CRO Engineer

Senior CRO Engineer

Open Reply is the Reply Group company specialising in E-commerce and Digital Experience. As well as our specialist skills in E-commerce and systems integration, we provide the digital transformation wrap that makes your customer journey a delight. Working closely with our specialist partners Liferay and Shopware, Open Reply are your tailor made solution for cutting edge services that are based on the best of breed across eCommerce, digital, web, apps and flexible platform design.


As a Senior CRO Engineer, you will play a key role in optimizing our client's web application UI using the Angular framework to achieve business OKRs and enhance customer engagement and satisfaction metrics. You will leverage your expertise in front-end development, experimentation, optimization, and personalization, working with optimization tools in an Agile squad environment. In this role, you will be responsible for driving the engineering quality, design, implementation, and ongoing operation of assigned products. You will collaborate closely with business partners, engineers, data scientists, and UX designers to design, develop, test, deliver, and document complex applications and services. Front-end development expertise with JavaScript frameworks such as React, Next, or Angular.
~ Advanced proficiency in JavaScript, jQuery, Vanilla JS, CSS, and HTML.
~ Strong understanding of end-to-end user journeys, customer experience (CX), and website personalization/audience targeting.
~ Experience in automation testing and writing regression tests for web applications.
~ Solid background in building fully responsive websites and leveraging data analytics and Google Tag Manager (GTM) for optimization.
~ Experience developing in TypeScript, PHP, Python, and/or Java; prior use of split testing platforms such as Adobe Target, Optimizely, or Google Optimize; and a solid understanding of design patterns, object-oriented design, and data structures is desirable.
~ Additional expertise in cloud computing, native device development, CMS solutions, service-oriented architecture, user interface development, machine learning, and AI technologies related to customer experience (CX) improvement and automation is advantageous.


Bachelor’s degree in Computer Science or a related discipline.
Experienced in working effectively within a team and consistently delivering work according to project timelines.
Possesses excellent written and verbal communication skills, with fluency in English.
Shows a commitment to going above and beyond to ensure high-quality delivery.
willingness to travel for project or client needs as required.


Reply is an Equal Opportunities Employer and committed to embracing diversity in the workplace. We provide equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type regardless of age, sexual orientation, gender, identity, pregnancy, religion, nationality, ethnic origin, disability, medical history, skin colour, marital status or parental status or any other characteristic protected by the Law.

To help you during the recruitment process, please let us know of any Reasonable Adjustments you may need.