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Role Summary

We are looking for a highly skilled Automation Test engineer with expertise in Identity and Access management (IAM) back-end validation. Skilled in identity orchestration, API testing, data ingestion and transformation, and event-driven (Pub/Sub) architectures. This role focuses on testing secure, scalable identity and access workflows across Google Cloud Platform, integrating identity services with custom APIs, Pub/Sub pipelines, and cloud-native applications.

Using an automation first approach, you will collaborate closely with tech leads, Cloud Security, DevOps, and Application Engineering teams to thoroughly test robust IAM, identity lifecycle workflows, and secure service integrations that support enterprise-level cloud and Identity operations.

Key Responsibilities

Build and maintain an automated test framework and suites for API, event, and graph-based services (Python/PyTest).Define and execute test plans/cases/data aligned to requirements and technical specs; maintain FR/NFR traceability.Validate IAM concepts and access models (RBAC/ABAC/ReBAC/PBAC) and test decision points "as code" (policy-as-code).Perform API automation, contract testing, and replay/reprocessing scenarios.Validate graph data (nodes/relationships/hop logic) and event lineage/change behaviour. Experience in Neo4J is preferred.Produce regulatory evidence as required; support entry/exit criteria and test governance activities.Create/manage Jenkins pipelines to manage tests executions and reporting as part of CI/CD.Log, track, and drive defects through triage to closure (JIRA/ Zephyr); communicate progress to stakeholders.Collaborate with Cloud Security, DevOps, and Engineering teams; contribute to improving testability and quality.

GCS is acting as an Employment Business in relation to this vacancy.

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Field Lead Technician (L3) - Data Centers

Location: [Insert Location]

Job Type: Full-Time

Reports To: Field Services Manager

Travel: As Required

Position Overview

The Field Lead Technician (L3) leads teams performing installation services as defined under applicable agreements and ensures all work is executed to required technical, quality, and safety standards. This role serves as a subject matter expert in fiber optic installation, testing, and complex troubleshooting, and operates effectively in live, mission-critical data center environments. The Field Lead Technician (L3) independently performs and oversees all installation and cabling services, is responsible for field leadership, coordination, oversight of quality assurance and quality control activities, and for developing L1 and L2 technicians.

Fieldwork may include overtime, weekends, holidays, and off-hours. Travel may be required based on business needs.

Job Duties and Responsibilities

Leadership & Field Execution

Lead field teams executing installation services as defined under contractual agreements, ensuring compliance with all technical, safety, QA, and QC standardsEstablish and oversee scope, work plans, procedures, and field execution activities with minimal direction from managementLead toolbox talks, field coordination activities, and on-site safety discussionsAttend and represent field operations in project, coordination, and customer meetings as requiredCoordinate with engineers, vendors, and internal teams to ensure project milestones and quality standards are metRespond to onsite service requests and travel to regional data center sites as needed

Technical Expertise & Troubleshooting

Serve as a subject matter expert in fiber optic cable installation, testing, and complex troubleshooting across live, mission-critical data center environmentsPerform and oversee all installation and cabling services, including routing, terminating, labeling, and testing copper and fiber optic cablingPerform and direct rack and stack operations, patch panel installations, cable dressing, and structured cabling to maintain clean, organized, and high-performing systemsIdentify, troubleshoot, and resolve complex, multi-domain failures across fiber optic and twisted pair systems at scale, including loss of signal, low signal, and interface errorsDiagnose physical connectivity issues, hardware failures, and support break/fix activities; identify and resolve issues independently without escalationRead, interpret, and apply cable maps, schematics, floor layouts, specifications, drawings, and supplementary project documentationMaintain accurate documentation, asset tracking, and service reports for all assigned work

Quality Assurance & Compliance

Ensure installation services are performed in compliance with technical specifications, safety requirements, and QA/QC standardsOversee QA and QC execution for assigned projects and installations, ensuring documentation accuracy and adherence to standardsFollow and enforce all data center safety, security, and change management procedures

Team Development & Mentorship

Train, mentor, and develop L2 Field Technicians and L1 Field Trainee Technicians, supporting their professional growth and adherence to standardsConduct performance observations and provide constructive feedback to support technician developmentSupport workforce readiness through hands-on coaching in operational, live, mission-critical environments

