Senior Frontend Developer

Company: Lorien
Apply for the Senior Frontend Developer
Location: Manchester
Job Description:

Senior Frontend Developer (ReactJS)

Manchester / Hybrid

Perm Hybrid role with £65,000 PA salary

We’re partnering with an innovative technology business that is building a brand-new greenfield platform and is looking for a Senior Frontend Developer to join the team at an early stage.

This is an opportunity to have a genuine impact on the technical direction of a new product, helping define frontend architecture, engineering standards, and best practices from day one.

What You’ll Be Doing

✅ Building a modern ReactJS-based web application from the ground up

✅ Defining frontend architecture, development standards, and build processes

✅ Leading technical delivery and mentoring junior developers

✅ Collaborating with product, design, and engineering teams

✅ Supporting the platform beyond the frontend, including API integrations and production environments

What We’re Looking For

✔ Strong commercial experience with ReactJS

✔ Expert knowledge of modern JavaScript (ES2015+)

✔ Experience building and scaling complex web applications

✔ Strong understanding of HTML, CSS, and frontend best practices

✔ Experience with Git, REST APIs, and Agile development

✔ Knowledge of Webpack, Sass, Node.js, testing frameworks, or cloud technologies would be advantageous

Nice to Have

➕ Experience within iGaming, Betting, Gaming, or FinTech

➕ Exposure to .NET environments

➕ Accessibility and SEO knowledge

Why Join?

Posted: July 1st, 2026