Java Developer

Job Mail • Bachelor's Degree • Java • SQL • C# • 4 hours ago
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Salary
≈ $31k – $70k per year (Estimated)
Location
In office (Stellenbosch)
Seniority
Senior · 5+ years exp
Employment
Part-Time
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Job Mail

Job Mail is a South African online job board offering a large selection of vacancies across the country and some positions abroad. Job seekers can search and apply for jobs online, upload a CV and receive job alerts, while employers and recruitment agencies can advertise positions to a broad national audience. The brand is one of the longer-established names in South African job advertising and is operated from South Africa.
jobmail.co.za • HQ: Pretoria, South Africa • Job Boards & Aggregators

We are looking for an experienced Back-End Developer to design, build, and maintain reliable back-end solutions using Java technologies. This role focuses on developing secure, scalable systems and APIs that support high-performing applications.

Key responsibilities

  • Design, develop, and maintain back-end systems using Java and .NET

  • Build and optimise scalable APIs for front-end integration

  • Apply security best practices to protect applications and data

  • Improve application performance and database efficiency

  • Collaborate with front-end teams and key stakeholders

  • Troubleshoot, debug, and enhance existing systems

Requirements

  • Bachelor’s degree in Computer Science, Software Engineering, or a related field

  • 5+ years’ back-end development experience using Java

  • Strong database experience (SQL, PostgreSQL, or MongoDB)

  • Experience with microservices and containerisation (Docker, Kubernetes)

  • Familiarity with DevOps tools and CI/CD pipelines

  • Cloud exposure (AWS or Azure) is advantageous

  • Strong analytical and problem-solving skills

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