React Front-End Developer

Colossus Recruitment Ltd; Bickenhill; Hybrid; GBP 50,000 - 60,000; Full time

Benefits offered by this job

Private medical insurance

Enhanced pension scheme

Income protection

Life assurance

Flexible core hours

Hybrid working

Modern collaborative office

Dog-friendly workplace

Opportunities for growth

Job summary

Colossus Recruitment Ltd is hiring a Front End Software Engineer in the UK. You will build scalable web apps with React.js, TypeScript and modern web technologies, delivering intuitive UIs and engaging user experiences.

You will integrate with APIs and cloud services, collaborate with back-end teams, and contribute to automated testing and Agile processes in a hybrid, UK-based role.

Qualifications

• Minimum 3 years of commercial React.js experience.
• Strong knowledge of JavaScript, TypeScript, HTML and CSS.
• Experience with Next.js or Blazor frameworks.
• Experience integrating and consuming APIs.
• Understanding of Azure cloud services.
• Experience with SQL databases.
• Knowledge of CI/CD and automated testing.
• Familiarity with API testing tools (Postman/Swagger).
• Agile methodologies (Scrum/Kanban).
• UX/UI principles and user-focused design.
• Excellent communication and collaborative approach.
• Curiosity with proactive problem-solving.

Responsibilities

• Build and maintain scalable web apps using React.js and TypeScript.
• Develop intuitive user interfaces and UX improvements.
• Work with React/Next.js and other frameworks.
• Integrate with APIs, databases and cloud services.
• Collaborate with backend developers for seamless functionality.
• Develop features for customer-facing and internal platforms.
• Ensure quality through automated and unit testing.
• Participate in Agile ceremonies and planning.
• Troubleshoot and debug application issues.
• Contribute to code reviews and technical discussions.
• Improve tools, processes, architecture and documentation.
• Turn business requirements into effective solutions with stakeholders.

Skills

React.js

JavaScript

TypeScript

HTML/CSS

Azure

SQL

CI/CD

Postman

Swagger

Agile

UX/UI

Communication

Collaboration

Problem-solving

Tools

Next.js

Blazor

Laravel

C#

Postman

Swagger

Job description

Salary: £50,000 - 60,000 per year

Requirements:

• Minimum 3 years of commercial experience with React.js
• Strong knowledge of JavaScript, TypeScript, HTML and CSS
• Experience with modern frameworks such as React.js, Next.js or Blazor
• Experience integrating and consuming third-party and internal APIs
• Understanding of Azure cloud services
• Experience working with SQL databases
• Knowledge of CI/CD pipelines and automated testing practices
• Experience using API testing tools such as Postman, Swagger or similar platforms
• Familiarity with Agile methodologies, including Scrum and Kanban
• Good understanding of UX/UI principles and best practices
• Ability to translate complex business requirements into intuitive, user-focused solutions
• Strong attention to detail, excellent communication skills and a collaborative approach
• Curiosity, eagerness to learn and a proactive problem-solving mindset
• Comfortable adapting to changing priorities
• Desirable: experience with Laravel, C#, Knockout.js, ServiceNow or a fast-paced SME environment

Responsibilities:

• Build and maintain high-quality, scalable web applications using React.js, JavaScript, TypeScript and modern web technologies
• Develop intuitive, engaging user interfaces and enhance user experiences
• Work with frameworks and libraries such as React and Next.js
• Integrate applications with APIs, databases and cloud-based services
• Collaborate with back-end developers to deliver seamless client-server functionality
• Develop features and enhancements for customer-facing and internal platforms
• Ensure software quality through automated, integration and unit testing
• Participate in Agile ceremonies, including daily stand-ups, sprint planning and retrospectives
• Troubleshoot, debug and resolve application issues
• Contribute to code reviews and technical discussions
• Improve development tools, processes, architecture and documentation
• Work with Business Analysts and stakeholders to turn requirements into effective solutions

Technologies:

• API
• Azure
• Blazor
• C#
• CI/CD
• Cloud
• CSS
• JavaScript
• Kanban
• Laravel
• Postman
• React
• SQL
• ServiceNow
• Swagger
• TypeScript
• Web
• UX UI Design
• Frontend

More:

We are seeking a Front End Software Engineer to join our growing organisation, where technology is central to business success. You will work in a high-performing, fast-moving environment alongside ambitious colleagues, with autonomy and opportunities to contribute to continuous improvement, technical decisions and the direction of front-end development. Our culture values curiosity, accountability, collaboration and open communication. All our roles are UK based.

• private medical insurance
• an enhanced pension scheme
• income protection
• life assurance
• flexible core hours
• hybrid working
• a modern collaborative office
• a dog-friendly workplace
• The role offers varied projects, ongoing learning and clear opportunities for professional growth.

last updated 40 week of 2026