Johannesburg: Senior Front-End Software Developer JHB posted by Datafin

October 21, 2025 Jobs in Central Johannesburg

Job Description

Senior Front-End Software Developer – JHBIT – Software Development
Johannesburg – Gauteng – South Africa

ENVIRONMENT:

Our client, an AgriTech start-up with offices in Johannesburg, is seeking a Senior Front-End Developer to help build a high-quality SaaS platform for the agricultural sector. They are looking for a pragmatic, solution-oriented developer who thrives on creating tangible value through software. This role focuses on designing, implementing, and maintaining user-facing elements of robust web applications, developing scalable, high-quality code, and ensuring an exceptional user experience. Strong experience in Angular, technical leadership, architecture, and managing large codebases will be highly valued, alongside a passion for problem-solving and collaborating across cross-functional teams.

DUTIES:

Design, develop, and maintain the core Angular web application using TypeScript and Tailwind CSS.
Collaborate closely with UI/UX designers to translate product requirements and mock-ups into functional, pixel-perfect technical solutions.
Ensure the performance, scalability, and maintainability of the front-end application across all devices and browsers.
Consume and integrate with the GraphQL API for all network communication.
Write maintainable, production-ready code while adhering to software development best practices, including thorough testing and security.
Contribute to the development of the Electron desktop application.
Conduct deep-dive R&D and architect front-end solutions to complex user-facing problems.
Support the continuous improvement of development practices and the technology stack, particularly regarding UI/UX and front-end architecture.
Participate in a culture of knowledge sharing through workshops and discussions, providing input on implementation details and product direction.

REQUIREMENTS:

Education:

Preferably a degree in Computer Science, Mathematics, Engineering, or Information Systems.

Knowledge, Skills & Experience:

They require that you have a passion for working in/learning the below, and proficiency is beneficial.

Relevant Experience: 5+ years of professional experience in front-end web development.

Required Proficiency/Passion:

Strong proficiency in Angular or similar web frameworks, including relevant core principles such as Components, Services, and RxJS.
Expertise in TypeScript, HTML5, and modern CSS (experience with Tailwind CSS is a plus).
Experience consuming GraphQL APIs for data fetching.
Experience with Git/GitHub for source control and CI/CD pipelines.
Experience with Agile development methodologies.

Beneficial Experience:

Experience contributing to or building Electron desktop applications.
Contributions to open-source projects or participation in relevant front-end communities.

ATTRIBUTES: