Finance Assistant

Posted 12 Oct 2026

Number of Roles: 1 | Division:
Logistics |

Location:

Normanton

Sigma are experts at transforming commercial space. With over 20 years’ experience operating in the fast-paced and dynamic retail sector, Sigma provide a true end-to-end service; from store construction and consolidation to fixture procurement, projects, and mechanical & electrical installation.

Ranked in the top 10% of the 2019 Sunday Times International Fast Track 200 awards, we’ve been acknowledged as being one of Britain’s fastest growing private companies.

It’s our people that make us who we are, and we are proud to have some of the most experienced, knowledgeable, passionate, and dedicated individuals within our industry, at every level in our business. Sigma is committed to creating a diverse environment and is proud to be an equal opportunities employer. our business.

We are looking for an organised and detail-focused Finance Assistant to join our Commercial team.

Supporting the Commercial team, you will help maintain accurate financial records, process day-to-day transactions and provide timely information to colleagues across the business.

The role will include processing purchase and sales ledger transactions, checking invoices and expenses, reconciling accounts, maintaining finance records and supporting routine reporting and month-end activities.

This role requires someone who works accurately, manages deadlines well and communicates confidently with colleagues, customers and suppliers. You will take a proactive approach to resolving queries, follow agreed financial controls and help improve the efficiency and accuracy of finance processes.

• Process purchase invoices, credit notes and expense claims accurately and in line with agreed procedures.
• Support sales ledger activity, including raising invoices, allocating receipts and assisting with customer account queries.
• Reconcile supplier statements, finance records, investigating and resolving differences promptly.
• Manage and execute the credit control function for the division.
• Respond to finance queries from colleagues, customers and suppliers in a clear, professional and timely manner.

• Good working knowledge of Microsoft Office applications, particularly Excel, Outlook and Teams.
• Experience of using accounting or finance systems is desirable.
• Previous experience in a finance, accounts administration or comparable office-based role.
• Experience of processing financial information accurately and working with invoices, reconciliations or transactional records.
• Ability to effectively manage and prioritise your own workload while meeting deadlines.

• Accurate and methodical, with a high degree of attention to detail.
• Strong numerical skills and confidence working with financial information.
• Able to identify discrepancies, investigate queries and explain findings clearly.
• Well organised, with the ability to prioritise tasks and meet regular processing deadlines.
• Clear and professional written and verbal communication skills.
• Able to follow financial controls and procedures while suggesting practical process improvements.
• Confident working independently and as part of a team, with a helpful and customer-focused approach.

• GCSE Maths and English (Grade C/4 or above
• A day’s ‘birthday leave’ to be taken within your birthday month
• Opportunity to buy or sell up to 3 days holiday*
• Opportunity for hybrid working*
• Ability to participate in the Octopus EV salary sacrifice scheme*
• Ability to participate in the Cycle to Work Scheme*
• Employee Assistance Programme
• Healthshield cash plan with discounts on high street stores
• Free external financial…