Application Support Lead

OverviewThe Company
Christie’s, the world’s largest Art Business, is an incredibly exciting and enriching place to start or continue your career. Whether you work within one of our Specialist Art Departments, or in one of our more Operational teams, we are all working together with one common goal in mind: to continue the success of this 250 year old company, steeped in history, bringing fresh ideas whilst not forgetting our shared values; Integrity, Excellence, Innovation, Responsibility and Relationships. Colleagues across all departments are truly passionate about what they do and it is inspiring to work with industry leaders across our business.
Role at a GlanceApplication Support Lead
to oversee a complex environment of 100+ business-critical applications and lead a multi-vendor support team of approximately 100 professionals at a prestigious auction house in London. This is a leadership-focused role, not a hands-on technical position. The ideal candidate will possess exceptional communication skills, a calm and decisive approach under pressure, and a proven ability to manage vendors and globally dispersed teams within a Managed Service structure. You will act as the central point of coordination between business stakeholders, internal IT, and third-party vendors—ensuring accountability, performance, and consistent service delivery. You will also lead and support application-related projects such as upgrades, migrations, and vendor transitions.
What You’ll Do (Responsibilities)Leadership and Vendor Management
Lead and coordinate a multi-vendor support team (-100 staff) supporting 100+ applications.
Build and maintain strong vendor relationships to ensure service alignment and accountability.
Manage vendor contracts, enforce SLAs/KPIs, and oversee governance processes.
Develop vendor scorecards and facilitate quarterly business reviews.
Drive continuous improvement initiatives across vendor delivery and service quality.
Serve as the escalation point for vendor-related issues, ensuring timely resolution and clear communication.
Foster collaboration between vendors, internal teams, and business stakeholders to resolve critical incidents.
Internal Application Support
Ensure consistent execution of IT processes including onboarding/offboarding, access provisioning, and licensing.
Promote documentation, training, and knowledge sharing across support teams.
Partner with business users to ensure applications meet operational and strategic needs.
Technology Oversight
Maintain overall health and performance of 100+ business applications.
Oversee ticket and incident management, ensuring SLA compliance and timely resolution.
Collaborate with vendors on root cause analysis and prevention of recurring issues.
Monitor application security risks and escalate appropriately.
Maintain working knowledge of Microsoft O365 (SharePoint, Exchange Online, Azure AD).
Coordination and alignment with Onsite Engineering teams.
Project Management
Lead or support application-related projects (e.g., upgrades, migrations, vendor transitions).
Collaborate with business stakeholders to scope, plan, and deliver projects.
Ensure vendor alignment with project timelines, budgets, and deliverables.
Balance project execution with ongoing operational support.
QualificationsWhat you’ll bring to the team
Bachelor’s degree in Information Technology, Computer Science, Business Systems, or equivalent experience.
ITIL v3/v4 certification strongly preferred.
Additional certifications (e.g., Microsoft, Azure, Prince2, PMP, Agile/Scrum) are a plus.
3+ years in IT leadership roles with a focus on application and vendor management.
Proven experience managing multi-vendor teams of 50+ (ideally 100+).
Strong background in supporting large-scale application environments (100+ apps).
Excellent communication and stakeholder management skills.
Calm and effective under pressure (e.g., major incidents, escalations).
Experience managing vendor SLAs, KPIs, and governance frameworks.
Strong customer service orientation, including support for executive stakeholders.
Familiarity with Microsoft O365 and enterprise application ecosystems.
Experience with ITSM/ticketing systems (e.g., ServiceNow, Jira).
Exposure to budgeting and cost control in vendor-heavy environments is desirable.
Industry experience in finance, media, luxury, or events is a plus.
Benefits
25 days annual leave + 1 day Birthday leave
Christie’s Christmas office closure (guaranteed between 25th Dec – 2nd Jan)
Additional 1 week’s annual leave within the year of a 5-year anniversary
Volunteering day: Take an additional day of annual leave to volunteer
Donation matching of up to £500 per annum
Flexible Fitness Fund - £400 per year
Access to world-renowned art and exclusive guided tours
Discretionary Bonus (dependent on business and performance)
Generous retirement plan with employer pension matching
Private Health Insurance – no employee contribution needed
Dental Insurance – may be extended at personal cost
Income Protection Insurance
Competitive Life Insurance policy from first day
Employee Assistance Programme
Eyecare vouchers
Cycle to Work scheme
Christie’s Extras – discounts on retailers and experiences
Seniorcare by Lottie for eldercare support
Family-friendly policies including maternity leave benefits
*Christie’s reserves the right to change company benefits at any time
Closing Date: Sunday 5th October
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