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With over three decades of experience in technology recruitment we have access to the latest jobs with innovative companies building some of the most advance systems and software in the world. Whether you're looking for a role in data engineering, analytics, AI, or governance, our expert recruiters work closely with you to align your skills and career aspirations with the best opportunities.

We know that every data professional has unique motivations—whether it's working on AI-powered analytics, driving data governance strategies, or creating high-impact visualisations that shape business decisions. That’s why we take the time to understand your goals and connect you with opportunities that align with your expertise, ambitions, and long-term career goals. Some of the key positions we support include:

  • Data Engineer
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  • Data Visualization Specialist
  • Data Governance
  • And many more...
Data is more than numbers—it’s the key to solving complex problems and driving meaningful change. If you’re ready to take the next step in your data career, we’re here to help you make it happen.

Latest Jobs

ISP Technician

Added 11/13/2026

We're hiring an ISP Test Engineer to support live data center operations. You'll handle rack installations, fiber/copper cabling, testing, validation, and break-fix support. This role includes an on-call rotation for after-hours support. Key ResponsibilitiesInstall racks, cabinets, network/server equipment, and fiber/copper cablingTest and certify fiber and copper links (including OTDR when required)Verify builds against drawings, rack elevations, and MOPsTroubleshoot and resolve physical layer and hardware issuesSupport migrations, upgrades, decommissions, and customer handoversParticipate in on-call support and document all work performedRequirementsExperience working in live data center environmentsStrong rack & stack and structured cabling experienceHands-on fiber and copper installation/testing skillsExperience with fiber inspection,...

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Datacenter Technician

Added 11/11/2026

We're hiring an Datacenter Technician to support live data center operations. You'll handle rack installations, fiber/copper cabling, testing, validation, and break-fix support. This role includes an on-call rotation for after-hours support. Key ResponsibilitiesInstall racks, cabinets, network/server equipment, and fiber/copper cablingTest and certify fiber and copper links (including OTDR when required)Verify builds against drawings, rack elevations, and MOPsTroubleshoot and resolve physical layer and hardware issuesSupport migrations, upgrades, decommissions, and customer handoversParticipate in on-call support and document all work performedRequirementsExperience working in live data center environmentsStrong rack & stack and structured cabling experienceHands-on fiber and copper installation/testing skillsExperience with fiber inspection, cleaning,...

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Senior C# Developer

Added 11/09/2026

Contract Opportunity | Tier 1 Investment Bank | Canary WharfOverviewOur client, a Tier 1 Investment Bank based in Canary Wharf, is seeking an experienced C# Developer to join a strategic application modernisation programme. This role sits within a technology team responsible for evolving critical business applications, supporting a transition from legacy desktop solutions to modern web-based and cloud-enabled platforms.The successful candidate will work across the full software development lifecycle, contributing to the enhancement of existing applications while helping shape the future-state architecture.Key InformationRole: Senior C# Developer Location: Canary Wharf, London (Hybrid Working) Contract Length: 6 Months Initial Contract Rate: £416...

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Datacenter Technician

Added 11/05/2026

We're hiring an Datacenter Technician to support live data center operations. You'll handle rack installations, fiber/copper cabling, testing, validation, and break-fix support. This role includes an on-call rotation for after-hours support.Key ResponsibilitiesInstall racks, cabinets, network/server equipment, and fiber/copper cablingTest and certify fiber and copper links (including OTDR when required)Verify builds against drawings, rack elevations, and MOPsTroubleshoot and resolve physical layer and hardware issuesSupport migrations, upgrades, decommissions, and customer handoversParticipate in on-call support and document all work performedRequirementsExperience working in live data center environmentsStrong rack & stack and structured cabling experienceHands-on fiber and copper installation/testing skillsExperience with fiber inspection, cleaning, and...

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QA Test Analyst

Added 11/05/2026

Position OverviewWe are seeking a hands-on Test Analyst to support the testing and validation of highly integrated software platforms. This role focuses on API testing, system integration testing, and ensuring seamless communication between multiple applications and services.The ideal candidate will have strong QA fundamentals, experience testing APIs, and a passion for validating complex business workflows across connected systems.ResponsibilitiesDesign, create, and execute test plans, test cases, and test scripts.Perform API, functional, regression, integration, and end-to-end testing.Validate request and response payloads using Postman.Review system behavior, business workflows, and application integrations.Identify, document, and track defects throughout the testing lifecycle.Work closely with development teams...

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Datacenter Technician

Added 11/04/2026

We're hiring an Datacenter Technician to support live data center operations. You'll handle rack installations, fiber/copper cabling, testing, validation, and break-fix support. This role includes an on-call rotation for after-hours support.Key ResponsibilitiesInstall racks, cabinets, network/server equipment, and fiber/copper cablingTest and certify fiber and copper links (including OTDR when required)Verify builds against drawings, rack elevations, and MOPsTroubleshoot and resolve physical layer and hardware issuesSupport migrations, upgrades, decommissions, and customer handoversParticipate in on-call support and document all work performedRequirementsExperience working in live data center environmentsStrong rack & stack and structured cabling experienceHands-on fiber and copper installation/testing skillsExperience with fiber inspection, cleaning, and...

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"The guys at GCS are a fantastic group. I have worked alongside them on several projects, and have found them to be an enthusiastic and friendly group of people who are passionate about what they do..."


- Software Engineer

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Jan 2025*

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