Accountant, Rapid-Growth Tech Accounting Firm, Hybrid

Senior Accountant | Rapid-Growth Tech Accounting Firm | Hybrid/Central London

The Business

Our client is a fast-growing financial and accountancy service provider specializing in scale-ups and SMEs in the tech industry. Having recently completed an acquisition and on track to triple their turnover in the next two years, they are poised to become one of the UK's leading names in outsourced finance and accounting solutions.

Beyond their impressive growth, they boast an exciting portfolio of some of the most innovative scale-ups in London's tech ecosystem. Their approach goes beyond traditional accounting-providing outsourced finance support, exceptional customer service, and expert insights into automation and financial technology to help businesses thrive.

Based in a vibrant area of Central London, the company fosters a collaborative and welcoming culture. Employees feel valued and invested in, as reflected in high retention rates and generous benefits. They are looking for committed team members who want to grow with them, offering strong training and progression opportunities to develop into senior leadership roles over time.

The Role

Reporting to Fractional CFOs and Finance Directors, the Senior Accountant will support a portfolio of 8+ clients, overseeing their month-end close and reporting processes. Key responsibilities include owning the balance sheet, handling reconciliations, prepayments, and accruals, preparing management commentary, and driving process improvements.

You'll also have the opportunity to mentor junior accountants, gaining valuable management and leadership experience.

This role is ideal for a part-qualified accountant looking to fast-track their career by working across multiple finance functions. Strong communication skills, the ability to manage multiple clients, and a curious, ambitious mindset are essential.

Clear pathways to progression-potentially leading to Finance Director roles-are available, supported by ongoing training and development.

Responsibilities

• Collaborate with a team of 8 accountants to manage multiple client accounts
• Oversee month-end close activities (accruals, prepayments, journals, reconciliations, VAT returns)
• Take full ownership of clients' balance sheets
• Review corporation tax and statutory accounts
• Provide management commentary
• Liaise with clients, offering financial insights and recommendations
• Identify and implement process improvements and efficiencies
• Mentor and support junior accountants
• Handle ad hoc tasks to support Finance Directors and CFOs

What we need to see (essential):

• Part-Qualified (ACA/ACCA)
• 2-3 years experience in an accounting or finance role (practice or industry)
• Automation system experience (ex. Dext or similar)

Salary: £30,000 - £38,000 + bonus and study supportLocation: LondonStart Date: ASAP

Hybrid: 3 days in office / 2 days working from home

If this is of interest, please get in touch with your CV at or give me a call on

Due to the high volume of applications we are receiving, if you have not heard back from us, please assume your application was unfortunately unsuccessful on this occasion.

At Harmonic, we are dedicated to fostering an inclusive and equitable workplace. We actively welcome applications from individuals of all backgrounds and assure you that every candidate will be thoughtfully considered for the roles we represent, without regard to race, religion, gender expression, disability, or sexual orientation.

At Harmonic, we are dedicated to fostering an inclusive and equitable workplace. We actively welcome applications from individuals of all backgrounds and assure you that every candidate will be thoughtfully considered for the roles we represent, without regard to race, religion, gender expression, disability, or sexual orientation.