermanent RecruitmentSoftware DevelopmentCybersecurityData ScienceAutomotiveAerospaceDefense

HQDenby Dale, United Kingdom

Variant Partners

Variant Partners is a long-established executive search, direct hire, and contract placement firm founded in 1970 and based in Bingham Farms, Michigan, dedicated to helping people and companies reach their full potential. Serving clients locally and nationally, the firm offers Priority, Contingent, Project, and Contract searches, aligning engagement models to the urgency and complexity of each hiring need. Its specialties span Engineering/Manufacturing/Mobility, Energy, Industrial Automation, and cross-functional Corporate Functions, and its recruiters operate as niche experts whose practices are built on extensive market research and focused industry knowledge. This depth enables successful delivery across roles such as product engineering, sales engineering, plant and general management, procurement, governance and SEC reporting, sales operations, and highly specialized legal talent including FERC-focused counsel within the energy sector. In addition to Contingency Search and Contract Staffing, Variant Partners No Risk Priority Search provides a concentrated, performance-backed approach with a money-back guarantee, complemented by Talent Engagement Solutions, Downsizing Solutions, and Custom Solutions to meet unique hiring challenges. The firms process emphasizes providing the most relevant information to clients and candidates so that each party can make confident decisions, and it is known for professionalism, ethics, high-quality service, and long-term relationship building. Clients value a partner that understands the dynamics of manufacturing, mobility, industrial machinery, and the broader energy and utilities landscape, while candidates benefit from accessible job postings and practical resources that support career choices. A family-style culture, decades of continuity, and a commitment to creating lasting partnerships power Variant Partners guiding belief in building relationships over time and making the connections that positively impact business outcomes, one placement at a time.

Exec Search & Interim MgmtPermanent RecruitmentContract StaffingAutomotiveAerospaceDefenseRenewable EnergyMiningEnvironmental Services

HQAnn Arbor, United States

Richard, Wayne & Roberts

Richard, Wayne & Roberts is an executive search and placement firm headquartered at 24 E. Greenway Plaza, Suite 850, Houston, TX 77046. For more than 50 years, the company has helped organizations build high-performance leadership teams while supporting accomplished professionals in advancing their careers. RWRs model combines deep functional expertise with sector-specific knowledge, enabling recruiters to present executive-level candidates who align with a clients culture, goals, and strategic direction. The firms specialties span Oil & Gas Engineering, Energy Search, Energy Services, Midstream, Real Estate & Construction, Retail/Restaurant/Fitness & Entertainment, Technical Sales, Accounting & Finance, Engineering, Healthcare, Human Resources, Information Technology, Legal, and Life Sciences. Serving employers nationwide, RWR emphasizes a highly personalized, relationship-driven approach backed by industry-specialized recruiters who understand hiring markets, compensation, and talent dynamics across technical and corporate disciplines. Clients engage RWR to accelerate critical leadership hires that influence business trajectory, while executives and rising leaders rely on RWR for discreet guidance, market insight, and access to opportunities matched to their expertise and aspirations. As an ESOP company, RWRs employee-owners are invested in long-term client and candidate success, reflected in responsive communication, continuity of recruiter relationships, and a commitment to delivering top-tier shortlists efficiently. The firms robust job platform and consultation process make it easy for employers to initiate searches and for professionals to explore roles confidentially. Testimonials from energy, utilities, legal, finance, and operations leaders highlight RWRs candor, thoroughness, and consistencyfrom market mapping and cultural fit assessment to interview preparation and relocation support. Whether building an executive bench in a growth phase or replacing a pivotal role, Richard, Wayne & Roberts provides trusted search partnership and results that strengthen companies and elevate careers.

Exec Search & Interim MgmtPermanent RecruitmentContract StaffingOil & GasRenewable EnergyMiningSoftware DevelopmentCybersecurityData Science

HQHouston, United States

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