Top IT Jobs in London

Lead and execute IT and cyber audits: develop test plans, perform fieldwork, validate findings, clear exceptions, prepare concise audit reports, document per Internal Audit guidance, lead audit meetings, and follow up on remediation until closure.

Responsible for network operations, maintenance, upgrades, monitoring and troubleshooting across LAN/WAN/datacenter and cloud networks. Configure network equipment, enforce standards, support projects and incidents, provide onsite support, and collaborate with cross-functional teams to implement scalable network solutions while meeting SLAs.

The Rapid Application Developer will utilize rapid development techniques for projects, build trading frameworks, support applications, and manage data systems.

As the IT Business Partner, you will bridge business needs and IT solutions, managing SaaS portfolios, stakeholder relationships, and IT governance while providing hands-on support as needed.

The Onsite IT Support Engineer provides technical support, manages incidents, and ensures reliable IT infrastructure while maintaining customer satisfaction.

Operate and improve security operations across IT and IT/OT boundaries: administer firewalls, SIEM, and security platforms; monitor and respond to incidents; manage segmentation, patching, and change control; support audits, compliance, and SOC interactions; produce documentation, reporting, and evidence for ISO-aligned controls.

Lead global SAP S/4HANA Plan-to-Inventory transformation, define future-state vision, simplify integrations, influence senior stakeholders, and build/coach an architecture team to deliver scalable, compliant supply chain and manufacturing solutions.

Provide hands-on first/second/third-line IT support for London and regional users, administer Microsoft 365 and Intune, manage user provisioning and device lifecycle, troubleshoot infrastructure, mentor junior staff, maintain documentation, support OT for the data centre, and drive service improvements and reporting.

Entry-level IT Operations role performing simple, routine tasks under close supervision. Follow established procedures and detailed instructions, learn company policies and standard tools, assist with basic IT tasks and troubleshooting, and build foundational skills for future growth.

The IT Support Analyst role involves providing technical support for Microsoft Intune, managing devices and user credentials, troubleshooting device issues, and contributing to IT improvement projects.

Provide first-line system administration and service-desk support for biometric systems: monitor systems, troubleshoot incidents, log and escalate calls, maintain documentation, and support Access/Event/Incident/Request/Problem Management. Contribute to service planning and ensure availability while working to security clearance requirements and shift patterns when required.

The Senior Analyst Technical Support role involves planning and installing complex automation systems, providing technical support, troubleshooting, and training for product lines across Europe.

Elicit, document and prioritise business requirements for IT applications and data solutions. Support project lifecycles by developing business cases, acceptance criteria, UAT/test planning, process improvement, benefits realisation and handover to business-as-usual while collaborating with stakeholders and delivery teams.

Lead enterprise IT business analysis for CRM/ERP/Finance systems: elicit and document requirements, engage stakeholders, analyse and improve processes, design and validate solutions, support change management, testing/UAT, data analysis and reporting, training, and governance to align with business transformation programs.

Lead requirements elicitation, stakeholder engagement, process improvement, solution design, data analysis, UAT and change management for enterprise IT applications. Develop BRDs, functional specs, test plans, training materials, and governance to support SaaS migrations, ERP/CRM initiatives, and business transformation projects.

The Head of Development will lead the front office development team to create and manage trading platforms while ensuring high performance and quality standards.

The Technical Lead will oversee regulatory reporting projects, ensuring compliance and collaboration with various teams while mentoring juniors.

Manage governance and delivery of IT procurement, finance and project administration. Maintain purchase order/invoicing processes, service catalogues, timesheet templates, budgets, accruals and fixed assets. Support portfolio/project documentation and reporting, supplier/licence management, invoice approvals, and audit interactions to ensure accurate financial control and project governance.

Provide on-site 1st and 2nd line IT support for London (and occasional Dublin) users: resolve tickets, troubleshoot desktops, printers and conferencing equipment, administer user accounts and access, perform basic networking and remote support, and escalate to Madrid-based technical team as needed.

Lead research and thought leadership on audit data analytics, produce high-value insights and presentations, advise clients and sales, mentor junior analysts, shape research agenda, and drive data-analytics strategy and process improvements within internal audit.

Lead IT support operations, ensuring high-quality technical support, vendor management, and IT processes for a remote workforce while improving contributor experience.

Provide on-site support for desktops, laptops, printers, mobile devices and peripherals. Troubleshoot Windows hardware and software, deploy PCs, image systems, manage IMACs, update documentation, use remote support tools and ticketing systems, and collaborate with internal teams and vendors to resolve incidents.

The Cyber Presales Consultant will lead technical sales engagements, design cyber security solutions, conduct discovery workshops, and mentor junior colleagues while ensuring customer satisfaction.

Provide on-site IT and AV support at the London office, manage device lifecycle and onboarding, handle inbound support requests, build automation and Slack bots, contribute to Tech Ops projects, and maintain internal IT documentation.

Lead IT procurement strategy and end-to-end sourcing for software, cloud, consulting, and infrastructure. Partner with stakeholders to run complex, high-value procurements, negotiate contracts, manage supplier relationships and performance, oversee contract lifecycle and compliance, mitigate supplier and technology risks, and improve procurement processes using data and e-sourcing tools.