Senior Front- End Developer

iDbase Software; Johannesburg; Hybrid; ZAR 300 000 - 400 000; Full time

Job summary

A leading software company is seeking an experienced Senior Front-End Developer to join their team in Johannesburg, Cape Town, or remotely. Ideal candidates are proficient in React.js and TypeScript with experience in micro-frontend architectures. The role emphasizes collaboration within an Agile environment and involves building high-performance web applications. Salary is negotiable, and the position is contract-based for 12 months, with possible renewal.

Qualifications

• 5+ years professional experience in front-end development.
• Expert proficiency in React.js and TypeScript.
• Hands-on experience with modern build tooling.
• Demonstrated experience with micro-frontend architectures.

Responsibilities

• Build and maintain high-performance front-end components.
• Architect and support micro-frontend solutions.
• Collaborate closely with cross-functional teams.
• Mentor junior developers and provide feedback.

Skills

React.js

TypeScript

Webpack

UI component frameworks

Micro-frontend architectures

Agile/Scrum

Education

Bachelor's degree in computer science

Tools

Redux Toolkit

Chakra UI

Material-UI

Job description

About the Role

We are looking for an experienced and highly skilled Senior Front-End Developer to join our innovative product team. You will work within a cross-functional Agile environment, designing, building, and optimizing enterprise-scale frontend applications.

This role places strong emphasis on modern web architecture, including micro-frontends, advanced tooling, performance optimisation, and exceptional user experience. It is ideal for a seasoned engineer who thrives in complex environments, champions best practices, and is passionate about building scalable, maintainable, and future‑ready web applications.

Key Responsibilities

Development & Architecture

• Build and maintain high-performance, reusable, and accessible front‑end components using React.js and TypeScript.
• Architect, implement, and support micro‑frontend solutions using frameworks such as single-spa and Webpack Module Federation.
• Develop UI features using modern component libraries including Material-UI (MUI), Chakra UI, or Headless UI, ensuring alignment with the design system.
• Contribute to and consume shared UI component libraries via internal npm packages within a polyrepo structure.

Tooling & Pipelines

• Configure and optimise build processes using Webpack or Vite.
• Establish and maintain a robust “build once, deploy anywhere” CI/CD pipeline across environments.
• Manage state effectively using Redux Toolkit, Zustand, React Query, or similar libraries.

Collaboration & Process

• Collaborate closely with backend engineers, UX/UI designers, QA, and product managers in an Agile/Scrum setup.
• Participate in code reviews and provide constructive feedback to support continuous improvement.
• Mentor junior developers and help elevate engineering standards across the team.
• Convert wireframes and prototypes into high-quality, production‑ready code.

Requirements & Qualifications

Must-Have Skills:

• 5+ years professional experience in front‑end development.
• Expert proficiency in React.js and TypeScript.
• Strong experience with major UI component frameworks (e.g., Material-UI, Ant Design).
• Hands‑on experience with Webpack and modern build tooling.
• Demonstrated experience with micro‑frontend architectures (single-spa, Module Federation, etc.).
• Familiarity with polyrepo structures and internal npm package management.
• Deep understanding of modularity, composability, and scalable software design principles.

Highly Desirable Skills:

• Experience with testing tools/frameworks: Jest, Vitest, React Testing Library, Cypress, etc.
• Proficiency in advanced state management patterns (Redux Toolkit, Zustand, Context API).
• Strong knowledge of performance optimisation, Core Web Vitals, and Lighthouse CI.
• Experience with SSR/SSG frameworks such as Next.js or Remix.
• Familiarity with GraphQL and related clients (Apollo, Urql).
• Understanding of WCAG accessibility standards and best practices.
• Basic backend knowledge and REST API consumption.

Education & Certifications

• Bachelor’s degree in computer science, Engineering, or relevant degrees, and certifications.

Additional Information

• Contract Duration: 12 Months (with possibility of renewal).
• Salary: Negotiable
• Location Options: Johannesburg / Cape Town / Remote

Must be located in South Africa or must have a valid working permit for South Africa – if you cannot work in South Africa, please do not apply.

For a more comprehensive list of opportunities that we have on offer, do visit our website and have a look at our careers page:

https://www.idbasesoftware.com/