Frontend Engineer: Payments Platform & Design Systems

Icon Solutions Ltd; Greater London; On-site; GBP 70,000 - 100,000; Full time

Job summary

Icon Solutions Ltd. is seeking an experienced Frontend Software Engineer to build new product modules and enhance the UI dashboarding toolkit used internally and by clients.

The role requires strong TypeScript, web standards, and familiarity with modern API principles and security practices. You will contribute to architecture, dashboards, and a design system while collaborating across product teams.

Qualifications

• Experienced frontend or full-stack Engineer with strong TypeScript and web standards.
• Knowledge of 12 UX laws and when one outweighs another.
• Strong understanding of OWASP Top 10, API Security Top 10 and ASVS.

Responsibilities

• Run discovery with BAs and PMs, capture personas, user stories and stack-neutral requirements.
• Design and build high-fidelity prototypes on realistic data.
• Found and evolve a multiple design system with WCAG AA accessibility and Storybook.
• Make and justify design decisions using established UX principles.
• Deliver production quality code.
• Work test-first using TDD and BDD.
• Design, review and secure the APIs these tools depend on with granular authorization and scoping.
• Contribute to architecture, design decisions and technical discussions.
• Support cutting edge agentic UX design beyond web interfaces.
• Collaborate with backend using Spring framework and related technologies.
• Push to a node repository.
• Handle asynchronous requests and partial page updates.
• Provisioning in Ansible for automation environments.
• Experience with real-time messaging systems.
• DevOps experience in highly transactional software environments.
• Knowledge of Docker and Kubernetes.
• Unix system administration and scripting.
• Knowledge of MongoDB for document-based data stories.

Skills

TypeScript

Web standards

REST APIs

OAuth

JWT

Kubernetes

Docker

Spring Boot

Node.js

CI/CD

TDD

BDD

Agile

Jira

Confluence

Storybook

WCAG

Security

Tools

Git

Ansible

MongoDB

Jira

Confluence

Storybook

Job description

Icon Solutions Ltd. is seeking an experienced Frontend Software Engineer to build new product modules and enhance the UI dashboarding toolkit used internally and by clients.

The role requires strong TypeScript, web standards, and familiarity with modern API principles and security practices. You will contribute to architecture, dashboards, and a design system while collaborating across product teams.