Senior Backend Developer (PHP)

About the role

You will design and build backend services in PHP and MySQL, integrate third-party systems and keep everything fast and reliable in production.
This engagement covers a reporting suite for a finance team, over 12 months.

Engagement & compensation

This is a project-based engagement of 12 months, remote, for someone based in London, United Kingdom. The total project fee is £91,200–112,800, paid in monthly instalments of £7,600–9,400, depending on experience and final scope.

Country

United Kingdom

City

London

Work mode

Remote

Contract

Project-based

Duration

12 months

Project fee

£91,200–112,800 for 12 months

Paid monthly

£7,600–9,400 per month

Languages

English

What you will do

• Build and maintain APIs and backend services
• Design database schemas and write efficient queries
• Integrate payment, CRM and other third-party systems
• Write tests and review code
• Monitor and improve performance in production
• Mentor colleagues and help improve how the team works
• Report progress against agreed milestones and hand over clean, documented work

What we look for

• 5+ years of professional experience in backend development
• Strong modern PHP and MySQL experience
• REST API design
• Git and code review practice
• Excellent written and spoken English
• Based in or near London

Nice to have

• Laravel or Symfony
• Redis, queues and caching
• Linux server experience

What we offer

• A defined scope, clear milestones and a project fee paid monthly
• Work for clients around the world in a fast-growing company
• A small team where your contribution is visible
• AI tools in your daily work
• Flexible hours within your time zone

Tools & skills

How to apply

Upload your CV and your details are filled in automatically. You then answer a few questions about the role and your experience. We respond to every application within two weeks.

Start your application