Senior Systems Developer

Recruiter:

Network Recruitment

Job Ref:

ITE007334/Mon

Date posted:

Tuesday, December 2, 2025

Location:

Johannesburg, South Africa

Salary:

Annually

SUMMARY:
The Senior Systems Developer will be responsible for designing, building, and maintaining scalable, secure and user-centric systems platforms to support consulting, reporting and the SaaS function.

POSITION INFO:
Key Responsibilities:

Systems Design & Architecture:
- Lead the design and development core systems platform, including automation, reporting, and SaaS tools.
- Architect scalable solutions for client reporting, investment modeling, and process automation.
- Ensure seamless integration between internal tools (ALM, ESG, Tender Response, and Unit Pricing) and external data sources.
Development & Delivery:
- Build and maintain applications and APIs to support consulting, manager research, and reporting functions.
- Develop SaaS products such as ESG tools, economic scenario generators, and NRR modules for external clients.
- Apply best practices in coding, testing, version control, and CI/CD pipeline implementation.
Collaboration & Leadership:
- Partner with Consulting, Manager Research, and Operations teams to translate business requirements into technical solutions.
- Mentor Junior Developers and foster a culture of innovation and continuous learning.
- Collaborate with the Head of Systems & Reporting to define and execute the long-term systems roadmap.
Governance & Quality:
- Ensure that all systems comply with data security, regulatory, and governance standards.
- Conduct regular performance reviews of systems and recommend enhancements.
- Maintain comprehensive documentation of architecture, processes, and code for sustainability and scalability.

Job Experience and Skills Required:

Bachelor / Masters in Computer Science or Software Engineering
6-10 years of software development experience, with at least 3 years in a senior / lead role
Proven track record of building scalable enterprise systems or SaaS platforms
Strong proficiency in modern programming languages (Python, R, JavaScript/TypeScript or C#)
Experience with databases (SQL, PostgreSQL, and MongoDB) and data modelling
Familiarity with cloud platforms (AWS/Azure/GCP) and containerization (Docker and Kubernetes)
Experience with data visualisation / reporting tools (Power BI, Shiny, and Tableau)

Apply now!

For more IT jobs, please visit />
I also specialise in recruiting in the following:

Software Development
Data Engineer
Data Analyst
Infrastructure
Architecture
... and more!

If you have not had any response in two weeks, please consider the vacancy application unsuccessful. Your profile will be kept on our database for any other suitable roles / positions.

For more information contact:
Monica de Wet
Senior Recruitment Consultant

Similar jobs you might be interested in:

AI Information Security Manager
Location: Johannesburg
Salary:
86 days ago

Senior Systems Developer
Location: Johannesburg
Salary: Annually
The Senior Systems Developer will be responsible for designing, building, and maintaining scalable, secure and user-centric systems platforms to support consulting, reporting and the SaaS function.
2 days ago

Senior Back-End Developer
Location: Johannesburg
Salary: Annually
Seeking a Back-end C# Developer with strong experience in Azure cloud services and practical exposure to AI/LLM Integration. Building scalable APIs, Microservices and intelligent back-end features by leveraging Azure OpenAI, Cognitive service, vector search and modern .NET frameworks. Required: A strong engineering foundation with the ability to design AI-driven features that enhance automation, i...
3 days ago

Buyer: Consumables
Location: Boksburg
Salary:
5 days ago

Buyer - Consumables
Location: Johannesburg
Salary: up to R24 000 Monthly
One of our clients, based in Boksburg, is seeking a Buyer for their consumables department.
6 days ago

Data Analyst
Location: Johannesburg
Salary:
8 days ago

Technical Business Analyst
Location: Johannesburg
Salary: 600 000 Annually
Are you an experienced Technical Business analyst with a passion for process automation and digital transformation? Join a leading consultancy and play a key role in delivering innovative workflow and document management solutions!
9 days ago

IT Risk Analyst (CH1189)
Location: Pretoria
Salary:
9 days ago

Senior Systems Developer
Location: Johannesburg
Salary: Annually
The Senior Systems Developer will be responsible for designing, building and maintaining scalable, secure and user-centric system platforms to support the consulting, reporting, and SaaS functions.
13 days ago

Senior Systems Administrator (12 month contract)
Location: Centurion
Salary: Annually
The Senior Systems Administrator will be responsible for the IT infrastructure, including data centers, networks, servers and devices. Provides technical leadership, plans, coordinates and manages proper maintenance support and life-cycle management of the IT Infrastructure to meet business objectives.
14 days ago