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Senior Control Assurance Assessor - 12 Month Contract - Remote - Financial Services

What's on offer:

12-month contract with potential for extensionFully remote working modelWork with an experienced team on critical security assurance programsExposure to advanced security technologies, automation, and AI-driven testing

We are working with a major financial services organisation to find an experienced Senior Control Assurance Assessor for an initial 12-month contract. This role is fully remote, offering the chance to work on meaningful security programs within a dynamic, high-performing environment.

Role Overview:
As a Senior Control Assurance Assessor, you will play a key role in ensuring that security both on-prem and cloud designed, implemented, and operating effectively to protect business-critical assets. You'll be responsible for planning and performing security control assessments, identifying risks and control gaps, and working with stakeholders to drive improvements.

This is an exciting opportunity to work within a collaborative security assurance team on global-scale projects, using advanced automation, data-driven techniques, and working with the latest technologies.

Key Responsibilities:

Plan and execute security control assessments across on-prem and cloud environmentsDevelop test plans, test cases, and procedures based on industry frameworks and regulatory requirementsLeverage security tools and data analytics to gather and validate control evidenceIdentify, document, and report control deficiencies, providing actionable recommendationsEngage directly with key business stakeholders, communicating updates and testing resultsProvide peer review and contribute to continuous improvement of control testing processes

Skills & Experience Required:

8+ years of experience in Information Security or IT, with 3+ years in IT Audit or security control testingFamiliar with security frameworks such as NIST 800-53, ISO 27001, CIS Controls, COBITHands-on experience using RSA Archer, ServiceNow, and familiarity with automation and data-driven testingWorking knowledge of cloud environments (AWS, Azure) and related security controlsRelevant certifications: CISA, CISM, CISSP, ISO 27001 Lead Auditor (desirable)Excellent communication skills with the ability to translate technical findings into business risksExperience with Agile methodologies (Kanban, Jira) a plus

Interested?
Apply today with your CV and we'll be in touch to discuss the role in more detail and arrange next steps.

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

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Head of SOC Operations - URGENT

Start date: ASAP Location: London (1-2 days a week in the office) Contract length: 6 Months initially (likely to extend) Company: FTSE 100 Company

How you will contribute..
The Head of SOC Operations will play a critical role in, overseeing the 24/7/365 monitoring, detection, and response to cybersecurity threats and incidents, ensuring operational excellence, threat intelligence integration, and alignment with the organization's security objectives.

The ideal candidate is a proven cybersecurity leader with a deep understanding of security operations, threat landscapes, incident response, and team leadership. This individual will play a key role in shaping the future of our cyber defense capabilities.

Responsibilities:

Lead and manage the daily operations of the Security Operations Center, including managing a multi-tiered team of managers, analysts, and incident responders.Develop and execute SOC strategy, goals, and KPIs in alignment with organizational cybersecurity and business objectives.Oversee incident detection, triage, investigation, and coordinated response efforts to mitigate threats in real time.Ensure continuous improvement of security monitoring tools, automation, playbooks, and threat detection capabilities.Collaborate with other cybersecurity teams, IT, legal, compliance, and business units to ensure an integrated approach to incident handling and threat mitigation.Manage relationships with third-party vendors, MSSPs, and threat intelligence providers.Prepare and present metrics, risk assessments, and incident reports to executive leadership and board-level stakeholders.Lead post-incident reviews to improve processes and resilience.Maintain up-to-date knowledge of the threat landscape, emerging technologies, and compliance requirements.Develop training and professional development plans to continuously grow team capabilities.

Preferred Qualifications:

Bachelor's degree in Computer Science, Information Security, or a related field (Master's preferred).Extensive experience in cybersecurity leadership within a SOC or incident response function.Strong knowledge of security technologies, SIEM platforms (e.g., Chronicle, Splunk, QRadar), EDR tools, firewalls, and network security.Experience with security frameworks and regulations (NIST, ISO 27001, MITRE ATT&CK, CIS, etc.).Demonstrated experience leading security incident investigations and crisis response.Excellent leadership, communication, and project management skills.Relevant certifications such as CISSP, CISM, GIAC, or equivalent are highly preferred.

