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Test Analyst

Location: Remote (UK) - Must be able to work US hours (Texas timezone, GMT -5)

Contract Type: Outside IR35 Contractor

Tester with Oracle & PostgreSQL Experience for Migration Projects (Fully Remote, UK-Based)

We are looking for an experienced Tester with strong Oracle and PostgreSQL knowledge to support a US-based migration project. While migration experience from any platform is acceptable, familiarity with Oracle and PostgreSQL environments is essential. You will be responsible for writing and executing detailed test scripts and test cases to ensure a successful migration. This is a fully remote role, working UK hours aligned to Texas time (GMT -5).

Requirements:

Solid experience working with both Oracle and PostgreSQL databasesFull test life cycle experienceWrite test scripts and test casesAbility to work US hours (Texas timezone, GMT -5) from the UKExcellent communication and remote teamwork skills

Please send across an updated CV if this position is of interest

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

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About the Role:
We are hiring on behalf of a leading energy company in the UAE that is accelerating its digital transformation journey. They are looking for a Senior Data Engineer to join their high-performing analytics and engineering team in AbuDhabi.
This is a client-facing role, ideal for a Data Engineering professional who can lead the design and development of scalable, production-grade data pipelines and infrastructure to support real-time analytics and advanced AI/ML initiatives.
What's on Offer:

*$10,000 relocation support to facilitate your move to the UAETax-free incomeFull visa and private healthcare coverage for you and your family (if required)Opportunity to engage with cross-functional teams and senior stakeholdersWork in a globally recognised energy organisation undergoing digital modernisation

Key Responsibilities:

Design, develop, and optimise robust and scalable data pipelines (ETL/ELT)Builder and maintain cloud-native data platforms (e.g., AWS, Azure, GCP)Collaborate with data scientists, analysts, and business stakeholders to deliver reliable and timely dataEnsure data quality, governance, and compliance across pipelines and storageDevelop and manage batch and streaming data solutions for high-volume environmentsSupport the deployment and monitoring of machine learning models in productionDocument and communicate architecture, work flows, and design decisions clearly

Who We're Looking For:

Proven experience as a Senior Data Engineer or in a similar roleStrong programming skills (Python, SQL) and data orchestration tools (e.g., Airflow, Spark, dbt)Hands-on experience with cloud platforms like AWS, Azure, or GCPFamiliarity with data warehousing solutions (e.g., Red shift, Big Query, Snowflake)Solid understanding of data modelling, version control, CI/CD, and containerisation (e.g., Docker)Excellent communication skills and ability to engage with technical and non-technical stakeholdersExperience supporting machine learning pipelines is a strong plusPrior work in energy, utilities, or industrial sectors is advantageous

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

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Overview:
We're seeking a skilled DevOps Data Engineer for a fully remote contract role. You'll support the development of an automated data platform enabling real-time ingestion, validation, and reporting. The ideal candidate will have strong experience with Azure-based data engineering tools, Python scripting, and scalable pipeline design.

Key Responsibilities:

Develop and maintain ETL/ELT pipelines for ingesting benchmark data (e.g., CSVs from Qualtrics).Implement automated data quality checks across pipeline stages.Build event-driven workflows using Azure Data Factory and Databricks.Support automated reporting integrations (Power BI and PowerPoint).Optimize storage and processing within Azure Data Lake and SQL-based systems.Collaborate on data modelling (star/snowflake schemas) with architects and analysts.Monitor and troubleshoot data platform components using Azure Monitor.Contribute to CI/CD practices and documentation for long-term maintainability.

Essential Skills:

Advanced Python scripting and data manipulation.Strong SQL for querying and transformation.Hands-on with Azure Data Factory, Azure Data Lake, Azure Databricks, and Azure SQL.Understanding of data modelling techniques and governance.Experience with Azure Monitor, Key Vault, and managed identities.

Desirable:

Familiarity with AI/ML data patterns (e.g. vector databases, RAG).Automated Power BI or PowerPoint reporting experience.Exposure to DevOps tools (CI/CD, Git, infrastructure as code).

Environment:

Agile, delivery-focused culture with rapid feedback loops.Strong focus on quality, automation, and cross-functional collaboration.High-impact data platform supporting analytics and automation initiatives.

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

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Optical Network Engineers - Design & Operations Roles

We're hiring for multiple roles in partnership with a global client, focused on large-scale optical network development and operations.

We're looking for two types of profiles:

1. Network Design Engineers

You'll be working on the design, deployment, and automation of high-capacity optical transport networks. A solid understanding of Optical OR IP Networking fundamentals is essential, along with strong experience in network design, planning, and automation.

What you'll do:

Design and scale DWDM-based optical networks.

Automate network deployment and provisioning processes.

Collaborate across IP, transport, and operational teams.

Drive performance, resilience, and scalability initiatives.

2. Network Operations Engineers

For our operations-focused team, we're seeking engineers with hands-on troubleshooting and support experience, plus a solid foundation in IP or Optical networking basics. Ideal for those with an operations or NOC background who want to grow in a high-performance environment.

What you'll do:

Support and troubleshoot issues across optical and IP layers.

