Senior IT Developer

Golden Rule; Johannesburg; On-site; ZAR 600,000 - 900,000; Full time

Job summary

A prestigious financial service provider is seeking a Senior IT Developer (.NET) in Johannesburg. In this role, you'll craft high-performance backend solutions, mentor junior developers, and work with Blazor Server to enhance financial services. Candidates should have over 7 years of IT experience and a B-degree in Computer Science. Join a dynamic tech team where innovation is valued, and make a significant impact in the financial sector.

Qualifications

• 7+ years of working experience in the IT field.
• Over 3 years experience with C#, Visual Studio, .NET, and Blazor Server.
• Experience in the financial service industry is advantageous.

Responsibilities

• Design, implement, and manage scalable software solutions.
• Develop and maintain SQL Server databases.
• Lead and mentor junior developers.

Skills

Backend development

Database management

Problem-solving skills

Blazor Server

Agile methodologies

Education

B-degree in Computer Science or related technical field

Tools

C#

Visual Studio

.NET technology stack

Job description

The Role

An exciting opportunity awaits at a prestigious financial service provider for a Senior IT Developer (.NET).

Are you passionate about crafting high-performance backend solutions and mentoring the next generation of developers? Join our dynamic tech team as a Senior IT Developer, where innovation meets impact.

Key Responsibilities :

• Design, implement, and manage scalable software solutions
• Develop and maintain SQL Server databases with a strong emphasis on reliability
• Build interactive components using Blazor Server architecture
• Conduct unit testing and ensure optimal system performance
• Collaborate across multidisciplinary teams to enhance and maintain existing systems
• Lead and mentor junior developers, upholding high standards in code quality

What we're looking for :

• Proven expertise in backend development and database management
• Deep understanding of Blazor Server and SQL Server
• Strong problem-solving skills and attention to detail
• Experience in agile environments and cross-functional collaboration
• Leadership capabilities and a commitment to continuous improvement

Why Join Us? This is more than just a coding role—it's your chance to shape critical backend services that drive growth in the financial services sector. You’ll be working at the heart of a team that values innovation, ownership, and continuous learning.

Skills and Experience

Experience :

• 7+ years of working experience in the IT field (non-negotiable)
• Over 3 years of experience working with C#, Visual Studio, .NET, and Blazor Server (non-negotiable)
• Over 3 years of experience with Bootstrap and the .NET technology stack, including Web API, MVC, .NET 4.5, .NET Core, EF Core, and WCF (non-negotiable)
• Experience working in the financial service industry (advantageous)

Qualifications :

• B-degree in Computer Science or related technical field

Responsibilities :

• Researching, designing, implementing, and managing software programs and services
• Creating and maintaining SQL Server database tables, functions, and stored procedures
• Implementing unit testing for new software modules or services
• Maintaining and upgrading existing systems
• Collaborating with other developers and business teams
• Developing Blazor Server components