Assistant Management Accountant Ref 1873529824

Assistant Management Accountant

Hybrid / Remote (Must have right to work in the UK)

About ThreatSpike Labs

At ThreatSpike Labs, we believe that every company, no matter its size, should have access to world-class cybersecurity. Our mission is to redefine how security is delivered, making it effortless, effective, and scalable—without the usual barriers of budget, expertise, or team size.

Our end-to-end, fully managed security platform is changing the way businesses protect themselves. With rapid deployment in just a few hours, our software-defined security solution continuously monitors network activity, proactively identifies threats, and provides real-time protection—all backed by a team of world-class analysts and penetration testers. Unlike traditional models, our flexible per-seat licensing means businesses can scale security as they grow, without being constrained by budget cycles.

ThreatSpike is growing fast, and this is a rare opportunity to join at a pivotal moment. We look for high-potential individuals who want to push themselves, take ownership, and make a real impact. If you're ambitious, thrive in fast-moving environments, and want to be part of a company where your work directly fuels growth, this is the place for you.

The Role

This is a hands-on finance role working across multiple subsidiaries in an exciting, high-growth SaaS business. You will:

• Assist with billing, accounts payable/receivable, and expense processing.
• Maintain accurate ledgers and ensure timely cash collection.
• Carry out bank reconciliations, cash flow monitoring, and forecasting.
• Support month-end and year-end close processes.
• Input and manage financial data in Xero with accuracy and attention to detail.
• Provide financial insights to support decision-making and business growth.

First 3 Months

• Assist with billing operations, ensuring invoices are issued accurately and on time.
• Process supplier invoices, receipts, and employee expense claims.
• Maintain accurate accounts payable and receivable ledgers.
• Support cash collection activities and follow up with customers on outstanding payments.
• Perform bank reconciliations and monitor daily cash flow.
• Enter accurate financial data into Xero accounting software.
• Support month-end closing activities for multiple subsidiaries.

After 12 Months

• Take ownership of month-end and year-end closing procedures across subsidiaries.
• Prepare detailed cash flow forecasts and manage working capital effectively.
• Deliver timely and accurate management reports with variance analysis.
• Assist in budgeting processes and cost analysis for department heads.
• Identify and implement process improvements to enhance efficiency and accuracy.

About You

• Accounting experience, ideally within a SaaS, tech, or high-growth environment.
• Strong proficiency in Excel/Google Sheets and accounting software (Xero essential).
• Experience with CRM systems (e.g., HubSpot) is an advantage.
• Excellent analytical skills and attention to detail.
• Clear and confident communicator, comfortable collaborating across teams.
• Strong understanding of management accounting principles.
• Highly organised, proactive, and able to manage competing deadlines.

Company benefits:

• Support for professional growth - we encourage continuous learning through both company-provided training, and self-driven education - including financial, for professional certification attainment.
• Competitive remuneration – Regular salary reviews, performance-based incentives, and long-term incentives.
• Fully remote role – Work from anywhere with occasional team meet-ups and events.
• Flexible work culture – We value work-life balance and give you the autonomy to manage your schedule.
• Inclusive & innovative team – Join a forward-thinking company where diverse perspectives and ideas are valued.