Finance Assistant

PhysicsX is a deep-tech company of scientists and engineers, developing machine learning applications to massively accelerate physics simulations and enable a new frontier of optimisation opportunities in design and engineering.    Born out of numerical physics and proven in Formula One, we help our customers radically improve their concepts and designs, transform their engineering processes and drive operational product performance. We do this in some of the most advanced and important industries of our time – including Space, Aerospace, Medical Devices, Additive Manufacturing, Electric Vehicles, Motorsport, and Renewables. Our work creates positive impact for society, be it by improving the design of artificial hearts, reducing CO2 emissions from aircraft and road vehicles, and increasing the performance of wind turbines.    The RolePhysicsX is seeking a full-time Finance Assistant, reporting into the Finance Manager, to play a key role in supporting and shaping our rapidly growing business.This is an excellent opportunity for a recent graduate or someone in the early stages of their career to develop their accounting skills while gaining hands-on experience across all areas of finance in a fast-paced, international, and dynamic environment. You'll receive comprehensive support and guidance while working on core financial tasks and helping to strengthen our financial processes.We’re looking for someone eager to deepen their accounting knowledge, an interest in pursuing further accountancy qualifications such as ACCA as well as curiosity to build practical data management skills—such as SQL and Python—to enhance financial analysis, reporting, and decision-making. This role is ideal for someone who enjoys working with data to uncover insights while improving financial processes.

What you will do:

• Management of accounts inbox, processing invoices in preparation for bi-weekly payment runs.
• Payroll administration including onboarding of new staff
• Employee expense processing (e.g., travel) ensuring adherence to all applicable policies.
• Implementation of cost control systems and departmental reporting.
• Support onboarding process with customers and suppliers
• Ad-hoc financial support, as needed by the business.
• Overtime naturally growing in the role by taking on tasks such as:
• Being responsible for month end reporting including prepayments, accruals, and fixed asset register.
• Supporting the creation of month end reporting packs with input into P&L reviews.
• Deep diving into existing processes and streamlining them.
• Supporting the creation of forecasts, business plans and budgets, in collaboration with senior management. You will be able to make a genuine impact on the future direction of the company

What the ideal candidate looks like:

• Recent graduate or an early-stage junior accountant ideally pursuing or an interest in pursuing ACCA qualification, with a strong interest in international accounting standards and compliance (UK, US).
• Keen to develop technical skills in data management as part of financial analysis and reporting.
• Confidential, structured, reliable, detail-oriented, and diligent.
• Collaborative, friendly in engaging with teams with a make stuff happen attitude.
• Happy to work in a dynamic, fast-paced environment; Able to calmly deal with urgent requests and re-prioritise tasks, while providing up-front visibility to other members in the team of potential impacts.
• Willing to adhere to existing processes but excited to develop process improvements in co-ordination with team members .
• Some experience with accounting & business software Xero and excel beneficial but not essential.

What we offer:

• A supportive and dynamic work environment where you can grow your career and have a real impact in an early-stage company.
• Truly flat hierarchy. Voicing your ideas is not only welcome but encouraged, especially when they challenge the status quo
• Full study support
• 10% employer contribution pension scheme
• Complimentary office food, fun outings, and team events
• Generous vacation and parental leave
• Hybrid working setup for flexibility and work-life balance
• Private Medical Insurance
• Bike2Work Scheme

We value diversity and are committed to equal employment opportunity regardless of sex, race, religion, ethnicity, nationality, disability, age, sexual orientation or gender identity. We strongly encourage individuals from groups traditionally underrepresented in tech to apply. To help make a change, we sponsor bright women from disadvantaged backgrounds through their university degrees in science and mathematics.