Technical Knowledge, Skills, and Abilities

Expert-level knowledge of fiber optic cable installation, splicing, and testing methodologiesAdvanced troubleshooting capabilities across fiber optic and copper cabling systems and network infrastructureProficiency in fiber optic testing at scale using OTDR and OLTS equipment, including complex fault isolation and resolutionFamiliarity with PON or point-to-multipoint network deployments utilizing simplex fiber and non-standard wavelengthsDemonstrated understanding of network topology with the ability to teach and mentor L1 and L2 techniciansStrong understanding of structured cabling systems, testing methodologies, documentation standards, and quality requirementsKnowledge of cabling standards including Cat5e, Cat6/6A, single-mode, and multi-mode fiberWorking knowledge of server hardware, network devices, and basic networking conceptsAbility to lead teams while maintaining safety, quality, and customer standardsExcellent communication, organizational, leadership, and problem-solving skills

Education and Experience

High school diploma or GED required; technical training or associate's degree preferred5 or more years of documented industry experience in data center, structured cabling, or field service environmentsDocumented fiber optic testing experience at scale, including complex troubleshootingDocumented fiber optic testing certification on OTDR and OLTSExperience leading installation teams in operational and live mission-critical data center environmentsDemonstrated ability to interpret and apply specifications, drawings, and project documentationPossession of all relevant certifications required for the roleValid driver's license with a satisfactory driving record

Preferred Qualifications

BICSI RCDD, RTPM, CompTIA Network+, CCNA, or similar industry certificationsExperience supporting enterprise hardware platforms (e.g., Dell, HPE, Cisco)Experience working in enterprise or hyperscale data center environmentsDemonstrated ability to manage multiple concurrent projects or work frontsFamiliarity with project management tools, ticketing systems, remote support tools, and reporting workflowsFiber splicing certification

Physical Requirements

Ability to sit, climb, balance, stoop, kneel, crouch, and crawl for extended periods.Ability to lift and carry up to 75 pounds.Ability to work in all weather conditions, including extreme heat and cold.Ability to work in confined spaces and at various heights as required by the facility.

GCS is acting as an Employment Business in relation to this vacancy.

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Field Lead Technician (L3) - Data Centers

Location: [Insert Location]

Job Type: Full-Time

Reports To: Field Services Manager

Travel: As Required

Position Overview

The Field Lead Technician (L3) leads teams performing installation services as defined under applicable agreements and ensures all work is executed to required technical, quality, and safety standards. This role serves as a subject matter expert in fiber optic installation, testing, and complex troubleshooting, and operates effectively in live, mission-critical data center environments. The Field Lead Technician (L3) independently performs and oversees all installation and cabling services, is responsible for field leadership, coordination, oversight of quality assurance and quality control activities, and for developing L1 and L2 technicians.

Fieldwork may include overtime, weekends, holidays, and off-hours. Travel may be required based on business needs.

Job Duties and Responsibilities

Leadership & Field Execution

Lead field teams executing installation services as defined under contractual agreements, ensuring compliance with all technical, safety, QA, and QC standardsEstablish and oversee scope, work plans, procedures, and field execution activities with minimal direction from managementLead toolbox talks, field coordination activities, and on-site safety discussionsAttend and represent field operations in project, coordination, and customer meetings as requiredCoordinate with engineers, vendors, and internal teams to ensure project milestones and quality standards are metRespond to onsite service requests and travel to regional data center sites as needed

Technical Expertise & Troubleshooting

Serve as a subject matter expert in fiber optic cable installation, testing, and complex troubleshooting across live, mission-critical data center environmentsPerform and oversee all installation and cabling services, including routing, terminating, labeling, and testing copper and fiber optic cablingPerform and direct rack and stack operations, patch panel installations, cable dressing, and structured cabling to maintain clean, organized, and high-performing systemsIdentify, troubleshoot, and resolve complex, multi-domain failures across fiber optic and twisted pair systems at scale, including loss of signal, low signal, and interface errorsDiagnose physical connectivity issues, hardware failures, and support break/fix activities; identify and resolve issues independently without escalationRead, interpret, and apply cable maps, schematics, floor layouts, specifications, drawings, and supplementary project documentationMaintain accurate documentation, asset tracking, and service reports for all assigned work

