Finance Assistant

London, United Kingdom – Hybrid (3 days per week in-office – St James Park)

At Theramex we are driven by a clear purpose by improving the lives of women around the world through innovative and accessible healthcare. As one of the fastest growing global specialists in Women’s Health, we combine the agility of a scale up with the impact and ambition of a private equity backed organisation. Here, your work translates into real world outcomes - shaping portfolios, influencing strategic direction, and driving meaningful change for patients. You’ll join a collaborative, high performing team that values expertise, encourages fresh thinking, and empowers people to lead with ownership. If you are motivated by purpose, growth, and the opportunity to make a lasting difference, Theramex offers a place where your contribution truly matters.

About you

• Degree in Finance, Accounting, Business, Economics, or a related discipline.

• Strong numerical and analytical skills.

• Excellent attention to detail and accuracy.

• Proficiency in Microsoft Excel and Microsoft Office.

• Strong organisational skills with the ability to manage multiple priorities and deadlines.

• Effective verbal and written communication skills, with the ability to build relationships across stakeholders.

• Ability to handle confidential financial information with discretion and integrity.

• Self-motivated, proactive, and eager to learn and develop within Finance.

• Takes ownership, works independently, and uses initiative to solve problems.

• Previous internship, placement year, or work experience in Finance, Accounting, or a business environment.

• Experience using Microsoft Dynamics or another ERP/accounting system.

• Experience with reconciliations and month-end processes.

• Familiarity with accounting principles and financial controls.

About the role

As part of the Controllership team, this role supports a broad range of Finance activities across Treasury and Finance Operations. The position provides financial and operational support across multiple entities and banking relationships, while contributing to the maintenance of strong financial controls, regulatory compliance, and efficient business processes.

Key Duties and Responsibilities

• Perform bank reconciliations and investigate discrepancies.

• Prepare payment batches and supporting document for review and approval.

• Support online banking administration, KYC activities and banking documentation.

• Assist with bank account maintenance and day-to-day banking queries.

• Prepare journals and support month-end accounting activities.

• Assist with intercompany reconciliations.

• Support Accounts Payable, Account Receivable and Financial Accounting processes.

• Maintain accurate financial records and supporting documentation.

• Support internal and external audits.

• Liaise with stakeholders across the business to resolve finance-related queries.

• Contribute to process improvements and finance projects as required.

What does our team say about life at Theramex?

“Having now been with Theramex for a few months, I’m really enjoying my time here. Right from the outset, the onboarding experience, induction, and orientation have been brilliant, and I already feel like I am making the most of opportunities to add value to the business in meaningful ways. Theramex has a friendly and supportive vibe and is a place where I feel supported and valued.”

Umut Tarakcilar, Senior Treasury Analyst

Why Join Us?

• A fast-paced environment with broad exposure, giving you opportunities to develop professionally - even outside your core area of expertise

• A culture that supports learning, celebrates success, and recognizes performance

• Opportunities for driven and talented professionals to contribute to our exciting journey

Benefits & Perks

• Competitive reward package, including:

  • 25 days holiday + 8 bank holidays

  • Private Health Insurance for employee and family members

  • Pension contribution: 10% company + 5% employee (auto-enrolled from day one)

  • Hybrid Working

  • Cycle to Work Scheme

  • Engaging employee experience to come together as a community: in-office events, shared learning and much more!

Apply Now!
Ready to make a meaningful impact in Women’s Health? We’d love to hear from you. Apply today and shape the future with Theramex.