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  • Posted: May 6, 2026
    Deadline: Not specified
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  • IQbusiness is the largest independent management consulting firm in South Africa. Since 1998, we have helped our clients solve their problems by providing innovative, fast and cost-effective solutions. Our methods and frameworks, drawn from our 20 years of international and local experience, allow us to deliver client value early and continuously
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    Senior MERN Stack Developer

    Job Description

    • iqx the Technology Division of iqbusiness is seeking an experienced Senior MERN Stack Software Developer to join our team on a 12-month contract. The ideal candidate will have strong expertise in MongoDB, Express.js, React.js, and Node.js, with a proven track record of building scalable, high-performance web applications. This is a fully onsite role based in Sandton.

    Key Responsibilities

    • Design, develop, and maintain full-stack web applications using the MERN stack
    • Build robust RESTful APIs and microservices using Node.js and Express.js
    • Develop responsive, user-friendly front-end interfaces using React.js
    • Work with MongoDB to design schemas, optimize queries, and manage data effectively
    • Collaborate with cross-functional teams including product owners, designers, and QA
    • Write clean, maintainable, and well-documented code
    • Participate in code reviews and mentor junior developers
    • Troubleshoot, debug, and enhance application performance
    • Ensure application security, scalability, and reliability

    Required Skills & Experience

    • 7+ years of software development experience
    • Strong proficiency in:
    • MongoDB
    • Express.js
    • React.js
    • Node.js
    • Solid understanding of JavaScript (ES6+) and TypeScript (advantageous)
    • Experience with RESTful API development and integration
    • Familiarity with version control tools such as Git
    • Experience with modern front-end build tools and frameworks
    • Strong problem-solving and analytical skills

    Check how your CV aligns with this job

    Method of Application

    Interested and qualified? Go to IQbusiness on iqbusinesscareers.simplify.hr to apply

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