Quality Assurance & Compliance

Ensure installation services are performed in compliance with technical specifications, safety requirements, and QA/QC standardsOversee QA and QC execution for assigned projects and installations, ensuring documentation accuracy and adherence to standardsFollow and enforce all data center safety, security, and change management procedures

Team Development & Mentorship

Train, mentor, and develop L2 Field Technicians and L1 Field Trainee Technicians, supporting their professional growth and adherence to standardsConduct performance observations and provide constructive feedback to support technician developmentSupport workforce readiness through hands-on coaching in operational, live, mission-critical environments

Technical Knowledge, Skills, and Abilities

Expert-level knowledge of fiber optic cable installation, splicing, and testing methodologiesAdvanced troubleshooting capabilities across fiber optic and copper cabling systems and network infrastructureProficiency in fiber optic testing at scale using OTDR and OLTS equipment, including complex fault isolation and resolutionFamiliarity with PON or point-to-multipoint network deployments utilizing simplex fiber and non-standard wavelengthsDemonstrated understanding of network topology with the ability to teach and mentor L1 and L2 techniciansStrong understanding of structured cabling systems, testing methodologies, documentation standards, and quality requirementsKnowledge of cabling standards including Cat5e, Cat6/6A, single-mode, and multi-mode fiberWorking knowledge of server hardware, network devices, and basic networking conceptsAbility to lead teams while maintaining safety, quality, and customer standardsExcellent communication, organizational, leadership, and problem-solving skills

Education and Experience

High school diploma or GED required; technical training or associate's degree preferred5 or more years of documented industry experience in data center, structured cabling, or field service environmentsDocumented fiber optic testing experience at scale, including complex troubleshootingDocumented fiber optic testing certification on OTDR and OLTSExperience leading installation teams in operational and live mission-critical data center environmentsDemonstrated ability to interpret and apply specifications, drawings, and project documentationPossession of all relevant certifications required for the roleValid driver's license with a satisfactory driving record

Preferred Qualifications

BICSI RCDD, RTPM, CompTIA Network+, CCNA, or similar industry certificationsExperience supporting enterprise hardware platforms (e.g., Dell, HPE, Cisco)Experience working in enterprise or hyperscale data center environmentsDemonstrated ability to manage multiple concurrent projects or work frontsFamiliarity with project management tools, ticketing systems, remote support tools, and reporting workflowsFiber splicing certification

Physical Requirements

Ability to sit, climb, balance, stoop, kneel, crouch, and crawl for extended periods.Ability to lift and carry up to 75 pounds.Ability to work in all weather conditions, including extreme heat and cold.Ability to work in confined spaces and at various heights as required by the facility.

GCS is acting as an Employment Agency in relation to this vacancy.

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GCS is acting as an Employment Business in relation to this vacancy.

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Testmanager - Complex IT‑integratieprogramma
Locatie: Rotterdam (hybride)
Duur: 12 maanden (verlenging mogelijk, tot 24 maanden)

Opdrachtomschrijving
Voor een groot en complex IT‑transformatieprogramma zijn wij op zoek naar een ervaren Testmanager met een sterke achtergrond in enterprise‑systeemintegraties en ketentesten. De opdracht richt zich op het aansturen en coördineren van testactiviteiten rondom de integratie van SAP‑oplossingen met een breed IT‑applicatielandschap.

Je fungeert als centraal coördinatiepunt voor alle testactiviteiten aan de klantzijde en werkt nauw samen met de testmanager van de implementatiepartner. De omgeving is multi‑vendor, sterk geïntegreerd en vereist krachtig stakeholdermanagement, overzicht en assertiviteit.

Verantwoordelijkheden

Afstemmen met applicatie‑eigenaren, functionele teams en externe leveranciers over testuitvoeringCoördineren en aansturen van integratie-, keten-, regressie- en acceptatietestenOptreden als counterpart van de Testmanager van de implementatiepartner, inclusief gezamenlijke planning en afstemming van afhankelijkhedenProactief adviseren over testdekking, kwaliteitsrisico's en mitigerende maatregelen

Werkzaamheden

Reviewen en bijdragen aan het Master Test PlanOpzetten en onderhouden van een effectieve testaanpak, met nadruk op interfaces en end‑to‑end ketentestenAfstemmen van testscenario's met functionele en technische teamsVastleggen van testresultaten en lessons learned ten behoeve van de overdracht naar de beheerorganisatie

Profiel
Je bent een ervaren Testmanager en beschikt over:

Een HBO‑diploma of hogerUitstekende beheersing van de Nederlandse en Engelse taalTMAP‑ en/of ISTQB‑certificeringAantoonbare ervaring met integratie‑ en ketentesten in complexe IT‑landschappenErvaring met testtools zoals Tricentis Tosca en/of JiraErvaring met SAP‑implementaties of ‑migraties is een pré

Interesse?
Stuur dan je recente CV en beschikbaarheid toe.

