ENVIRONMENT: Our client is a world-leading CPaaS provider, revolutionizing business messaging to create more human connections. With head offices in Cape Town, they have experienced remarkable growth over the past year and are now looking for top-tier developers to support their global expansion. They are seeking a talented software engineer to design, optimize, and maintain software services capable of processing thousands of transactions per second. Stability and speed are essential to their operations, and this role places you at the forefront of enhancing and implementing innovative features. Utilizing advanced technology on high-performance hardware, you will play a key role in expanding their impact across international markets. DUTIES: Designing and implementing systems. Optimising systems for high throughput. Writing both functional and technical specifications. Managing version control. Managing the build server. Writing and maintaining unit tests. REQUIREMENTS: 3 years of experience (looking for junior, intermediate and seniors) Degree in computer science Essential (preferred honours/strong bachelors) Proficiency in C# with a solid grasp of the .NET stack. Familiarity with TSQL. Experience working in multi-threaded environments. Sound understanding of networking protocols, such as TCP/IP and HTTP. While we would really like to respond to every application, should you not be contacted for this position within 10 working days please consider your application unsuccessful. COMMENTS: When applying for jobs, ensure that you have the minimum job requirements. Only SA Citizens will be considered for this role. If you are not in the mentioned location of any of the jobs, please note your relocation plans in all applications for jobs and correspondence. Apply here https://www.datafin.com/job/c-developer-onsite/ OR e-mail a Word copy of your CV to wendydatafin.com and mention the reference number of the job.