Johannesburg: Senior C#/NodeJS Engineer posted by Hire Resolve

March 12, 2026 Jobs in Central Johannesburg

Hire Resolve

Gauteng

Other IT/Computer

Job Description

About the Role

Hire Resolve’s client is seeking a highly skilled and experienced Senior C#/Node.js Engineer to join their dynamic team. As a Senior Engineer, you will be a technical leader, responsible for driving the design, development, and optimization of our critical systems. You will leverage your deep expertise in both C# and Node.js to build high-performance, scalable solutions, while also mentoring and guiding the team towards technical excellence. This role offers the opportunity to make a significant impact on our technology strategy and product roadmap.

Key Responsibilities

Technical Leadership & Solution Architecture: Evaluate and select appropriate technologies and architectural patterns to meet project requirements. Lead system design initiatives, setting the technical direction for the development team.
Full-Stack Development Expertise: Utilize expert-level proficiency in both C# (.NET framework/Core) and Node.js (with relevant frameworks like Express.js, NestJS, etc.) to develop robust and scalable backend and potentially frontend components.
High-Performance Code & Optimization: Write clean, efficient, and high-performance code. Proactively identify and implement system design optimizations to ensure scalability and maintainability.
Best Practices & Code Quality: Define and enforce coding standards, best practices, and architectural guidelines. Conduct code reviews to ensure high code quality and consistency across the team.
Issue Anticipation & Strategic Solutions: Anticipate potential technical challenges and proactively develop mitigation strategies and strategic solutions.
Testing & CI/CD: Define comprehensive testing strategies (unit, integration, end-to-end). Design and integrate CI/CD pipelines to automate build, test, and deployment processes.
Mentorship & Collaboration: Mentor and coach junior and mid-level engineers, fostering their technical growth. Lead technical discussions, promote knowledge sharing, and facilitate effective cross-team collaboration.
Project Execution & Influence: Drive project execution, ensuring timely delivery of high-quality solutions. Influence product roadmap decisions based on technical feasibility and strategic alignment.
Technical Liaison: Act as a key technical point of contact for leadership, product managers, and potentially customers, effectively communicating technical concepts to non-technical stakeholders.
Security & Compliance: Define and implement security best practices and strategies. Ensure compliance with relevant industry standards and regulations.
DevOps & Infrastructure: Define and implement DevOps strategies. Automate deployment processes and contribute to the management and optimization of our infrastructure.
Team Coaching & Culture: Coach the entire engineering team on technical matters, influencing and shaping a positive and high-performing technical culture.
Innovation & Process Improvement: Drive innovation by evaluating new technologies and methodologies. Continuously identify and implement improvements to our engineering processes.

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Requirements

Bachelor’s degree in Computer Science, Software Engineering, or a related field (or equivalent practical experience).
Extensive experience (typically 8+ years) in software development with a strong focus on backend technologies.
Deep expertise in C# and the .NET framework/Core ecosystem.
Significant experience with Node.js and associated frameworks.
Proven experience in designing and implementing scalable and high-performance systems.
Solid understanding of database technologies (e.g., SQL, NoSQL) and their integration.
Experience with cloud platforms (e.g., AWS, Azure, GCP) and their services.
Strong understanding of software development principles, design patterns, and architectural styles.
Experience with containerization technologies (e.g., Docker, Kubernetes).
Familiarity with CI/CD pipelines and automation tools.
Excellent problem-solving, analytical, and debugging skills.
Strong communication, collaboration, and interpersonal skills.
Proven ability to mentor and guide other engineers.
Experience leading technical discussions and driving consensus.

Qualifications

None mentioned.

Salary & Benefits

Competitive salary based on experience.

How to Apply

Click the green “Go Apply” button below to apply directly online with the employer.

About Other IT/Computer Jobs in Gauteng

The IT and computer industry is one of the most dynamic and growing sectors in Gauteng, with a thriving job market that offers a wide range of opportunities for career advancement.

In terms of salary ranges, IT professionals in Gauteng can expect to earn anywhere from R800 000 per annum for junior positions to over R2 million for senior executives. The average salary for software engineers is around R1.5 million, while data analysts can earn between R900 000 and R1.2 million. With experience and skills, IT professionals in Gauteng can expect significant salary increases, with some roles offering bonuses and benefits that can increase their overall remuneration.

To succeed in the IT industry in Gauteng, candidates need to possess a range of key skills, including programming languages such as Java, Python, and C++, as well as experience with databases, cloud computing, and cybersecurity. Strong problem-solving skills, attention to detail, and excellent communication skills are also essential for success in this field. Additionally, knowledge of ITIL (Information Technology Infrastructure Library) and Agile methodologies can be highly valued by employers.

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Several major companies and industries in Gauteng are currently hiring IT professionals, including technology firms such as Microsoft, IBM, and Oracle, as well as banks and financial institutions like Standard Bank and Nedbank. The finance industry is also a significant employer of IT staff, with roles ranging from software development to data analytics and cybersecurity.

Career growth opportunities are abundant in the IT industry in Gauteng, with many companies investing heavily in employee training and development programs. With experience and skills, IT professionals can move into senior leadership positions or start their own businesses, while also pursuing further education and certifications. The Johannesburg Stock Exchange (JSE) is also a significant employer of IT staff, with roles ranging from software development to data analytics and cybersecurity.

Overall, the IT industry in Gauteng offers a wide range of exciting career opportunities for job seekers with the right skills and experience. With salaries that are competitive with those offered by major companies globally, there has never been a better time to pursue a career in this dynamic and rapidly evolving field.

This information provides general career guidance. Actual salaries and requirements vary by employer.

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