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Join a major global banking transformation programme focused on redefining Identity & Access Management (IAM) at enterprise scale.

We're looking for a skilled Developer with strong experience in cloud-native API engineering, IAM workflows, and event-driven systems on GCP.

📍 London OR Sheffield / Hybrid
🏦 Global Banking Programme
⚡ Long-term Transformation Project

💡 What You'll Work On:

Building secure IAM APIs and identity orchestration workflowsDesigning scalable Pub/Sub and event-driven architecturesDeveloping cloud-native microservices on GCPAutomating identity lifecycle and access management processesImplementing secure authentication and authorization patterns

🔧 Tech Stack:

GCP (GKE, Cloud Run, Pub/Sub, Cloud Functions)Python / Go / Node.jsTerraform & CI/CDOAuth2, OIDC, JWT, SAMLKubernetes & MicroservicesAuth0 / Okta / WorkOS / IAM platforms

✅ We're Looking For:

Strong API and microservices development experienceHands-on event-driven architecture expertiseCloud-native engineering backgroundSecurity-first mindset with IAM exposureExperience within enterprise or regulated environments preferred

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

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This is a hands‑on technical leadership role supporting both hardware architecture and embedded software/firmware decisions across the full product lifecycle from concept and chipset selection to lab qualification and field troubleshooting. You will work closely with global R&D teams, chipset vendors, and customers to ensure Sagemcom's DOCSIS CPE products meet performance, provisioning, and reliability expectations for DOCSIS 3.0, 3.1, and 4.0 deployments.

Key Responsibilities:

Lead DOCSIS CPE design reviews (hardware + embedded software) and influence SoC/component selection.Build and execute DOCSIS test and qualification plans in a lab environment.Guide provisioning workflows (DHCP/TFTP/TOD, TLVs, security, certificates, PKI).Troubleshoot complex DOCSIS issues using Wireshark/tcpdump, CM logs, SNMP, and Linux debugging tools.Support customers during product definition, feature planning, and field issue reproduction.Collaborate with chipset vendors to debug interoperability, performance, and stability issues.Ensure firmware upgrade flows, secure boot, and certificate handling meet DOCSIS security requirements.Maintain lab documentation, test plans, and internal knowledge base.Provide roadmap input on DOCSIS features, standards evolution, and future CPE capabilities.

Required Skills & Experience:

Strong hands‑on DOCSIS experience (3.0 / 3.1 required, 4.0 strongly preferred).Proven background designing or qualifying DOCSIS cable modems/gateways in an R&D environment.Solid understanding of embedded Linux, embedded C, and firmware architecture.Deep knowledge of DOCSIS provisioning: DHCP, TFTP, TOD, TLVs, config files, certificates/PKI.Strong debugging skills using Wireshark, tcpdump, SNMP, CM logs, gdb/strace.Networking fundamentals: IPv4/IPv6, NAT, DNS, DHCP, HTTP/HTTPS, SNMP.Experience working with chipset/SoC vendors (Broadcom, MaxLinear, etc.).Ability to lead design decisions, mentor engineers, and translate vague requirements into clear plans.

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

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Role: Contract Administrator
Duration: Till 30th sept 2026 extendable

Location: London 1- or 2-days office in a week

Rate: Rates - GBP £198/day Inside

Role Overview

In this position, you will play a key role in managing the end-to-end lifecycle of licensing agreements, ensuring accuracy, compliance, and timely execution of contracts across the EMEA region. You will work closely with internal stakeholders and external partners to support contract approvals, documentation, and database management.

Key Responsibilities

Qualifications & Experience…

Experience with database entry and standard document typing.Experience with administrative procedures.Proven admin experience in a legal and/or international environmentAbility to handle multiple high pressure issues simultaneouslyStrong communication skillsAttention to detail requiredFull working knowledge of Word and Excel, good typing skills.Accurate with ability to pay close attention to detail including proof readingExcellent organization and prioritization skillsMature and professional approach, able to handle a large workloadAble to work independently as well as part of a small team.

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

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Purpose of the role:

An exciting opportunity has arisen for an IT Internal Audit Manager to join our Internal Audit team in Derby. The core job location is Derby and be willing and able to travel to our operations anywhere in the world from time to time (if required).

The overarching objectives of Internal Audit are to support and protect the organisation to achieve its objectives; improve the effectiveness of risk management and strength of the internal control environment; embed risk, control, and assurance; support to drive the change that the organisation is undertaking.