Work with platforms like Ciena, Infinera, Cisco, Juniper, or Nokia.

Maintain network reliability and contribute to process improvements.

What We're Looking For (All Roles)

5+ years in network engineering or operations.

Strong grasp of DWDM, CWDM, or routing/switching protocols (BGP, OSPF, MPLS).

Experience with automation or scripting (Python, Bash) is a plus.

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

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We are seeking a strategic and visionary IT Business Partner - HR Digital / AI Strategy & Solutions to join a high-performing team at a leading organisation. In this role, you will work at the forefront of HR technology innovation, driving the development and execution of a transformative HR Digital Strategy that leverages the latest in AI and enterprise solutions.

You'll be working closely with HR Solutions & Performance, GBS HR Services, and HR Digital teams to deliver a technology road map that transforms the HR operating model and delivers measurable business value.

Location: Luton / Cambridge (3 days on-site, 2 days remote)

Duration: 6 months (extendable)
💰 Rate: £600 - £650 per day (LTD / UMB) - outside IR35

Key Responsibilities

Partner with senior HR stakeholders to shape and deliver the HR technology strategy.

Lead the development of digital HR capabilities from the ground up.

Drive innovation through AI-powered solutions that enable cost optimisation and business performance.

Champion the transformation of the HR Operating Model with AI as a key enabler.

Manage complex, enterprise-scale HR transformation programs with clear outcomes.

Scale and optimise digital HR tools across the business landscape.

This is an exceptional opportunity to play a key role in redefining HR's digital future. If you are passionate about innovation, transformation, and delivering strategic impact through AI and HR technology, we want to hear from you.

👉 Apply now to discuss further or register your interest.

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

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Job Title: IT Service Desk/CSR

Location: Dublin, Ireland
Duration: 11 Months
Work Type: Hybrid

Job Overview:

We are seeking a motivated and customer-focused professional to join our global Customer Support team in Dublin. This role involves providing first-line support to ensure a world-class customer experience. You will be responsible for managing and resolving technical issues, logging and tracking cases, and providing high-quality support via phone, email, and case management tools.

Key Responsibilities:

Log incidents and service requests on the IT Service Desk and maintain accurate records of software/hardware issues.Provide initial triage and technical support by resolving customer inquiries and problems in a timely and efficient manner via phone, email, or case.Escalate complex issues to internal or external support teams or Subject Matter Experts when necessary.Support end users by offering guidance and training on platform usage.Participate in global forums and knowledge-sharing sessions, including Transfer of Information (TOI) and other training programs.Assist peers with their cases and contribute to team collaboration.Perform User Acceptance Testing (UAT) and contribute feedback to improve service delivery.Identify gaps in self-service documentation and suggest improvements.Manage multiple support cases daily and ensure timely resolution.Provide support for store applications or additional tools as needed.

Required Skills and Experience:

2-4 years of experience in an IT support or helpdesk environment.Strong technical background with the ability to quickly learn new technologies.Proven experience in providing phone-based technical support with a focus on first-call resolution.Excellent written and verbal communication skills.Ability to communicate effectively at all organizational levels.Strong problem-solving skills and the ability to ask precise questions to diagnose issues.Comfortable handling difficult conversations with customers in a professional manner.Experience with IT Service Management tools is highly preferred.Basic understanding of ITIL processes and business operations.Experience with SaaS applications and troubleshooting cloud-based environments.

Preferred Qualifications:

Degree or equivalent work experience in a Customer HUB, Customer Care, or IT Support role.Prior experience supporting an Enterprise Software or SaaS environment.Familiarity with IT platforms or support ticketing systems is an advantage.

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

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Systems Administrator - 3-Month Initial Contract (Public Sector, Dublin)

Location: Onsite in Dublin (hybrid potential after 3 months)
Contract: 3-month initial contract with strong likelihood of extension
Sector: Public Sector
Start: ASAP

We're currently supporting a public sector organisation in Dublin seeking an experienced Systems Administrator for an initial 3-month onsite contract, with a strong chance of extension. This is a fantastic opportunity to contribute to major upcoming ICT infrastructure projects in a highly impactful environment.

You'll join a skilled Infrastructure Team supporting and improving enterprise systems across Windows, virtualisation, backups, and security compliance.

🔧 Key Experience Required:

Strong hands-on experience with:

Microsoft Intune, Microsoft 365, Entra ID (Azure AD)

VMware ESXi, Windows Server (2012-2019)

Veeam backup solutions

Active Directory, DNS, DHCP, and Group Policy

Familiarity with IT security frameworks and compliance, particularly NIS2, is highly desirable.

Excellent troubleshooting, organisational, and communication skills

✅ What's on Offer:

Join critical public sector projects with real societal impact

Opportunity to gain security and compliance exposure (NIS2)

Extension highly likely - with hybrid work option available beyond the initial period

Work within a collaborative and mission-driven ICT team

If you think this role is a good fit or know someone suitable, please apply and/or email me at [email protected].

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

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Head of IT

A leading organisation in the industrial parts distribution sector is seeking a Head of IT to drive the next phase of its digital and operational transformation. This strategic role is based fully on-site and plays a pivotal part in aligning technology with business growth.

