Senior React Developer

JR United Kingdom; Portsmouth; Hybrid; GBP 50,000 - 65,000; Full time

Job summary

A leading UK consultancy seeks a Senior React Developer to join a high-performing team on strategic projects for a major bank. The role involves building scalable web applications and requires strong expertise in JavaScript, React.js, and collaborative skills. This position offers exposure to cloud services and agile methodologies, making it ideal for candidates looking to develop their career in a dynamic environment.

Qualifications

• Strong proficiency in JavaScript and TypeScript.
• Advanced knowledge of React.js with modern patterns.
• Experience with .NET or C# is beneficial.

Responsibilities

• Build and maintain scalable web applications using React.js.
• Develop responsive and accessible user interfaces.
• Collaborate with cross-functional teams.

Skills

JavaScript

TypeScript

React.js

HTML5

CSS3

Problem-solving

Tools

Git

Azure DevOps

GitHub

Job description

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Client:

Cognitive Group | Part of the Focus Cloud Group

Location:

portsmouth, hampshire, United Kingdom

Job Category:

Other

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EU work permit required:

Yes

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Job Views:

1

Posted:

04.06.2025

Expiry Date:

19.07.2025

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Job Description:

We are seeking a skilled and experienced Senior React Developer to join a high-performing data and digital engineering team on a strategic project for a leading UK bank. This role is delivered via a top-tier consultancy and involves the development of enterprise-grade web applications within a cloud-first architecture.
Key Responsibilities:

• Build and maintain scalable web applications using React.js within a full-stack environment.
  
• Collaborate with cross-functional teams including designers, backend developers, and business stakeholders.
  
• Develop responsive, accessible, and high-performance user interfaces.
  
• Integrate with RESTful APIs and cloud-based services.
  
• Participate in code reviews, design discussions, and agile ceremonies.
  

Key Skills & Experience:

• Strong proficiency in JavaScript and TypeScript.
  
• Advanced knowledge of React.js and familiarity with modern React patterns (hooks, context, etc.).
  
• Solid understanding of HTML5, CSS3, and responsive web design.
  
• Experience working with .NET, C#, or similar backend frameworks (beneficial for full-stack capability).
  
• Knowledge of cloud services, preferably Azure.
  
• Familiarity with SQL Server, Azure SQL, or CosmosDB.
  
• Experience using Git, Azure DevOps, or GitHub for version control and CI/CD.
  
• Strong communication skills and stakeholder engagement experience.
  
• Excellent problem-solving and debugging capabilities.
  

Preferred Qualifications:

• Prior experience in financial services or highly regulated environments.
  
• Experience working within large-scale digital transformation projects.
  

This role is working inside IR35 via umbrella company, and will require 1-2 days work onsite per week.