Financial Accountant UK & US

Oner Active GmbH; London; Hybrid; GBP 40,000 - 70,000; Full time

Job summary

An innovative company dedicated to empowering women through strength training is seeking a Financial Accountant. In this pivotal role, you will collaborate with a dynamic finance team to provide essential financial insights and support the business's growth. You will engage in diverse responsibilities, including tax return preparation, payroll reporting, and financial analysis, all while working in a hybrid environment. Join this forward-thinking organization and contribute to its mission of making a positive impact through financial excellence.

Benefits

25 days annual leave + bank holidays

5% employer match salary sacrifice pension scheme

Generous discount plus regular office sample sales

Free Evolve You subscription

Private Healthcare with Vitality

Monthly wellness allowance

Dog friendly office

Healthy office snacks and fruit

Qualifications

• Experience with international accounting practices, especially US and UK financial operations.
• Strong analytical skills and attention to detail.

Responsibilities

• Prepare and file Avalara tax returns; respond to related queries.
• Assist with payroll reporting processes and ensure timely submission.

Skills

Analytical Skills

Communication Skills

Problem-Solving Skills

Attention to Detail

Education

Part-qualified or fully qualified accountant (e.g., ACCA, ACA, CIMA)

Tools

QuickBooks

Xero

MS Excel

Netsuite

Avalara

Job description

Role:Financial Accountant UK & US

Reports into:Senior Finance Manager

Contract Type:Full Time, working 37.5 hours per day, 5 days per week

Location:Hybrid, working 3 days a week in our offices based in Old Street, London

About Us

Nothing is clearer to us than the belief that every woman should include strength training in her life to enhance both physical and mental well-being. It's about building strong bodies and even stronger minds, asserting their right to take up space in the gym, and allowing the spotlight to shine bright on their progress.

To us, strength training represents a determined, goal-oriented mindset and an unwavering work ethic. We don't wait for success; we create it through hard work and determination. When faced with challenges, we don't back down; instead, we break through barriers, recognising that true progress lies on the other side.

These are the pillars that form the foundation of Oner Active. We consistently challenge ourselves to create innovative and impactful products, so that you can perform better. With our range of products and innovative approach, we provide a wide variety of colours to ensure that all skin tones genuinely radiate in Oner.

Our Purpose and Mission

We are on a mission to unite and empower women to be the strongest version of themselves through strength training. We want to inspire women to take centre stage in the gym by promoting strength training, which underpins all movement and sport, as a healthy foundation in life.

Our Benefits

• 25 days annual leave + bank holidays and work from anywhere up to 4 weeks a year
• 5% employer match salary sacrifice pension scheme
• Generous Oner Active discount plus regular office sample sales
• Free Evolve You subscription
• Private Healthcare with Vitality including optical and dental
• Monthly wellness allowance and team workout classes
• Start-up culture - the chance to learn and make a real impact
• Great employee events like our Summer party, Christmas party and team away days
• Healthy office snacks and fruit (plus a chocolate cupboard for a sweet treat for the balance)
• Dog friendly office

Our Finance Team

The Finance Team at Oner Active plays a vital role in supporting the business by providing financial insights and analysis to inform key stakeholder decisions. As a small, fast-paced team, we collaborate closely with all functions across the organisation. With the company’s rapid growth over the past four years and the recent establishment of our US entity, we are now seeking an additional team member to assist the Senior Finance Manager in meeting increased reporting requirements.

About You

You are a proactive and detail-oriented finance professional who thrives in a fast-paced, dynamic environment. You bring strong analytical skills, a collaborative mindset, and a genuine interest in understanding the broader business. You’re comfortable working independently as well as part of a team, and you’re eager to grow within a rapidly expanding company.

You’ll be responsible for:

• Prepare and file Avalara tax returns; respond to related queries in a timely and accurate manner
• Assist with payroll reporting processes and ensure timely submission of payroll payments
• Compile and submit reports required by the Office for National Statistics (ONS)
• Support group-level cash flow reporting by providing accurate and timely dat
• Liaise with external UK bookkeeper to ensure accurate and timely completion of quarterly VAT returns
• Collaborate with the US bookkeeper to resolve queries and assist with the management of US transactions in QuickBooks
• Prepare and provide detailed sales reports to US accountants to support financial analysis and compliance
• Support the preparation of year-end accounts and work closely with external auditors as required
• Support on the implementation and testing of a new ERP system, Netsuite
• Support on monthly intercompany reconciliations and implementation of new transfer pricing model across the full corporate structure
• Responsibility for maintainingthe fixed asset register and monthly balance sheet reconciliations

You’ll need to have:

• Part-qualified or fully qualified accountant (e.g., ACCA, ACA, CIMA) or equivalent experience
• Experience with international accounting practices, especially US and UK financial operations
• Proficient in QuickBooks, Xero and MS Excel; familiarity with Avalara is a plus
• Strong analytical and problem-solving skills
• Excellent communication skills and ability to work with external stakeholders
• High level of accuracy and attention to detail

Nice to have’s:

• Netsuite experience preferable

Equality, Diversity, and Inclusion

At Oner Active it’s about embracing diversity and empowering every individual to reach their full potential. We are committed to creating an environment where everyone feels valued, supported, and able to thrive.

We welcome applications from all backgrounds and are dedicated to ensuring that everyone has equal access to opportunities during the recruitment process. If you require any reasonable adjustments or additional support, we encourage you to reach out to our Recruitment team — we’re here to support you every step of the way.