Junior Sales Support Assistant - Graduates wanted!

Junior Accounts & Commercial Support Assistant

Location: Central London, Marylebone
Salary: £28,000 - £30,000 DOE
Contract: Temp-to-Perm Preferred

Start date: 1st or 2nd week September

Hours: 9am-5.30pm, fully office based

Company: IT Consultancy

About the Role

My client is seeking a bright, organised and detail-oriented Junior Accounts & Commercial Support Assistant to join its growing team in Central London.

This is an excellent opportunity for a graduate looking to build a long-term career within a commercial business environment. While the role will initially focus on finance and administration support, the successful candidate will have the opportunity to progress into purchasing, sales support and wider commercial operations as they develop within the business.

Working closely with the Finance, Operations and Sales teams, you'll gain exposure across multiple areas of the organisation and play an important role in supporting day-to-day business operations.

Key Responsibilities

Finance & Administration Support

Initially, your responsibilities will include:

• Processing purchase invoices


• Administering sales invoices


• Maintaining accurate records within Xero


• Bank and supplier reconciliations


• Supplier statement reconciliations


• Assisting with credit control activities


• Processing staff expenses


• Maintaining customer and supplier records


• General finance administration


• Supporting month-end reporting processes


• Providing ad hoc office and administrative support

Future Development Opportunities

As your experience grows, you'll have the opportunity to take on broader commercial and sales support responsibilities, including:

• Obtaining supplier and distributor pricing


• Preparing customer quotations


• Checking pricing, margins and quotation accuracy


• Processing customer purchase orders


• Raising supplier purchase orders


• Liaising with technology vendors and distributors


• Tracking orders and deliveries


• Maintaining pricing databases and information


• Supporting Account Managers with proposals and quotations


• Assisting with customer renewals


• Supporting the wider sales operation

About You

We're looking for an ambitious and proactive individual with a willingness to learn and develop.

You'll ideally have:

• Experience within accounts, administration, finance support or commercial administration


• Strong numerical skills and attention to detail


• Excellent organisational abilities


• Good Excel skills


• Strong written and verbal communication skills


• The ability to manage multiple priorities and deadlines


• A proactive, hands-on approach


• Confidence learning new systems and processes


• Commercial awareness and a willingness to take ownership of tasks

Experience using Xero would be advantageous but is not essential.

Career Progression

This role offers a genuine development pathway:

Stage 1: Finance Administration
Building expertise in invoices, reconciliations, Xero and financial administration.

Stage 2: Purchasing & Commercial Support
Developing supplier relationships, pricing knowledge and purchasing administration skills.

Stage 3: Sales Support
Supporting customer quotations, margin checking, renewals and Account Managers.

Stage 4: Commercial Development
Potential progression into sales operations, account management or wider commercial business roles.

What's Most Important

The business is particularly interested in candidates who demonstrate:

• Exceptional accuracy and attention to detail


• Strong learning agility and intelligence


• Excellent organisation and time management


• Numerical confidence


• A positive, can-do attitude


• Commercial awareness


• Teamwork and relationship-building skills

This opportunity would suit a high-potential junior professional looking to grow with a business, rather than s