Senior Accountant

CoreWeave Europe; Greater London; On-site; GBP 65,000 - 90,000; Full time

Benefits offered by this job

Living Wage accreditation

Family-level Medical Insurance

Family-level Dental Insurance

Generous Pension Contribution

Life Assurance at 4x Salary

Critical Illness Cover

Employee Assistance Programme

Tuition Reimbursement

Job summary

CoreWeave UK is seeking a Senior Accountant to own core ledger activities and month-end close in a high-growth environment. You will review journal entries, perform balance sheet reconciliations, and ensure US GAAP compliance while coordinating with central teams and external auditors.

The role offers involvement in process improvements and exposure to SOX controls within a dynamic tech-driven company, with a competitive compensation package and benefits.

Qualifications

• Bachelor's degree in Accounting, Finance, or related field.
• 3+ years of progressive accounting experience with month-end close ownership.
• Strong working knowledge of US GAAP.
• Experience with major ERP systems and advanced Excel.
• Proven ability to meet deadlines with thorough documentation.
• Experience setting up new processes and controls.

Responsibilities

• Month-End Close & General Ledger: own close tasks and deadlines with documentation.
• Review journal entries and reconciliations; ensure completeness and accuracy.
• Balance sheet reconciliations for assigned accounts; resolve variances.
• Reporting & Analysis: explain variances and prepare highlights for leadership.
• Controls & Compliance: perform SOX controls and assist external auditors.
• Process Improvement: identify inefficiencies and implement improvements.

Skills

US GAAP

Journal entries

Balance sheet reconciliations

Month-end close

Financial reporting

Excel

Education

Bachelor's degree in Accounting

Tools

NetSuite

SAP

Oracle

FloQast

Job description

CoreWeave is The Essential Cloud for AI. Built for pioneers by pioneers, CoreWeave delivers a platform of technology, tools, and teams that enables innovators to build and scale AI with confidence. Trusted by leading AI labs, startups, and global enterprises, CoreWeave combines superior infrastructure performance with deep technical expertise to accelerate breakthroughs and turn compute into capability. Founded in 2017, CoreWeave became a publicly traded company (Nasdaq: CRWV) in March 2025. Learn more at www.coreweave.com.

We're proud to be a Living Wage accredited Employer.

About the Team

The Senior Accountant owns core areas of the general ledger and month-end close, delivering accurate, timely financials in a high-growth environment. As an IC3, this role is expected to demonstrate strong competency across all key areas of the position, own outcomes end-to-end within their assigned areas, identify and propose process improvements, and collaborate cross-functionally with Central Cash, FA, Intercompany and Leases, AP/AR, payroll, tax, and external auditors. The role works independently on established processes, escalates early on blockers, and is measured against Coreweave defined HR plan.

Key Responsibilities:

Month-End Close & General Ledger

Own assigned tasks on the month-end close checklist, completing them by their working-day deadlines and escalating any issues as needed. Review journal entries (cash, accruals, prepaids, reclasses, allocations) prepared by shared service center with complete supporting documentation. Review balance sheet reconciliations for an assigned portfolio of accounts by WD as assigned, resolving reconciling items so no unexplained differences remain above materiality thresholds. Understand fixed assets including additions, disposals, and amortization, leases and intercompany prepared by the central team.

Reporting & Analysis

Review monthly flux/variance analysis for assigned P&L and balance sheet accounts, explaining all variances above defined thresholds with business drivers. Review monthly reporting packages prepared by shared service organisation and prepare a highlights memo for leadership Test assumptions and recommend data-informed solutions when investigating discrepancies or unusual activity. Review and close the transaction in the secondary ledger.

Controls, Audit & Compliance

Execute assigned internal controls (SOX or equivalent) accurately and on time, maintaining complete evidence with zero exceptions. Deliver assigned PBC requests for external audit and internal testing, complete and within agreed turnaround. Ensure accounting treatment complies with US GAAP and company policy; flag technical questions to management early.

Process Improvement & Team Support

Identify inefficiencies in close, reconciliation, and reporting processes and propose or implement improvements (automation, standardization, checklist redesign). Maintain current desktop procedures for all owned processes. Support onboarding of new team members and provide peer review and coverage during high-volume periods, including quarter-end and year-end.

Qualifications:

• Bachelor's degree in Accounting, Finance, or related field.
• 3+ years of progressive accounting experience, including ownership of month-end close tasks and balance sheet reconciliations.
• Strong working knowledge of US GAAP.
• Hands-on experience with a major ERP (e.g., NetSuite, SAP, Oracle) and advanced Excel (pivot tables, lookups/INDEX-MATCH).
• Track record of meeting hard close deadlines with high accuracy and complete documentation
• Track record of setting up new processes and controls

Preferred Skills:

• CPA/ACA/ACCA/CIMA or active CPA/ACA/ACCA/CIMA candidate.
• Public company or public accounting (audit) experience, including SOX control execution.
• Experience in high-growth technology, infrastructure, or data center environments.
• Exposure to close-management or reconciliation tools (e.g., FloQast) and an interest in automation.

Why CoreWeave?

At CoreWeave, we work hard, have fun, and move fast! We’re in an exciting stage of hyper-growth that you will not want to miss out on. We’re not afraid of a little chaos, and we’re constantly learning. Our team cares deeply about how we build our product and how we work together, which is represented through our core values:

• Be Curious at Your Core
• Act Like an Owner
• Empower Employees
• Deliver Best-in-Class Client Experiences
• Achieve More Together

We support and encourage an entrepreneurial outlook and independent thinking. We foster an environment that encourages collaboration and enables the development of innovative solutions to complex problems. As we get set for takeoff, the organization’s growth opportunities are constantly expanding. You will be surrounded by some of the best talent in the industry, who will want to learn from you, too. Come join us!

What We Offer

In addition to a competitive salary, we offer a variety of benefits to support your needs, including:

• Family-level Medical Insurance
• Family-level Dental Insurance
• Generous Pension Contribution
• Life Assurance at 4x Salary
• Critical Illness Cover
• Employee Assistance Programme
• Tuition ReimbursementWork culture focused on innovative disruption

Benefits may vary by location.

Equal Opportunity

CoreWeave is an equal opportunity employer, committed to fostering an inclusive and supportive workplace. All qualified applicants and candidates will receive consideration for employment without regard to race, color, religion, sex, disability, age, sexual orientation, gender identity, national origin, veteran status, or genetic information.

Recruitment Agencies

CoreWeave does not accept speculative CVs. Any unsolicited CVs received will be treated as the property of CoreWeave and your Terms & Conditions associated with the use of CVs will be considered null and void.

Any unsolicited CVs sent by your company to us - that is to say, in any situation where we have not directly engaged your company in writing to supply candidates for a specific vacancy - will be considered by us to be a "free gift", leaving us liable for no fees whatsoever should we choose to contact the candidate directly and engage the candidate's services, and will in no way establish any prior claim by your company to representation of that candidate should the candidate’s details also be submitted by any other party.

Export Control Compliance

This position requires access to export controlled information. To conform to U.S. Government export regulations applicable to that information, applicant must either be (A) a U.S. person, defined as a (i) U.S. citizen or national, (ii) U.S. lawful permanent resident (green card holder), (iii) refugee under 8 U.S.C. § 1157, or (iv) asylee under 8 U.S.C. § 1158, (B) eligible to access the export controlled information without a required export authorization, or (C) eligible and reasonably likely to obtain the required export authorization from the applicable U.S. government agency. CoreWeave may, for legitimate business reasons, decline to pursue any export licensing process.

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