6 contract systems engineer jobs found in London

Service Desk Support Analyst - 12 Month Contract - Hybrid in City Of London Contract: Initial 12 months (Outside IR35) Rate: £150 per day Location: Hybrid - City of London (Farringdon), 2-3 days on-site per week The Role A well-established American Managed Service Provider is looking for an experienced Infrastructure & Support Engineer to strengthen their internal IT team, supporting operations across the UK and Ireland. The end customer is a US-headquartered organisation currently expanding into the UK, Ireland and wider Europe, and this role has been created to provide additional hands-on support to the team through that growth. This is a broad, "out and out" support role covering networking, data centre infrastructure, systems administration and end-user support - ideal for a versatile engineer who enjoys variety and is comfortable working across the full IT stack. Key Responsibilities Providing IT support across networking, data centres and wider...

Outside IR35 contract - 8 months FULLY REMOTE Rate: £260/day Infrastructure Engineer | 8 Month Contract | Outside IR35 | Fully Remote Rate: £260/day Outside IR35 Project duration: 8 months Fully Remote Industry: Highly Regulated Financial Services Organisation Job Summary: We re working with a highly regulated financial services organisation looking for an experienced Infrastructure Engineer to support and enhance their enterprise technology estate. The successful candidate will bring strong Microsoft infrastructure experience, including Active Directory, Windows Server, Azure, Microsoft 365, virtualisation, backup and disaster recovery solutions . Experience working within regulated environments and maintaining business-critical systems is highly desirable. Key Responsibilities Support and maintain core infrastructure platforms across production and non-production environments. Deliver infrastructure improvements, upgrades and operational...

Initial 6 months - Outside IR35 Contract Rate: Up to £400/day Hybrid: 3-day onsite a week Security Operations Engineer | Microsoft Security Technologies | Contract Outside IR35 Hybrid: 3-day onsite (Bank Station) OR Liverpool office Rate: £350-£400/day (Outside IR35) Contract Duration: Initial 6 months with a potential extension Industry: Highly Regulated Environment Job Summary: Seeking for a Security Operations Engineer to join one of our highly regulated client on a contract basis. you'll be responsible for monitoring, detecting, investigating, and responding to security threats across Microsoft and hybrid environments. you'll play a key role in safeguarding critical business systems through proactive threat hunting, incident response, detection engineering, and operational support of core security programmes. Key responsibilities: Investigate and respond to escalated security incidents and events Perform event-based and policy-based threat...

QA Test Engineer 3-month contract | £340 per day Outside IR35 | Hybrid - London/Remote We are looking for an experienced QA Test Engineer to support a business-critical system replacement programme, covering system integrations, data migration, business processes and user acceptance testing. Responsibilities Create and maintain test plans, scripts and documentation Execute functional, integration, regression and end-to-end testing Validate data migration, data quality and reconciliation Manage defects and work with developers to verify fixes Support UAT, release readiness and go-live activities Experience required Previous QA experience on a business-system implementation Strong manual, integration and regression testing skills Experience testing web applications and business-critical systems Data migration, validation and reconciliation experience Strong communication, documentation and stakeholder-management skills Desirable...

Outside IR35 contract - 8 months FULLY REMOTE Rate: £260/day Infrastructure Engineer | 8 Month Contract | Outside IR35 | Fully Remote Rate: £260/day Outside IR35 Project duration: 8 months Fully Remote Industry: Highly Regulated Financial Services Organisation Job Summary: We re working with a highly regulated financial services organisation looking for an experienced Infrastructure Engineer to support and enhance their enterprise technology estate. The successful candidate will bring strong Microsoft infrastructure experience, including Active Directory, Windows Server, Azure, Microsoft 365, virtualisation, backup and disaster recovery solutions . Experience working within regulated environments and maintaining business-critical systems is highly desirable. Key Responsibilities Support and maintain core infrastructure platforms across production and non-production environments. Deliver infrastructure improvements, upgrades and operational...

Apple Mac Support Engineer (Level 1) Location: London - Various sites Rate: £200-£230 per day (Outside IR35) Contract Length: 6 weeks (Start: Mid-August 2026) Role Overview We are seeking an experienced Level 1 Apple Mac Support Engineer to provide frontline technical support across multiple London sites. The successful candidate will troubleshoot and resolve macOS, hardware, and application issues for end users, while leveraging JAMF for device management and deployment This is a short-term, outside-IR35 contract role ideal for a specialist with hands-on Mac and JAMF experience who can hit the ground running. Key Responsibilities Provide Level 1 support to Mac users via phone, email, and in-person across various London locations Diagnose and troubleshoot hardware, software, and operating system issues on MacBook, iMac, Mac Mini, and related Apple devices Perform device setup, configuration, user profile migration, and deployment of new and replacement Macs...