Frontend Developer

Anson McCade; Greater London; On-site; GBP 50,000 - 70,000; Full time

Benefits offered by this job

Career development opportunities

Collaborative work environment

Purpose-driven projects

Job summary

A leading technology firm is seeking engineers for a hands-on role in London, focusing on developing secure, modern web applications. You will work in a collaborative DevOps team, building responsive user interfaces and integrating backend APIs in cloud-native environments. Candidates should have a solid understanding of web standards, experience with bundlers like Webpack, and familiarity with testing frameworks. This role offers career development opportunities in a purpose-driven environment aimed at supporting law enforcement and government agencies.

Qualifications

• Solid understanding of DOM, CSS and accessibility standards.
• Experience with bundlers such as Webpack or Rollup.
• Familiarity with testing frameworks such as Jest.

Responsibilities

• Build responsive, accessible and secure user interfaces.
• Collaborate closely with UX designers, backend engineers and end users.
• Integrate with backend APIs in cloud-native environments.
• Contribute to testing, performance optimisation and secure coding best practice.
• Play an active role across the software delivery lifecycle.

Skills

Understanding of DOM

CSS knowledge

Accessibility standards

Experience with Webpack

Familiarity with Jest

Understanding of secure coding

Agile delivery

Tools

TypeScript

Cypress

Playwright

Job description

An opportunity to join a high-performing engineering team within the National Security space, based in London.

The work directly supports law enforcement and government agencies tackling organised crime, online exploitation and child protection. The systems built here are used to help protect vulnerable people and support critical investigations.

This is meaningful engineering in complex, high-impact environments.

The Role

You’ll be part of an empowered DevOps team developing secure, modern web applications that support mission-critical capabilities.

You will:

• Build responsive, accessible and secure user interfaces
• Collaborate closely with UX designers, backend engineers and end users
• Integrate with backend APIs in cloud-native environments
• Contribute to testing, performance optimisation and secure coding best practice
• Play an active role across the software delivery lifecycle

This is a hands-on role suited to engineers who enjoy solving complex problems and building reliable systems that need to perform under pressure.

What They’re Looking For

• Solid understanding of DOM, CSS and accessibility standards
• Experience with bundlers such as Webpack or Rollup
• Familiarity with testing frameworks such as Jest
• Understanding of secure coding and Agile delivery

Desirable: TypeScript, Cypress/Playwright, backend API integration.

Why Apply?

• Purpose-driven work with real-world impact
• Collaborative, autonomous DevOps teams
• Strong career development within a large digital and cyber practice