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

CompanyJames Chase

LocationGatwick, England, United Kingdom

Posted At2/25/2026

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Occupation Type

Metal working production and maintenance fitters

Occupation Code Skill LevelMedium Skilled

Sponsorship Salary Threshold

£41,700 (£21.38 per hour)

Standard minimum applies

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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