Salary: £40,000 - 60,000 per year Requirements: Strong experience with CSS3, JavaScript, and React. Experience with Back End development and SQL databases. Experience implementing REST APIs and working with JSON/XML data formats. Experience with Google Analytics and conversion/lead tracking systems. Experience building responsive, high-performing websites. Strong understanding of UI/UX and conversion optimisation. Strong understanding of data types and validation. Ability to work independently and manage multiple development projects with strong attention to detail. Experience managing web hosting infrastructure and Linux environments (desirable). Experience with workflow tools such as Jira (desirable). Experience with reporting platforms (Metabase, Grafana) (desirable). Understanding of SEO and technical site optimisation (desirable). Awareness of GDPR and data protection requirements (desirable). NextJS, Vite, and other similar JavaScript frameworks (desirable). Responsibilities: Lead the development and management of a portfolio of websites that support marketing campaigns, client acquisition, and partner integrations. Take a hands-on approach to improve and develop our platforms. Implement new systems that enhance the operation of our websites as our business expands. Work closely with our marketing team to improve tracking, conversion performance, and campaign delivery across multiple brands and affiliate channels. Manage multiple development projects effectively. Technologies: Grafana Support JIRA JSON JavaScript Linux Marketing Metabase NextJS REST React SQL Web XML UX UI Design Fullstack More: We are an innovative company based in Upminster, Essex, dedicated to advancing our digital platforms. This role offers significant autonomy to make impactful changes and drive our online presence. By joining our dynamic team, you will have the opportunity to work in a supportive environment that values creativity and technical expertise. last updated 10 week of 2026