Senior Financial Accountant

Position Overview

We are seeking a detail-oriented Senior Accountant to join our finance team at Sphynx. The successful candidate will play a crucial role in managing financial records, ensuring compliance with regulations, and providing accurate financial reporting to support strategic decision-making. This role requires a high level of expertise in accounting principles, excellent analytical skills, and the ability to work effectively in a fast-paced environment.

Key Responsibilities

• Perform accounting entries and manage month-end and year-end closing procedures
• Prepare and submit tax declarations (VAT, income tax, withholding taxes, etc.) and monitor/manage MYDATA
• Assist with tax audits and manage ad-hoc tax issues with external consultants
• Bank reconciliations and other reconciliation of ledger subsystems (fixed and intangible assets, customers, suppliers, receivables, payables)
• Ensuring clients and vendors’ compliance with tax laws, regulatory provisions, and accounting standards
• Lead monthly financial closing process, ensuring all financial transactions are properly recorded, reviewing journal entries, account balance reconciliations.
• Maintain continuous, in-depth knowledge of changes in tax legislation and accounting standards
• Lead ERP integration and implementation by providing in depth knowledge and enhance efficiency and effectiveness
• Develop and document business processes and accounting policies to maintain and strengthen internal controls
• End-to end Payroll remuneration knowledge will be considered as a plus
• Prepare periodic management reporting (monthly/quarterly) including P&L analysis, balance sheet reviews, and cash flow monitoring for management reporting information requests
• Participate and support the budgeting process (financial performance versus budget, forecasts, and prior periods, identifying key variances and underlying drivers)
• Participate and support budgeting and forecasting processes by providing historical analysis, trend analysis, and cost behavior insights
• Monitor key financial and operational KPIs and contribute to management dashboards
• Support ad-hoc financial analysis requests related to pricing, cost control, profitability, and investment decisions
• Collaborate with senior management to improve financial visibility and decision support

Qualifications

• University degree in Accounting, Finance, or Business Administration
• At least 7 years of relevant work experience (preferably)
• Strong knowledge of bookkeeping, accounting principles, laws, and regulations
• Familiarity with Greek GAAP and IFRS
• Solid experience in year-end procedures and preparation of Financial Statements
• Previous experiences in preparing management reporting packages for internal and external stakeholders
• Excellent knowledge of accounting software of Pylon
• Excellent command of MS Office, especially Excel, and internet proficiency
• Excellent command of English
• Certification from SOEL or ACCA or other professional body will be highly valued

Skills

• Ability to effectively coordinate company departments
• Reliability, integrity, professionalism, flexibility, and a collaborative spirit
• Excellent interpersonal skills, ability to work effectively both within a team and independently
• High-quality execution of responsibilities in terms of time, efficiency, and budget
• Ability to work under pressure, attention to detail while maintaining a broader perspective
• Experience in handling complex accounting processes

• Competitive remuneration based on skills, experience and motivation
• Opportunities to grow within a fast-moving organization 
• An open and collaborative environment

Who we are

We are a research-driven cybersecurity technology company founded in Switzerland and expanded across Cyprus and Greece, delivering comprehensive solutions for cyber risk management.

We specialize in cybersecurity technology, bringing cutting-edge research developed through more than 50 EU R&D projects with the needs of our clients.

We stand for excellence, innovation, integrity, and expertise. We value people who are authentic, respectful, and eager to make a difference in protecting the most valuable resource of modern organizations: their data.

Why Join Us

At our company, you'll be part of a team that transforms cutting-edge research into real-world solutions that protect organizations globally. We offer an environment where your expertise can flourish, your ideas matter, and your work directly contributes to making the digital world safer.

We believe in fostering talent, encouraging innovation, and building careers that make a meaningful impact in cybersecurity.