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Junior Data Analyst

Location: Amsterdam (Hybrid)
Employment Type: Permanent

Overview

We are looking for a Junior Data Analyst/ This is an excellent opportunity for an analytically minded professional to work with large, complex datasets and help drive business decisions through data.

Key Responsibilities

Gather business requirements and translate them into actionable insights.Build and maintain dashboards and reports using BI tools.Identify trends, opportunities, and areas for improvement through proactive data analysis.Collaborate with stakeholders to communicate findings and support data-driven decision making.

The ideal candidate would have experience in the following:

(They are looking for a Junior so if you don't meet all the requirements please still feel free to apply)

1-4 years of experience in a Data Analyst role.Experience with SQLExperience with Power BI, Looker, or similar reporting tools.Comfortable working with large datasets and complex business requirements.Strong analytical and problem-solving skills.Ability to communicate insights clearly to both technical and non-technical stakeholders.

Desirable Experience

Experience with BigQuery.Knowledge of Python.

Why This Opportunity?

This is a fantastic opportunity to join a globally recognised organisation and work on data that directly impacts business operations. You'll gain exposure to complex analytical challenges, collaborate with a wide range of stakeholders, and further develop your technical and commercial skills in a fast-paced, data-driven environment.

If you're curious, proactive, and passionate about turning data into actionable insights, we'd love to hear from you.

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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We're looking for a Junior Business Analyst for a 6-month hybrid contract (2-3 days onsite), ideal for someone early in their career - recently out of university with 2-3 years of experience in business analysis and admin support tasks.

Bonus if you have CRM experience (Salesforce, HubSpot, etc.) and familiarity with tools like Jira or Confluence.

If you're looking to grow your BA skills in a supportive, fast-paced environment, I'd love to tell you more.

It is an urgent role so would be great if we can discuss about it today to have the interview setup next week. Would you be open to a quick chat? Please reach out to [email protected]

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

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I'm currently supporting a leading organisation within the financial services sector as they expand their automation capabilities and are looking for an experienced DevOps Engineer to join the team.

Additional details

Python & Ansible Automation Platform (AAP)Azure DevOps and CI/CD pipeline developmentAutomation of network devices (firewalls, load balancers) and VMwareSupporting platform teams with automation of code and infrastructureFinancial services experience preferredAmsterdamHybrid (2 days onsite)

Interested? Email [email protected] for more details.

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

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Our client builds and deploys traffic enforcement technology and services, helping authorities improve road safety. They provide automated systems for detecting speeding, red-light offences, and other traffic violations. To help support better traffic flow and sustainable cities

We are looking for a Senior Infrastructure Engineer to join a dynamic team within a large organisation. In this role, you'll be working in a hands-on on-premise environment, supporting and improving a live data center setup while taking ownership of infrastructure, Kubernetes clusters, and critical database systems.

You'll be involved in everything from physical hardware (servers, storage, networking) through to Kubernetes operations helping ensure stability, performance, and strong delivery within a structured sprint setup.

Additional details:
Location: Amsterdam
Contract length: 6 months + extensions (multi year project)
Tech: Kubernetes (Helm/ArgoCD), VMware/Proxmox, Dell Poweredge, networking (Cisco/Juniper/SonicWall), Private cloud

Could this interest you?

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Cloud Security Architect

Contract

Industry: Global FinTech Platform
Location: Hybrid (Amsterdam)
Contract Length: 6-12 months

About the Role

A leading FinTech provider is modernising its global cloud footprint and requires a Cloud Security Architect to design, implement, and govern cloud security standards across multi‑cloud estates. You will be the senior technical authority shaping how secure‑by‑design cloud services are built.

Key Responsibilities

Design secure architectures across AWS and Azure for high‑volume financial services.Define IaC security standards, encryption baselines, and identity patterns.Lead threat modelling, architectural risk assessments, and cloud posture reviews.Support engineering teams with secure build patterns, guardrails, and security automation.Act as a technical SME for cloud security governance and architectural boards.

Skills & Experience

Expert-level knowledge of AWS/Azure native security services.Strong Terraform, Kubernetes, container security, and CI/CD familiarity.Experience in regulated sectors (finance ideal).

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

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Network Security Engineer

Contract

Location: Remote / Hybrid (Amsterdam)

Contract Length: 6-12 months
Start Date: ASAP
Rate: Competitive

About the Role

Our client, a leading gaming company, is seeking an experienced Network Security Engineer Contractor to support a large-scale merger and acquisition integration. The organisation has recently acquired a studio with a significantly different technology estate, and now requires a specialist to help consolidate, secure, and stabilise the combined network infrastructure.

This role is critical in ensuring the security, interoperability, and reliability of both legacy and acquired networks during the integration phase.

Key Responsibilities

Network Security Integration & Hardening

Assess, analyse, and map the acquired company's network and security architecture.Identify vulnerabilities, configuration drift, and conflicting standards across environments.Design and implement secure network integration strategies that align with corporate policies and gaming industry best practices.Strengthen perimeter security, segmentation, and internal traffic controls to ensure a stable post‑M&A environment.

Infrastructure Consolidation & Modernisation

Lead the integration of disparate firewalls, VPNs, proxies, and network monitoring tooling.Support migration of security controls, policies, and configurations into the parent company's environment.Advise on standardisation of network technologies and tooling across both estates.

Operational Security Support

Respond to and investigate network security incidents throughout the integration period.Optimise logging, SIEM visibility, alerting configurations, and incident response workflows.Provide expert-level troubleshooting of complex network and security issues, especially those arising from inter-environment connectivity.

Documentation & Knowledge Transfer

Produce clear, detailed documentation of new network security architectures, configurations, and procedures.Provide knowledge transfer to in‑house infrastructure and security teams.Support creation of new unified network and security standards for the combined organisation.

Technical Skills & Experience

Essential

7+ years' experience in network security engineering within complex, multi‑site environments.Strong hands-on expertise with:Next‑generation firewalls (e.g., Palo Alto, Fortinet, Check Point)VPN technologies (IPSec, SSL VPN, Zero Trust solutions)Network segmentation and micro‑segmentationLoad balancers and web application firewallsIDS/IPS platformsProven experience of M&A network integration or multi‑environment consolidation.Deep understanding of TCP/IP, routing protocols, BGP/OSPF, DNS, DHCP, and network diagnostics.Experience with SIEM, log management, and security monitoring platforms.Comfortable with both traditional on‑prem networks and cloud-connected environments (AWS, Azure, GCP).

Desirable

Experience working in a gaming, media, or high‑performance computing environment.Familiarity with DevSecOps, automation, or infrastructure‑as‑code (Terraform, Ansible).Certifications such as CISSP, CCNP Security, PCNSE, or similar.

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

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