About the position
ENVIRONMENT:
THE coding expertise of a Senior Python Developer is sought by an innovative provider of advanced Financial Security Services in Joburg to join its team. Your role will entail developing public-facing web apps for data visualization and consumption using Python and Dash/Plotly, delivering and maintaining applications hosted in Azure App Services (or similar), while designing and improving Backend logic. Applicants must possess an accredited Bachelor’s Degree in Computer Science/Engineering with Certifications including Azure Fundamentals & Python Institute PCAP. You will also require 7+ years’ work experience in software technology, delivering business-critical systems & 4 years’ experience in developing Python-based applications, especially with Django, Flask or FastAPI frameworks.
DUTIES:
- Develop public-facing web apps for data visualization and consumption using Python and Dash/Plotly.
- Ensure sensitive data is properly filtered, secured, and complies with data protection standards.
- Deliver and maintain applications hosted in Azure App Services (or similar), and build APIs using FastAPI, Django, or Flask frameworks.
- Work closely with Data Engineers to integrate Python applications within data pipelines. Utilize PySpark and Databricks as needed for data processing tasks.
- Design and improve Backend logic, ensuring scalability and efficiency and optimize workflows for web applications to enhance performance.
- Develop robust APIs for seamless data flow between systems and collaborate with cross-functional teams to integrate APIs with existing services.
- Maintain a high-quality codebase through clean coding practices and documentation and conduct code reviews and mentor team members to uphold coding standards.
- Develop middleware applications to handle integrations and trigger events.
- Ensure smooth operation of event-driven architectures.
REQUIREMENTS:
Qualifications –
- Recognised Bachelor’s Degree in Computer Science or Engineering.
- Azure Fundamentals Certification (AZ-900).
- Python Institute PCAP Certification preferred.
Experience/Skills –
- 7+ Years’ working experience in software technology, delivering business-critical systems.
- 4+ Years’ experience in developing Python-based applications, especially with Django, Flask or FastAPI frameworks.
- Familiarity with the Data Engineering landscape is preferred, which includes experience in environments that handle large datasets and data pipelines.
- Has demonstrated experience in building Python-based applications, delivering business-critical software to large enterprises. In-depth knowledge of Python programming and software engineering best practices (e.g. OOP, SOLID).
- Ability to build and maintain web applications using Python, with hands-on experience with FastAPI, Django, or Flask frameworks, and Dash/Plotly (or similar) for data visualization and reporting.
- Able to craft new API specifications and develop according to provided specifications. Experience building and consuming RESTful APIs and Web Services.
- Delivering solutions on cloud infrastructure on Azure (preferred) services like App Services, Functions, Entra, Key Vaults and Storage.
- Experience building middleware applications to facilitate integration and event-driven processes. Familiarity with event-driven architectures and messaging systems.
- Familiarity or experience working in data teams or projects is preferred, but not required, to understand the unique challenges of Data Engineering environments.
Advantageous –
- Familiarity with API gateways like Azure API Management (APIM).
- Experience with PySpark and Databricks.
- Knowledge of Infrastructure-as-Code (IaC) and DevOps Practices, with an understanding of IaC tools like Terraform or Azure Resource Manager (ARM) templates.
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. OnlySA 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 [URL Removed] OR e-mail a Word copy of your CV to [Email Address Removed] and mention the reference number of the job.
Desired Skills:
