Assistant Accountant

Who We Are:

Fixatex Ltd is a family-run electrical services provider built on trust, teamwork, and technical excellence. Since 2000, we’ve proudly delivered high-quality electrical services to clients across London and the Southeast. Operating from our head office, warehouse, and purpose-built training centre in Hertford, we invest heavily in our people, our standards, and our future. We’re growing and we’re looking for skilled professionals who want to grow with us.

The Role:

The Assistant Accountant will take full responsibility for the company payroll for all employees and will support the finance team with day-to-day accounting. The role reports to the Finance Director and handles payroll processing, HMRC and pension submissions, bank and card postings, purchase invoice approval and supplier payment runs. 

Responsibilities:

Payroll administration 

• Manage the full company payroll  

• Record new starters and leavers 

• Calculate sick pay, SSP/SMP and overtime 

• Deduct personal costs, such as personal mileage 

• Make submissions to HMRC and the pension provider 

• Calculate the monthly payroll journal 

• Issue employee payslips 

• Handle pay-related queries from employees 

Accounting duties 

• Post daily bank and credit card transactions 

• Approve purchase invoices up to an agreed value 

• Assist the team with monthly sales invoicing and chasing monies owed 

• Prepare weekly supplier payment runs 

Qualifications:

Essential 

• Sage 50 Payroll 

• Intermediate level Excel 

• Able to work in a confidential capacity 

Preferred 

• Sage 50 Accounts / Xero 

• Working knowledge of the construction industry 

• Currently studying towards an accounting qualification 

What We Offer

At Fixatex, we believe great work deserves great rewards. You can expect:

• Competitive salary based on experience


• Private healthcare contribution


• 25 days annual leave plus bank holidays (pro-rated)


• Supportive sick pay and wellbeing policies


• Ongoing training and development in our purpose-built training centre


• Clear progression opportunities


• A genuine team environment where everyone’s input matters


• A supportive workplace that recognises the need for flexibility


• Regular team events and celebrations


• £1000 employee referral scheme

Our Values

We’re proud of the culture we’ve built and are looking for people who live by our values:

• Care like it’s family


• Ownership at every level


• One team with integrity


• Keep raising the bar

We are committed to ensuring our recruitment practices promote equal opportunities, embrace diversity, and prevent discrimination. Candidates are assessed fairly and consistently against the skills, experience, and competencies required for each role, ensuring that all appointments are made on merit.

Beyond recruitment, we maintain an ongoing commitment to building a diverse workforce and fostering an inclusive working environment for all. We strive to create a culture where everyone feels respected and supported, can contribute fully, and is encouraged to reach their full potential.