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Contractor Support Administrator

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Recruiter
STR Group Careers
Location
Hampshire
Salary
£27,000 per year
Contract
Permanent
Work pattern
Full Time
Working arrangement
Hybrid working
First listed by Ontap
16 October 2026
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Job description

At STR Group, we're looking for a Contractor Payroll Administrator to join our Accounts Team at our HQ in Portsmouth. This is a busy, hands-on role where you'll support the accurate and timely processing of contractor timesheets, payments and client invoices, while helping to ensure our contractors and clients receive an excellent level of service.

What will you be doing?

As our Contractor Payroll Administrator, you'll work closely with the Senior Contractor Payroll Administrator to ensure our contractors are paid accurately and on time and our clients are invoiced correctly. Some of your responsibilities will include:

Processing and monitoring contractor timesheets
Supporting accurate and timely contractor payroll
Preparing and issuing client invoices
Setting up new starters and maintaining contractor records
Creating worker, placement, supplier and client records on InTime
Responding to and resolving payroll, timesheet and invoicing queries
Providing excellent service to contractors, clients and internal teams
Supporting the wider Accounts Team with ad hoc administration

What are we looking for?

We're looking for someone who is organised, accurate and comfortable working to deadlines. You'll enjoy working with numbers and data while also being confident communicating with a range of people. You'll also bring:

Previous administration or data entry experience
Strong attention to detail and numeracy skills
Good Microsoft Office skills
Strong communication and customer service skills
Excellent organisation and time management
A proactive approach to problem solving
The ability to prioritise a busy workload

What are we offering you?

Flexible and hybrid working
A 3pm finish every Friday
Modern, state-of-the-art offices with breakout areas
Daily breakfast provided
An active Equality, Diversity and Inclusion board
Annual Awards, Summer Party and Christmas Party
Long-service anniversary rewards, including additional holiday, bonuses, vouchers, champagne and gifts, depending on length of service
23 days' annual leave plus bank holidays, increasing by one day for each completed year of service and capped at 28 days
The option to purchase up to five additional days of annual leave
Healthcare cash plan and optional private healthcare from day one
Company pension scheme
Enhanced maternity and paternity leave
Your birthday off
Drinks fridge
Free on-site parking
Cycle-to-work scheme
Electric vehicle salary-sacrifice scheme through Octopus Electric Vehicles
Tech salary-sacrifice scheme through Currys
Employee Referral Programme

STR commit to offer disabled people an interview if they meet the minimum criteria for the job vacancy.

If you're an organised and detail-focused administrator looking to develop your career and join a supportive and growing business, we'd love to hear from you. Apply today!

TA is acting as an Employment Agency in relation to this vacancy.

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