Senior Consultant - AI Security & Threat Modelling

Added 21/04/2026

Senior Consultant - AI Security & Threat Modelling (GenAI / Agentic AI)We are supporting a large, regulated financial services organisation that is building a central GenAI threat‑modelling and consultancy capability. This role sits within a specialist threat‑modelling team, advising GenAI and Agentic AI projects early in design, before solutions reach production. This is not a coding role and not a general cyber role. Key ResponsibilitiesHands‑on threat modelling of GenAI and Agentic AI systemsAdvising application teams on AI‑specific risks, including:Prompt injectionAgent intent hijackingUnsafe autonomy and tool misuseMissing safety rails / kill switches (e.g. MCP‑style controls)Misalignment and behavioural driftActing as an internal...

Network Security Consultant

Added 27/05/2026

Senior Network Security Consultant (DORA Programme) - ContractLocation: Fully Remote (Europe)Preferred Location: PolandContract Duration: 12 months initial (strong likelihood of extension)Start Date: ASAP OverviewWe are supporting a major European financial services organisation on a large-scale DORA compliance programme and are looking to onboard multiple Senior Network Security Consultants on a contract basis.This is a high-impact engagement focused on delivering third-party infrastructure and security assessments at scale. You will join an established Cloud & Network Security function, contributing to critical regulatory compliance activities. The RoleAs a Senior Consultant, you will operate at a strategic and advisory level, focusing on assessment, architecture...

Saviynt Consultant

Added 15/05/2026

Saviynt Consultant (6-Month Contract)We're currently supporting a large international organisation on the appointment of a hands-on Saviynt Consultant to join a major security and identity programme on an initial 6-month daily rate contract.This role will focus heavily on post-implementation application security and IAM optimisation within an existing Saviynt environment. The team is looking for someone technically strong who can contribute from day one, while also being comfortable engaging with senior stakeholders across the business.This is an excellent opportunity to join a high-profile environment with strong long-term project scope, and there is genuine potential for extension beyond the initial contract period.Key...

Business Consultant

Added 14/05/2026

Business Consultant (ERP / Implementaties)Locatie: België Over het bedrijfOnze klant is een goed gevestigde Triple Gold Microsoft Partner die ERP‑oplossingen aanbiedt aan projectgedreven en bouwgerichte organisaties in België. Het bedrijf werkt met een moderne ERP‑oplossing gebouwd op het Microsoft‑ecosysteem en staat bekend om zijn sterke samenwerking met Microsoft, gestructureerde implementatieaanpak en langetermijnrelaties met klanten.Door aanhoudende groei breiden zij hun consultingteam verder uit en zijn zij op zoek naar een Business Consultant ter ondersteuning van ERP‑implementaties in België. De rolAls Business Consultant werk je nauw samen met klanten om hun bedrijfsprocessen te begrijpen en hen te begeleiden bij de succesvolle implementatie...

Business Consultant

Added 14/05/2026

Business Consultant (ERP / Implementaties)Locatie: België Over het bedrijfOnze klant is een goed gevestigde Triple Gold Microsoft Partner die ERP‑oplossingen aanbiedt aan projectgedreven en bouwgerichte organisaties in België. Het bedrijf werkt met een moderne ERP‑oplossing gebouwd op het Microsoft‑ecosysteem en staat bekend om zijn sterke samenwerking met Microsoft, gestructureerde implementatieaanpak en langetermijnrelaties met klanten.Door aanhoudende groei breiden zij hun consultingteam verder uit en zijn zij op zoek naar een Business Consultant ter ondersteuning van ERP‑implementaties in België. De rolAls Business Consultant werk je nauw samen met klanten om hun bedrijfsprocessen te begrijpen en hen te begeleiden bij de succesvolle implementatie...

Cyber Threat and Controls Consultant - B2B

Added 12/05/2026

Role: Cyber Threat and Controls Consultant - B2BDuration: 6-month rolling contractWorking Pattern: Krakow, Hybrid (handful of days per month)GCS Cyber are partnered with a global financial services organisation undergoing multiple large-scale transformation programmes across their Cyber Security division.In this role you will perform threat and control assessments across the business, you'll partner with architects, developers and cloud specialists across the business to review designs, challenge assumptions, and ensure services are built with strong security foundations. You'll also contribute to improving the threat‑assessment process, sharing your expertise across a global community and helping uplift security practices across the organisation.Must have:Strong understanding...

Cloud Security Consultant - B2B

Added 12/05/2026

Role: Cloud Security Consultant - B2BDuration: 6-month rolling contractWorking Pattern: Krakow, Hybrid (handful of days per month)GCS Cyber are working with a global financial services organisation as they continue to strengthen and optimise their Cloud Cyber Security capability. This role focuses on driving cloud security maturity, automation, and governance, with a strong emphasis on Python‑based development alongside hands‑on cyber security expertise.What you'll be doing:Designing, developing, and enhancing cloud security solutions and automation using Python web frameworks (e.g. Flask, Django, FastAPI).Assessing and improving cloud security posture and maturity, including cloud security controls, baseline governance, and security scoring initiatives.Must have:Strong hands‑on experience...

Consultant GRC

Added 12/05/2026

Consultant GRC (Gouvernance, Risques & Conformité) - Freelance / ContractLocalisation : Lyon, France (hybride)Démarrage : ASAPDurée : 6 mois renouvelablesContexteNotre client, un acteur majeur basé à Lyon, recherche un Consultant GRC afin de renforcer son dispositif de gouvernance, de gestion des risques et de conformité au sein de sa fonction cybersécurité.MissionsDéfinir et maintenir les référentiels de gouvernance sécurité (politiques, procédures, standards)Réaliser des analyses de risques (EBIOS, ISO 27005 ou méthodologies équivalentes)Assurer la conformité aux normes et réglementations en vigueur (ISO 27001, RGPD, NIS2)Participer aux audits internes et externesSuivre les indicateurs de risques et les plans de remédiationSensibiliser les équipes aux...

