+ 27 (0) 21 741 0400 + 27 (0) 21 741 0400   CAREERS@DATAFIN.COM

Senior Full Stack Developer (Python & Java) (JHB)

IT – Software Development
Johannesburg – Gauteng

DESIGN highly scalable Python & Java web applications and services as your coding expertise as a Senior Full Stack Developer is sought by a Retail and Consumer Finance Concern to join its Joburg team. You will provide influence over a new technical design for highly visible software product while working with the team to migrate C#, MSSQL programs and legacy services that will integrate with existing applications to Java/Python and open-source Databases like MySQL, PostgreSQL and host it on AWS environment. The ideal candidate must possess a Bachelor’s Degree or Diploma in Computer Science/Management Information Systems, or an IT related discipline, or its equivalent plus 4 years of Development experience building high volume, public-facing modern web applications. Your tech toolset should include Python, Java, Spring Boot, Django, Drupal, WordPress, PHP, C#, Teams Foundation, GitHub, Bitbucket, Jenkins, Maven, Docker, Kubernetes, etc.
  • Develop web-based applications that run on micro-services architecture in AWS Cloud.
  • Use best practices for developing high quality software using conventions and standards.
  • Align all application development & development process to Group Architecture & Infrastructure guidelines.
  • Work with integrated teams and other Developers to improve and evolve technical products and services.
  • Familiarise yourself with Agile and SDLC as done and follow these internal processes.
  • Identify technical risks and mitigate these (pre, during & post release).
  • Update / Design all application documentation aligned to the organization technical standards and risk / governance frameworks.
  • Debug existing source code and polish feature sets.
  • Provide input into Project and Program teams (when required) to plan and manage the Development lifecycle e.g. Releases, Risk Management, Testing, Integration etc.
  • Conduct reviews, performance monitoring and ongoing optimization and maintenance on applications.
  • Participate in Incident Management and DR activity – applying critical thinking, problem solving and technical expertise to get to the bottom of major incidents.
  • Assist in quality assurance process such as writing unit tests and participating in code reviews, Test Driven Development approach.
  • Develop micro-services and performant worker processes for the application.
  • Implement Continuous Integration/Continuous Deployment (CI/CD) using tools like Jenkins/Docker/Kubernetes etc. and contribution towards DevOps.
  • Develop SQL queries for the application that targets high performance and also perform Load Testing and optimize performance of the current queries.
  • Develop HTML/JavaScript/Angular/ReactJS/Vue etc. for modern web applications.
  • Migrate current projects onto Cloud Environment like Amazon/Google Cloud.
  • Work on creating different Android mobile application for the current web application.
  • Work in a client-facing application development environment with minimal supervision on implementation tasks.
  • Increase product value by writing high quality, maintainable code following Industry coding standards.
  • Identify additional tasks and mentoring other developers in completing tasks.
  • Mentor Junior Developers and review their code.
  • Promote teamwork in the department.
Qualifications –
  • Bachelor’s Degree or Diploma in Computer Science, Management Information Systems, or an IT related discipline, or its equivalent plus 4 years of Development experience building high volume, public-facing modern web applications.
Experience/Skills –
  • 3-5 Years’ experience in development of software applications using modern software languages: Java, Python, Frameworks like Spring Boot, Django, Drupal, WordPress, PHP, C#.
  • 2+ Years Agile experience (e.g. sprint planning, stand-up, Scrum, Kanban).
  • Experience in SQL scripting and relational and non-relational databases.
  • With scripting languages like HTML- CSS, XML/JSON, JavaScript/jQuery/ Angular/ ReactJS.
  • Experience in SOAP and REST Web Services
  • Familiarity with code review and working with code repositories like Teams Foundation, GitHub, Bitbucket.
  • Understanding and strong interest in DevOps using tools like Jenkins, Maven, Docker, Kubernetes, etc.
  • Experience in SQL scripting and relational and non-relational databases such as Postgres, MySQL, Oracle, MongoDB are a plus.
  • Version Control systems.
  • Experience in working with software specifications and documentation.
  • AWS stack hands-on experience.
Advantageous –
  • Familiarity with SAP environment.
  • AWS Certification.
  • Ability to work independently or in a team environment on multiple projects.
  • Excellent analytical, debugging, planning and organizational skills. 
  • Detail-oriented and comfortable working with Developers, Business Analysts and other project stakeholders.