Front End Developer - React, Next.js, Javascript

Solirius Limited
2 days ago

Role details

Contract type
Permanent contract
Employment type
Full-time (> 32 hours)
Working hours
Regular working hours
Languages
English
Compensation
£ 88K

Job location

Remote

Tech stack

JavaScript
API
Amazon Web Services (AWS)
Application Performance Management
Azure
Cloud Computing
Code Review
Github
Performance Tuning
Scrum
Next.js
TypeScript
Web Content Accessibility Guidelines
Web Applications
Web Usability
Network Routers
React
Cypress
Gitlab
GIT
Material Design
Integration Tests
Playwright
Front End Software Development
React Testing Library
REST
Es2015
Software Version Control
Jenkins
Microservices

Job description

We are looking for an experienced Front End Engineer on an Outside IR35 contract basis to deliver user-centric digital services for our public sector clients. This is a fully remote role focused on building accessible, performant web applications aligned with GDS standards. You will work within multidisciplinary agile teams to produce production-quality front-end solutions that make a real difference to public services., * Develop and maintain front-end applications using React and Next.js

  • Build accessible, responsive interfaces compliant with WCAG 2.2 AA and GDS Design System
  • Collaborate with designers, product owners, and back-end engineers in Agile delivery teams
  • Write clean, testable JavaScript/TypeScript with comprehensive unit and integration tests
  • Implement server-side rendering (SSR) and static site generation (SSG) using Next.js
  • Contribute to technical decision-making and code reviews
  • Ensure services meet GDS Service Standard and pass assessments
  • Optimise application performance and Core Web Vitals

Requirements

  • Strong proficiency in React (hooks, context, state management)
  • Production experience with Next.js (App Router, SSR, SSG, API routes)
  • Advanced JavaScript (ES6+) and ideally TypeScript
  • Public sector / government digital delivery experience (e.g., GDS, NHS Digital, HMRC, DWP, MOJ, Home Office)
  • Understanding of GOV.UK Design System and accessible front-end development (WCAG 2.2 AA)
  • Experience working in Agile/Scrum teams within government delivery frameworks
  • Testing: Jest, React Testing Library, Cypress or Playwright
  • Version control with Git (GitHub/GitLab)
  • RESTful API integration and understanding of microservices architecture

Desirable Skills

  • TypeScript (advanced)
  • GOV.UK Prototype Kit
  • GDS Frontend (govuk-frontend)
  • Design systems and component library development
  • CI/CD pipelines (GitHub Actions, Jenkins, Azure DevOps)
  • Cloud platforms (AWS, Azure)
  • Performance optimisation and monitoring
  • Accessibility auditing tools (axe, WAVE, PA11Y)

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