Senior React Developer (TypeScript) – Build Complex Energy Platforms

JR United Kingdom; Sheffield; On-site; GBP 80,000 - 100,000; Full time

Job summary

A leading organization in the energy sector is seeking a Senior React Developer to tackle significant programming tasks on critical internal applications. In this role, you will design scalable front-end systems, manage data flows, and contribute to innovations that support energy stability, all within an agile team.

Benefits

Competitive day rate with strong extension potential

Opportunity to shape critical energy systems

Qualifications

• Advanced experience with React and TypeScript required.
• Background in regulated sectors preferred.

Responsibilities

• Design and deliver scalable front-end systems using React, TypeScript, and Next.js.
• Manage complex data streams and deliver tools for energy grid stability.

Skills

Advanced React

TypeScript

Performance Tuning

Managing Complex State/Data Flows

Tools

Node.js

Material UI

HTML/CSS

Docker

Azure

Job description

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Senior React Developer (TypeScript) – Build Complex Energy Platforms, Sheffield, South Yorkshire

Client:

GL Global

Location:

Sheffield, South Yorkshire, United Kingdom

Job Category:

Other

EU work permit required:

Yes

Job Views:

3

Posted:

04.06.2025

Expiry Date:

19.07.2025

Job Description:

Senior React Developer (TypeScript) – Build Complex Energy Platforms

Are you a React expert ready to take on high-impact, data-intensive challenges? Join a leading organisation in the energy sector, building robust internal applications that support mission-critical control room operations.

This is not your typical front-end role. You’ll be tackling advanced programming tasks, managing complex data streams, and delivering powerful tools that help ensure the stability of the energy grid.

• Design and deliver scalable front-end systems using React, TypeScript, and Next.js
• Work with large datasets and integrate secure APIs/microservices
• Modernise and refactor legacy codebases to enterprise standards
• Collaborate in a DevSecOps environment with strict CI/CD and compliance requirements

Experience:

• Advanced React & TypeScript experience with strong programming fundamentals
• Skilled in managing complex state/data flows and performance tuning
• Experience with Node.js, Material UI, HTML/CSS, Docker, Azure
• Background in regulated sectors (energy, finance, utilities) preferred

Why Apply?

• Shape critical systems used daily by energy control teams
• Join a forward-thinking, agile team driving real innovation
• Competitive day rate with strong extension potential