Mirrai Careers

Head of Finance

Junior AI

London Full-time Posted 11d ago
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ABOUT JUNIOR We’re building cutting-edge LLM-powered workflow tools to supercharge investment research for private market investors. Our clients include most of the global top 10 private equity and consulting firms - Junior already powers hundreds of billions of dollars invested annually. We’re a profitable, bootstrapped company with a growing team of 50+ based in London, NYC and Sydney. We 10x’d our revenue in 2025. You can read more about the company mission & values here. ROLE DESCRIPTION You will own and manage our quote-to-cash cycle, finance operations, and accounting function with decision making authority on what should be in-housed, outsourced, and automated. Your responsibilities will include: * Own and manage the full quote-to-cash cycle including * Quote & contract structure * Managing our invoicing system & generating invoices * Collections & cash application * Revenue recognition & the close * Working with engineers / data scientists to implement new invoicing models for usage-based pricing agreements * Drive automation of repetitive tasks * Use AI finance solutions and leverage our technical staff to run a highly automated, lean finance function * Support new system implementations and accounting tool integrations * Manage finance operations, internal controls & compliance including * Cash management across entities and currencies * Intercompany management: recharges, balances, funding flows and transfer pricing documentation with our advisors * Tax and statutory compliance * Ensure compliance with GAAP / IFRS, company policies, and regulatory requirements * Lead external audits and coordinate with auditors for timely completion * Provide guidance on treatment for accounting issues * Draft and maintain accounting policies and memos for key transactions * Oversee our accounting and reporting (managing management account and / or external service providers): * Financial statement preparation in accordance with US GAAP / IFRS (for UK entity) * Month-end, quarter-end, and year-end close processes * Managing on-going accounting activities including AP, AR, payroll accounting, and cash management * Keep Junior financing-ready and support fundraising * Opportunity to support in leading fundraising rounds * Own customer-facing financial diligence * Own banking and credit facility relationships * FP&A and business operations * Collaborate with FP&A, operations, and cross-functional leaders to provide analysis and insights * Support budget vs. actual variance analysis ABOUT YOU 8+ years of finance experience including high-growth SaaS startup; 2+ years of finance leadership experience: * Holds accounting certification (e.g. ACA/ACCA/CIMA or CPA) * 8+ years of combined experience including * 5+ years of experience at high growth SaaS startup(s) * 2+ years of experience managing complex quote-to-cash structures * bonus points for * 2+ years of experience as sole finance hire / head of finance * career start at top public accounting firm * Versed in complex quote-to-cash structures: Junior uses highly bespoke usage-based pricing models with significant variation across customers and product lines — you will need to be versed in handling complex usage based pricing / quote-to-cash structures * An owner: able to design / implement accounting processes for the ground-up * Proficient in US GAAP, familiarity with IFRS and/or UK GAAP * Flexible in approach — willing / able to be flexible and build an accounting system that fits to our business * AI-native: daily user of LLMs such as Claude and familiar with AI finance tools WHY JUNIOR * Top 1% traction: 0-25+ m rev in 3 years, fully bootstrapped / profitable, top-tier customers inc. some of MBB, Big 4, Top 5 PE mega-funds * Flat org structure: lean startup environment with ≤1 manager between each role and the c-suite * Competitive salary + equity and first-class benefits inc: * Team lunch provided everyday at the London HQ! * Third Space membership * Private health insurance * Multiple all-expense paid offsites per year (last 3 trips include Crete, Greece; Cancun, Mexico; Barcelona, Spain) * Visa sponsorship available ADDITIONAL INFO * Current finance stack (experience with our current tools is not required) * Payment processing / invoices: Stripe * Automated billing: in-house system access via Retool * Accounting: Xero (UK), Quickbooks (US) * Reporting line: You will direct report to the COO & regularly communicate with the rest of the C-Suite

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