GCS is acting as an Employment Business in relation to this vacancy.

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3 open vacancies- Automation Test Engineer/ Senior Automation Test Engineer/ Senior Non-Functional Test Engineer.

These roles can be performed either from Northampton or Knutsford.

Role Purpose:
To design, develop, and execute testing strategies to validate functionality, performance, and user experience, while collaborating with cross-functional teams to identify and resolve defects, and continuously improve testing processes and methodologies, to ensure software quality and reliability.

Responsibilities:
* Development and implementation of comprehensive test plans and strategies to validate software functionality and ensure compliance with established quality standards.
* Creation and execution automated test scripts, leveraging testing frameworks and tools to facilitate early detection of defects and quality issues. .
* Collaboration with cross-functional teams to analyse requirements, participate in design discussions, and contribute to the development of acceptance criteria, ensuring a thorough understanding of the software being tested.
* Root cause analysis for identified defects, working closely with developers to provide detailed information and support defect resolution.
* Collaboration with peers, participate in code reviews, and promote a culture of code quality and knowledge sharing.
* Stay informed of industry technology trends and innovations, and actively contribute to the organization's technology communities to foster a culture of technical excellence and growth.

Automation Engineer Key Skills:
* Functional test execution and defect management across complex systems
* Requirements interpretation and comprehensive test coverage analysis
* API and integration testing fundamentals across distributed services

Senior Automation Engineer Key Skills:
* Hands-on experience with API Test Automation
* Expertise in Test Framework Design and Maintenance
* Experience in Testing of Authentication and Session Flows

Senior NFT Engineer Key Skills:
* Hands-on experience in Non-Functional Testing for mobile applications and strong knowledge of performance testing tools (e.g., JMeter, LoadRunner)
* Extensive knowledge of Java to interpret application behaviour and identify test scope for new features
* Ability to design and execute load, stress, and endurance tests for mobile apps

GCS is acting as an Employment Agency in relation to this vacancy.

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Job Summary

We are seeking a QA Tester with strong experience in Broadband and Mobile Platforms to validate end‑to‑end functionality, performance, and reliability of telecom services. The role focuses on testing mobile (4G/5G), fixed broadband (FTTH/DSL), and converged services, ensuring high service quality across devices, networks, and customer journeys.

Key Responsibilities

Perform functional, integration, system, and regression testing for broadband and mobile platforms.Validate end‑to‑end service flows including provisioning, activation, billing, usage, roaming, and customer self‑care.Test mobile network features such as:4G/LTE & 5G servicesVoice (VoLTE/VoWiFi)Data services, tethering, hotspot usageSIM, eSIM, device onboardingTest broadband services including:Fiber/FTTH, DSL, Fixed Wireless Access (FWA)Modem/Router provisioning (CPE)Speed, latency, packet loss, and stabilityConduct API testing between OSS/BSS, network elements, and digital channels.Validate cross‑platform experiences (Android, iOS, Web portals, CRM tools).Perform network‑related testing such as:Throughput, handover, latency, jitterLocation‑based and mobility scenariosSupport UAT and production validations for new releases and migrations.Log, track, and manage defects using test management and defect tracking tools.Collaborate closely with network, platform, product, and DevOps teams.Review requirements with a strong focus on telecom workflows and SLAs.

Required Skills & Experience

3+ years of experience in QA / Testing in Telecom, ISP, or Mobile Platforms.Strong understanding of mobile and broadband technologies:4G/LTE, 5G, IMSFTTH, DSL, FWAExperience testing OSS/BSS systems (provisioning, billing, CRM, order management).Hands‑on experience with API testing tools (Postman, Swagger).Knowledge of network protocols & tools:TCP/IP, HTTP, DNSWireshark, iPerf, Speed test toolsExperience testing mobile applications on Android & iOS.Familiarity with SIM/eSIM lifecycle, device compatibility, and network configurations.Solid defect analysis, troubleshooting, and documentation skills.