Reporting into the Head of IT Internal Audit, you will responsible for:

Planning and conducting IT audits in accordance with an agreed plan of work, to improve the effectiveness of risk management and strengthen the IT internal control environmentOffering specialist insight, expertise, and advice and robustly and constructively challenging current internal controlsDeveloping recommendations to management improve internal controls in the most effective way, promoting a culture of transparency and opennessPromoting an understanding of the sources and value of management information and identifying and sharing best practice across our different businesses

The skills you'll need:

Prior experience of audit, IT risk management, or internal controlsIdeally a professional qualification (CISA/CISSP) and/or educated to degree level and/or experience in IT

Preferred Requirements:

Strong commercial acumenStrong verbal and numerical analytical abilityGood communication skills to enable you to question, listen, interpret, and explain conceptsBe resilient, self-motivated, and accomplished at forming relationships and influencing people at all levels in the company

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

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Mainframe System Automation Engineer

Location: Nottingham, UK

Provide expert Mainframe Automation and output management support.Develop and support Splunk dashboards and alerts.Author test cases for validating functionality.Represent the team at meetings and collaborate with business & operational teams.Manage Mainframe Automation tools, ensuring compliance with security and policies (e.g., CyberArk, ServiceNow).Handle problem escalations, including vendor support, and follow ITIL processes (Change, Incident, Root Cause Analysis).Potential 24x7x365 on-call support.

Required Skills:

Knowledge of Mainframe systems (OPS MVS, CA-View, CA-Deliver, REXX).Experience with Mainframe Operations: JCL, ISPF, JES2, z/OS.Familiarity with ServiceNow, ITIL processes, and Agile concepts.Ability to handle Splunk dashboards, alerts, and basic file transfer knowledge.

Desirable Skills:

Experience with BMC AMI Ops Automation, BMC Control-M.Knowledge of REST APIs, SAS, and Windows servers.Web page coding skills.

Education & Experience:

Graduate or equivalent education in a computing-related subject.At least 5 years of experience in a complex Mainframe environment.

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 Description:

Act as the principal People strategic advisor to senior leaders, using insight, business knowledge and external trends to shape workforce and organisational decisions.Translate business strategy into a clear, actionable people plan aligned to the division's current and future needs.Anticipate workforce challenges and proactively design long-term people solutions to build organisational capability.Lead, coach, and develop a team of HR Managers and People Partners to deliver a high-quality, consistent partnering service.Build a high-performing, inclusive People team culture focused on accountability, service excellence, and continuous improvement.Provide thought leadership and escalation support on complex people matters.Navigate the organisation's HR infrastructure including CoEs, Shared Services, Talent, Reward, HR Change, and ER Shared Services to secure the best outcomes for stakeholders.Role-model how to operate effectively within a matrixed structure, ensuring clarity, alignment, and joined-up delivery.Lead major people-related transformation projects across Technical Services.Own the end-to-end delivery of assigned change initiatives from discovery and design through to implementation and adoption.Ensure change programmes strengthen the Sector and technical talent pipeline, enhance mobility, and support operational excellence.Shape organisational structures, role clarity, and workforce plans to deliver long-term strategic goals.Lead organisational change initiatives, ensuring robust consultation, communication, and risk management.Drive the talent and succession strategy across the population partnering with L&D/Talent CoEs. 2 Job Description Sector Senior People Partner Mitie ConfidentialStrengthen leadership capability across their sector and the wider Technical Services.Provide strategic oversight of people risk across the Sector, ensuring issues are identified early and handled consistently.Leverage Shared Services and specialist ER support effectively, setting clear ways of working, expectations, and escalation routes to ensure timely, high‑quality outcomes.Act as the senior escalation point only where there is material commercial or reputational risk, complex stakeholder considerations, or significant organisational impact (without taking ownership of day‑to‑day case management).Review Shared Services insight and themes to identify systemic issues (e.g., leadership capability, hotspots, recurring patterns) and sponsor preventative interventions.Build leader capability by coaching senior stakeholders on decision quality, risk management, and accountability for sustainable outcomes.Use people analytics to identify trends and opportunities monitoring key people metrics and creating a culture of data-driven decision-making. CompetenciesStrategic Thinking & Business Insight - Connects people strategy to commercial and operational priorities.

* Influencing & Stakeholder Leadership - Guides and challenges senior leaders effectively

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

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Contractor Needed: Microsoft Defender for Endpoint Rollout on Linux

We are looking for an experienced contractor to support us with the deployment of Microsoft Defender for Endpoint (MDE) across our Linux estate. This is a focused piece of work with clear deliverables and the potential for follow‑on engagement.

Scope of Work The successful contractor will be responsible for:

Planning and executing the rollout of Microsoft Defender for Endpoint on multiple Linux distributionsInstalling and configuring the MDE agentOnboarding devices into the Defender security portalEnsuring correct policy configuration, including real‑time protection, EDR settings, exclusions, and update channelsValidating health, connectivity, and reportingProviding documentation and knowledge transfer to our internal team

Required Skills & Experience We're looking for someone with:

Strong hands‑on experience with Linux (Ubuntu, RHEL, CentOS, or similar)Proven experience deploying Microsoft Defender for Endpoint on LinuxFamiliarity with onboarding methods (scripts, configuration management tools, Intune, etc.)Understanding of enterprise security tooling and endpoint protectionAbility to troubleshoot installation, connectivity, and policy issues

Location & Engagement

Remote or hybrid (UK‑based preferred but not essential)Short‑term contract with immediate startCompetitive day rate

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

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