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Senior Software Developer II

  • Johannesburg
  • Salary: Market Related
  • Job Type: Contract
  • Sectors: Banking IT
  • Reference: 180251

Apply before Jun 14 2026 | 60 Days left

Apply

Vacancy Details

Employer: Rosstone Professional Solutions

Responsibilities

  • Design, develop, and maintain robust front-end applications using React.js
  • Transform business requirements into clean, efficient, and reusable code
  • Build responsive, high-performance user interfaces
  • Integrate front-end solutions with RESTful APIs and backend services
  • Ensure code quality through reviews, testing, and best practices

Technical Leadership

  • Mentor and guide junior and intermediate developers
  • Contribute to architecture and design decisions
  • Champion best practices in performance, security, and maintainability
  • Participate in sprint planning, estimation, and technical discussions

Collaboration & Delivery

  • Work closely with product owners, designers, backend developers, and QA teams
  • Support Agile processes (Scrum / SAFe)
  • Troubleshoot and resolve production issues
  • Continuously improve development standards and tooling

Qualifications:

  • Degree or Diploma in Computer Science, Information Systems, or related field
    (or equivalent practical experience)

Experience:

  • 5+ years in software development
  • 3+ years hands-on experience with React
  • Experience working in Agile teams
  • Exposure to enterprise or large-scale systems (advantageous)

Technical Skills:

  • Strong expertise in React.js
  • Proficiency in JavaScript (ES6+), HTML5, CSS3
  • Experience with Redux / Context API
  • REST API integration experience
  • Familiarity with tools like Webpack or Vite
  • Version control (Git)
  • Responsive design & cross-browser compatibility

Nice to Have:

  • TypeScript, Next.js, or similar frameworks
  • Cloud platforms (Azure / AWS)
  • Testing frameworks (Jest, Cypress)
  • Experience in financial services or regulated environments

Key Competencies

  • Strong problem-solving and analytical thinking
  • Excellent communication and collaboration skills
  • Ownership mindset with attention to detail
  • Ability to thrive in a fast-paced, Agile environment

Apply

1 person has applied for this job. 127 people have viewed this job.

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© Careers24. All rights reserved.

About Careers24.com

  • Careers24 is a leading South African job portal that assists jobseekers from all sectors and experience levels to find and apply for vacancies from hundreds of South Africa’s leading companies. With over a million visitors a month, we are one of the most popular destinations to find employment online in South Africa.

    Our mission is to become the destination where every candidate can find an ideal job and where every company can find the perfect candidate. We are a proud member of the Media24 family and part of the Naspers group of companies.

Company

  • Work For Us

  • Advertise With Us

Quick Links

  • Recruiters Directory

  • Site Map

  • Site Terms and Privacy Policy

  • Widgets

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