Good to Have

Experience in 5G Standalone (SA) / Non‑Standalone (NSA) testing.Exposure to automation testing for APIs or UI (Selenium, Cypress, Appium).Understanding of cloud-native telecom platforms and microservices.Knowledge of CI/CD pipelines and DevOps testing practices.Experience with performance and load testing tools.

Tools & Platforms

Test Management: JIRA, Zephyr, TestRailAPI Testing: Postman, ReadyAPINetwork Tools: Wireshark, iPerfMobile Tools: Android Studio, Xcode, device farmsAutomation (optional): Selenium, Appium

GCS is acting as an Employment Business in relation to this vacancy.

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Job Description :

We are looking for a detail-oriented QA Tester (Automation) to ensure the quality, reliability, and performance of our video streaming platform used by millions of viewers across devices. You will play a critical role in validating seamless playback, UI/UX consistency, content availability, and platform stability using modern test automation tools, with a strong focus on Cypress.

Key Responsibilities

Design, develop, and maintain automated test scripts using Cypress for web-based applicationsPerform functional, regression, smoke, and sanity testing across video streaming workflowsValidate video playback, buffering, bitrate switching, subtitles, DRM behavior, and error handlingTest user journeys including authentication, subscriptions, search, recommendations, and watch historyExecute cross-browser and cross-device testing (desktop, mobile, smart TVs where applicable)Conduct API testing to validate backend services and content delivery endpointsIdentify, document, and track bugs with clear reproduction stepsCollaborate closely with Product Managers, Developers, and DevOps teams in an Agile environmentParticipate in sprint planning, backlog grooming, and release validationEnsure quality standards are maintained throughout the CI/CD pipeline

Required Skills & Qualifications

2+ years of experience in QA testing (manual and automation)Strong hands-on experience with Cypress for end-to-end testingSolid understanding of JavaScript / TypeScriptExperience testing web-based applications across multiple browsersKnowledge of video streaming concepts such as HLS/DASH, buffering, adaptive bitrate, and CDN behaviorFamiliarity with API testing tools (Postman, Cypress API testing, or similar)Experience working with Agile/Scrum methodologiesProficiency in defect tracking tools like Jira, Azure DevOps, or similarUnderstanding of CI/CD integration (GitHub Actions, GitLab CI, Jenkins, etc.)

Nice to Have

Experience testing OTT or media streaming platformsExposure to performance or load testing toolsExperience with cloud platforms (AWS, GCP, Azure)Knowledge of DRM systems (Widevine, PlayReady, FairPlay)Basic SQL or database validation experienceFamiliarity with accessibility testing standards (WCAG)

GCS is acting as an Employment Business in relation to this vacancy.

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GCS is acting as an Employment Business in relation to this vacancy.

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Job Title: Product Documentation Specialist (Contract)
Location: Guildford (2 days a week in-office, remainder remote)
Contract Term: 3 months (with option to extend)
Engagement Type: Contract (outside ir35)

My client are seeking a skilled and motivated Product Documentation Specialist to join their team on an initial 3 month contract basis. This is an exciting opportunity for someone with experience in product documentation, technical writing, and content management.

You will be responsible for creating, maintaining, and implementing high-quality customer-facing documentation for our products. You will work closely with cross-functional teams, including Product Management, Engineering, and Customer Success, to ensure the accuracy and clarity of all documentation.

Required Qualifications:

3-5 years of experience in technical writing, product documentation, or a related field.

Proven experience in creating customer-facing documentation for software or technical products.

Strong ability to explain complex technical concepts clearly and concisely.

Familiarity with documentation tools such as Confluence, Git-based docs, or similar platforms.

Excellent writing and editing skills with attention to detail.

Project management experience and the ability to manage documentation from intake to publication.

Preferred Qualifications:

Experience in SaaS, telco, or enterprise software environments.

Knowledge of product marketing concepts, such as feature-benefit translation.

Familiarity with project management methodologies or tools

Please email me your CV to [email protected]

GCS is acting as an Employment Business in relation to this vacancy.

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