SharePoint / Office 365 Consultant (RP/SP1)

Added 05/05/2026

SharePoint/ Office 365 Consultant - Hybrid / Canary Wharf - 6 month Contract - Banking TIER 1 BANK IN CANARY WHARF Role - SharePoint/ Office 365 ConsultantDuration - 6 months with very likely extensionLocation - Hybrid / Canary Wharf - 3 days per week in a Canary Wharf officeRate - £490 per day (Inside IR35)Tech Stack - SharepointOffice 365Power appsPower AutomateHTML, Javascript, CSSTasks - Working with the team and the wider development team to both grow and to help adopt Agile like methodologies with practical implementation alongside the daily operation support people for existing SharePoint/Office 365 applications.Working with the wider...

SharePoint / Office 365 Consultant (RP/SP1)

Added 17/04/2026

SharePoint/ Office 365 Consultant - Hybrid / Canary Wharf - 6 month Contract - Banking TIER 1 BANK IN CANARY WHARF Role - SharePoint/ Office 365 ConsultantDuration - 6 months with very likely extensionLocation - Hybrid / Canary Wharf - 3 days per week in a Canary Wharf officeRate - £490 per day (Inside IR35)Tech Stack - SharepointOffice 365Power appsPower AutomateHTML, Javascript, CSSTasks - Working with the team and the wider development team to both grow and to help adopt Agile like methodologies with practical implementation alongside the daily operation support people for existing SharePoint/Office 365 applications.Working with the wider...

SharePoint / Office 365 Consultant (RP/SP1)

Added 08/04/2026

SharePoint/ Office 365 Consultant - Hybrid / Canary Wharf - 6 month Contract - Banking TIER 1 BANK IN CANARY WHARF Role - SharePoint/ Office 365 ConsultantDuration - 6 months with very likely extensionLocation - Hybrid / Canary Wharf - 3 days per week in a Canary Wharf officeRate - £490 per day (Inside IR35)Tech Stack - SharepointOffice 365Power appsPower AutomateHTML, Javascript, CSSTasks - Working with the team and the wider development team to both grow and to help adopt Agile like methodologies with practical implementation alongside the daily operation support people for existing SharePoint/Office 365 applications.Working with the wider...

Consultant GRC

Added 07/04/2026

Consultant GRC (Gouvernance, Risques & Conformité) - Freelance / ContractLocalisation : Lyon, France (hybride)Démarrage : ASAPDurée : 6 mois renouvelablesContexteNotre client, un acteur majeur basé à Lyon, recherche un Consultant GRC afin de renforcer son dispositif de gouvernance, de gestion des risques et de conformité au sein de sa fonction cybersécurité.MissionsDéfinir et maintenir les référentiels de gouvernance sécurité (politiques, procédures, standards)Réaliser des analyses de risques (EBIOS, ISO 27005 ou méthodologies équivalentes)Assurer la conformité aux normes et réglementations en vigueur (ISO 27001, RGPD, NIS2)Participer aux audits internes et externesSuivre les indicateurs de risques et les plans de remédiationSensibiliser les équipes aux...

Cloud Security Consultant - B2B

Added 06/04/2026

Role: Cloud Security Consultant - B2BDuration: 6-month rolling contractWorking Pattern: Krakow, Hybrid (handful of days per month)GCS Cyber are working with a global financial services organisation as they continue to strengthen and optimise their Cloud Cyber Security capability. This role focuses on driving cloud security maturity, automation, and governance, with a strong emphasis on Python‑based development alongside hands‑on cyber security expertise.What you'll be doing:Designing, developing, and enhancing cloud security solutions and automation using Python web frameworks (e.g. Flask, Django, FastAPI).Assessing and improving cloud security posture and maturity, including cloud security controls, baseline governance, and security scoring initiatives.Must have:Strong hands‑on experience...

Cyber Threat and Controls Consultant - B2B

Added 06/04/2026

Role: Cyber Threat and Controls Consultant - B2BDuration: 6-month rolling contractWorking Pattern: Krakow, Hybrid (handful of days per month)GCS Cyber are partnered with a global financial services organisation undergoing multiple large-scale transformation programmes across their Cyber Security division.In this role you will perform threat and control assessments across the business, you'll partner with architects, developers and cloud specialists across the business to review designs, challenge assumptions, and ensure services are built with strong security foundations. You'll also contribute to improving the threat‑assessment process, sharing your expertise across a global community and helping uplift security practices across the organisation.Must have:Strong understanding...

Cloud Security Consultant (Google Cloud) - B2B

Added 06/04/2026

Role: Cloud Security Consultant (Google Cloud)Duration: 6-month rolling contractWorking Pattern: Krakow, Hybrid (handful of days per month)GCS Cyber are partnered with a global financial services organisation undergoing multiple large-scale transformation programmes across their Cyber Security division, including scaling their cloud security capability. As part of a wider initiative to mature and scale cloud security engineering, we are looking for a Cloud Security Consultant to support security governance, controls, and compliance across Google Cloud environments.What you'll be doing: Reviewing and assessing security exception and risk acceptance requests from global business and technology teams, ensuring compliance with cloud security controls.Providing cloud security...