Front-End Web Developer (A/B Testing and CRO) at Direct Sight (Jersey) Limited

jobs.jerseyeveningpost.com-job boards; Remote; GBP 40,000 - 60,000; Full time

Job summary

An innovative online retailer in the United Kingdom is seeking a Freelance Front-End Developer specializing in A/B testing and conversion rate optimization. This remote role involves creating custom JavaScript and CSS for A/B tests, implementing various experiments on the website, and supporting email marketing with HTML/CSS templates. Ideal candidates will have strong JavaScript and CSS skills, experience with e-commerce sites, and familiarity with testing tools. Flexible hours and hybrid working options are available.

Benefits

Hybrid working

Free parking

Onsite bar and cafe

Terrace and outdoor working area

Qualifications

• Strong JavaScript (ES6+) and CSS skills required.
• Experience with A/B and email marketing testing tools is essential.
• Must have experience working on live e-commerce sites.

Responsibilities

• Write custom JavaScript and CSS for A/B tests.
• Implement UX, layout, CTA, and copy experiments on the website.
• Support email marketing development with HTML/CSS templates.

Skills

JavaScript (ES6+)

CSS

A/B testing tools

Email marketing testing

Attention to detail

Independent work

Tools

Convert.com

VWO

Klaviyo

Job description

Freelance Front‑End Developer (A/B Testing and CRO)

We’re a growing e‑commerce business seeking an experienced front‑end developer for an ongoing freelance contract. You’ll write custom JavaScript and CSS to build and deploy A/B tests using Convert.com, implementing UX, layout, CTA, and copy experiments across our website. You’ll also support email marketing development, including HTML/CSS templates and testing.

Requirements

• Strong JavaScript (ES6+) and CSS skills
• Experience with A/B and email marketing testing tools (Convert.com, VWO, Klaviyo)
• Experience working on live e‑commerce sites
• Excellent attention to detail
• Ability to work independently

Details

Ongoing contract, remote, flexible hours.

Perks

• Hybrid working
• Free parking
• Out of town location
• Onsite bar and cafe
• Terrace and outdoor working area