Web Developer
full-time
Description
Responsibilities / Key Tasks:
Maintain and enhance existing functionality and develop new components to meet evolving business needs.
Collaborate with business analysts and cross-functional teams to translate requirements into solutions.
Refactor, optimise and improve codebases for performance, scalability and maintainability.
Conduct testing, including unit and integration testing, to ensure functional correctness.
Produce and maintain technical documentation.
Perform root cause analysis (RCA) on defects and production issues.
Participate in build, packaging and deployment processes across environments.
Contribute to continuous improvement of development standards and practices; senior candidates may mentor junior developers.
Closing date: 17th of October 2026
Vacancy open to people with disabilities.
Permanent Hybrid working position in Cape Town and Pretoria.
Requirements
Minimum Requirements
Relevant tertiary qualification in Information Technology, Computer Science, Engineering, or a related field or Matric with 5+ years of hands-on development experience within a custom software development environment, with multiple production releases per year.
Solid proficiency in .NET C#, with proven expertise in developing enterprise-grade web applications. (VB an advantage)
A minimum of 5 years' experience as a Developer in a multi-tiered .NET application environment and at least 5+ years of experience as a Front-End Developer using relevant technology stack.
Solid experience with modern web technologies, including Angular JavaScript/TypeScript, ASP.NET, HTML5, and React.
Understanding to advanced Knowledge of RESTful frameworks, with experience working with JSON and XML-based data exchange.
Working knowledge of web application security principles (OWASP), including common vulnerabilities and best-practice prevention techniques.
Strong collaborative skills, with the ability to work within cross-functional teams and translate use cases or user stories into intuitive user interfaces.
Comprehensive understanding of SDLC methodologies, including Agile and Waterfall, along with associated tools, processes, and best practices.
Experience with the Following Technologies
Angular (Version 6 and above) with strong proficiency in building scalable, component-based front-end applications.
Knowledge of ASP.NET and C# .NET, including deep understanding of JavaScript, CSS, XML, TypeScript and HTML.
Practical experience working with Microsoft Internet Information Services (IIS), preferably IIS 7 and later.
Demonstrated integration experience using SOAP and RESTful web services.
Solid understanding of XML and JSON message structures, including namespace management, schema utilisation, and structured data handling.
Experience with SQL and relational database development, specifically Microsoft SQL Server (2008 and later) and Azure SQL.
Proficient in API testing and validation using SoapUI and Postman.
Candidates must have prior experience using source control/version control software, such as Microsoft Visual SourceSafe, Git, Azure DevOps Repos, or other industry-standard tools.
Hands-on experience with Microsoft development toolsets, including:
Visual Studio
IIS 7+
SQL Server Management Studio (SSMS 2012+)
SOAP/REST service development and debugging tools
Azure Cloud Experience (Advantageous): Experience or exposure to the following Microsoft Azure services will be highly beneficial:
Azure Cloud Platform
Azure SQL Database
Azure Storage Accounts
Azure Functions
Azure Queue Storage
Azure App Services
Azure DevOps (Pipelines, Repos, Boards)
Azure Cognitive Services
Technical Expertise (Detail)
Advanced Programming
Demonstrates solid proficiency in .NET Core and C# development, with good understanding of object-oriented programming principles, multithreading, memory management, and techniques for achieving optimal application performance.
.NET Framework Expertise
Solid experience working with the .NET Core framework, including designing, deploying, and operating applications within Azure-native environments.
RESTful Web Services
Proven track record in designing, developing, and consuming RESTful APIs, adhering to REST principles and ensuring endpoint scalability, security, and high performance.
Azure Cloud Proficiency
Demonstrated working knowledge of multiple Azure cloud implementations completed within the last three years.
Security Standards & Vulnerabilities
Solid experience identifying and resolving web-based security vulnerabilities, with solid knowledge of the OWASP Top Ten and hands-on collaboration with cybersecurity teams.
Project Experience
Proven experience delivering enterprise-scale web applications with substantial active user bases, including solutions involving user registration, secure access control, role management, transactional processing, and integrated payment mechanisms.
Industry Experience
Experience in financial services and tax-related systems, with exposure to environments such as eFiling considered an advantage.
DevOps
Working knowledge of Azure DevOps processes, including pipeline configuration, release management, and cloud-based development workflows.
Production Diagnostics
Skilled in diagnosing and resolving production issues related to application performance and transactional failures. Able to operate effectively under pressure by rapidly reviewing activity logs and application logs to drive issues to meaningful resolution.
Functional Correctness
Provides guidance to development teams on best-practice implementation approaches that align with established architectural patterns and functional standards.
Personal Profile
Self-starter and highly self-motivated, with a strong sense of ownership and the ability to drive tasks and initiatives to completion.
Resilient and emotionally mature, able to receive feedback constructively and not easily offended, maintaining professionalism in all interactions.
Calm and composed under pressure, with the ability to work effectively in high-stress environments while delivering consistent results.
Strong team player, with experience collaborating across cross-functional teams; prior experience in leading or mentoring development teams is advantageous.
Excellent written and verbal communication skills, with strong interpersonal abilities suited to both technical and non-technical stakeholders.
High attention to detail, with a strong commitment to producing clean, maintainable, and high-quality code.
Proven ability to conduct root cause analysis in complex, integrated environments, especially under severe operational pressures.
Strong analytical and problem-solving skills, with the ability to multitask and manage multiple priorities simultaneously.
Lifelong learner, committed to ongoing professional development and staying current with evolving technologies and best practices.