Tech Lead: Javascript Developer

Johannesburg, South Africa | Posted on 01/10/2026

This is a hands-on technical leadership role for an experienced full-stack engineer who can work confidently across Angular, Java, cloud-native technologies, APIs and microservices , while contributing to architecture, engineering standards and technical direction.

The ideal candidate will bring 8+ years of professional development experience , preferably within financial services, investment platforms or another regulated enterprise environment .

• Design, develop and maintain high-quality Java and Angular applications across front-end and back-end layers.
• Build scalable, modular and maintainable enterprise solutions.
• Develop and integrate APIs, services and application components .
• Apply appropriate architecture and design patterns.
• Ensure solutions meet performance, security, resilience and scalability requirements.

• Provide hands-on technical leadership across development initiatives.
• Contribute to solution architecture and technical design decisions .
• Produce and maintain technical design and architecture documentation.
• Interpret and apply UML models and technical design artefacts .
• Promote development standards, engineering best practices and coding guidelines.
• Influence the long-term evolution of application platforms and technology solutions.

• Work with AWS and cloud-native technologies .
• Design and develop microservices and distributed applications .
• Work with Docker, CI/CD and Dev Ops practices .
• Develop and integrate RESTful APIs and web services .
• Work with synchronous and asynchronous integration and messaging patterns.
• Define and implement effective unit and integration testing strategies .
• Apply strong coding practices focused on quality, maintainability and testability .
• Troubleshoot complex technical issues and production defects.
• Use automation and testing practices to improve solution stability.
• Incorporate operational feedback and user insights into continuous improvement.
• Analyse application behaviour, platform metrics and technology trends.
• Identify opportunities to improve performance, scalability and reliability .
• Evaluate emerging technologies and development practices.
• Propose innovative technical solutions aligned to business and customer requirements.
• Work closely with technical and business stakeholders.
• Clearly communicate technical options, risks, constraints and trade-offs .
• Collaborate across development, architecture, infrastructure and other technology teams.
• Coach and mentor developers and contribute to the growth of the engineering team.
• Support production environments and resolve complex defects.
• Identify technical and delivery risks proactively.
• Apply secure development principles and application security controls .
• Ensure compliance with relevant technology standards and operational controls.
• Contribute to technology roadmaps and broader IT strategy.

• Bachelor’s or Master’s degree in Computer Science, Information Systems or a related discipline, or equivalent practical experience.
• Strong experience delivering enterprise-grade applications across front-end and back-end environments.
• Proven experience with Angular and Java/Spring Boot.
• Experience with microservices, APIs and modern integration architectures.
• Strong exposure to AWS and cloud-native development.
• Experience with in financial services, investment platforms or another regulated enterprise environment is highly advantageous.