Senior Test Automation Engineer - £550–£650 per day (Inside IR35)

Job description

Senior Test Automation Engineer (C# & Playwright) – Contract

West Sussex, England, United Kingdom (Hybrid)

Contract: Initial 6 months (likely to extend to 12 months)

Day rate: £550–£650 per day (Inside IR35)

Location: Hybrid – 2 days per week on site (Gatwick / Crawley area)

Start: ASAP (flexible for the right person)

We’re working with a large, purpose-led organisation undergoing a major technology transformation, driven by ambitious growth plans and an accelerated delivery roadmap.

To support this, they’re strengthening their test automation capability and are looking for a hands-on Senior Test Automation Engineer with strong C# and Playwright experience.

This is a delivery-focused role: you’ll be embedded in product squads, contributing directly to outcomes while helping shape and mature automation practices across the wider organisation.

What you’ll be doing

• Designing, building, and maintaining automated test frameworks
• Working hands-on within delivery squads to support active programmes
• Using Playwright as the core automation tool as adoption scales
• Writing and maintaining C# automation code
• Supporting manual testers as they transition toward automation
• Providing guidance, mentoring, and knowledge sharing
• Working closely with engineering, QA leadership, and delivery teams
• Contributing to the continuous improvement of automation standards and practices

What we’re looking for

• Strong, current hands-on experience in test automation
• Solid C# experience in an automation context
• Commercial experience with Playwright
• Comfortable working in hybrid teams and modern delivery environments
• Able to balance technical delivery with collaboration and leadership
• Confident communicator with good stakeholder awareness
• Pragmatic, delivery-focused mindset

Extra information

Status

Open

Education Level

Secondary School

Location

Gatwick

Type of Contract

Full-time jobs

Published at

09-02-2026

Profession type

Accountancy

Full UK/EU driving license preferred

No

Car Preferred

No

Must be eligible to work in the EU

No

Cover Letter Required

No

Languages

English