Frontend Engineer

OPUS IT Services Pte Ltd; Singapore; On-site; SGD 70,000 - 110,000; Full time

Job summary

OPUS IT Services Pte Ltd is seeking an experienced frontend engineer to build, refine, and maintain responsive web interfaces. The role emphasizes modern frontend architectures, reusable components, and WCAG-compliant accessibility.

You will collaborate with product teams to translate user needs into robust UI solutions and ensure secure development practices within cloud deployments. Applicants should have 3+ years in frontend development, strong HTML/CSS/Java skills, and hands-on experience

Qualifications

• Degree or Diploma in Computer Science, Computer or Electronics Engineering, Information Technology, or related disciplines.
• At least 3 years in frontend development and engineering experience
• Strong hands-on development with HTML, CSS and Java
• Strong experience with Vue.js / Vue Framework (and any other design frameworks such as React and Angular)
• Good understanding of modern frontend architecture, reusable components and responsive web development
• Experience translating UI/UX designs into intuitive, responsive and accessible user interfaces; familiarity with WCAG

Responsibilities

• Collaborate with Project/Product teams to refine user stories and translate them into technical requirements
• Design, develop, and maintain responsive and accessible web components that deliver excellent user experiences.
• Implement and enforce frontend best practices, including component reusability, performance optimization, and accessibility.
• Ensure frontend security best practices, including protection against XSS, CSRF, and other vulnerabilities. This includes integrating static code analysis and application security testing tools (e.g., SonarQube, Fortify on Demand) into the development workflow, as well as supporting broader security assessments such as web vulnerability scans, penetration tests, and cloud infrastructure penetration tests.
• Document technical decisions, architectural patterns, and frontend best practices.

Skills

HTML

CSS

Java

Vue.js

React

Angular

UI/UX practices

WCAG

CI/CD pipelines

AWS

Storybook

Security testing

Education

Degree in Computer Science / IT

Diploma in IT / Electronics

Tools

Storybook

SonarQube

Fortify on Demand

CI/CD Tools

AWS Cloud

Job description

Working location: East/Central

Key Responsibilities

• 1. Design Platform Operations
  • a. Collaborate with Project/Product teams to refine user stories and translate them into technical requirements
  • b. Design, develop, and maintain responsive and accessible web components that deliver excellent user experiences.
  • c. Implement and enforce frontend best practices, including component reusability, performance optimization, and accessibility.
  • d. Ensure frontend security best practices, including protection against XSS, CSRF, and other vulnerabilities. This includes integrating static code analysis and application security testing tools (e.g., SonarQube, Fortify on Demand) into the development workflow, as well as supporting broader security assessments such as web vulnerability scans, penetration tests, and cloud infrastructure penetration tests.
  • e. Document technical decisions, architectural patterns, and frontend best practices.

Required Skills & Experience

• 1. Core Technical Skills:
  • a. Degree or Diploma in Computer Science, Computer or Electronics Engineering, Information Technology, or related disciplines.
  • b. At least 3 years in frontend development and engineering experience
  • c. Strong hands‑on development with HTML, CSS and Java
  • d. Strong experience with Vue.js / Vue Framework (and any other design frameworks such as React and Angular)
  • e. Good understanding of modern frontend architecture, reusable components and responsive web development
  • f. Experience translating UI/UX designs into intuitive, responsive and accessible user interfaces; familiarity with UI/UX best practices and familiarity with Web Content Accessibility Guidelines (WCAG)
  • g. Strong software engineering fundamentals, including code quality, testing, maintainability and performance
  • h. Adherence to software craftsmanship principles, ensuring clean, maintainable, and efficient code.
  • i. Experience implementing and/or managing CI/CD pipelines and frontend build/deployment processes
  • j. Experience developing, deploying or operating web applications on cloud platforms (e.g. AWS).
  • k. Experience using Storybook for UI component development and documentation.
  • l. Preferred proven experience in supporting / completion of government sector systems
  • m. Preferred familiarity with Government Instruction Manual 8 (IM8) policies and Digital Service Standards (DSS)
• 2. Soft Skills:
  • a. Security-focused mindset with remediation experience
  • b. Independent worker with strong self-help and research skills
  • c. Strong analytical and problem-solving skills