Finance & Treasury Lead (London)

G-20 Group; Greater London; On-site; GBP 120,000 - 180,000; Full time

Job summary

G-20 Group in London seeks a strategic Finance & Treasury Lead to oversee the global finance function, including accounting, reporting, payroll, and treasury across multiple entities. You will partner with Legal, Operations and Trading to drive controls, governance, and scalable processes in a dynamic, cross-border environment.

The role requires leadership of a multi-entity finance team, strong regulatory knowledge, and hands-on experience with financial systems and audits.

Qualifications

• Minimum 7 years in finance, ideally in trading or financial services.
• Experience working in international/regulatory environments.
• Strong leadership capabilities with track record managing teams and vendors.
• Excellent communication, problem solving, and stakeholder management.
• Experience with cross-border payroll and multi-entity structures.
• Ability to provide accurate financial control, reporting and audit readiness.

Responsibilities

• Oversee global finance function, including accounting, reporting, treasury and payroll.
• Ensure compliance with regulatory, tax and statutory obligations across entities.
• Lead month-end and year-end close, journal entries and reconciliations.
• Manage treasury, cash flow, and liquidity across jurisdictions and currencies.
• Coordinate audits and liaise with regulators, banks and service providers.
• Develop forecasts, budgets and performance dashboards for senior management.
• Mentor and develop the finance team and optimize finance processes.

Skills

Finance leadership

Treasury management

Regulatory compliance

Cross-border payroll

Education

CPA/ACCA/ACA

Tools

SoftLedger

Job description

About G-20

G-20 Group is a cross-asset trading firm headquartered in Switzerland, trading delta-one and derivatives markets globally. We combine startup agility with institutional-grade experience in proprietary trading, technology, and quantitative finance.

Role Overview

We are seeking a strategic and hands-on Finance & Treasury Lead to oversee the Group's global finance function, with particular responsibility for its Swiss and UK entities and oversight of a complex international, multi-entity environment. The role combines leadership of the finance team with hands-on ownership of financial control, accounting, reporting, treasury, payroll, billing, payments, compliance, audit readiness, budgeting, forecasting, and process improvement. The successful candidate will be a trusted adviser to senior management and will ensure the finance function provides accurate information, strong controls, effective operational support, and scalable processes for the Group.

Key Responsibilities

• Provide responsive finance support to management, counterparties, partners, and internal stakeholders during normal business hours and, where circumstances reasonably require, outside standard hours.
• Maintain high standards of work ethic, execution, reporting, risk awareness, confidentiality, and financial governance appropriate to a financial markets business.
• Work cross-functionally with Legal, Operations, Trading, management, and other teams to support new products, jurisdictions, legal entities, structures, and business initiatives.
• Maintain and develop the Group’s accounting systems, including SoftLedger, and establish effective finance processes, controls, review procedures, and automation to improve efficiency, accuracy, reliability, and scalability.
• Manage relationships with tax authorities, financial regulators, banks, payroll providers, compliance consultants, local accountants, and other third-party finance providers.
• Research, document, and resolve complex technical accounting matters and maintain appropriate accounting policies and supporting documentation.
• Coordinate external and statutory audits, including audit planning, preparation of supporting schedules, resolution of technical accounting matters, and management of relationships with auditors.
• Ensure compliance with applicable financial, regulatory, tax, and statutory obligations across the Group, including Swiss and UK requirements and relevant FINMA, FCA, HMRC, and tax authority processes.
• Ensure timely and accurate processing and control of global payroll, billing, supplier payments, employee expenses, and related finance operations, with appropriate oversight of local statutory requirements.
• Oversee cash flow, treasury, and liquidity management across multiple jurisdictions, entities, banks, and currencies.
• Prepare and oversee timely financial statements, management reporting, and internal performance dashboards.
• In conjunction with Operations, manage the Treasury system, ensuring daily reconciliation of all desk positions and integrating non-trading cash and equity movements into Treasury reporting.
• Develop and monitor forecasts, analyse variances, and provide financial analysis, challenge, and recommendations to support strategic decision-making, business performance, and cost control.
• Ensure complete and accurate capture of the Group’s different revenue sources in the ledger, working closely with Operations and Trading as required.
• Maintain the accuracy and integrity of general accounting across multiple global offices, including accounts payable, general ledger, payroll, fixed assets, investments, and other key accounting records.
• Own the month-end and year-end close across the Group, including preparation and review of journal entries, accruals, prepayments, provisions, account analysis, and bank, crypto wallet, company card, balance sheet, and other complex account reconciliations; ensure discrepancies are investigated and resolved promptly.
• Lead, mentor, and manage the finance team, with responsibility for accounting, payroll, billing, payments, financial control, reporting, and the effective allocation, review, coverage, and handover of work.

• Recognized accounting qualification (e.g., CPA, ACA, ACCA, or equivalent).
• Minimum 7 years’ experience in finance, preferably within a trading or financial services environment.
• Experience of working in international and regulatory environments.
• Strong understanding of cross-border payroll, global payments, and multi-entity structures.
• Proven leadership capabilities, with a track record of managing teams and external vendors.
• Strong interpersonal, problem-solving, and communication skills.

Right towork:This role is based in our London office.Only candidates who reside in and whopossessthe pre-existing right to work in the UK without requiring company sponsorship needapply.

Join G-20Groupand be a part of a team that is at the forefront of financial markets, driving innovation and excellence in the sector.