Frontend Developer (React)

Frontend Developer (React) Up to £55,000 | Bristol (On-site)

Want to build Real Time trading tools that directly impact the UK's move to renewable energy?

iO Associates is exclusively working with a leading energy trading firm operating at the heart of the UK & European power markets. It's a fast-paced, high-impact environment where tech drives decisions and they're looking for a developer who's hungry to learn, grow, and make an impact!

The Role

You'll be building and evolving Front End applications used by Traders and Data Scientists to react to live market data in Real Time.

They're modernising their stack (moving to Remix) so you'll be working on clean, forward-thinking tech, not Legacy systems.

What Matters Most

They're big on attitude and potential:

• Curious, proactive, and eager to learn
• Comfortable in a fast-moving environment
• Keen to collaborate and take ownership

Tech

• JavaScript + React
• HTML/CSS (Tailwind a bonus)
• Git + team-based workflows

Nice to have: Remix, SQL, AWS, UX exposure

Why Join?

• Up to £55k + strong benefits
• 30 days holiday + bank holidays
• Real learning & progression (direct access to senior team)
• Work on impactful, Real Time systems
• Collaborative, high-performing culture

Our client has a swift interview process and for the right candidate they will interview early next week!

If you're interested in this role, or know someone who would be, then please reach out

• Curious, proactive, and eager to learn
• Comfortable in a fast-moving environment
• Keen to collaborate and take ownership

Tech

• JavaScript + React
• HTML/CSS (Tailwind a bonus)
• Git + team-based workflows

Nice to have: Remix, SQL, AWS, UX exposure

• Up to £55k + strong benefits
• 30 days holiday + bank holidays
• Real learning & progression (direct access to senior team)
• Work on impactful, Real Time systems
• Collaborative, high-performing culture

Our client has a swift interview process and for the right candidate they will interview early next week!

If you're interested in this role, or know someone who would be, then please reach out

iO Associates is exclusively working with a leading energy trading firm operating at the heart of the UK & European power markets. It's a fast-paced, high-impact environment where tech drives decisions and they're looking for a developer who's hungry to learn, grow, and make an impact!