Preferred Skills:

Experience managing global SOC operations.Familiarity with cloud security operations (AWS, Azure, GCP).Proficiency with automation and orchestration tools (SOAR platforms).Strong analytical mindset and the ability to make high-pressure decisions.

If interested, please apply and a consultant will be in touch asap!

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

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Cyber Security Engineer | Dublin / Hybrid

A dynamic and growing organisation is seeking a Cyber Security Engineer to join its team. This is a fantastic opportunity to play a key role in supporting and maintaining enterprise-grade security technologies and helping to deliver threat detection and response capabilities to a wide variety of clients.

About the Role:

The successful candidate will work alongside internal teams and client stakeholders to maintain and enhance security monitoring infrastructure across SIEM, SOAR, EDR, and related platforms. You'll be involved in everything from onboarding new data sources to incident response, troubleshooting, and improving security posture through automation and data analysis.

Key Responsibilities:

Operate and maintain a distributed, multi-tenant SIEM, SOAR, and EDR environment

Onboard and maintain data sources from OS, appliances, applications, etc.

Build dashboards, queries, and visualisations to meet client needs

Troubleshoot data ingestion and infrastructure issues

Support full lifecycle management of security event sources

Coordinate with vendors and internal teams for issue resolution and project delivery

Administer enterprise security controls and services

Maintain detailed documentation for security tooling and environments

Configure and integrate log sources into SIEM, SOAR, and VA solutions

Continuously assess and improve the security monitoring environment

Stay up to date with emerging threats and security trends

Ideal Candidate Profile:

3-4 years' experience in IT or Cybersecurity

2-3 years' hands-on experience with SIEM solutions (multi-tenant environments desirable)

Strong understanding of SIEM, UEBA, and log analysis techniques

Skilled in scripting (Python, PowerShell, etc.)

Experience with endpoint security and intrusion detection tools

Familiarity with TCP/IP traffic and log analysis

Working knowledge of machine learning in cybersecurity and cloud technologies

Experience integrating and managing enterprise security tools

Bachelor's degree (or equivalent experience)

Excellent communication and customer service skills

Fluent English

Location

Based in Dublin with hybrid flexibility

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

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Role: Platform Security Engineer
Duration: 6-month rolling
Rate: Up to £750/day Inside IR35
Location: London, 3 days on site

Financial Services

I have an exciting opportunity for a skilled Platform Security Engineer to join one of my Hedge Fund clients on a rolling contract.

Specifically looking for someone who has:

Hands-on experience implementing security best practices into SDLC and devops workflows.Strong experience with GitlabExperience with API Security.Strong experience coding in Python

The client is looking to move quickly with availability to interview this week, to find out more, please apply now or drop an email with a copy of your CV to [email protected]

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

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Job Title: Cyber Security Project Manager

Location: Dublin(remote from Europe/UK is also okay)
Contract: 3 month rolling day rate contract 450-500 euros per day (outside IR35)

Immediate start

Job Description:
We are seeking a motivated Project Manager with a keen interest in Project Management and Cyber Security. This role is based in Dublin but can be worked remotely from Europe/UK.

What you will be doing in the role:

Managing cyber projects for the orgs customer base.Managing project rollouts with technologies such as Rapid 7, CrowdStrike, MS Defender, MS Sentinel, Sentinel One etc, EDR, XDR, SIEM, endpoint, firewall refreshesYou will be customer facing and working with various levels of stakeholders.Managing project documentation.

Your background:

Experience in Project Management and Cyber Security: A strong interest in these areas is essential.Experience managing cyber security projects is essential.Experience managing Managing project rollouts with technologies such as Rapid 7, CrowdStrike, MS Defender, MS Sentinel, Sentinel One etc, EDR, XDR, SIEM, endpoint, firewall refreshes

What's in it for you:
An excellent opportunity to work on innovative projects, expand your knowledge in Cyber Security and Project Management, and develop your skillset within a supportive and dynamic team.

The Next Step for you:
Should this position be of interest to you, please forward your CV to Oisín Geoghegan at GCS Recruitment specialists at [email protected] or call on 019014378

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

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