Senior Web Developer
Johannesburg - South Africa
Job Summary
Senior Web Developer (Hybrid)
Build Modern Scalable Web Applications That Make an Impact
Boardroom Appointments is recruiting on behalf of an innovative technology organisation seeking an experienced Senior Web Developer to join a high-performing software engineering team.
This is a hands-on development role for a passionate senior developer who thrives on building modern secure and scalable web applications. Youll play a key role in shaping frontend architecture solving complex technical challenges mentoring fellow developers and delivering exceptional user experiences using the latest technologies.
Working within an Agile environment youll collaborate with Product Owners UX/UI Designers QA Engineers Backend Developers and DevOps teams to deliver high-quality digital products that are secure maintainable and built for scale.
Key Responsibilities
- Design develop and maintain modern web applications using React TypeScript and the TanStack ecosystem.
- Build reusable responsive and accessible user interface components.
- Design scalable frontend architecture while promoting clean maintainable and high-quality code.
- Integrate RESTful APIs and third-party services.
- Optimise application performance accessibility and overall user experience.
- Conduct code reviews and provide technical mentorship to junior and intermediate developers.
- Collaborate with cross-functional teams throughout the software development lifecycle.
- Troubleshoot and resolve complex technical challenges.
- Contribute to solution design technical planning estimations and continuous improvement initiatives.
- Champion engineering best practices coding standards and secure development principles.
Minimum Requirements
- Minimum 6 years experience in frontend web development.
- Expert knowledge of React TypeScript and modern JavaScript (ES6).
- Strong experience working with the TanStack ecosystem including:
- TanStack Router
- TanStack Query
- TanStack Table
- TanStack Virtual (advantageous)
- Experience building responsive cross-browser compatible web applications.
- Strong understanding of component-based architecture and reusable design systems.
- Experience integrating RESTful APIs.
- Experience implementing authentication using JWT and OAuth.
- Experience with state management solutions such as TanStack Query Zustand or Redux Toolkit.
- Strong knowledge of HTML5 CSS3 Tailwind CSS CSS Modules or SCSS.
- Experience improving application performance and implementing accessibility best practices.
- Technical Skills
Candidates should demonstrate experience with:
- React
- TypeScript
- JavaScript (ES6)
- HTML5 & CSS3
- Tailwind CSS / SCSS / CSS Modules
- RESTful APIs
- Git
- GitHub GitLab or Azure DevOps
- Agile / Scrum methodologies
- CI/CD pipelines
- Clean code principles
- Modern frontend architecture
- A solid understanding of frontend security principles is essential including:
- Cross-Site Scripting (XSS) prevention
- Cross-Site Request Forgery (CSRF) protection
- Content Security Policy (CSP)
- Secure token handling
- Clickjacking protection
- Dependency security
- Secure authentication and authorisation practices
Advantageous Experience:
Experience with any of the following will be highly beneficial:
- GraphQL
- Storybook
- Design Systems
- Playwright
- Cypress
- Jest
- Docker
- Azure or AWS
- Micro-frontend architecture
- Frontend telemetry monitoring and logging tools such as Sentry Datadog OpenTelemetry Application Insights or New Relic.
What Were Looking For:
The successful candidate will be:
- A hands-on senior developer with a passion for coding.
- A technical leader who enjoys mentoring and supporting others.
- A collaborative team player who communicates effectively across multidisciplinary teams.
- A proactive problem-solver with strong analytical thinking.
- Comfortable working independently while driving technical initiatives.
- Passionate about delivering high-quality secure and scalable software solutions.
- Detail-oriented with a commitment to engineering excellence.
Why Apply
This is an exciting opportunity to work with modern technologies on innovative products while influencing technical direction and contributing to the delivery of scalable high-performance web applications. Youll join a collaborative engineering environment where your expertise will be valued your ideas will be heard and youll have the opportunity to mentor others while remaining actively involved in software development.
If youre passionate about building exceptional web applications and enjoy solving complex technical challenges wed love to hear from you.
Should you not be contacted within 2 weeks please consider your application as unsuccessful.