Our Offering

• Salary: £33-38k (depending on experience, skills & qualifications)
• Annual Leave: 25 days + bank holidays
• 1 additional day of leave earned per year (max 5 days)
• 5% Pension contribution
• Private Health Insurance (incl. Mental Health)
• Life insurance
• Annual leave rollover (up to 5 days per year)
• Company stock option scheme
• £50/month wellbeing benefit (gym, swim, fitness memberships/classes etc)
• £750 annual personal development and training budget (e.g. AAT)
• £500 annual contribution to nursery
• Paid paternity/maternity leave scheme
• Catered lunch on Fridays

About LUX

LUX is an exciting start-up daring to disrupt existing industry norms and take the lead in revolutionising the approach to Liquid Hydrogen. We are based in Oxfordshire, the centre of Cryogenics R&D in the UK, ideally located for developing our unique Clean liquid Hydrogen technology. LUX is currently developing the technology to ultimately supply our customers with Clean liquid Hydrogen on-site-on-demand.

We are scaling at pace, raising significant grant funding and private investment. LUX embraces new technologies, processes & methods at the core of our engineering approach. We have a welcome approach to taking risks and believe that learning from failure and iterative testing achieves the best results.

Our ethos is one of informed ideation, focussed risk-taking and passion for change. LUX is seeking candidates who are enthused by the idea of supporting a company which is defining new possibilities in engineering Hydrogen liquefaction systems. We are offering candidates an opportunity to work in an exciting, game changing industry, and be fairly rewarded for their time, effort and skills. We are growing fast and we make decisions quickly.

If you feel this could be the journey for you, we would like to hear from you.

Role

As an Accounts Assistant, you will be a key member of the finance function at LUX — a fast-growing, innovative start-up in Oxfordshire revolutionising liquid hydrogen technology. You will manage day-to-day accounting tasks including bank reconciliations, journals, accruals, and prepayments, while supporting month-end processes such as VAT preparation and management accounts. You will handle the full purchase-to-pay cycle — raising purchase orders, processing supplier invoices, managing payment runs, and resolving queries — alongside supporting payroll and maintaining accurate records within Xero. Working closely with both internal teams and the company's external accounting firm, you will also provide broader financial administration support, ensuring LUX's finances are accurate, up to date, and ready to support its ambitious growth plans.

Responsibilities

Accounting

• Performing bank reconciliations and resolving any discrepancies
• Making journals, accruals, prepayments, reconciliations
• Maintaining and updating financial records within the accounting system
• Liaising and supporting the company’s accounting firm on required tasks
• Performing and supporting month-end and end of quarter processes, such as VAT preparation, management accounts and financial preparation for grant funding claims

Payments & Invoicing

• Processing supplier and subcontractor invoices including associated reconciliations in a timely manner
• Resolve invoice queries with suppliers and internally
• Prepare and process supplier payment runs in line with agreed payment terms, send out remittances
• Creating and maintaining supplier ledger and payment terms
• Supporting and running payroll activities 

Purchasing

• Raising purchase orders and creating bills
• Managing sales and purchase ledger activities
• Monitor and manage the purchase inbox
• Maintaining and setting up trade and credit accounts with suppliers
• Maintain accurate supplier account records and set up new suppliers
• Liaising with customers and suppliers to resolve queries
• Handling supplier queries over the phone and via email
• Creating and maintaining user profiles in accounting software for subcontractors and suppliers

General

• Carry out general financial administration and ad-hoc tasks as needed
• Collaborating with internal team members to ensure financial accuracy
• Providing general administrative support
• Scanning, printing, emails, queries
• Support with ad-hoc reporting for senior management
• Ensure insurances are up to date
• Supporting Goods in/Out documentation and administration

Essential Skills, Experience & Qualifications

• Previous experience in an accounts/financial assistant role is essential
• Experience using Microsoft applications, especially Excel
• Experience with Xero Accounting Software (highly desired but not essential)
• Great understanding of accounting principles and VAT
• Relevant accounting & financial qualifications are not essential for this role, however they are beneficial
• Note this role is in-office and no work from home is offered; at LUX we believe in communicating and working as a team in-person, not online, this develops connection, streamlines working relationships and is essential to build and maintain the right culture

About You

• Strong attention to detail and high level of accuracy
• Excellent organisational, administrative and time-management skills, and able to work under pressure
• Self-motivated, work independently and within a team, meeting strict deadlines
• Excellent communication skills, both verbal and written, with a proactive approach
• Ability to deal with suppliers independently and professionally

Application

To apply, please email your covering letter and CV to careers@luxindustries.co.uk and ensure to provide the details and contact information for two professional references in your application. Please do not apply via LinkedIn.

Please quote the following reference number in your email subject: LUX-C6

Please note: We do not currently hire through recruitment agencieste: We do not currently hire through recruitment agencies.