ResponsibilitiesLead the IT department to ensure service levels meet business needs and industry standards.Communicate directly with senior leadership and stakeholders on all IT matters.Liaise across departments to assess needs and implement tailored technological solutions.Oversee planning, implementation, and guidance for internal teams and external service providers.Ensure seamless operation and integration of Website, ERP, and WMS platforms to support order processing and customer service.Manage ICT service delivery to maintain a secure, reliable, and high-performing environment.Uphold governance policies related to IT services and project delivery.Develop and execute IT strategies aligned with organisational mission and long-term goals.Lead vendor procurement and management, negotiate SLAs, and ensure performance standards are met.Establish and maintain IT policies, procedures, and compliance frameworks.Oversee all aspects of IT security and disaster recovery planning.Control IT budgeting to prioritise expenditure in line with company objectives.Deliver infrastructure upgrade and rollout projects using structured project management approaches.Contribute to continuous business improvement initiatives through technology.Stay current with emerging IT trends that may enhance company performance. Experience and Skills7+ years in IT management with strong hands-on experience in infrastructure, networking, and applications support.Demonstrated success in ERP systems optimisation and data-driven decision support in warehouse or manufacturing environments.Strong grasp of structured project delivery frameworks (e.g., PRINCE2, Agile).Ability to analyse, refine, and improve business processes using technology.Skilled in vendor and stakeholder relationship management.Excellent problem-solving, analytical, and communication skills.Awareness of industry trends, threats, and opportunities in IT.Sound understanding of ICT systems, operating platforms, and application environments.Proven knowledge of data protection regulations and their impact on IT operations.Skills & Benefits

Key Skills: IT Management | ERP | Strategic Leadership | Change Management
Benefits: Pension Scheme | Performance-Based Bonus

The Next Step for you:
Should this position be of interest to you, please forward your CV to Cian Parnell at GCS Recruitment specialists at [email protected] or call on 01901 4401.

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

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Head of IT

A leading organisation in the industrial parts distribution sector is seeking a Head of IT to drive the next phase of its digital and operational transformation. This strategic role is based fully on-site and plays a pivotal part in aligning technology with business growth.

ResponsibilitiesLead the IT department to ensure service levels meet business needs and industry standards.Communicate directly with senior leadership and stakeholders on all IT matters.Liaise across departments to assess needs and implement tailored technological solutions.Oversee planning, implementation, and guidance for internal teams and external service providers.Ensure seamless operation and integration of Website, ERP, and WMS platforms to support order processing and customer service.Manage ICT service delivery to maintain a secure, reliable, and high-performing environment.Uphold governance policies related to IT services and project delivery.Develop and execute IT strategies aligned with organisational mission and long-term goals.Lead vendor procurement and management, negotiate SLAs, and ensure performance standards are met.Establish and maintain IT policies, procedures, and compliance frameworks.Oversee all aspects of IT security and disaster recovery planning.Control IT budgeting to prioritise expenditure in line with company objectives.Deliver infrastructure upgrade and rollout projects using structured project management approaches.Contribute to continuous business improvement initiatives through technology.Stay current with emerging IT trends that may enhance company performance. Experience and Skills7+ years in IT management with strong hands-on experience in infrastructure, networking, and applications support.Demonstrated success in ERP systems optimisation and data-driven decision support in warehouse or manufacturing environments.Strong grasp of structured project delivery frameworks (e.g., PRINCE2, Agile).Ability to analyse, refine, and improve business processes using technology.Skilled in vendor and stakeholder relationship management.Excellent problem-solving, analytical, and communication skills.Awareness of industry trends, threats, and opportunities in IT.Sound understanding of ICT systems, operating platforms, and application environments.Proven knowledge of data protection regulations and their impact on IT operations. Skills & Benefits

Key Skills: IT Management | ERP | Strategic Leadership | Change Management
Benefits: Pension Scheme | Performance-Based Bonus.

The Next Step for you:

Should this position be of interest to you, please forward your CV to Cian Parnell at GCS Recruitment specialists at [email protected] or call on 01901 4401.

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

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Role: Sr Developer C# .Net Developer

Type: Contract (Inside IR35)

Nature: Hybrid (1 day per week in Nottingham)

Overview of the role-

Required Skills & Experience

5+ years of experience in .NET/C# development, with a strong focus on backend services and data access layers.Proven experience in migrating legacy systems, especially from Oracle to PostgreSQL or similar.Strong understanding of PL/SQL and experience translating stored procedures into application logic.Familiarity with PostgreSQL, including performance tuning and SQL dialect differences.Experience working in hybrid environments where legacy and modern systems coexist.Comfortable using AI tools (e.g., GitHub Copilot, ChatGPT, code translators) to assist in development and migration tasks.Solid understanding of software architecture, design patterns, and integration strategies.Excellent communication skills and ability to work collaboratively in a cross-functional team.

Desirable Skills

Experience with PHP, especially in legacy systems.Familiarity with DevOps practices, CI/CD pipelines, and containerization (Docker/Kubernetes).Exposure to domain-driven design and microservices architecture.Experience in agile development environments.

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

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